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Contents
- The climate of Houston
- The best time to visit Houston
- The worst time to visit Houston
- Spring weather in Houston
- Summer weather in Houston
- Autumn weather in Houston
- Winter weather in Houston
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Houston
Houston, Alaska, USA, nestles within the Köppen climate classification known as Dfc - a subarctic zone with severe winter, no dry season and a cool summer. Spreading across the geographical space within a higher latitude, Houston's climate fluctuates dramatically across the year, bearing a diverse weather system.
Throughout the year in Houston, the relative humidity ranges from a maximum of 89% in March to a minimum value of around 61% in May. The monthly average of the relative humidity remains more or less steady, though higher levels are prevalent during the winter months. Significant differences can be noticed in the pressure with the highest at 29.96in during July, and the lowest being noticed at 29.70in in November.
Rainfall sees a progressive increase from 0.71in in January to a peak at 2.13in in September, closely followed by declining rates till the end of the year. Along with precipitation levels, the daylight received also tends to have a progressive trend, escalating from 6.5 hours in January to a high of 19.4 hours in June, post which there's a decline in the hours. The ultraviolet index also scales the year from a low of 1 in January to a high of 4 from May to July and veering back down to 1 by December.
Throughout the year in Houston, the relative humidity ranges from a maximum of 89% in March to a minimum value of around 61% in May. The monthly average of the relative humidity remains more or less steady, though higher levels are prevalent during the winter months. Significant differences can be noticed in the pressure with the highest at 29.96in during July, and the lowest being noticed at 29.70in in November.
Rainfall sees a progressive increase from 0.71in in January to a peak at 2.13in in September, closely followed by declining rates till the end of the year. Along with precipitation levels, the daylight received also tends to have a progressive trend, escalating from 6.5 hours in January to a high of 19.4 hours in June, post which there's a decline in the hours. The ultraviolet index also scales the year from a low of 1 in January to a high of 4 from May to July and veering back down to 1 by December.
The best time to visit Houston
Structured around the premise of comfortable climate and maximum daylight, the best time to visit Houston, Alaska, unfolds from May to July. The highest temperature averages are noticeable during these months, reaching up to 67.6°F (19.8°C) in July. During this period, the daily sunshine duration extends up to 11.2 hours in June, while rainfall tends to be within manageable limits averaging at 1.5in in July. Additionally, the insights on wind speed reading rate at a comfortable 5mph (8km/h) in June. This period presents the most conducive weather for outdoor activities and exploration.
The worst time to visit Houston
Cautious consideration suggests that the winter months, notably between December and February, characterize the least favourable time to visit Houston, Alaska. The temperatures during these months plummet to the single digits, with the lowest temperature observed at 8.6°F (-13°C) in January. Accompanying these chilling temperatures is a surge of snowfall with the maximum observed at 5.87in in December. Moreover, humidity levels correspondingly ride high, reaching up to 86% in December. The daylight hovers at a sparse 6.5 hours in December, thereby permitting fewer hours for outdoor activities.
Spring weather in Houston
Spring season in Houston, beginning in March through May, witnesses an upsurge in temperature from a high of 28.6°F (-1.9°C) in March to 57.2°F (14°C) in May. Coupled with this is the swelling daylight reaching a substantial 17.7 hours by May end, even as the rainfall level remains modest, capped below 0.8in. The snowfall plummets significantly in this period from 5.24in in March to 0.16in by May end.
Summer weather in Houston
Summer in Houston spans the months from June through August and unveils the warmest temperatures of the year, with the highest reaching a peak of 67.6°F (19.8°C) in July. While the rainfall escalates to a maximum of 1.89in in August, the UV index rises to 4 in this period. Daily sunlight hours remain lengthy, peaking at 19.4 hours in June.
Autumn weather in Houston
Autumn in Houston that extends from September through November brings forth a gradual decline in temperatures, dropping from a high of 54.9°F (12.7°C) in September to 24.4°F (-4.2°C) by November. Rainfall reaches its zenith and then starts decreasing in this season, with a peak of 2.13in in September. Snowfall reappears and increases from 0.2in in September to 5.08in in November.
Winter weather in Houston
Winter in Houston, encompassing the months from December through February, marks the harshest climate phase of the year. The snowfall reaches its peak at 5.87in in December, while temperatures hover between a high of 19.4°F (-7°C) in December and a low of 8.6°F (-13°C) in January. Daylight is limited to a range from 5.5 hours in December to a maximum of 9 hours in February.
Weather in January
Cold and humidity represent the two defining aspects of January weather in Houston, Alaska. Temperatures continue to linger in the frigid single digits, consistent with winter norms. With a high of 17.8°F (-7.9°C) and a low of 8.6°F (-13°C), January nights can be significantly chilled. Weather in January »
Weather in February
Although the calendar flips to February, the overall chill in Houston persists, with only slight improvements in temperatures compared to January. Alongside a drop in daylight hours, the weather remains predominantly cold. Snowfall is notable, as precipitation in the form of snow inches up from 3.11" (79mm) in January to 4.76" (121mm). Weather in February »
Weather in March
March ushers in the transition from winter to spring in Houston. The slight increase in temperature, daylight hours, and ultraviolet rays hint at this change. However, the cold cannot be ignored, particularly in early March when temperatures remain on the lower side. Weather in March »
Weather in April
April displays a respite from the cold in Houston, disregarding the occasional piece of winter-like weather. Temperature takes an upward surge, while snowfall typically drops to less alarming levels by the end of the month. A transition is seen in precipitation as it moves from 1.73" (44mm) of snowfall in April to a mix of rain and snow. Weather in April »
Weather in May
May signifies the dawn of consistent warm weather in Houston, Alaska. The surge in temperature sees a sharp contrast to the weather conditions experienced during the earlier months of the year. The switch from snowfall to rainfall becomes apparent, with May experiencing 0.75" (19mm) of rainfall. Weather in May »
Weather in June
The peak of summer arrives in June, with longer daylight hours and a substantial rise in temperature. Outdoor enthusiasts can revel in the warmth that contrasts starkly with the sub-zero temperatures observed earlier in the year. The weather shift also entails an increase in precipitation, with June recording a rainfall of 0.98" (25mm). Weather in June »
Weather in July
July, for the most part, is a warmer month that experiences the highest average temperature, reaching a high of 67.6°F (19.8°C). Features of summer are prominent with longer daylight hours, higher pressure, and increased humidity. Weather in July »
Weather in August
Come August, the sizzling heat of July recedes slightly in Houston, Alaska giving way to pleasant weather. Despite a drop in temperature, August is still comfortably warm, assuring outdoor plans are not disrupted. Interestingly, the rainfall peaks this month, climbing to 1.89" (48mm), the highest for the year. Weather in August »
Weather in September
September in Houston, Alaska witnesses a gradual but definitive shift from the warmth of summer to the chill of approaching fall. It brings slightly cooler temperatures, less humidity, and shorter daylight hours. Rainfall remains high, with September recording a significant 2.13" (54mm) of precipitation. Weather in September »
Weather in October
October, being a transitional month, sees a mixture of pleasant autumnal weather and the initial bites of winter. While trees showcase a spectacle of fall hues, the weather tends to dip towards the cooler side. Although not as significant as in September, rainfall stands at a substantial 1.69" (43mm) this month. Weather in October »
Weather in November
November marks a sharp turn in Houston's weather with the full onset of winter. A big drop in temperature is seen, and the nights become undeniably cold. Snowfall becomes frequent and much heavier in volume, with November seeing a five-fold increase in snowfall to 5.08" (129mm) compared to October. Weather in November »
Weather in December
December showcases winter in all its glory, with a further dip in temperature making it the coldest month of the year. The landscape is dominated by snowfall, with December recording 5.87" (149mm) of snow. Despite the onslaught of winter, relative humidity remains moderate, and the pressure relatively stable. Weather in December »
Updated: Jun 3, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
The coldest period tends to be January, when average temperatures fluctuate between a high of 17.8°F (-7.9°C) and a low of 8.6°F (-13°C).
How much does it rain?
In Houston, during the entire year, the rain falls for 134.1 days and collects up to 13.86" (352mm) of precipitation.
When does it snow?
January through May, September through December are months with snowfall.
How many days does it snow?
Throughout the year, there are 56.9 snowfall days, and 26.54" (674mm) of snow is accumulated.
What are the months with the lowest UV index?
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the most humid month?
March is the most humid month, with an average relative humidity of 89%.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from AKST to AKDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from AKDT to AKST.
What is the driest month?
The month with the least rainfall is April, when the rain falls for 11.2 days and typically collects 0.63" (16mm) of precipitation.
What is the least humid month?
The least humid month is May, with an average relative humidity of 61%.
What month has the most sunshine?
The month with the most sunshine in Houston is May, with an average of 11.4h of sunshine.
When is the highest UV index in Houston?
The months with the highest UV index are May through July, with an average maximum UV index of 4.
When it does not snow?
In Houston, snow does not fall in June through August.
When are the longest days?
With an average of 19h and 24min of daylight, June has the longest days of the year.
What is the warmest month?
July, recording an average high temperature of 67.6°F (19.8°C) and a low temperature of 50.4°F (10.2°C), is Houston's warmest month.
What is the rainiest month?
The month with the most rainfall is September, when the rain falls for 16 days and typically aggregates up to 2.13" (54mm) of precipitation.
When does it snow the most?
The month with the most snowfall in Houston is December, when snow falls for 11.4 days and typically aggregates up to 5.87" (149mm) of snow.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 5h and 30min of daylight.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 3.7h of sunshine.
Average temperature
Houston, AK
The warmest month (with the highest average high temperature) is July (67.6°F).
The month with the lowest average high temperature is January (17.8°F).
The month with the highest average low temperature is July (50.4°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure
Houston, AK
- Average pressure in January:
29.73"Hg - Average pressure in February:
29.84"Hg - Average pressure in March:
29.79"Hg - Average pressure in April:
29.83"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.86"Hg - Average pressure in September:
29.75"Hg - Average pressure in October:
29.72"Hg - Average pressure in November:
29.7"Hg - Average pressure in December:
29.7"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.7"Hg).
Average wind speed
Houston, AK
- Average wind speed in January:
5mph - Average wind speed in February:
4.7mph - Average wind speed in March:
4.7mph - Average wind speed in April:
4.3mph - Average wind speed in May:
4.8mph - Average wind speed in June:
5mph
- Average wind speed in July:
4.7mph - Average wind speed in August:
4.5mph - Average wind speed in September:
4.5mph - Average wind speed in October:
4.5mph - Average wind speed in November:
5.1mph - Average wind speed in December:
4.9mph
The windiest month (with the highest average wind speed) is November (5.1mph).
The calmest month (with the lowest average wind speed) is April (4.3mph).
Average humidity
Houston, AK
The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is May (61%).
Average rainfall
Houston, AK
- Average rainfall in January:
0.71" - Average rainfall in February:
0.71" - Average rainfall in March:
0.75" - Average rainfall in April:
0.63" - Average rainfall in May:
0.75" - Average rainfall in June:
0.98"
- Average rainfall in July:
1.5" - Average rainfall in August:
1.89" - Average rainfall in September:
2.13" - Average rainfall in October:
1.69" - Average rainfall in November:
1.14" - Average rainfall in December:
0.98"
The wettest month (with the highest rainfall) is September (2.13").
The driest month (with the least rainfall) is April (0.63").
Average rainfall days
Houston, AK
- Average rainfall days in January:
7.3 days - Average rainfall days in February:
4.8 days - Average rainfall days in March:
6.5 days - Average rainfall days in April:
11.2 days - Average rainfall days in May:
11.8 days - Average rainfall days in June:
13.7 days
- Average rainfall days in July:
16.6 days - Average rainfall days in August:
19.3 days - Average rainfall days in September:
16 days - Average rainfall days in October:
13 days - Average rainfall days in November:
6.6 days - Average rainfall days in December:
7.3 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall
Houston, AK
- Average snowfall in January:
3.11" - Average snowfall in February:
4.76" - Average snowfall in March:
5.24" - Average snowfall in April:
1.73" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is December (5.87").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Houston, AK
- Average snowfall days in January:
9.9 days - Average snowfall days in February:
10.8 days - Average snowfall days in March:
9.3 days - Average snowfall days in April:
5.8 days - Average snowfall days in May:
0.8 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.3 days - Average snowfall days in October:
1.9 days - Average snowfall days in November:
6.7 days - Average snowfall days in December:
11.4 days
The month with the highest number of snowfall days is December (11.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Houston, AK
- Average daylight in January:
6h and 3min - Average daylight in February:
9h and 0min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 5min - Average daylight in May:
17h and 4min - Average daylight in June:
19h and 2min
- Average daylight in July:
18h and 2min - Average daylight in August:
15h and 5min - Average daylight in September:
12h and 5min - Average daylight in October:
9h and 5min - Average daylight in November:
7h and 1min - Average daylight in December:
5h and 3min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 0min - Average sunshine in May:
11h and 2min - Average sunshine in June:
11h and 1min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
9h and 3min - Average sunshine in September:
7h and 2min - Average sunshine in October:
6h and 0min - Average sunshine in November:
4h and 2min - Average sunshine in December:
3h and 4min
The month with the most sunshine is May (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days
Houston, AK
- Average sunshine days in January:
17.1 days - Average sunshine days in February:
14.8 days - Average sunshine days in March:
18.2 days - Average sunshine days in April:
13.4 days - Average sunshine days in May:
16.6 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
11.7 days - Average sunshine days in August:
9.7 days - Average sunshine days in September:
11.8 days - Average sunshine days in October:
14.6 days - Average sunshine days in November:
18.5 days - Average sunshine days in December:
16.5 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (9.7 days).
Average UV index
Houston, AK
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover
Houston, AK
The months with the most cloud cover are April and August (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 40).
Average visibility
Houston, AK
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is March (4mi).
Houston, Alaska, USA
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