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Contents
- 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
Weather in January
January, like December, in Justin, Texas, is another fresh winter month, with an average temperature ranging between max 54.3°F (12.4°C) and min 38.1°F (3.4°C). The month of January, characterized by an average high of 54.3°F (12.4°C) and a low of 38.1°F (3.4°C), is recognized as the coldest. Weather in January »
Weather in February
February, the last month of the winter in Justin, is a mild month, with temperature in the range of an average high of 57.7°F (14.3°C) and an average low of 41.5°F (5.3°C). February's onset records a minor alteration in the average high-temperature to a refreshing 57.7°F (14.3°C) from January's 54.3°F (12.4°C). Weather in February »
Weather in March
March, the first month of the spring in Justin, is a refreshing month, with an average temperature varying between 67.1°F (19.5°C) and 49.6°F (9.8°C). Justin in March sees a temperature change, with average high-temperatures moving from a moderate 57.7°F (14.3°C) in February to a still refreshing 67.1°F (19.5°C). Weather in March »
Weather in April
April in Justin, Texas, is a warm spring month, with an average temperature fluctuating between 74.5°F (23.6°C) and 55.4°F (13°C). As Justin transitions into April, the average high-temperature is observed to slightly rise from an enjoyable 67.1°F (19.5°C) in March to a moderately hot 74.5°F (23.6°C). Weather in April »
Weather in May
May, the last month of the spring in Justin, is also a moderately hot month, with an average temperature ranging between max 81.5°F (27.5°C) and min 63.9°F (17.7°C). May showcases a minor temperature ascent, adjusting from April's warm 74.5°F (23.6°C) to a still moderately hot 81.5°F (27.5°C). Weather in May »
Weather in June
June, the first month of the summer in Justin, is a tropical month, with temperature in the range of an average high of 90.7°F (32.6°C) and an average low of 72.9°F (22.7°C). With the onset of June, Justin's average high-temperature experiences a rise, moving from May's moderately hot 81.5°F (27.5°C) to a hot 90.7°F (32.6°C). Weather in June »
Weather in July
July, the same as June, in Justin, Texas, is a hot summer month, with temperature in the range of an average high of 94.6°F (34.8°C) and an average low of 75.4°F (24.1°C). The introduction of July notes a subtle temperature variation to a still hot 94.6°F (34.8°C) from June's 90.7°F (32.6°C). Weather in July »
Weather in August
August, the last month of the summer in Justin, is a fiery hot month, with an average temperature varying between 75.6°F (24.2°C) and 95.5°F (35.3°C). The warmest period tends to be August, when average temperatures fluctuate between a high of 95.5°F (35.3°C) and a low of 75.6°F (24.2°C). For most parts of August, the heat index is evaluated at a scorching 111.2°F (44°C). Weather in August »
Weather in September
September, the first month of the autumn in Justin, is also a hot month, with an average temperature ranging between max 87.4°F (30.8°C) and min 69.4°F (20.8°C). The arrival of September corresponds with a light shift in temperature, down from a very hot 95.5°F (35.3°C) in August to a hot 87.4°F (30.8°C). Weather in September »
Weather in October
October, like September, in Justin, Texas, is another warm autumn month, with temperature in the range of an average high of 75.6°F (24.2°C) and an average low of 58.1°F (14.5°C). The shift from September to October involves a decrease in the average high-temperature, from a tropical 87.4°F (30.8°C) to a moderately hot 75.6°F (24.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another refreshing month in Justin, Texas, with temperature in the range of an average high of 64°F (17.8°C) and an average low of 47.7°F (8.7°C). The average high-temperature drops in November, from October's warm 75.6°F (24.2°C) to an enjoyable 64°F (17.8°C). Weather in November »
Weather in December
December, the first month of the winter in Justin, is still a cool month, with an average temperature varying between 55°F (12.8°C) and 40.5°F (4.7°C). December's arrival corresponds with a decrease in average high-temperatures, from November's comfortable 64°F (17.8°C) to a fresh 55°F (12.8°C). Weather in December »
Updated: Jul 25, 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 is the coldest time of year?
The month of January, characterized by an average high of 54.3°F (12.4°C) and a low of 38.1°F (3.4°C), is recognized as the coldest.
What is the driest month?
January is the month with the least rainfall. Rain falls for 6.1 days and accumulates 1.46" (37mm) of precipitation.
How many days does it rain?
In Justin, Texas, during the entire year, the rain falls for 135.5 days and collects up to 29.45" (748mm) of precipitation.
When does it snow?
January through March, November and December are months with snowfall.
How much does it snow?
Throughout the year, in Justin, there are 2.6 snowfall days, and 1.46" (37mm) of snow is accumulated.
What is the month with the lowest UV index?
January and December, with an average maximum UV index of 3, are months with the lowest UV index.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 1.3 days and accumulates 0.98" (25mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Justin, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
When it does not snow?
In Justin, snow does not fall in April through October.
What is the most humid month?
With an average relative humidity of 73%, May is the most humid month.
What is the rainiest month?
The months with the most rainfall are May and October, with an average 3.9" (99mm) of precipitation.
When are the longest days in Justin?
With an average of 14h and 18min of daylight, June has the longest days of the year in Justin.
When is the highest UV index?
June through August, with an average maximum UV index of 7, are months with the highest UV index.
What month has the most sunshine in Justin?
With an average of 11.1h of sunshine, July has the most sunshine of the year.
What are the warmest months?
Justin notes the warmest temperatures in August, with a average high of 95.5°F (35.3°C) and a low of 75.6°F (24.2°C).
What is the least humid month?
August is the least humid month, with an average relative humidity of 55%.
What is the month with the shortest days?
With an average of 10h and 0min of daylight, December has the shortest days of the year in Justin.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 5.8h of sunshine.
Average temperature
Justin, TX
The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (54.3°F).
The month with the highest average low temperature is August (75.6°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).
Average pressure
Justin, TX
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.92"Hg - Average pressure in May:
29.91"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Justin, TX
- Average wind speed in January:
9.3mph - Average wind speed in February:
10mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.4mph - Average wind speed in May:
9.3mph - Average wind speed in June:
8.2mph
- Average wind speed in July:
7.3mph - Average wind speed in August:
7mph - Average wind speed in September:
6.8mph - Average wind speed in October:
8.4mph - Average wind speed in November:
8.9mph - Average wind speed in December:
8.8mph
The windiest months (with the highest average wind speed) are March and April (10.4mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).
Average humidity
Justin, TX
The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (55%).
Average rainfall
Justin, TX
- Average rainfall in January:
1.46" - Average rainfall in February:
1.61" - Average rainfall in March:
2.6" - Average rainfall in April:
2.32" - Average rainfall in May:
3.9" - Average rainfall in June:
2.87"
- Average rainfall in July:
2.17" - Average rainfall in August:
2.13" - Average rainfall in September:
2.83" - Average rainfall in October:
3.9" - Average rainfall in November:
1.97" - Average rainfall in December:
1.69"
The wettest months (with the highest rainfall) are May and October (3.9").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days
Justin, TX
- Average rainfall days in January:
6.1 days - Average rainfall days in February:
9.1 days - Average rainfall days in March:
12.5 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
14.7 days - Average rainfall days in June:
12.7 days
- Average rainfall days in July:
12.8 days - Average rainfall days in August:
11.6 days - Average rainfall days in September:
14 days - Average rainfall days in October:
11.8 days - Average rainfall days in November:
8.4 days - Average rainfall days in December:
8.5 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (6.1 days).
Average snowfall
Justin, TX
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Justin, TX
- Average snowfall days in January:
0.3 days - Average snowfall days in February:
1.3 days - Average snowfall days in March:
0.3 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 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 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.2 days - Average snowfall days in December:
0.5 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Justin, TX
- Average daylight in January:
10h and 2min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 5min - Average daylight in June:
14h and 2min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 3min - Average daylight in December:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
6h and 1min - Average sunshine in February:
7h and 2min - Average sunshine in March:
7h and 1min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 0min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
11h and 1min - Average sunshine in August:
10h and 5min - Average sunshine in September:
8h and 3min - Average sunshine in October:
6h and 4min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days
Justin, TX
- Average sunshine days in January:
23.5 days - Average sunshine days in February:
16.6 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
15.1 days - Average sunshine days in May:
14.5 days - Average sunshine days in June:
15.3 days
- Average sunshine days in July:
16.1 days - Average sunshine days in August:
16.8 days - Average sunshine days in September:
14.5 days - Average sunshine days in October:
18.2 days - Average sunshine days in November:
20 days - Average sunshine days in December:
20.7 days
The month with the most sunshine days is January (23.5 days).
The months with the least sunshine days are May and September (14.5 days).
Average UV index
Justin, TX
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover
Justin, TX
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility
Justin, TX
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Justin, Texas, USA
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