Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The arrival of May in Houston brings a distinct temperature shift, with the average high-temperature escalating from an icy 40.6°F (4.8°C) in April to a refreshing 57.2°F (14°C). In the month of May, an average of 40.6°F (4.8°C) marks the low-temperature.Humidity
The least humid month is May, with an average relative humidity of 61%.Rainfall
In Houston, in May, during 11.8 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. In Houston, during the entire year, the rain falls for 134.1 days and collects up to 13.86" (352mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Houston aggregates 0.16" (4mm) of snow. In Houston, during the entire year, snow falls for 56.9 days and aggregates up to 26.54" (674mm) of snow.Daylight
In Houston, the average length of the day in May is 17h and 40min.On the first day of the month, sunrise is at 5:44 am and sunset at 10:08 pm. On the last day of May, sunrise is at 4:30 am and sunset at 11:23 pm AKDT.
Sunshine
May has the most sunshine of the year, with an average of 11.4h of sunshine.UV index
May through July, with an average maximum UV index of 4, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 4 during May translates into these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. It's recommended to limit sun exposure when its radiation is at its peak during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the least humid month?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
What month has the most sunshine?
How many hours of sunshine does Houston have in May?
When is the highest UV index?
What is the UV index reading in May in Houston?
Average temperature in May
Houston, AK
- Average high temperature in May: 57.2°F
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).
- Average low temperature in May: 40.6°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 in May
Houston, AK
- Average pressure in May: 29.92"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 in May
Houston, AK
- Average wind speed in May: 4.8mph
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 in May
Houston, AK
- Average humidity in May: 61%
The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is May (61%).
Average rainfall in May
Houston, AK
- Average rainfall in May: 0.75"
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 in May
Houston, AK
- Average rainfall days in May: 11.8 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 in May
Houston, AK
- Average snowfall in May: 0.16"
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 in May
Houston, AK
- Average snowfall days in May: 0.8 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 in May /
Average sunshine in May
Houston, AK
- Average daylight in May: 17h and 4min
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 May: 11h and 2min
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 in May
Houston, AK
- Average sunshine days in May: 16.6 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 in May
Houston, AK
- Average UV index in May: 4
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 in May
Houston, AK
- Average cloud cover in May: 41
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 in May
Houston, AK
- Average visibility in May: 6mi
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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