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
May's arrival sees a mild rise in the average high-temperature, transitioning from April's agreeable 73°F (22.8°C) to a moderately hot 80.2°F (26.8°C). Throughout May, Saint Jo witnesses a nighttime temperature average of 62.2°F (16.8°C).Humidity
With an average relative humidity of 75%, May is the most humid month in Saint Jo, Texas.Rainfall
The month with the most rainfall is May, when the rain falls for 13.9 days and typically aggregates up to 3.31" (84mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Saint Jo, the average length of the day in May is 13h and 55min.On the first day of the month, sunrise is at 6:40 am and sunset at 8:13 pm. On the last day of May, sunrise is at 6:20 am and sunset at 8:35 pm CDT.
Sunshine
In Saint Jo, the average sunshine in May is 9.1h.UV index
In Saint Jo, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 6 in May interprets into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Saint Jo?
What is the most humid month in Saint Jo?
What is the average humidity in May in Saint Jo?
What is the rainiest month in Saint Jo?
How many days does it rain in May in Saint Jo?
When it does not snow in Saint Jo?
How many hours of daylight does Saint Jo have in May?
When is the sunrise / sunset in May in Saint Jo?
How long on average sun shines in May in Saint Jo?
How high is the UV index in May in Saint Jo?
Average temperature in May
Saint Jo, TX
- Average high temperature in May: 80.2°F
The warmest month (with the highest average high temperature) is August (94.6°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in May: 62.2°F
The months with the highest average low temperature are July and August (73.9°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in May
Saint Jo, TX
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in May
Saint Jo, TX
- Average wind speed in May: 9.6mph
The windiest months (with the highest average wind speed) are March and April (10.7mph).
The calmest month (with the lowest average wind speed) is September (7.2mph).
Average humidity in May
Saint Jo, TX
- Average humidity in May: 75%
The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (57%).
Average rainfall in May
Saint Jo, TX
- Average rainfall in May: 3.31"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in May
Saint Jo, TX
- Average rainfall days in May: 13.9 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in May
Saint Jo, TX
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Saint Jo, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Saint Jo, TX
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 9h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in May
Saint Jo, TX
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is May (14.3 days).
Average UV index in May
Saint Jo, TX
- Average UV index in May: 6
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Saint Jo, TX
- Average cloud cover in May: 34
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in May
Saint Jo, TX
- Average visibility in May: 6mi
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).
Saint Jo, Texas, USA
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