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
As May begins, there's a slight increase in the average high-temperature, moving from a moderately hot 83.7°F (28.7°C) in April to a hot 90.5°F (32.5°C). Nighttime in May brings a stark departure from the daily high, resting at an average low-temperature of 67.3°F (19.6°C).Humidity
In May, the average relative humidity is 30%.Rainfall
In Barstow, in May, it is raining for 6.3 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, there are 62.7 rainfall days, and 7.4" (188mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in May is 13h and 46min.On the first day of May, sunrise is at 7:07 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 8:53 pm CDT.
Sunshine
In May, the average sunshine is 10.7h.UV index
The average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 7 during May leads to these instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. 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. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in May?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Barstow have in May?
What is the UV index reading in May in Barstow?
Average temperature in May
Barstow, TX
- Average high temperature in May: 90.5°F
The warmest month (with the highest average high temperature) is June (98.4°F).
The months with the lowest average high temperature are January and December (59.9°F).
- Average low temperature in May: 67.3°F
The month with the highest average low temperature is July (78.4°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).
Average pressure in May
Barstow, TX
- Average pressure in May: 29.84"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in May
Barstow, TX
- Average wind speed in May: 11.2mph
The windiest month (with the highest average wind speed) is June (11.4mph).
The calmest month (with the lowest average wind speed) is November (8mph).
Average humidity in May
Barstow, TX
- Average humidity in May: 30%
The month with the highest relative humidity is December (47%).
The month with the lowest relative humidity is April (26%).
Average rainfall in May
Barstow, TX
- Average rainfall in May: 0.75"
The wettest month (with the highest rainfall) is September (1.22").
The driest month (with the least rainfall) is February (0.16").
Average rainfall days in May
Barstow, TX
- Average rainfall days in May: 6.3 days
The month with the highest number of rainy days is September (9.6 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in May
Barstow, TX
- Average snowfall in May: 0"
The month with the highest snowfall is December (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Barstow, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is December (1.4 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
Barstow, TX
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in May: 10h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in May
Barstow, TX
- Average sunshine days in May: 21.8 days
The month with the most sunshine days is January (27.2 days).
The month with the least sunshine days is September (18 days).
Average UV index in May
Barstow, TX
- Average UV index in May: 7
The months with the highest UV index are June and July (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Barstow, TX
- Average cloud cover in May: 13
The months with the most cloud cover are September and December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 11).
Average visibility in May
Barstow, 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).
Barstow, Texas, USA
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