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 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
Imperial's weather in May presents a minor rise in the average high-temperature, moving from a moderately hot 85.6°F (29.8°C) in April to a hot 92.3°F (33.5°C). Marked by a significant temperature drop from daytime highs, the average nighttime temperature lowers to a refreshing 66.6°F (19.2°C) throughout May.Humidity
The average relative humidity in May is 26%.Rainfall
In Imperial, rain does not fall in May and June.Daylight
The average length of the day in May is 13h and 52min.On the first day of May, sunrise is at 5:54 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 7:45 pm PDT.
Sunshine
The average sunshine in May is 12.1h.UV index
The average daily maximum UV index in May is 8. A UV Index estimate of 8 to 10 represents a very high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 8 during May translates into the following directions:
Prioritize protection; rapid damage can occur to unprotected eyes and skin. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in May?
What is the average humidity in May?
What is the driest month?
Does it rain in May?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Imperial have in May?
How high is the UV index in May?
Average temperature in May
Imperial, CA
- Average high temperature in May: 92.3°F
The warmest month (with the highest average high temperature) is July (106.7°F).
The month with the lowest average high temperature is December (66.4°F).
- Average low temperature in May: 66.6°F
The month with the highest average low temperature is August (85.5°F).
The coldest month (with the lowest average low temperature) is January (49.8°F).
Average pressure in May
Imperial, CA
- Average pressure in May: 29.83"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.78"Hg).
Average wind speed in May
Imperial, CA
- Average wind speed in May: 7.5mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is January (5.2mph).
Average humidity in May
Imperial, CA
- Average humidity in May: 26%
The month with the highest relative humidity is December (40%).
The month with the lowest relative humidity is June (21%).
Average rainfall in May
Imperial, CA
- Average rainfall in May: 0"
The wettest months (with the highest rainfall) are March, April, July, August, September and December (0.08").
The driest months (with the least rainfall) are May and June (0").
Average rainfall days in May
Imperial, CA
- Average rainfall days in May: 0.3 days
The month with the highest number of rainy days is July (2.8 days).
The month with the least rainy days is May (0.3 days).
Average daylight in May /
Average sunshine in May
Imperial, CA
- Average daylight in May: 13h and 5min
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 May: 12h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in May
Imperial, CA
- Average sunshine days in May: 30.4 days
The month with the most sunshine days is May (30.4 days).
The month with the least sunshine days is August (25.8 days).
Average UV index in May
Imperial, CA
- Average UV index in May: 8
The months with the highest UV index are July and August (UV index 9).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in May
Imperial, CA
- Average cloud cover in May: 6
The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 4).
Average visibility in May
Imperial, CA
- 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).
Imperial, California, USA
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