May weather forecastCottonwood, CA
May
Weather in May
May, the last month of the spring in Cottonwood, is a moderately hot month, with temperature in the range of an average low of 50.9°F (10.5°C) and an average high of 75.9°F (24.4°C).Temperature
May brings an increase in the average high-temperature, progressing from a comfortable 66.7°F (19.3°C) in April to a moderately hot 75.9°F (24.4°C). Cottonwood anticipates a stark contrast in temperature during May nights, with an average low of 50.9°F (10.5°C).Humidity
In Cottonwood, the average relative humidity in May is 52%.Rainfall
In Cottonwood, California, during May, the rain falls for 6.7 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Cottonwood, during the entire year, the rain falls for 88.3 days and collects up to 21.5" (546mm) of precipitation.Snowfall
In Cottonwood, snow does not fall in January, March through October.Daylight
In May, the average length of the day is 14h and 26min.On the first day of May, sunrise is at 6:07 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 8:32 pm PDT.
Sunshine
In Cottonwood, the average sunshine in May is 11.3h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In May, a daily UV index of 5 turns into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Cottonwood, CA
- Average high temperature in May: 75.9°F
The warmest month (with the highest average high temperature) is July (95.2°F).
The month with the lowest average high temperature is December (52.3°F).
- Average low temperature in May: 50.9°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is December (38.3°F).
Average pressure in May
Cottonwood, CA
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).
Average wind speed in May
Cottonwood, CA
- Average wind speed in May: 5.2mph
The windiest month (with the highest average wind speed) is March (5.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in May
Cottonwood, CA
- Average humidity in May: 52%
The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is August (31%).
Average rainfall in May
Cottonwood, CA
- Average rainfall in May: 1.18"
The wettest month (with the highest rainfall) is March (4.02").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in May
Cottonwood, CA
- Average rainfall days in May: 6.7 days
The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is August (1.4 days).
Average snowfall in May
Cottonwood, CA
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.24").
The months with the least snowfall are January, March, April, May, June, July, August, September and October (0").
Average snowfall days in May
Cottonwood, CA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Cottonwood, CA
- Average daylight in May: 14h and 24min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 11h and 18min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in May
Cottonwood, CA
- Average sunshine days in May: 22.8 days
The month with the most sunshine days is July (28.7 days).
The month with the least sunshine days is March (14.6 days).
Average UV index in May
Cottonwood, CA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in May
Cottonwood, CA
- Average cloud cover in May: 20
The month with the most cloud cover is March (Cloud cover 39).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in May
Cottonwood, 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).





