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 brings a slight rise in Fairmont's average high-temperature, moving from an agreeable 68.2°F (20.1°C) in April to a moderately hot 74.1°F (23.4°C). Fairmont records a significant temperature drop in May nights, lowering to an average of 48.6°F (9.2°C).Humidity
In Fairmont, the average relative humidity in May is 48%.Rainfall
In Fairmont, in May, it is raining for 2.3 days, with typically 0.28" (7mm) of accumulated precipitation. Throughout the year, there are 44.4 rainfall days, and 6.61" (168mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. May is the last month it regularly snows in Fairmont. During 0.2 snowfall days, in May, Fairmont aggregates 0.04" (1mm) of snow. In Fairmont, during the entire year, snow falls for 11.7 days and aggregates up to 11.26" (286mm) of snow.Daylight
In Fairmont, the average length of the day in May is 14h and 0min.On the first day of the month, sunrise is at 6:02 am and sunset at 7:39 pm. On the last day of May, in Fairmont, California, sunrise is at 5:41 am and sunset at 8:01 pm PDT.
Sunshine
The average sunshine in May is 11.8h.UV index
In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, a daily UV index of 5 turns into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Fairmont, CA
- Average high temperature in May: 74.1°F
The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is December (54.7°F).
- Average low temperature in May: 48.6°F
The month with the highest average low temperature is August (62.1°F).
The coldest month (with the lowest average low temperature) is December (38.3°F).
Average pressure in May
Fairmont, CA
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Fairmont, CA
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest months (with the lowest average wind speed) are August and September (5.3mph).
Average humidity in May
Fairmont, CA
- Average humidity in May: 48%
The months with the highest relative humidity are February and March (56%).
The month with the lowest relative humidity is August (35%).
Average rainfall in May
Fairmont, CA
- Average rainfall in May: 0.28"
The wettest month (with the highest rainfall) is December (1.57").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in May
Fairmont, CA
- Average rainfall days in May: 2.3 days
The month with the highest number of rainy days is March (7.3 days).
The months with the least rainy days are August and September (1.2 days).
Average snowfall in May
Fairmont, CA
- Average snowfall in May: 0.04"
The month with the highest snowfall is December (5.31").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Fairmont, CA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Fairmont, CA
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 11h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The months with the least sunshine are January and February (Average sunshine: 6h and 48min).
Average sunshine days in May
Fairmont, CA
- Average sunshine days in May: 27.8 days
The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is February (20.8 days).
Average UV index in May
Fairmont, CA
- Average UV index in May: 5
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in May
Fairmont, CA
- Average cloud cover in May: 11
The month with the most cloud cover is March (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in May
Fairmont, 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).
Fairmont, California, USA
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