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
As May sets, the average high-temperature shows an increase, moving up from an enjoyable 67.6°F (19.8°C) in April to a warm 76.6°F (24.8°C). Nighttime temperatures exhibit a substantial dip from daytime highs during May, averaging at a fresh 52.2°F (11.2°C).Humidity
In Stonyford, the average relative humidity in May is 50%.Rainfall
In Stonyford, during May, the rain falls for 5.4 days and regularly aggregates up to 0.75" (19mm) of precipitation. Throughout the year, there are 71.4 rainfall days, and 14.02" (356mm) of precipitation is accumulated.Daylight
In May, the average length of the day is 14h and 22min.On the first day of May, sunrise is at 6:10 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:30 pm PDT.
Sunshine
In Stonyford, California, the average sunshine in May is 11.1h.UV index
In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A daily maximum UV index of 5 in May translates into the following instructions:
Undertake precautions - It is suggested to shield oneself from sunburn. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. 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
What is the average May temperature?
What is the average humidity in May in Stonyford?
How much does it rain in May?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Stonyford, CA
- Average high temperature in May: 76.6°F
The warmest month (with the highest average high temperature) is July (95.4°F).
The month with the lowest average high temperature is December (52.7°F).
- Average low temperature in May: 52.2°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is December (39.4°F).
Average pressure in May
Stonyford, CA
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.91"Hg).
Average wind speed in May
Stonyford, CA
- Average wind speed in May: 5.8mph
The windiest month (with the highest average wind speed) is March (6.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in May
Stonyford, CA
- Average humidity in May: 50%
The month with the highest relative humidity is March (69%).
The months with the lowest relative humidity are July, August and September (35%).
Average rainfall in May
Stonyford, CA
- Average rainfall in May: 0.75"
The wettest month (with the highest rainfall) is February (2.68").
The driest month (with the least rainfall) is July (0.04").
Average rainfall days in May
Stonyford, CA
- Average rainfall days in May: 5.4 days
The month with the highest number of rainy days is March (12.5 days).
The month with the least rainy days is July (1 days).
Average daylight in May /
Average sunshine in May
Stonyford, CA
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 11h and 1min
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 48min).
Average sunshine days in May
Stonyford, CA
- Average sunshine days in May: 24.6 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (17 days).
Average UV index in May
Stonyford, 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
Stonyford, CA
- Average cloud cover in May: 20
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in May
Stonyford, 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).
Stonyford, California, USA
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