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
The arrival of May denotes a barely perceptible change in the average high-temperatures to a still comfortable 63.7°F (17.6°C) from April's 61.2°F (16.2°C). Throughout May, a steady low-temperature average of 49.6°F (9.8°C) is noted.Humidity
The average relative humidity in May in Valley Ford is 76%.Rainfall
In May, the rain falls for 5.3 days. Throughout May, 0.98" (25mm) of precipitation is accumulated. In Valley Ford, during the entire year, the rain falls for 83.1 days and collects up to 20" (508mm) of precipitation.Daylight
In Valley Ford, the average length of the day in May is 14h and 16min.On the first day of the month, sunrise is at 6:13 am and sunset at 8:03 pm. On the last day of May, sunrise is at 5:49 am and sunset at 8:29 pm PDT.
Sunshine
The average sunshine in May is 10.5h.UV index
In May, the average daily maximum UV index in Valley Ford is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 4 in May leads to these recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How much does it rain in May?
How many hours of daylight does Valley Ford have in May?
When 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
Valley Ford, CA
- Average high temperature in May: 63.7°F
The warmest month (with the highest average high temperature) is September (72.5°F).
The month with the lowest average high temperature is December (55.4°F).
- Average low temperature in May: 49.6°F
The month with the highest average low temperature is August (54.9°F).
The coldest month (with the lowest average low temperature) is December (45.3°F).
Average pressure in May
Valley Ford, CA
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are August and September (29.92"Hg).
Average wind speed in May
Valley Ford, CA
- Average wind speed in May: 9.9mph
The windiest month (with the highest average wind speed) is May (9.9mph).
The calmest month (with the lowest average wind speed) is November (6.7mph).
Average humidity in May
Valley Ford, CA
- Average humidity in May: 76%
The month with the highest relative humidity is March (78%).
The months with the lowest relative humidity are September and October (71%).
Average rainfall in May
Valley Ford, CA
- Average rainfall in May: 0.98"
The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is August (0.04").
Average rainfall days in May
Valley Ford, CA
- Average rainfall days in May: 5.3 days
The month with the highest number of rainy days is March (14.4 days).
The month with the least rainy days is August (1.1 days).
Average daylight in May /
Average sunshine in May
Valley Ford, CA
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 10h and 3min
The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in May
Valley Ford, CA
- Average sunshine days in May: 22.9 days
The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is March (14.8 days).
Average UV index in May
Valley Ford, CA
- Average UV index in May: 4
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in May
Valley Ford, CA
- Average cloud cover in May: 26
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is September (Cloud cover 12).
Average visibility in May
Valley Ford, 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).
Valley Ford, California, USA
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