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 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
With the start of May, Whitethorn measures an average high-temperature of a still refreshing 61°F (16.1°C), not significantly differing from April's 57.2°F (14°C). During the month of May, Whitethorn anticipates a mean low-temperature of 48.4°F (9.1°C).Humidity
The average relative humidity in May is 78%.Rainfall
In Whitethorn, during May, the rain falls for 6.6 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Whitethorn, during the entire year, the rain falls for 102.7 days and collects up to 28.78" (731mm) of precipitation.Snowfall
In Whitethorn, snow does not fall in January, March through December.Daylight
In May, the average length of the day is 14h and 25min.On the first day of May, sunrise is at 6:14 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:38 pm PDT.
Sunshine
The average sunshine in May in Whitethorn is 10.2h.UV index
The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In May, the maximum UV index of 4 suggests this advice:
Guard yourself - Precautionary measures against sun damage are advocated. It's recommended to limit sun exposure when its radiation is at its peak during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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?
When it does not snow?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Whitethorn have in May?
How high is the UV index in May?
Average temperature in May
Whitethorn, CA
- Average high temperature in May: 61°F
The warmest month (with the highest average high temperature) is September (69.8°F).
The month with the lowest average high temperature is December (53.4°F).
- Average low temperature in May: 48.4°F
The months with the highest average low temperature are July, August and September (54.3°F).
The coldest month (with the lowest average low temperature) is February (43.5°F).
Average pressure in May
Whitethorn, CA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are August and September (29.95"Hg).
Average wind speed in May
Whitethorn, CA
- Average wind speed in May: 9.5mph
The windiest month (with the highest average wind speed) is June (10.6mph).
The calmest months (with the lowest average wind speed) are January and August (7.8mph).
Average humidity in May
Whitethorn, CA
- Average humidity in May: 78%
The month with the highest relative humidity is March (81%).
The month with the lowest relative humidity is September (72%).
Average rainfall in May
Whitethorn, CA
- Average rainfall in May: 1.73"
The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in May
Whitethorn, CA
- Average rainfall days in May: 6.6 days
The month with the highest number of rainy days is March (16.4 days).
The month with the least rainy days is August (1.8 days).
Average snowfall days in May
Whitethorn, CA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
Whitethorn, CA
- Average daylight in May: 14h and 2min
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 24min).
- Average sunshine in May: 10h and 1min
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 0min).
Average sunshine days in May
Whitethorn, CA
- Average sunshine days in May: 22.8 days
The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is March (13.1 days).
Average UV index in May
Whitethorn, CA
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in May
Whitethorn, CA
- Average cloud cover in May: 29
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in May
Whitethorn, 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).
Whitethorn, California, USA
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