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 Chester's average high-temperature, moving from a fresh 51.6°F (10.9°C) in April to a moderate 60.3°F (15.7°C). Chester in May observes a sharp transition from the daytime heat, falling to an average low of 37.6°F (3.1°C).Humidity
In Chester, California, the average relative humidity in May is 64%.Rainfall
In May, the rain falls for 13.4 days. Throughout May, 2.56" (65mm) of precipitation is accumulated. Throughout the year, there are 98.1 rainfall days, and 32.99" (838mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In Chester, in May, snow falls for 2.3 days, with typically accumulated 2.87" (73mm) of snow. In Chester, during the entire year, snow falls for 66 days and aggregates up to 127.72" (3244mm) of snow.Daylight
The average length of the day in May is 14h and 26min.On the first day of the month, sunrise is at 6:03 am and sunset at 8:00 pm. On the last day of May, sunrise is at 5:37 am and sunset at 8:28 pm PDT.
Sunshine
In Chester, the average sunshine in May is 10.7h.UV index
In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: An average UV index of 4 in May transforms into this advice:
Take precautions - Protection against sunburn is recommended. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What are the temperatures in Chester in May?
What is the average humidity in May in Chester?
How many days does it rain in May in Chester?
How much does it snow in Chester in May?
What is the average length of the day in May in Chester?
When are sunrise and sunset in May in Chester?
How long on average sun shines in May in Chester?
What is the UV index reading in May in Chester?
Average temperature in May
Chester, CA
- Average high temperature in May: 60.3°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is December (38.3°F).
- Average low temperature in May: 37.6°F
The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is December (24.1°F).
Average pressure in May
Chester, CA
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Chester, CA
- Average wind speed in May: 6mph
The windiest month (with the highest average wind speed) is March (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Chester, CA
- Average humidity in May: 64%
The month with the highest relative humidity is March (83%).
The month with the lowest relative humidity is July (42%).
Average rainfall in May
Chester, CA
- Average rainfall in May: 2.56"
The wettest month (with the highest rainfall) is March (5.59").
The driest month (with the least rainfall) is July (0.39").
Average rainfall days in May
Chester, CA
- Average rainfall days in May: 13.4 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is August (4 days).
Average snowfall in May
Chester, CA
- Average snowfall in May: 2.87"
The month with the highest snowfall is March (27.05").
The months with the least snowfall are July and August (0").
Average snowfall days in May
Chester, CA
- Average snowfall days in May: 2.3 days
The month with the highest number of snowfall days is March (14 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Chester, 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 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in May
Chester, CA
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is August (25 days).
The month with the least sunshine days is March (10.9 days).
Average UV index in May
Chester, CA
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February and November (UV index 1).
Average cloud cover in May
Chester, CA
- Average cloud cover in May: 29
The month with the most cloud cover is March (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 7).
Average visibility in May
Chester, CA
- Average visibility in May: 6mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Chester, California, USA
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