May weather forecastPlacerville, CA

May
Weather in May
The last month of the spring, May, is a pleasant month in Placerville, California, with temperature in the range of an average low of 46.4°F (8°C) and an average high of 70°F (21.1°C).Temperature
With the onset of May, Placerville's average high-temperature experiences a slight rise, moving from April's comfortable 62.2°F (16.8°C) to a pleasant 70°F (21.1°C). In Placerville, the average temperature during the nights of May marks a significant drop from the daily high, settling at a frosty 46.4°F (8°C).Humidity
In Placerville, the average relative humidity in May is 61%.Rainfall
In May, the rain falls for 8.5 days. Throughout May, 1.93" (49mm) of precipitation is accumulated. In Placerville, during the entire year, the rain falls for 86.4 days and collects up to 29.69" (754mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In May, the average length of the day is 14h and 18min.On the first day of May, sunrise is at 6:04 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:21 pm PDT.
Sunshine
In Placerville, California, the average sunshine in May is 11h.UV index
The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during May leads to these instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Placerville, CA
- Average high temperature in May: 70°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is December (50.7°F).
- Average low temperature in May: 46.4°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is December (36°F).
Average pressure in May
Placerville, CA
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Placerville, CA
- Average wind speed in May: 4.9mph
The windiest month (with the highest average wind speed) is February (6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in May
Placerville, CA
- Average humidity in May: 61%
The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is July (39%).
Average rainfall in May
Placerville, CA
- Average rainfall in May: 1.93"
The wettest month (with the highest rainfall) is March (5.98").
The driest month (with the least rainfall) is July (0").
Average rainfall days in May
Placerville, CA
- Average rainfall days in May: 8.5 days
The month with the highest number of rainy days is March (15.6 days).
The month with the least rainy days is July (0.9 days).
Average snowfall in May
Placerville, CA
- Average snowfall in May: 0"
The month with the highest snowfall is February (5.16").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Placerville, CA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Placerville, CA
- Average daylight in May: 14h and 18min
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: 11h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in May
Placerville, CA
- Average sunshine days in May: 20.4 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (13.8 days).
Average UV index in May
Placerville, CA
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is November (UV index 2).
Average cloud cover in May
Placerville, CA
- Average cloud cover in May: 21
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in May
Placerville, 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).





