May weather forecastWestlake Village, CA
May
Weather in May
The last month of the spring, May, is a pleasant month in Westlake Village, California, with an average temperature varying between 68.2°F (20.1°C) and 55°F (12.8°C).Temperature
May's onset records an average high-temperature of a pleasant 68.2°F (20.1°C), a near match to April's 65.5°F (18.6°C). Westlake Village records an average low of 55°F (12.8°C) throughout the nights in May.Humidity
In Westlake Village, the average relative humidity in May is 66%.Rainfall
In Westlake Village, California, in May, it is raining for 4.3 days, with typically 0.31" (8mm) of accumulated precipitation. In Westlake Village, during the entire year, the rain falls for 51.2 days and collects up to 9.41" (239mm) of precipitation.Daylight
In May, the average length of the day is 13h and 58min.On the first day of May, sunrise is at 6:04 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:01 pm PDT.
Sunshine
In Westlake Village, the average sunshine in May is 11.6h.UV index
In Westlake Village, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: In May, the maximum UV index of 5 transforms into these recommendations:
Take precautions - Protection against sun damage is advised. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Westlake Village, CA
- Average high temperature in May: 68.2°F
The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is December (60.4°F).
- Average low temperature in May: 55°F
The month with the highest average low temperature is August (63.7°F).
The coldest month (with the lowest average low temperature) is February (49.1°F).
Average pressure in May
Westlake Village, CA
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).
Average wind speed in May
Westlake Village, CA
- Average wind speed in May: 5.8mph
The windiest months (with the highest average wind speed) are April and December (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in May
Westlake Village, CA
- Average humidity in May: 66%
The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (53%).
Average rainfall in May
Westlake Village, CA
- Average rainfall in May: 0.31"
The wettest months (with the highest rainfall) are January and February (1.93").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in May
Westlake Village, CA
- Average rainfall days in May: 4.3 days
The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is August (1.5 days).
Average daylight in May /
Average sunshine in May
Westlake Village, CA
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 11h and 36min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).
Average sunshine days in May
Westlake Village, CA
- Average sunshine days in May: 24.3 days
The month with the most sunshine days is August (26.2 days).
The month with the least sunshine days is February (21 days).
Average UV index in May
Westlake Village, CA
- Average UV index in May: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).
Average cloud cover in May
Westlake Village, CA
- Average cloud cover in May: 14
The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in May
Westlake Village, 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).





