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
The advent of May brings an average high-temperature of a still agreeable 73.2°F (22.9°C), almost identical to the preceding month. In Lilac, May nights witness a remarkable decline from the day's zenith to a fresh 50.5°F (10.3°C).Humidity
With an average relative humidity of 66%, May is the most humid month.Rainfall
In May, the rain falls for 3.6 days. Throughout May, 0.24" (6mm) of precipitation is accumulated. In Lilac, during the entire year, the rain falls for 51.6 days and collects up to 5.59" (142mm) of precipitation.Snowfall
In Lilac, snow does not fall in January, March through December.Daylight
In Lilac, the average length of the day in May is 13h and 53min.On the first day of the month, sunrise is at 5:59 am and sunset at 7:31 pm. On the last day of May, sunrise is at 5:39 am and sunset at 7:52 pm PDT.
Sunshine
In May, the average sunshine in Lilac is 11.2h.UV index
The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the most humid month in Lilac?
What is the average humidity in May?
How much does it rain in Lilac in May?
When it does not snow?
What is the average length of the day in May?
When is the sunrise / sunset in May in Lilac?
How many hours of sunshine does Lilac have in May?
What is the UV index reading in May?
Average temperature in May
Lilac, CA
- Average high temperature in May: 73.2°F
The warmest month (with the highest average high temperature) is August (86.9°F).
The month with the lowest average high temperature is December (62.4°F).
- Average low temperature in May: 50.5°F
The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is February (44.6°F).
Average pressure in May
Lilac, CA
- Average pressure in May: 29.9"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in May
Lilac, CA
- Average wind speed in May: 5.2mph
The windiest month (with the highest average wind speed) is April (5.3mph).
The calmest month (with the lowest average wind speed) is September (4.2mph).
Average humidity in May
Lilac, CA
- Average humidity in May: 66%
The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is November (52%).
Average rainfall in May
Lilac, CA
- Average rainfall in May: 0.24"
The wettest month (with the highest rainfall) is February (0.94").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in May
Lilac, CA
- Average rainfall days in May: 3.6 days
The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (1.3 days).
Average snowfall days in May
Lilac, 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
Lilac, CA
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 11h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in May
Lilac, CA
- Average sunshine days in May: 25.9 days
The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (21.5 days).
Average UV index in May
Lilac, CA
- Average UV index in May: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Lilac, CA
- Average cloud cover in May: 18
The month with the most cloud cover is March (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in May
Lilac, 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).
Lilac, California, USA
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