California
May
Weather in California for May 2025
Your guide to California weather in May - trends and predictions
In general, the average temperature in California at the beginning of May is 20.3 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 22.3 °F by the end of May.
With an average of 2 rainy days, California experiences minimal rainfall in May, ensuring that most days remain pleasantly dry.
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29
Dry days
2
Rainy days
0
Snow days
23°/13°
Temperatures
18 km/h
Avg max wind
60 %
Avg humidity
California in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2 20° | 3 21° | 4  19° | |||
| 5 19° | 6  20° | 7  22° | 8  22° | 9 22° | 10 22° | 11 24° |
| 12 25° | 13 26° | 14 25° | 15 23° | 16 24° | 17 25° | 18 24° |
| 19 23° | 20 23° | 21 24° | 22 24° | 23 21° | 24 20° | 25 21° |
| 26 22° | 27 23° | 28  23° | 29 22° | 30 23° | 31 22° |
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Temperatures trend during May in California
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Patchy rain possible | 21° /13° | 0.3 mm | 5 | |
| May 2 | Patchy rain possible | 20° /13° | 0.2 mm | 5 | |
| May 3 | Patchy rain possible | 21° /12° | 0.3 mm | 5 | |
| May 4 | Moderate rain at times | 19° /13° | 5.1 mm | 5 | |
| May 5 | Patchy rain possible | 19° /12° | 1.1 mm | 5 | |
| May 6 | Partly cloudy | 20° /12° | 0 mm | 6 | |
| May 7 | Cloudy | 22° /13° | 0 mm | 6 | |
| May 8 | Sunny | 22° /13° | 0 mm | 6 | |
| May 9 | Patchy rain possible | 22° /13° | 0.2 mm | 6 | |
| May 10 | Sunny | 22° /13° | 0 mm | 6 | |
| May 11 | Partly cloudy | 24° /14° | 0 mm | 7 | |
| May 12 | Sunny | 25° /14° | 0 mm | 7 | |
| May 13 | Sunny | 26° /15° | 0 mm | 6 | |
| May 14 | Sunny | 25° /14° | 0 mm | 7 | |
| May 15 | Sunny | 23° /14° | 0 mm | 6 | |
| May 16 | Sunny | 24° /15° | 0 mm | 6 | |
| May 17 | Sunny | 25° /15° | 0 mm | 6 | |
| May 18 | Sunny | 24° /14° | 0 mm | 6 | |
| May 19 | Sunny | 23° /13° | 0 mm | 7 | |
| May 20 | Sunny | 23° /14° | 0 mm | 6 | |
| May 21 | Patchy rain possible | 24° /14° | 0.1 mm | 6 | |
| May 22 | Partly cloudy | 24° /15° | 0 mm | 7 | |
| May 23 | Cloudy | 21° /15° | 0 mm | 5 | |
| May 24 | Cloudy | 20° /14° | 0.1 mm | 5 | |
| May 25 | Cloudy | 21° /14° | 0 mm | 5 | |
| May 26 | Cloudy | 22° /13° | 0 mm | 5 | |
| May 27 | Cloudy | 23° /13° | 0 mm | 6 | |
| May 28 | Overcast | 23° /15° | 0.1 mm | 6 | |
| May 29 | Patchy rain possible | 22° /15° | 0.2 mm | 6 | |
| May 30 | Patchy rain possible | 23° /14° | 0.4 mm | 6 | |
| May 31 | Cloudy | 22° /14° | 0.1 mm | 5 | |
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Important Notice
Our weather forecast for California in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the California forecast closer to your planned date for the most up-to-date weather information.
California in May - FAQ
What are the expected maximum and minimum temperatures in California during May?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in California during May?
Expect minimal rainfall in California during May, with a total of 16.4 mm over approximately 2 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in California during May?
The average wind speed in California during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
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