San Bernardino Weather in May
What's the weather like in San Bernardino (Cordillera) in May 2024?
The climate in San Bernardino during May can be summarized as warm and wet.
May is in the fall / autumn in San Bernardino and is typically the 4th coldest month of the year. Daytime maximum temperatures average around 25°C (76°F), whilst at night 15°C (60°F) is normal.
| Daytime temperature | 24.6°C 76.2°F |
|---|---|
| Nightly temperature | 15.3°C 59.5°F |
| Average temperature | 19.9°C 67.8°F |
| Daily sunshine | 7.1 hrs |
| Avg rainfall | 127 mm 5 ins |
| Rainy days | 6 days |
| Sea temperature | 20.5°C 69°F |
| Humidity | 76% |
| Windspeed | 9kph 6 mph |
On average May is the 5th driest month of the year in San Bernardino with around 127mm 5 inches of rain making it a wet time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.1 hours of sunshine per day.
May temperatures in San Bernardino
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in San Bernardino in May 2024.
Other monthly averages
San Bernardino weather stats
| Hottest month: | January | 32.5°C 90.5°F |
|---|---|---|
| Driest month: | July | 69mm 2.7ins |
| Sunniest month: | December | 9.6hrs |
| Coldest month: | June | 22°C 71.6°F |
| Wettest month: | January | 166mm 6.5ins |
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