San Bernardino (CA)
April
Weather in San Bernardino, California for April 2027
Your guide to San Bernardino weather in April - trends and predictions
In general, the average temperature in San Bernardino at the beginning of April is 20 °C. As the month progressed, temperatures tended to remain steady, reaching an average of 20 °C by the end of April.
San Bernardino experiences moderate rainfall in April, with an average of 8 rainy days and a total precipitation of 48.3 mm.
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Temperatures
Rain 🌧️
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22
Dry days
8
Rainy days
0
Snow days
21°/9°
Temperatures
17 km/h
Avg max wind
53 %
Avg humidity
San Bernardino Weather April
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Temperatures trend during April in San Bernardino
See the weather trend as well as the moving average line
April weather in San Bernardino day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 |  Sunny | 18° /7° | 0 mm | 5 | |
| Apr. 2 | Sunny | 18° /6° | 0 mm | 4 | |
| Apr. 3 | Sunny | 20° /8° | 0 mm | 6 | |
| Apr. 4 |  Patchy rain possible | 21° /7° | 0.2 mm | 6 | |
| Apr. 5 | Light rain shower | 21° /8° | 3.2 mm | 5 | |
| Apr. 6 | Sunny | 21° /9° | 0 mm | 6 | |
| Apr. 7 | Sunny | 21° /9° | 0 mm | 6 | |
| Apr. 8 | Sunny | 23° /9° | 0 mm | 7 | |
| Apr. 9 | Sunny | 25° /11° | 0 mm | 7 | |
| Apr. 10 |  Partly cloudy | 26° /12° | 0 mm | 7 | |
| Apr. 11 | Sunny | 24° /13° | 1.2 mm | 5 | |
| Apr. 12 | Sunny | 20° /10° | 5.5 mm | 4 | |
| Apr. 13 | Light rain shower | 18° /8° | 1.1 mm | 5 | |
| Apr. 14 | Light rain shower | 19° /7° | 2.1 mm | 6 | |
| Apr. 15 | Patchy rain possible | 20° /7° | 0.2 mm | 6 | |
| Apr. 16 |  Overcast | 21° /9° | 0 mm | 6 | |
| Apr. 17 | Partly cloudy | 20° /9° | 29.2 mm | 6 | |
| Apr. 18 | Overcast | 22° /10° | 1.1 mm | 6 | |
| Apr. 19 | Sunny | 25° /10° | 0 mm | 7 | |
| Apr. 20 | Sunny | 25° /10° | 0 mm | 7 | |
| Apr. 21 | Sunny | 25° /12° | 0.6 mm | 7 | |
| Apr. 22 | Sunny | 23° /12° | 0 mm | 8 | |
| Apr. 23 | Patchy rain possible | 22° /10° | 0 mm | 7 | |
| Apr. 24 | Partly cloudy | 22° /8° | 0 mm | 7 | |
| Apr. 25 | Patchy rain possible | 16° /9° | 0.8 mm | 5 | |
| Apr. 26 | Patchy rain possible | 14° /7° | 3.1 mm | 4 | |
| Apr. 27 | Sunny | 18° /7° | 0.1 mm | 6 | |
| Apr. 28 | Sunny | 22° /8° | 0 mm | 7 | |
| Apr. 29 | Sunny | 24° /10° | 0 mm | 8 | |
| Apr. 30 | Sunny | 24° /11° | 0 mm | 7 | |
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Important Notice
Our weather forecast for San Bernardino in April 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 San Bernardino forecast closer to your planned date for the most up-to-date weather information.
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San Bernardino in April - FAQ
What are the expected maximum and minimum temperatures in San Bernardino during April?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in San Bernardino during April?
In April, San Bernardino can expect light to moderate rainfall, totaling 48.3 mm across approximately 8 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in San Bernardino during April?
The average wind speed in San Bernardino during April is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in San Bernardino
Explore the daily rainfall trends and prepare for San Bernardinos April weather 💧
Typically, San Bernardino has 8 rainy days in April with a total of 48.3 mm of rainfall.
UV exposure in San Bernardino during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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