Sunnyvale
April
Weather in Sunnyvale for April 2025
Your guide to Sunnyvale weather in April - trends and predictions
In general, the average temperature in Sunnyvale at the beginning of April is 15.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 18.9 °F by the end of April.
Sunnyvale sees moderate rainfall in April, averaging 6 rainy days.
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24
Dry days
6
Rainy days
0
Snow days
19°/8°
Temperatures
14 km/h
Avg max wind
66 %
Avg humidity
Sunnyvale in April average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  20° | 2  22° | 3  19° | 4  9° | 5 10° | 6 13° | |
| 7 14° | 8 19° | 9 23° | 10 25° | 11 24° | 12 20° | 13 12° |
| 14 14° | 15 17° | 16  22° | 17  24° | 18 23° | 19 23° | 20 22° |
| 21 25° | 22 25° | 23 19° | 24 19° | 25 17° | 26 17° | 27 20° |
| 28 20° | 29 19° | 30 20° |
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Temperatures trend during April in Sunnyvale
See the weather trend as well as the moving average line
April weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 | Mist | 20° /7° | 0 mm | 5 | |
| Apr. 2 | Sunny | 22° /8° | 0 mm | 6 | |
| Apr. 3 | Partly cloudy | 19° /9° | 0.1 mm | 5 | |
| Apr. 4 | Light rain shower | 9° /5° | 11.6 mm | 2 | |
| Apr. 5 | Light rain shower | 10° /5° | 9 mm | 3 | |
| Apr. 6 | Patchy rain possible | 13° /4° | 0.2 mm | 3 | |
| Apr. 7 | Patchy rain possible | 14° /5° | 0.4 mm | 3 | |
| Apr. 8 | Sunny | 19° /6° | 0 mm | 5 | |
| Apr. 9 | Sunny | 23° /8° | 0 mm | 6 | |
| Apr. 10 | Partly cloudy | 25° /10° | 0 mm | 7 | |
| Apr. 11 | Sunny | 24° /11° | 0 mm | 6 | |
| Apr. 12 | Sunny | 20° /9° | 0 mm | 5 | |
| Apr. 13 | Light rain shower | 12° /6° | 21 mm | 3 | |
| Apr. 14 | Patchy rain possible | 14° /7° | 2.5 mm | 3 | |
| Apr. 15 | Mist | 17° /8° | 0.1 mm | 4 | |
| Apr. 16 | Cloudy | 22° /7° | 0 mm | 5 | |
| Apr. 17 | Overcast | 24° /11° | 0 mm | 5 | |
| Apr. 18 | Partly cloudy | 23° /11° | 0 mm | 6 | |
| Apr. 19 | Partly cloudy | 23° /11° | 0 mm | 6 | |
| Apr. 20 | Cloudy | 22° /10° | 0 mm | 5 | |
| Apr. 21 | Sunny | 25° /11° | 0 mm | 7 | |
| Apr. 22 | Sunny | 25° /12° | 0 mm | 7 | |
| Apr. 23 | Overcast | 19° /9° | 0 mm | 4 | |
| Apr. 24 | Partly cloudy | 19° /9° | 0 mm | 5 | |
| Apr. 25 | Patchy rain possible | 17° /9° | 0.2 mm | 4 | |
| Apr. 26 | Patchy rain possible | 17° /10° | 0.4 mm | 4 | |
| Apr. 27 | Partly cloudy | 20° /9° | 0 mm | 6 | |
| Apr. 28 | Overcast | 20° /10° | 0 mm | 5 | |
| Apr. 29 | Sunny | 19° /8° | 0 mm | 5 | |
| Apr. 30 | Sunny | 20° /7° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Sunnyvale 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 Sunnyvale forecast closer to your planned date for the most up-to-date weather information.
Sunnyvale in April - FAQ
What are the expected maximum and minimum temperatures in Sunnyvale during April?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Sunnyvale during April?
In April, Sunnyvale can expect light to moderate rainfall, totaling 45.4 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Sunnyvale during April?
The average wind speed in Sunnyvale during April is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
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