San Mateo (CA)
April
Weather in San Mateo, California for April 2027
Your guide to San Mateo weather in April - trends and predictions
With an average of 5 rainy days, San Mateo experiences minimal rainfall in April.
Is April a good time to visit San Mateo? check out the best time to travel to San Mateo page.
✨ Is April a good time to visit San Mateo? – Ask the AI Weatherman
Rain 🌧️
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25
Dry days
5
Rainy days
0
Snow days
16°/9°
Temperatures
18 km/h
Avg max wind
80 %
Avg humidity
San Mateo Weather April
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Temperatures trend during April in San Mateo
See the weather trend as well as the moving average line
April weather in San Mateo day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 |  Moderate or heavy rain shower | 13° /10° | 5.7 mm | 2 | |
| Apr. 2 |  Light rain | 13° /8° | 2.8 mm | 5 | |
| Apr. 3 |  Partly cloudy | 17° /8° | 0 mm | 6 | |
| Apr. 4 |  Overcast | 21° /9° | 0 mm | 6 | |
| Apr. 5 | Overcast | 19° /10° | 0 mm | 6 | |
| Apr. 6 | Overcast | 14° /8° | 0 mm | 3 | |
| Apr. 7 |  Patchy rain possible | 14° /9° | 0.2 mm | 3 | |
| Apr. 8 | Overcast | 17° /10° | 0 mm | 4 | |
| Apr. 9 | Overcast | 18° /11° | 0 mm | 3 | |
| Apr. 10 | Overcast | 16° /11° | 0 mm | 3 | |
| Apr. 11 |  Moderate rain | 14° /10° | 17.2 mm | 2 | |
| Apr. 12 | Moderate rain | 14° /10° | 19.1 mm | 3 | |
| Apr. 13 | Overcast | 17° /9° | 0 mm | 6 | |
| Apr. 14 |  Cloudy | 16° /10° | 0 mm | 5 | |
| Apr. 15 | Overcast | 16° /10° | 0 mm | 4 | |
| Apr. 16 | Overcast | 17° /10° | 0 mm | 6 | |
| Apr. 17 | Patchy rain possible | 17° /10° | 0.2 mm | 6 | |
| Apr. 18 | Overcast | 17° /9° | 0 mm | 3 | |
| Apr. 19 | Overcast | 17° /10° | 0 mm | 4 | |
| Apr. 20 | Light rain | 17° /10° | 6.2 mm | 5 | |
| Apr. 21 | Light rain | 17° /10° | 6 mm | 4 | |
| Apr. 22 | Patchy rain possible | 15° /9° | 1 mm | 5 | |
| Apr. 23 | Overcast | 14° /10° | 0 mm | 6 | |
| Apr. 24 | Patchy rain possible | 14° /10° | 0.1 mm | 6 | |
| Apr. 25 | Patchy rain possible | 13° /10° | 0.2 mm | 3 | |
| Apr. 26 | Patchy rain possible | 14° /10° | 1.3 mm | 4 | |
| Apr. 27 | Patchy rain possible | 13° /10° | 0.5 mm | 5 | |
| Apr. 28 | Overcast | 16° /9° | 0 mm | 7 | |
| Apr. 29 | Overcast | 17° /10° | 0 mm | 7 | |
| Apr. 30 |  Mist | 18° /10° | 0 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for San Mateo 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 Mateo forecast closer to your planned date for the most up-to-date weather information.
Change Month
San Mateo in April - FAQ
What are the expected maximum and minimum temperatures in San Mateo during April?
Enjoy moderate daytime temperatures of up to 16° 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 Mateo during April?
Moderate rainfall is anticipated in San Mateo during April, with a total of 60.6 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in San Mateo during April?
The average wind speed in San Mateo during April is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in San Mateo
Explore the daily rainfall trends and prepare for San Mateos April weather 💧
Typically, San Mateo has 5 rainy days in April with a total of 60.6 mm of rainfall.
UV exposure in San Mateo during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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