Santa Clara County (San Jose)
March
Weather in Santa Clara County, California for March 2026
Your guide to Santa Clara County weather in March - trends and predictions
Until now, March 2026 in Santa Clara County has been significantly warmer than historical averages.
The forecast for the next days in Santa Clara County predicts a temperature of 22.7 °F, which is cooler than the historical average.
In general, the average temperature in Santa Clara County at the beginning of March is 13.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.1 °F by the end of March.
Santa Clara County experiences heavy rainfall in March, with over 20 rainy days and an average total precipitation 161.5 mm.
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Temperatures
Rain 🌧️
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8
Dry days
23
Rainy days
0
Snow days
14°/6°
Temperatures
14 km/h
Avg max wind
78 %
Avg humidity
Santa Clara County Weather March
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Temperatures trend during March in Santa Clara County
See the weather trend as well as the moving average line
March weather in Santa Clara County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Mar. 1 |  Patchy rain possible | 13° /7° | 4 mm | 3 | |
| Mar. 2 |  Partly cloudy | 13° /6° | 11.4 mm | 3 | |
| Mar. 3 |  Cloudy | 13° /7° | 1.5 mm | 3 | |
| Mar. 4 | Patchy rain possible | 12° /6° | 0.2 mm | 2 | |
| Mar. 5 | Light rain shower | 13° /5° | 9.4 mm | 3 | |
| Mar. 6 | Light rain shower | 14° /4° | 2.8 mm | 3 | |
| Mar. 7 |  Mist | 16° /4° | 0 mm | 4 | |
| Mar. 8 |  Sunny | 18° /6° | 0.6 mm | 4 | |
| Mar. 9 | Mist | 15° /5° | 2.6 mm | 3 | |
| Mar. 10 | Mist | 16° /7° | 8.1 mm | 4 | |
| Mar. 11 | Mist | 16° /5° | 1.5 mm | 4 | |
| Mar. 12 | Light rain shower | 17° /9° | 9.8 mm | 4 | |
| Mar. 13 | Fog | 16° /8° | 5.8 mm | 4 | |
| Mar. 14 |  Moderate rain | 14° /7° | 15.3 mm | 3 | |
| Mar. 15 | Mist | 18° /7° | 0.6 mm | 4 | |
| Mar. 16 | Fog | 20° /7° | 0.6 mm | 5 | |
| Mar. 17 | Sunny | 20° /8° | 9.1 mm | 5 | |
| Mar. 18 | Sunny | 21° /8° | 2.5 mm | 5 | |
| Mar. 19 | Sunny | 20° /10° | 1.4 mm | 4 | |
| Mar. 20 | Fog | 19° /9° | 0.8 mm | 4 | |
| Mar. 21 | Sunny | 30° /15° | 0 mm | 1.5 | |
| Mar. 22 | Sunny | 28° /12° | 0 mm | 1.6 | |
| Mar. 23 | Sunny | 29° /12° | 0 mm | 1.8 | |
| Mar. 24 | Sunny | 24° /12° | 0 mm | 1.8 | |
| Mar. 25 | Sunny | 25° /9° | 0 mm | 1.8 | |
| Mar. 26 | Sunny | 25° /7° | 0 mm | 0 | |
| Mar. 27 | Partly cloudy | 29° /11° | 0 mm | 5 | |
| Mar. 28 |  Overcast | 25° /14° | 0 mm | 4 | |
| Mar. 29 | Partly cloudy | 25° /11° | 0 mm | 5 | |
| Mar. 30 | Partly cloudy | 17° /7° | 0 mm | 4 | |
| Mar. 31 | Patchy rain possible | 16° /6° | 4.2 mm | 3 | |
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Important Notice
Our weather forecast for Santa Clara County in March 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 Santa Clara County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Santa Clara County in March - FAQ
What are the expected maximum and minimum temperatures in Santa Clara County during March?
During March, expect a variety of temperatures with highs around 14° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Santa Clara County during March?
Significant rainfall exceeding 161.5 mm is expected in Santa Clara County during March, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Santa Clara County during March?
The average wind speed in Santa Clara County during March is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
March rainfall patterns in Santa Clara County
Explore the daily rainfall trends and prepare for Santa Clara Countys March weather 💧
Typically, Santa Clara County has 23 rainy days in March with a total of 161.5 mm of rainfall.
UV exposure in Santa Clara County during March
Stay informed about UV levels for safe outdoor activities throughout the month of March ☀️
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Where is Santa Clara County?Get accurate weather forecasts for Santa Clara County, located at latitude 37.339 and longitude -121.895. Stay updated with localized weather information tailored for Santa Clara County.
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