San Diego County (San Diego)
March
Weather in San Diego County, California for March 2027
Your guide to San Diego County weather in March - trends and predictions
In general, the average temperature in San Diego County at the beginning of March is 15.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 17.4 °C by the end of March.
The climate of San Diego County in March is notably wet, with an average of 15 rainy days, and a total of 94.2 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
15
Rainy days
0
Snow days
17°/11°
Temperatures
19 km/h
Avg max wind
74 %
Avg humidity
San Diego County Weather March
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Temperatures trend during March in San Diego County
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March weather in San Diego County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Mar. 1 |  Light rain shower | 15° /11° | 1.4 mm | 3 | |
| Mar. 2 |  Sunny | 15° /10° | 1.5 mm | 3 | |
| Mar. 3 | Sunny | 16° /10° | 0.7 mm | 4 | |
| Mar. 4 |  Partly cloudy | 15° /11° | 0.1 mm | 4 | |
| Mar. 5 |  Overcast | 15° /11° | 5.7 mm | 4 | |
| Mar. 6 | Overcast | 16° /10° | 6.9 mm | 4 | |
| Mar. 7 | Overcast | 16° /9° | 19.2 mm | 4 | |
| Mar. 8 | Partly cloudy | 19° /9° | 0 mm | 5 | |
| Mar. 9 | Partly cloudy | 18° /10° | 0 mm | 5 | |
| Mar. 10 | Partly cloudy | 17° /11° | 0 mm | 5 | |
| Mar. 11 |  Mist | 15° /11° | 6.5 mm | 4 | |
| Mar. 12 | Fog | 19° /12° | 0.1 mm | 4 | |
| Mar. 13 | Overcast | 18° /12° | 14.5 mm | 5 | |
| Mar. 14 | Overcast | 17° /12° | 3.3 mm | 4 | |
| Mar. 15 | Light rain shower | 16° /11° | 7.5 mm | 4 | |
| Mar. 16 | Overcast | 19° /11° | 0.2 mm | 4 | |
| Mar. 17 | Mist | 18° /11° | 0.1 mm | 4 | |
| Mar. 18 | Mist | 19° /11° | 0.1 mm | 4 | |
| Mar. 19 | Fog | 21° /12° | 0 mm | 5 | |
| Mar. 20 | Partly cloudy | 19° /12° | 0.8 mm | 5 | |
| Mar. 21 | Light rain shower | 18° /11° | 3.2 mm | 5 | |
| Mar. 22 | Light rain shower | 18° /12° | 4 mm | 4 | |
| Mar. 23 | Light rain shower | 17° /12° | 2.5 mm | 4 | |
| Mar. 24 | Partly cloudy | 18° /12° | 3.9 mm | 4 | |
| Mar. 25 | Overcast | 18° /11° | 0.1 mm | 4 | |
| Mar. 26 | Partly cloudy | 18° /11° | 0.1 mm | 5 | |
| Mar. 27 |  Cloudy | 19° /10° | 0 mm | 5 | |
| Mar. 28 | Partly cloudy | 18° /11° | 0 mm | 5 | |
| Mar. 29 |  Light drizzle | 17° /12° | 0.4 mm | 4 | |
| Mar. 30 | Light rain shower | 16° /11° | 7.5 mm | 4 | |
| Mar. 31 | Mist | 16° /11° | 4 mm | 3 | |
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Important Notice
Our weather forecast for San Diego 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 San Diego County forecast closer to your planned date for the most up-to-date weather information.
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San Diego County in March - FAQ
What are the expected maximum and minimum temperatures in San Diego County during March?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in San Diego County during March?
Moderate rainfall is anticipated in San Diego County during March, with a total of 94.2 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in San Diego County during March?
The average wind speed in San Diego County during March is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
March rainfall patterns in San Diego County
Explore the daily rainfall trends and prepare for San Diego Countys March weather 💧
Typically, San Diego County has 15 rainy days in March with a total of 94.2 mm of rainfall.
UV exposure in San Diego County during March
Stay informed about UV levels for safe outdoor activities throughout the month of March ☀️
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