San Diego County (San Diego)
March
Weather in San Diego County for March 2025
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 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 16.1 °F by the end of March.
The climate of San Diego County in March is notably wet, with an average of 13 rainy days, and a total of 83.8 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
18
Dry days
13
Rainy days
0
Snow days
16°/11°
Temperatures
20 km/h
Avg max wind
70 %
Avg humidity
San Diego County in March average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  13° | 2  16° | |||||
| 3 16° | 4  15° | 5  15° | 6 15° | 7 15° | 8 15° | 9  17° |
| 10 18° | 11  15° | 12 17° | 13 19° | 14 18° | 15 15° | 16 16° |
| 17 17° | 18 19° | 19 18° | 20 17° | 21 17° | 22 16° | 23 15° |
| 24 16° | 25 17° | 26 16° | 27 19° | 28 17° | 29  14° | 30 15° |
| 31 15° |
You can click on date
Access San Diego County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during March in San Diego County
See the weather trend as well as the moving average line
March weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Mar. 1 | Light rain shower | 13° /11° | 2.9 mm | 4 | |
| Mar. 2 | Sunny | 16° /10° | 1.2 mm | 5 | |
| Mar. 3 | Sunny | 16° /10° | 1.4 mm | 5 | |
| Mar. 4 | Partly cloudy | 15° /11° | 0.1 mm | 5 | |
| Mar. 5 | Overcast | 15° /10° | 0.1 mm | 4 | |
| Mar. 6 | Overcast | 15° /11° | 5.4 mm | 4 | |
| Mar. 7 | Overcast | 15° /10° | 2.4 mm | 4 | |
| Mar. 8 | Overcast | 15° /10° | 0 mm | 4 | |
| Mar. 9 | Cloudy | 17° /10° | 0 mm | 4 | |
| Mar. 10 | Overcast | 18° /11° | 0 mm | 5 | |
| Mar. 11 | Mist | 15° /12° | 0.7 mm | 4 | |
| Mar. 12 | Fog | 17° /13° | 0.3 mm | 4 | |
| Mar. 13 | Overcast | 19° /12° | 0.2 mm | 5 | |
| Mar. 14 | Overcast | 18° /12° | 0.5 mm | 4 | |
| Mar. 15 | Light rain shower | 15° /12° | 15 mm | 4 | |
| Mar. 16 | Overcast | 16° /11° | 0.3 mm | 4 | |
| Mar. 17 | Mist | 17° /10° | 0.1 mm | 4 | |
| Mar. 18 | Mist | 19° /10° | 0.1 mm | 4 | |
| Mar. 19 | Fog | 18° /13° | 0 mm | 5 | |
| Mar. 20 | Patchy rain possible | 17° /12° | 1.6 mm | 5 | |
| Mar. 21 | Light rain shower | 17° /11° | 6.5 mm | 5 | |
| Mar. 22 | Light rain shower | 16° /11° | 8.1 mm | 4 | |
| Mar. 23 | Light rain shower | 15° /11° | 4.9 mm | 4 | |
| Mar. 24 | Partly cloudy | 16° /10° | 7.7 mm | 4 | |
| Mar. 25 | Overcast | 17° /10° | 0.1 mm | 4 | |
| Mar. 26 | Partly cloudy | 16° /9° | 0.3 mm | 5 | |
| Mar. 27 | Sunny | 19° /8° | 0 mm | 5 | |
| Mar. 28 | Partly cloudy | 17° /9° | 0.1 mm | 5 | |
| Mar. 29 | Light drizzle | 14° /10° | 0.9 mm | 4 | |
| Mar. 30 | Light rain shower | 15° /10° | 15 mm | 4 | |
| Mar. 31 | Overcast | 15° /9° | 7.9 mm | 4 | |
| Next | |||||
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.
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 16° 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 83.8 mm spread over approximately 13 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 20 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 💧
Top locations in San Diego County
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is San Diego County?Get accurate weather forecasts for San Diego County, located at latitude 32.716 and longitude -117.165. Stay updated with localized weather information tailored for San Diego County.
Found a mistake?
We appreciate your attention to details. Tell us here.