Temperatures in March
It's hot in March in San Francisco with an average temperature of 34°C. Temperatures this month range from a low of 32°C to a high of 35°C. At night, you can expect temperatures between 19°C and 20°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for San Francisco in March. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of March
The month of March starts in San Francisco with hot temperatures, averaging around 34°C during the day and nights close to 20°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-March
By mid-March, the average daytime temperature stays the same at 34°C, with nights close to 20°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of March
By the end of March, the average daytime temperature in San Francisco will be around 34°C, with nights close to 20°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
Precipitation in March
In March, there is an average of 23 mm of precipitation, spread over 3 days. The wind speed is around 3 Bft, mostly coming from the South.
The precipitation chance averages 11% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in March for San Francisco. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
San Francisco in March |
London | ||
|---|---|---|---|
 Average Temperature |
34°C | 11°C | |
 High Temp |
35°C | 14°C | |
| Low Temp |
32°C | 8°C | |
 Total Precipitation |
23 mm | 55 mm | |
| Rainy Days |
3 days | 9 days | |
February
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is March a good time to visit San Francisco?
March is a great month to be in San Francisco for sunny weather. You’ll get high temperatures and not too much rain this month.
Temperature records for San Francisco in March
With 38°C, San Francisco hit the highest temperature in the last 10 years in March 2020. The lowest daytime temperature in this month was 28°C in 2015. The extreme night temperatures ranged from a low of 14°C to a high of 25°C.
Check out the climate of San Francisco for all months and discover the best travel time
Daily Temperature in March in San Francisco
This chart shows the average daily temperatures, both day and night, for each day in March in San Francisco, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in March in San Francisco
The chart below shows the average daily precipitation in March for San Francisco, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for March, you can expect around 3 days of rain in San Francisco.
Daily UV Index in March in San Francisco
This chart shows the average daily UV index in March in San Francisco, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in March in San Francisco Over the Years
This chart shows the average temperature in March in San Francisco, measured in degrees Celsius, over the past years.
Total Precipitation in March in San Francisco Over the Years
This chart shows the average precipitation in March in San Francisco, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in March for San Francisco
Click on a specific day in March for detailed info on the typical weather on that day in San Francisco. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in March in San Francisco
Have you been to San Francisco in March?
Share your weather experience in March in San Francisco.
Average Weather in San Francisco by Month
Click on a month below to see detailed weather info for San Francisco. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of San Francisco for all months at once
