Weather in San Francisco, United States in March

So you're interested in going to San Francisco, United States in March

March is a cold and slightly rainy time for sunbathing in San Francisco and not really recommended. March is too cold for swimming in San Francisco for any length of time, unless you have a wetsuit. Consider visiting San Francisco in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for March.

Temperature in San Francisco in March

The average maximum temperature in San Francisco in March is 17°. The average maximum temperature is 15° in the previous month and 18° in the next month.

The average temperature in San Francisco in March is 13°. The average temperature ranges is 11° in the previous month and 14° in the next month.

The average minimum temperature in San Francisco in March is . The minimum temperature is in the previous month and 10° in the next month.

Sunshine in San Francisco in March

The average day light hours per day in San Francisco in March are 11.9 and there are 8.1 hours of sunshine per day on average during March making it a sunny month with few clouds.

The ultraviolet index in San Francisco in March is typically 5.9 during March. An ultraviolet index reading of 6 to 7 indicates a high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 20 minutes. Protection against skin and eye damage is needed. Tanning will be safest before 10am and after 4pm. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in San Francisco in March

The average sea water temperature in San Francisco in March is 14.6° which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

Rainfall in San Francisco in March

The average total rainfall in San Francisco in March is 24.1cm and on average there are 11.4 rainy days in March making it a slightly wet time to visit the beach.

Humidity in San Francisco in March

The maximum dew point (an indicator of humidity) in San Francisco in March is 10° which is a bit dry for some. The dew point is in the previous month and 10° in the next month.

The average maximum relative humidity in San Francisco in March is typically 89.5%. The maximum relative humidity is 91.1% in the previous month and 86.4% in the next month.

The average relative humidity in San Francisco in March is typically 72.2%. The average relative humidity is 75.2% in the previous month and 68.8% in the next month.

Wind Speed in San Francisco in March

The average maximum wind speed in San Francisco in March is typically 36kmh. The average maximum wind speed is 32kmh in the previous month and 39kmh in the next month.

The average wind speed in San Francisco in March is typically 15kmh. The average wind speed is 13kmh in the previous month and 18kmh in the next month.

The average wind direction in San Francisco in March is from the West.

Monthly Averages

Suggested Beaches in March

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