Weather in San Francisco, United States in October

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

October is a warm and very dry time for sunbathing in San Francisco. October is a little too cold to enjoy swimming in San Francisco for any length of time. 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 October.

Temperature in San Francisco in October

The average maximum temperature in San Francisco in October is 22°. The average maximum temperature is 23° in the previous month and 18° in the next month.

The average temperature in San Francisco in October is 17°. The average temperature ranges is 18° in the previous month and 14° in the next month.

The average minimum temperature in San Francisco in October is 12°. The minimum temperature is 13° in the previous month and in the next month.

Sunshine in San Francisco in October

The average day light hours per day in San Francisco in October are 11.2 and there are 8 hours of sunshine per day on average during October making it a quite sunny month with some cloud cover.

The ultraviolet index in San Francisco in October is typically 5 during October. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive 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, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in San Francisco in October

The average sea water temperature in San Francisco in October is 18° which is cool for swimming, shorty wetsuit may help you extend your time in the water.

Rainfall in San Francisco in October

The average total rainfall in San Francisco in October is 9.9cm and on average there are 4.8 rainy days in October making it a very dry time to visit the beach.

Humidity in San Francisco in October

The maximum dew point (an indicator of humidity) in San Francisco in October is 13° which is very comfortable. The dew point is 14° in the previous month and 11° in the next month.

The average maximum relative humidity in San Francisco in October is typically 85.9%. The maximum relative humidity is 87.1% in the previous month and 89% in the next month.

The average relative humidity in San Francisco in October is typically 68%. The average relative humidity is 69.5% in the previous month and 72.2% in the next month.

Wind Speed in San Francisco in October

The average maximum wind speed in San Francisco in October is typically 32kmh. The average maximum wind speed is 36kmh in the previous month and 28kmh in the next month.

The average wind speed in San Francisco in October is typically 13kmh. The average wind speed is 16kmh in the previous month and 10kmh in the next month.

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

Monthly Averages

Suggested Beaches in October

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