Weather in Crissy Field Beach, San Francisco, United States in May

So you're interested in going to Crissy Field Beach, San Francisco, United States in May

May is a warm and dry time for sunbathing in Crissy Field Beach. May is too cold for swimming in Crissy Field Beach for any length of time, unless you have a wetsuit. Consider visiting Crissy Field Beach in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for May.

Temperature in Crissy Field Beach in May

The average maximum temperature in Crissy Field Beach in May is 20°. The average maximum temperature is 19° in the previous month and 22° in the next month.

The average temperature in Crissy Field Beach in May is 16°. The average temperature ranges is 14° in the previous month and 17° in the next month.

The average minimum temperature in Crissy Field Beach in May is 11°. The minimum temperature is in the previous month and 12° in the next month.

Sunshine in Crissy Field Beach in May

The average day light hours per day in Crissy Field Beach in May are 14.2 and there are 10.2 hours of sunshine per day on average during May making it a very sunny and pleasant month with long bright days.

The ultraviolet index in Crissy Field Beach in May is typically 9.6 during May. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. 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 Crissy Field Beach in May

The average sea water temperature in Crissy Field Beach in May is 16.6° which is cool for swimming, shorty wetsuit may help you extend your time in the water.

Rainfall in Crissy Field Beach in May

The average total rainfall in Crissy Field Beach in May is 12.8cm and on average there are 3.7 rainy days in May making it a dry time to visit the beach.

Humidity in Crissy Field Beach in May

The maximum dew point (an indicator of humidity) in Crissy Field Beach in May is 11° which is very comfortable. The dew point is 10° in the previous month and 12° in the next month.

The average maximum relative humidity in Crissy Field Beach in May is typically 87.9%. The maximum relative humidity is 87.8% in the previous month and 88.6% in the next month.

The average relative humidity in Crissy Field Beach in May is typically 70.5%. The average relative humidity is 69.3% in the previous month and 71.9% in the next month.

Wind Speed in Crissy Field Beach in May

The average maximum wind speed in Crissy Field Beach in May is typically 33kmh. The average maximum wind speed is 33kmh in the previous month and 31kmh in the next month.

The average wind speed in Crissy Field Beach in May is typically 16kmh. The average wind speed is 15kmh in the previous month and 15kmh in the next month.

The average wind direction in Crissy Field Beach in May is from the West.

Monthly Averages

Suggested Beaches in May

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