Weather in Stinson Beach, Marin County, United States in May

So you're interested in going to Stinson Beach, Marin County, United States in May

May is a warm and very dry time for sunbathing in Stinson Beach. May is too cold for swimming in Stinson Beach for any length of time, unless you have a wetsuit. Consider visiting Stinson 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 Stinson Beach in May

The average maximum temperature in Stinson Beach in May is 21°. The average maximum temperature is 19° in the previous month and 24° in the next month.

The average temperature in Stinson Beach in May is 14°. The average temperature ranges is 13° in the previous month and 17° in the next month.

The average minimum temperature in Stinson Beach in May is . The minimum temperature is in the previous month and in the next month.

Sunshine in Stinson Beach in May

The average day light hours per day in Stinson 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 Stinson 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 Stinson Beach in May

The average sea water temperature in Stinson Beach in May is 12.3° which is very cold and bracing, it's not recommended you swim with out a full wet suit.

Rainfall in Stinson Beach in May

The average total rainfall in Stinson Beach in May is 0.5cm and on average there are 2.1 rainy days in May making it a very dry time to visit the beach.

Humidity in Stinson Beach in May

The maximum dew point (an indicator of humidity) in Stinson Beach in May is 11° which is very comfortable. The dew point is 12° in the previous month and 13° in the next month.

The average maximum relative humidity in Stinson Beach in May is typically 97.8%. The maximum relative humidity is 98.3% in the previous month and 97.6% in the next month.

The average relative humidity in Stinson Beach in May is typically 74%. The average relative humidity is 78.5% in the previous month and 73.8% in the next month.

Wind Speed in Stinson Beach in May

The average maximum wind speed in Stinson Beach in May is typically 25kmh. The average maximum wind speed is 25kmh in the previous month and 24kmh in the next month.

The average wind speed in Stinson Beach in May is typically 9kmh. The average wind speed is 9kmh in the previous month and 8kmh in the next month.

The average wind direction in Stinson Beach in May is from the West-Northwest.

Monthly Averages

Suggested Beaches in May

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