Weather in Tomales Bay, Marin County, United States in April

So you're interested in going to Tomales Bay, Marin County, United States in April

April is a slightly cold and very dry time for sunbathing in Tomales Bay. April is too cold for swimming in Tomales Bay for any length of time, unless you have a wetsuit. Consider visiting Tomales Bay in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for April.

Temperature in Tomales Bay in April

The average maximum temperature in Tomales Bay in April is 19°. The average maximum temperature is 17° in the previous month and 21° in the next month.

The average temperature in Tomales Bay in April is 13°. The average temperature ranges is 11° in the previous month and 14° in the next month.

The average minimum temperature in Tomales Bay in April is . The minimum temperature is in the previous month and in the next month.

Sunshine in Tomales Bay in April

The average day light hours per day in Tomales Bay in April are 13.2 and there are 9.4 hours of sunshine per day on average during April making it a sunny month with few clouds.

The ultraviolet index in Tomales Bay in April is typically 8 during April. 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 Tomales Bay in April

The average sea water temperature in Tomales Bay in April is 15.5° which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

Rainfall in Tomales Bay in April

The average total rainfall in Tomales Bay in April is 2.3cm and on average there are 4.6 rainy days in April making it a very dry time to visit the beach.

Humidity in Tomales Bay in April

The maximum dew point (an indicator of humidity) in Tomales Bay in April is 12° which is very comfortable. The dew point is 10° in the previous month and 11° in the next month.

The average maximum relative humidity in Tomales Bay in April is typically 98.3%. The maximum relative humidity is 98.4% in the previous month and 97.8% in the next month.

The average relative humidity in Tomales Bay in April is typically 78.5%. The average relative humidity is 80.6% in the previous month and 74% in the next month.

Wind Speed in Tomales Bay in April

The average maximum wind speed in Tomales Bay in April is typically 25kmh. The average maximum wind speed is 22kmh in the previous month and 25kmh in the next month.

The average wind speed in Tomales Bay in April is typically 9kmh. The average wind speed is 7kmh in the previous month and 9kmh in the next month.

The average wind direction in Tomales Bay in April is from the West-Northwest.

Monthly Averages

Suggested Beaches in April

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