Weather in Mendocino County, United States in May

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Visiting Mendocino County, United States in May

May is one of the best months to visit Mendocino County for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.

May has average maximum temperatures of 25°C (77°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 9.5hrs making the days long and bright. May has total rainfall of 2.8cm (1.1inches) making it extremely dry with very few light showers and most days are rain free. There are just 4.9 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between. Sea temperatures are a cold 14°C (57°F). May is too cold for swimming in Mendocino County for any length of time, unless you have a wetsuit.

Also consider visiting Mendocino County in one of the other best months of June, July, August, for the best beach weather.

Also consider one of our other suggestions for May.

Can you sunbathe in Mendocino County in May?

Yes, May is a good time for sunbathing in Mendocino County.

May has average maximum temperatures of 25°C (77°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 9.5hrs making the days long and bright. May has total rainfall of 2.8cm (1.1inches) making it extremely dry with very few light showers and most days are rain free. There are just 4.9 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

More about May temperature and sunshine.

Can you swim in Mendocino County in May?

No, May is too cold for swimming in Mendocino County for any length of time, with the sea water at 14°C (57°F), unless you have a wetsuit.

More about May sea temperatures.

Is May a good time to holiday in Mendocino County?

Yes, May is a great time for a holiday in Mendocino County.

May has average maximum temperatures of 25°C (77°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 9.5hrs making the days long and bright. May has total rainfall of 2.8cm (1.1inches) making it extremely dry with very few light showers and most days are rain free. There are just 4.9 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between. Sea temperatures are a cold 14°C (57°F). May is too cold for swimming in Mendocino County for any length of time, unless you have a wetsuit.

More about the May temperatures and sunshine.

Is Mendocino County warm in May?

Yes, Mendocino County is very warm and perfect for sunbathing on clear days in May.

The average maximum temperature in Mendocino County in May is 25°C (77°F). The average maximum temperature is 20°C (69°) in the previous month and 27°C (81°F) in the next month.

The average temperature in Mendocino County in May is 17°C (62°F). The average temperature is 13°C (55°F) in the previous month and 20°C (68°F) in the next month.

More info about the May temperatures and sunshine.

How sunny is Mendocino County in May?

The average day light hours per day in Mendocino County in May are 14.3. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 9.5hrs making the days long and bright.

More about May sunshine.

Temperature in Mendocino County in May

The average maximum temperature in Mendocino County in May is 25°C (77°F). The average maximum temperature is 20°C (69°F) in the previous month and 27°C (81°F) in the next month.

The average temperature in Mendocino County in May is 17°C (62°F). The average temperature is 13°C (55°F) in the previous month and 20°C (68°F) in the next month.

The average minimum temperature in Mendocino County in May is 8°C (47°F). The minimum temperature is 6°C (42°F) in the previous month and 9°C (49°F) in the next month.

Sunshine in Mendocino County in May

During May the average day light hours are 14.3 per day in Mendocino County. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 9.5hrs making the days long and bright.

The ultraviolet index in Mendocino County 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 Mendocino County in May

The average sea water temperature in Mendocino County in May is 13.9°C (57.0°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

Rainfall in Mendocino County in May

The average total rainfall in Mendocino County in May is 2.8cm (1.1inches) and on average there are 4.9 rainy days in May making it a very dry time to visit the beach.

Humidity in Mendocino County in May

The maximum dew point (an indicator of humidity) in Mendocino County in May is 9°C (48°F) which is a bit dry for some. The dew point is 8°C (46°F) in the previous month and 11°C (11°F) in the next month.

The average maximum relative humidity in Mendocino County in May is typically 87.1%. The maximum relative humidity is 91.3% in the previous month and 82.6% in the next month.

The average relative humidity in Mendocino County in May is typically 59.5%. The average relative humidity is 65.1% in the previous month and 55.6% in the next month.

Wind Speed in Mendocino County in May

The average maximum wind speed in Mendocino County in May is typically 22KM/H (14MPH). The average maximum wind speed is 21KM/H (13MPH) in the previous month and 22KM/H (14MPH) in the next month.

The average wind speed in Mendocino County in May is typically 7KM/H (4MPH). The average wind speed is 6KM/H (4MPH) in the previous month and 8KM/H (5MPH) in the next month.

The average wind direction in Mendocino County in May is from the North-Northwest.

Monthly Averages

Suggested Beaches in May

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