Weather in San Luis Obispo County, United States in May

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Visiting San Luis Obispo County, United States in May

May is warm, and generally sunny and pleasant with very long bright days. May is dry with very few light showers and most days are rain free. It is a great time for sunbathing in San Luis Obispo County. May is too cold for swimming in San Luis Obispo County for any length of time, unless you have a wetsuit. Consider visiting San Luis Obispo County in the months of June, July, August, September, for the best beach weather.

Also consider one of our other suggestions for May.

Can you sunbathe in San Luis Obispo County in May?

Yes, May is a great time for sunbathing in San Luis Obispo County. May is warm with lots of sunshine but some overcast and cloudy skies, still great for sunbathing, and there is a small chance of rain showers.

The average maximum temperature in San Luis Obispo County in May is 25°C (76°F).

More about May temperature and sunshine.

Can you swim in San Luis Obispo County in May?

No, May is too cold for swimming in San Luis Obispo County for any length of time, with the sea water at 16°C (61°F), unless you have a wetsuit.

More about May sea temperatures.

Is May a good time to holiday in San Luis Obispo County?

Yes, May is a good time for a holiday in San Luis Obispo County.

May is warm and generally sunny and pleasant with very long bright days. It is dry with very few light showers and most days are rain free.

It's great for enjoying the beach and exploring the area.

The average maximum temperature in San Luis Obispo County in May is 25°C (76°F).

More about the May temperatures and sunshine.

How cold is San Luis Obispo County in May?

The average minimum temperature in San Luis Obispo County in May is 9°C (48°F). The minimum temperature is 7°C (45°F) in the previous month and 11°C (52°F) in the next month.

More about the May temperatures and sunshine.

How sunny is San Luis Obispo County in May?

The average day light hours per day in San Luis Obispo County in May are 14 and there are 10.2 hours of sunshine per day on average during May, making it generally sunny and pleasant with very long bright days.

More about May sunshine.

Is it warm enough to swim in San Luis Obispo County in May?

No, May is too cold for swimming in San Luis Obispo County for any length of time, with the sea water at 16°C (61°F), unless you have a wetsuit.

More about May sea temperatures.

Is San Luis Obispo County warm in May?

Yes, San Luis Obispo County is warm in May.

The average maximum temperature in San Luis Obispo County in May is 25°C (76°F). The average maximum temperature is 22°C (71°) in the previous month and 27°C (80°F) in the next month.

The average temperature in San Luis Obispo County in May is 17°C (62°F). The average temperature ranges is 14°C (57°F) in the previous month and 19°C (65°F) in the next month.

More info about the May temperatures and sunshine.

Temperature in San Luis Obispo County in May

The average maximum temperature in San Luis Obispo County in May is 25°C (76°F). The average maximum temperature is 22°C (71°F) in the previous month and 27°C (80°F) in the next month.

The average temperature in San Luis Obispo County in May is 17°C (62°F). The average temperature ranges is 14°C (57°F) in the previous month and 19°C (65°F) in the next month.

The average minimum temperature in San Luis Obispo County in May is 9°C (48°F). The minimum temperature is 7°C (45°F) in the previous month and 11°C (52°F) in the next month.

Sunshine in San Luis Obispo County in May

The average day light hours per day in San Luis Obispo County in May are 14 and there are 10.2 hours of sunshine per day on average during May making it generally sunny and pleasant with very long bright days

The ultraviolet index in San Luis Obispo County in May is typically 10.4 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 San Luis Obispo County in May

The average sea water temperature in San Luis Obispo County in May is 16.1°C (61.0°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.

Rainfall in San Luis Obispo County in May

The average total rainfall in San Luis Obispo County in May is 1cm (0.4inches) and on average there are 2.5 rainy days in May making it a very dry time to visit the beach.

Humidity in San Luis Obispo County in May

The maximum dew point (an indicator of humidity) in San Luis Obispo County in May is 10°C (50°F) which is a bit dry for some. The dew point is 9°C (49°F) in the previous month and 11°C (11°F) in the next month.

The average maximum relative humidity in San Luis Obispo County in May is typically 88.6%. The maximum relative humidity is 90.8% in the previous month and 88.4% in the next month.

The average relative humidity in San Luis Obispo County in May is typically 65.7%. The average relative humidity is 69% in the previous month and 66% in the next month.

Wind Speed in San Luis Obispo County in May

The average maximum wind speed in San Luis Obispo County in May is typically 32KM/H (20MPH). The average maximum wind speed is 30KM/H (19MPH) in the previous month and 31KM/H (20MPH) in the next month.

The average wind speed in San Luis Obispo County in May is typically 12KM/H (7MPH). The average wind speed is 10KM/H (6MPH) in the previous month and 11KM/H (7MPH) in the next month.

The average wind direction in San Luis Obispo County in May is from the West-Northwest.

Monthly Averages

Suggested Beaches in May

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