Climate and monthly weather forecast
San Simeon, CA

Weather in January

January, the same as December, in San Simeon, California, is a moderate winter month, with an average temperature ranging between min 49.6°F (9.8°C) and max 59.5°F (15.3°C). In San Simeon, California, the average high-temperature in January is essentially the same as in December - a still moderate 59.5°F (15.3°C). Weather in January »

Weather in February

The last month of the winter, February, is another mild month in San Simeon, California, with an average temperature ranging between max 58.6°F (14.8°C) and min 48.7°F (9.3°C). In February, the average high-temperature is practically the same as in January - a still mild 58.6°F (14.8°C). Weather in February »

Weather in March

March, the first month of the spring in San Simeon, is also a moderate month, with an average temperature ranging between min 49.3°F (9.6°C) and max 60.1°F (15.6°C). In San Simeon, the average high-temperature in March is relatively the same as in February - a still moderate 60.1°F (15.6°C). Weather in March »

Weather in April

April is a comfortable spring month in San Simeon, California, with an average temperature fluctuating between 50.7°F (10.4°C) and 62.4°F (16.9°C). In San Simeon, the average high-temperature in April is essentially the same as in March - a comfortable 62.4°F (16.9°C). Weather in April »

Weather in May

The last month of the spring, May, is another comfortable month in San Simeon, California, with an average temperature ranging between max 64.9°F (18.3°C) and min 52.7°F (11.5°C). In San Simeon, the average high-temperature in May is practically the same as in April - a still enjoyable 64.9°F (18.3°C). Weather in May »

Weather in June

June, the first month of the summer in San Simeon, is an agreeable month, with an average temperature fluctuating between 55.9°F (13.3°C) and 68.9°F (20.5°C). In San Simeon, the average high-temperature in June is almost the same as in May - an agreeable 68.9°F (20.5°C). Weather in June »

Weather in July

July, like June, is an agreeable summer month in San Simeon, California, with an average temperature fluctuating between 58.6°F (14.8°C) and 71.4°F (21.9°C). In July, the average high-temperature is almost the same as in June - a still agreeable 71.4°F (21.9°C). Weather in July »

Weather in August

The last month of the summer, August, is another pleasant month in San Simeon, California, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 59.5°F (15.3°C). August is the warmest month, with an average high-temperature of 72.5°F (22.5°C) and an average low-temperature of 59.5°F (15.3°C). Weather in August »

Weather in September

September, the first month of the autumn in San Simeon, is also an agreeable month, with temperature in the range of an average low of 60.1°F (15.6°C) and an average high of 72.3°F (22.4°C). In San Simeon, the average high-temperature in September is almost the same as in August - a still pleasant 72.3°F (22.4°C). Weather in September »

Weather in October

October, like September, is another pleasant autumn month in San Simeon, California, with an average temperature ranging between min 57.6°F (14.2°C) and max 68.5°F (20.3°C). In October, the average high-temperature is relatively the same as in September - a still agreeable 68.5°F (20.3°C). Weather in October »

Weather in November

November, the last month of the autumn in San Simeon, is also an enjoyable month, with an average temperature varying between 53.4°F (11.9°C) and 63.7°F (17.6°C). In November, the average high-temperature is almost the same as in October - a comfortable 63.7°F (17.6°C). Weather in November »

Weather in December

December, the first month of the winter in San Simeon, is also a moderate month, with an average temperature ranging between max 58.1°F (14.5°C) and min 49.3°F (9.6°C). December is the coldest month, with an average high-temperature of 58.1°F (14.5°C) and an average low-temperature of 49.3°F (9.6°C). Weather in December »
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FAQ

How many days does it rain in San Simeon?

In San Simeon, during the entire year, the rain falls for 50 days and collects up to 7.4" (188mm) of precipitation.

What are the months with the lowest UV index in San Simeon?

January through April, November and December, with an average maximum UV index of 4, are months with the lowest UV index.

What is the most humid month in San Simeon?

March is the most humid month, with an average relative humidity of 72%.

When is Daylight Saving Time (DST) in San Simeon?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in San Simeon, California, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from PDT to PST.

What is the driest month in San Simeon?

The months with the least rainfall are June and August Rain falls for 1.2 days and accumulates 0.04" (1mm) of rain.

When are the longest days in San Simeon?

June has the longest days of the year, with an average of 14h and 32min of daylight.

What is the month with the most sunshine in San Simeon?

The months with the most sunshine are June through August, with an average of 12h of sunshine.

What is the warmest month in San Simeon?

August is the warmest month in San Simeon, California, with an average high-temperature of 72.5°F (22.5°C) and an average low-temperature of 59.5°F (15.3°C).

What is the month with the highest UV index in San Simeon?

With an average maximum UV index of 6, August is the month with the highest UV index.

What is the least humid month in San Simeon?

With an average relative humidity of 64%, October is the least humid month.

What is the coldest month in San Simeon?

The coldest month in San Simeon, California, is December, with an average high-temperature of 58.1°F (14.5°C) and an average low-temperature of 49.3°F (9.6°C).

What is the rainiest month in San Simeon?

The month with the most rainfall in San Simeon is December, when the rain falls for 7.1 days and typically aggregates up to 1.5" (38mm) of precipitation.

What is the month with the shortest days in San Simeon?

December has the shortest days of the year in San Simeon, with an average of 9h and 47min of daylight.

What is the month with the least sunshine in San Simeon?

With an average of 6.3h of sunshine, December has the least sunshine of the year in San Simeon, California.

Average temperature
San Simeon, CA

Average temperature - San Simeon, CA

The warmest month (with the highest average high temperature) is August (72.5°F).
The month with the lowest average high temperature is December (58.1°F).

The month with the highest average low temperature is September (60.1°F).
The coldest month (with the lowest average low temperature) is February (48.7°F).

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Average pressure
San Simeon, CA

Average pressure - San Simeon, CA

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

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Average wind speed
San Simeon, CA

Average wind speed - San Simeon, CA

The windiest month (with the highest average wind speed) is May (10.6mph).
The calmest month (with the lowest average wind speed) is November (7.3mph).

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Average rainfall
San Simeon, CA

Average rainfall - San Simeon, CA

The wettest month (with the highest rainfall) is December (1.5").
The driest months (with the least rainfall) are June and August (0.04").

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Average rainfall days
San Simeon, CA

Average rainfall days - San Simeon, CA

The month with the highest number of rainy days is March (9 days).
The month with the least rainy days is August (0.5 days).

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Average daylight / Average sunshine
San Simeon, CA

Average daylight / Average sunshine - San Simeon, CA

The month with the longest days is June (Average daylight: 14h and 32min).
The month with the shortest days is December (Average daylight: 9h and 47min).

The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

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Average sunshine days
San Simeon, CA

Average sunshine days - San Simeon, CA

The month with the most sunshine days is August (29.5 days).
The month with the least sunshine days is February (20.3 days).

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Average UV index
San Simeon, CA

Average UV index - San Simeon, CA

The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).

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Average visibility
San Simeon, CA

Average visibility - San Simeon, CA

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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