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What’s the climate like in San Simeon?

The current climate of San Simeon features average monthly temperatures ranging from highs of 32°C during the day to lows of 17°C. The average yearly temperature is around 25°C. At night, temperatures in the colder months average around 4°C and in the warmer months around 14°C.

The highest temperature recorded in San Simeon in recent years was 46°C in September 2020. The lowest daytime temperature recorded was 8°C in February 2023.

On average, San Simeon receives 414 mm of precipitation each year. For comparison, London gets 701 mm of precipitation annually.

Best time to visit San Simeon?

The best time to visit San Simeon for sunny weather is January through November. During this period, you'll have good temperatures and not too much rain, making it a great time to visit San Simeon. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.

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Climate Table of San Simeon

The climate table of San Simeon shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temp. max (°C) 18 19 20 23 25 29 32 31 30 27 22 17
Temp. min (°C) 5 4 7 8 10 12 14 14 14 10 6 5
Precipitation
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Precipitation (mm) 78 86 104 16 5,1 0,5 4,6 0,5 2,0 20 24 73
UV Index 5 6 8 9 9 10 9 9 8 7 5 4

Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.

  • Average yearly temperature: 25°C
  • Highest temperature: 32°C in July
  • Lowest temperature: 17°C in December
  • Precipitation: 414 mm per year, averaging 35 mm per month
  • Driest months: 0,5 mm in June, August and 2,0 mm in September
  • Wettest months: 104 mm in March, 86 mm in February and 78 mm in January

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Average Temperature per Month in San Simeon

This graph shows the average maximum temperatures per month in San Simeon, California. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.

Temperature per Month in San Simeon, California,

Average Precipitation per Month in San Simeon

This graph shows how much precipitation San Simeon, California, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.

Precipitation per Month in San Simeon, California,

Average UV Index per Month in San Simeon

This graph shows the average UV index per month in San Simeon, California. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.

UV Index per Month in San Simeon, California,

Yearly Temperature in San Simeon

This graph shows the average yearly temperature in San Simeon, California. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.

Yearly Temperature in San Simeon, California,

Total Yearly Precipitation in San Simeon

This chart shows the total yearly precipitation in San Simeon, California, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.

Yearly Precipitation in San Simeon, California,

Weather experiences in San Simeon

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Average Weather in San Simeon by Month

Click on a month below to see detailed weather info for San Simeon. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.

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