Climate and monthly weather forecast
San Martin, CA

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Weather in January

January, like December, is another refreshing winter month in San Martin, California, with an average temperature varying between 40.8°F (4.9°C) and 58.1°F (14.5°C). In January, San Martin experiences a minor shift in meteorological conditions with average high-temperatures marked at a still refreshing 58.1°F (14.5°C), closely mirroring the climate in December. Weather in January »

Weather in February

The last month of the winter, February, is also a moderate month in San Martin, California, with an average temperature fluctuating between 59.7°F (15.4°C) and 40.6°F (4.8°C). Entering February, San Martin's average high-temperature reads a still refreshing 59.7°F (15.4°C), indicating a close resemblance to the previous month's climate. Weather in February »

Weather in March

The first month of the spring, March, is a refreshing month in San Martin, California, with an average temperature fluctuating between 40.5°F (4.7°C) and 62.6°F (17°C). March denotes a minimal variation in the average high-temperature to a comfortable 62.6°F (17°C) from February's 59.7°F (15.4°C). Weather in March »

Weather in April

April, like March, in San Martin, California, is another enjoyable spring month, with an average temperature varying between 42.6°F (5.9°C) and 67.5°F (19.7°C). As March transitions into April, the average high-temperature rests at a still refreshing 67.5°F (19.7°C), maintaining a close resemblance to the previous month. Weather in April »

Weather in May

May, the last month of the spring in San Martin, is a pleasant month, with an average temperature ranging between max 72.5°F (22.5°C) and min 46.6°F (8.1°C). San Martin's entry into May measures an average high-temperature of an agreeable 72.5°F (22.5°C), closely parallel to the preceding month. Weather in May »

Weather in June

June, the first month of the summer in San Martin, is a warm month, with an average temperature ranging between max 81°F (27.2°C) and min 51.4°F (10.8°C). June introduces a marginal temperature uplift, with average high-temperatures adjusting from May's agreeable 72.5°F (22.5°C) to a moderately hot 81°F (27.2°C). Weather in June »

Weather in July

July in San Martin, California, is a tropical summer month, with temperature in the range of an average low of 54.7°F (12.6°C) and an average high of 86.5°F (30.3°C). San Martin's warmest month, July, registers temperatures that range from a high of 86.5°F (30.3°C) to a low of 54.7°F (12.6°C). During July, the heat index is appraised at a tropical 89.6°F (32°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in San Martin, California, with an average temperature fluctuating between 55°F (12.8°C) and 85.8°F (29.9°C). The advent of August denotes an average high-temperature of a moderately hot 85.8°F (29.9°C), subtly different from July's 86.5°F (30.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in San Martin, California, with an average temperature fluctuating between 54.5°F (12.5°C) and 83.5°F (28.6°C). The average high-temperature during September registers at a still warm 83.5°F (28.6°C), maintaining a close resemblance to the previous month. Weather in September »

Weather in October

October, like September, in San Martin, California, is another warm autumn month, with an average temperature fluctuating between 51.1°F (10.6°C) and 74.7°F (23.7°C). The onset of October entails a subtle temperature shift, as the average high-temperature eases from 83.5°F (28.6°C) in September to a still moderately hot 74.7°F (23.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in San Martin, California, with an average temperature varying between 44.6°F (7°C) and 64.6°F (18.1°C). November ushers in a slight temperature change, with average high-temperatures reducing from October's moderately hot 74.7°F (23.7°C) to a comfortable 64.6°F (18.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a moderate month in San Martin, California, with an average temperature varying between 40.1°F (4.5°C) and 55.8°F (13.2°C). December is the month when San Martin experiences its coldest temperatures, averaging a high of 55.8°F (13.2°C) and a low of 40.1°F (4.5°C). Weather in December »
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Frequently asked questions

How much does it rain in San Martin?

Throughout the year, there are 70.6 rainfall days, and 10.83" (275mm) of precipitation is accumulated.

What is the month with the lowest UV index in San Martin?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in San Martin.

What is the most humid month in San Martin?

March is the most humid month in San Martin, California, with an average relative humidity of 74%.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

What is the driest month in San Martin?

The months with the least rainfall are June through August Rain falls for 1.7 days and accumulates 0.08" (2mm) of rain.

When are the longest days in San Martin?

June has the longest days of the year in San Martin, with an average of 14h and 42min of daylight.

When is the highest UV index in San Martin?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What are the warmest months in San Martin?

July, recording an average high temperature of 86.5°F (30.3°C) and a low temperature of 54.7°F (12.6°C), is San Martin's warmest month.

What is the least humid month in San Martin?

The months with the lowest humidity in San Martin, California, are July and September, with an average relative humidity of 55%.

What month has the most sunshine in San Martin?

July has the most sunshine of the year in San Martin, with an average of 12.1h of sunshine.

What time of the year is the coldest in San Martin?

December is the coldest month of the year, registering average temperatures as high as 55.8°F (13.2°C) and as low as 40.1°F (4.5°C).

What is the wettest month in San Martin?

December is the month with the most rainfall in San Martin, California. Rain falls for 9.7 days and accumulates 1.97" (50mm) of precipitation.

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

The month with the shortest days in San Martin, California, is December, with an average of 9h and 42min of daylight.

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

The month with the least sunshine in San Martin, California, is December, with an average of 6h of sunshine.

Average temperature
San Martin, CA

Average temperature - San Martin, CA

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (55.8°F).

The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).

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Average pressure
San Martin, CA

Average pressure - San Martin, CA

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

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Average wind speed
San Martin, CA

Average wind speed - San Martin, CA

The windiest month (with the highest average wind speed) is May (5.4mph).
The calmest month (with the lowest average wind speed) is November (3.9mph).

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Average humidity
San Martin, CA

Average humidity - San Martin, CA

The month with the highest relative humidity is March (74%).
The months with the lowest relative humidity are July and September (55%).

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Average rainfall
San Martin, CA

Average rainfall - San Martin, CA

The wettest month (with the highest rainfall) is December (1.97").
The driest months (with the least rainfall) are June, July and August (0.08").

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Average rainfall days
San Martin, CA

Average rainfall days - San Martin, CA

The month with the highest number of rainy days is March (12.4 days).
The month with the least rainy days is August (1 days).

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Average daylight / Average sunshine
San Martin, CA

Average daylight / Average sunshine - San Martin, CA

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days
San Martin, CA

Average sunshine days - San Martin, CA

The month with the most sunshine days is August (28.7 days).
The month with the least sunshine days is March (16.8 days).

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Average UV index
San Martin, CA

Average UV index - San Martin, CA

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average visibility
San Martin, CA

Average visibility - San Martin, 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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San Martin, California, USA

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