Monthly weather forecast and climate
Mount Hermon, CA

Weather in January

January, like December, is a moderate winter month in Mount Hermon, California, with average temperature varying between 46°F (7.8°C) and 58.5°F (14.7°C). In Mount Hermon, the average high-temperature is almost the same as in December - a still moderate 58.5°F (14.7°C). Weather in January »

Weather in February

The last month of the winter, February, is another mild month in Mount Hermon, California, with average temperature ranging between min 45.1°F (7.3°C) and max 59.4°F (15.2°C). In February, the average high-temperature is relatively the same as in January - a still mild 59.4°F (15.2°C). Weather in February »

Weather in March

March, the first month of the spring, in Mount Hermon, is a comfortable month, with average temperature varying between 45.9°F (7.7°C) and 60.8°F (16°C). In Mount Hermon, the average high-temperature is almost the same as in February - a comfortable 60.8°F (16°C). Weather in March »

Weather in April

April, the same as March, is another comfortable spring month in Mount Hermon, California, with average temperature ranging between min 46.9°F (8.3°C) and max 63.3°F (17.4°C). In Mount Hermon, California, the average high-temperature in April is almost the same as in March - a still comfortable 63.3°F (17.4°C). Weather in April »

Weather in May

The last month of the spring, May, is another comfortable month in Mount Hermon, California, with average temperature ranging between max 65.8°F (18.8°C) and min 49.3°F (9.6°C). In Mount Hermon, the average high-temperature is practically the same as in April - a still enjoyable 65.8°F (18.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Mount Hermon, California, with average temperature varying between 71.2°F (21.8°C) and 52°F (11.1°C). In June, the average high-temperature marginally rises, from an enjoyable 65.8°F (18.8°C) in May, to a pleasant 71.2°F (21.8°C). Weather in June »

Weather in July

July in Mount Hermon, California, is a warm summer month, with average temperature varying between 54°F (12.2°C) and 74.3°F (23.5°C). In July, the average high-temperature is almost the same as in June - a warm 74.3°F (23.5°C). Weather in July »

Weather in August

August, the last month of the summer, in Mount Hermon, is another warm month, with average temperature fluctuating between 55.2°F (12.9°C) and 74.8°F (23.8°C). August is the warmest month, with an average high-temperature of 74.8°F (23.8°C) and an average low-temperature of 55.2°F (12.9°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Mount Hermon, California, with temperature in the range of an average low of 55.4°F (13°C) and an average high of 74.5°F (23.6°C). In September, the average high-temperature is essentially the same as in August - a still moderately hot 74.5°F (23.6°C). Weather in September »

Weather in October

October, like September, is an agreeable autumn month in Mount Hermon, California, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 70.3°F (21.3°C). In October, the average high-temperature is almost the same as in September - a pleasant 70.3°F (21.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an enjoyable month in Mount Hermon, California, with temperature in the range of an average high of 63°F (17.2°C) and an average low of 49.6°F (9.8°C). In Mount Hermon, the average high-temperature marginally drops, from an agreeable 70.3°F (21.3°C) in October, to an enjoyable 63°F (17.2°C). Weather in November »

Weather in December

December, the first month of the winter, in Mount Hermon, is still a mild month, with average temperature varying between 45.5°F (7.5°C) and 57°F (13.9°C). With an average high-temperature of 57°F (13.9°C) and an average low-temperature of 45.5°F (7.5°C), December is the coldest month. Weather in December »
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FAQ

How much does it rain in Mount Hermon?

In Mount Hermon, California, during the entire year, the rain falls for 72.5 days and collects up to 13.58" (345mm) of precipitation.

What is the wettest month in Mount Hermon?

February is the month with the most rainfall in Mount Hermon, California. Rain falls for 8.3 days and accumulates 2.6" (66mm) of precipitation.

What are the months with the lowest UV index in Mount Hermon?

Months with the lowest UV index in Mount Hermon are February, November and December, with an average maximum UV index of 3.

What is the most humid month in Mount Hermon?

With an average relative humidity of 75%, March is the most humid month in Mount Hermon.

When are the longest days in Mount Hermon?

With an average of 14.7h of daylight, June has the longest days of the year in Mount Hermon, California.

What is the month with the highest UV index in Mount Hermon?

Months with the highest UV index are June through October, with an average maximum UV index of 5.

What is the driest month in Mount Hermon?

Months with the least rainfall are July and August Rain falls for 1.8 days and accumulates 0.04" (1mm) of rain.

What month has the most sunshine in Mount Hermon?

The month with the most sunshine is July, with an average of 11.9h of sunshine.

What is the warmest month in Mount Hermon?

August is the warmest month in Mount Hermon, California, with an average high-temperature of 74.8°F (23.8°C) and an average low-temperature of 55.2°F (12.9°C).

What is the least humid month in Mount Hermon?

The least humid month in Mount Hermon is October, with an average relative humidity of 67%.

What is the coldest month in Mount Hermon?

With an average high-temperature of 57°F (13.9°C) and an average low-temperature of 45.5°F (7.5°C), December is the coldest month.

What is the month with the shortest days in Mount Hermon?

December has the shortest days of the year in Mount Hermon, with an average of 9.7h of daylight.

What is the month with the least sunshine in Mount Hermon?

With an average of 5.8h of sunshine, December has the least sunshine of the year in Mount Hermon, California.

Average temperature
Mount Hermon, CA

Average temperature - Mount Hermon, CA

The warmest month (with the highest average high temperature) is August (74.8°F).
The month with the lowest average high temperature is December (57°F).

The month with the highest average low temperature is September (55.4°F).
The coldest month (with the lowest average low temperature) is February (45.1°F).

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Average pressure
Mount Hermon, CA

Average pressure - Mount Hermon, CA

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is September (29.92").

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Average wind speed
Mount Hermon, CA

Average wind speed - Mount Hermon, CA

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average rainfall
Mount Hermon, CA

Average rainfall - Mount Hermon, CA

The wettest month (with the highest rainfall) is February (2.6").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days
Mount Hermon, CA

Average rainfall days - Mount Hermon, CA

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is August (0.8 days).

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Average daylight / Average sunshine
Mount Hermon, CA

Average daylight / Average sunshine - Mount Hermon, CA

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 5.8h).

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Average sunshine days
Mount Hermon, CA

Average sunshine days - Mount Hermon, CA

The month with the most sunshine days is August (28.9 days).
The month with the least sunshine days is March (17.5 days).

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Average UV index
Mount Hermon, CA

Average UV index - Mount Hermon, CA

Months with the highest UV index are June, July, August, September and October (UV index 5).
Months with the lowest UV index are February, November and December (UV index 3).

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Average visibility
Mount Hermon, CA

Average visibility - Mount Hermon, CA

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

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