Monthly weather forecast and climate
Jackson, CA

Weather in January

January, the same as December, is a cool winter month in Jackson, California, with temperature in the range of an average low of 38.8°F (3.8°C) and an average high of 54.9°F (12.7°C). In January, the average high-temperature is relatively the same as in December - a still fresh 54.9°F (12.7°C). Weather in January »

Weather in February

The last month of the winter, February, is a mild month in Jackson, California, with average temperature varying between 56.5°F (13.6°C) and 38.7°F (3.7°C). In Jackson, the average high-temperature in February is essentially the same as in January - a mild 56.5°F (13.6°C). Weather in February »

Weather in March

March, the first month of the spring, in Jackson, is still a mild month, with average temperature ranging between max 59.5°F (15.3°C) and min 40.5°F (4.7°C). In March, the average high-temperature is essentially the same as in February - a still mild 59.5°F (15.3°C). Weather in March »

Weather in April

April is an enjoyable spring month in Jackson, California, with temperature in the range of an average high of 65.7°F (18.7°C) and an average low of 43.3°F (6.3°C). In April, the average high-temperature slightly increases, from a mild 59.5°F (15.3°C) in March, to a comfortable 65.7°F (18.7°C). Weather in April »

Weather in May

May, the last month of the spring, in Jackson, is a moderately hot month, with average temperature ranging between min 48.2°F (9°C) and max 73.6°F (23.1°C). In Jackson, the average high-temperature marginally rises, from a comfortable 65.7°F (18.7°C) in April, to a moderately hot 73.6°F (23.1°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Jackson, California, with average temperature varying between 84°F (28.9°C) and 55°F (12.8°C). In Jackson, California, the average high-temperature increases, from 73.6°F (23.1°C) in May, to a still warm 84°F (28.9°C). Weather in June »

Weather in July

July in Jackson, California, is a tropical summer month, with average temperature varying between 91°F (32.8°C) and 59°F (15°C). July is the warmest month, with an average high-temperature of 91°F (32.8°C) and an average low-temperature of 59°F (15°C). The average heat index in July is evaluated at a tropical 92.3°F (33.5°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Jackson, California, with average temperature fluctuating between 58.8°F (14.9°C) and 90.1°F (32.3°C). In August, the average high-temperature is practically the same as in July - a still hot 90.1°F (32.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Jackson, California, with average temperature fluctuating between 85.1°F (29.5°C) and 57°F (13.9°C). In September, the average high-temperature is relatively the same as in August - a warm 85.1°F (29.5°C). Weather in September »

Weather in October

October, like September, is an agreeable autumn month in Jackson, California, with average temperature fluctuating between 73.2°F (22.9°C) and 51.1°F (10.6°C). In Jackson, California, the average high-temperature drops, from a warm 85.1°F (29.5°C) in September, to a pleasant 73.2°F (22.9°C). Weather in October »

Weather in November

November, the last month of the autumn, in Jackson, is also an enjoyable month, with average temperature varying between 43.9°F (6.6°C) and 61.7°F (16.5°C). In Jackson, the average high-temperature drops, from an agreeable 73.2°F (22.9°C) in October, to an enjoyable 61.7°F (16.5°C). Weather in November »

Weather in December

December, the first month of the winter, in Jackson, is also a fresh month, with average temperature ranging between min 37.9°F (3.3°C) and max 52.9°F (11.6°C). The coldest month is December, with an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 37.9°F (3.3°C). Weather in December »
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FAQ

How much does it rain in Jackson?

Throughout the year, in Jackson, there are 81.8 rainfall days, and 23.39" (594mm) of precipitation is accumulated.

How many days does it snow in Jackson?

In Jackson, during the entire year, snow falls for 2.8 days, and aggregates up to 4.65" (118mm) of snow.

When it does not snow in Jackson?

In Jackson snow does not fall in January, April through October.

When is the lowest UV index in Jackson?

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

When does it snow in Jackson?

February, March, November and December are months with snowfall in Jackson, California.

When does it snow the most in Jackson?

February is the month with the most snowfall in Jackson, California. Snow falls for 1.3 days and accumulates 2.01" (51mm) of snow.

What is the most humid month in Jackson?

The most humid month is March, with an average relative humidity of 74%.

What is the wettest month in Jackson?

The month with the most rainfall in Jackson is March when the rain falls for 14.6 days and typically aggregates up to 4.69" (119mm) of precipitation.

When are the longest days in Jackson?

June has the longest days of the year in Jackson, with an average of 14.8h of daylight.

What are the months with the highest UV index in Jackson?

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

What is the warmest month in Jackson?

July is the warmest month in Jackson, California, with an average high-temperature of 91°F (32.8°C) and an average low-temperature of 59°F (15°C).

What is the least humid month in Jackson?

With an average relative humidity of 40%, July is the least humid month in Jackson, California.

What is the driest month in Jackson?

Months with the least rainfall in Jackson, California, are July and August Rain falls for 1.6 days and accumulates 0.04" (1mm) of rain.

What month has the most sunshine in Jackson?

The month with the most sunshine in Jackson is July, with an average of 12.1h of sunshine.

What is the coldest month in Jackson?

With an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 37.9°F (3.3°C), December is the coldest month.

What is the month with the shortest days in Jackson?

The month with the shortest days is December, with an average of 9.5h of daylight.

What is the month with the least sunshine in Jackson?

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

Average pressure
Jackson, CA

Average pressure - Jackson, CA

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed
Jackson, CA

Average wind speed - Jackson, CA

The windiest month (with the highest average wind speed) is February (5.7mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average rainfall
Jackson, CA

Average rainfall - Jackson, CA

The wettest month (with the highest rainfall) is March (4.69").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days
Jackson, CA

Average rainfall days - Jackson, CA

The month with the highest number of rainy days is March (14.6 days).
The month with the least rainy days is August (1.5 days).

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Average snowfall
Jackson, CA

Average snowfall - Jackson, CA

The month with the highest snowfall is February (2.01").
Months with the least snowfall are January, April, May, June, July, August, September and October (0").

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Average snowfall days
Jackson, CA

Average snowfall days - Jackson, CA

The month with the highest number of snowfall days is February (1.3 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Jackson, CA

Average daylight / Average sunshine - Jackson, CA

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days
Jackson, CA

Average sunshine days - Jackson, CA

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (15.1 days).

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Average UV index
Jackson, CA

Average UV index - Jackson, CA

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

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Average visibility
Jackson, CA

Average visibility - Jackson, 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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