Jackson, CA 

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United States / California / No Metro Area / Amador County / Jackson / Zip Codes

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Climate in Jackson, CA

Jackson, CA has a Mediterranean climate, characterized by mild, wet winters and warm, dry summers. Winters in Jackson are usually cool and rainy, with occasional snowfall in the surrounding mountains. Summers tend to be hot and dry, with temperatures often reaching into the mid-90s. Average annual rainfall is around 18 inches. The area experiences some windy conditions throughout the year due to its close proximity to the Sierra Nevada mountain range. Jackson enjoys an abundance of sunshine and mild temperatures year-round, making it an ideal environment for outdoor activities and exploration.

Jackson, California gets 30 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Jackson averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 264 sunny days per year in Jackson. The US average is 205 sunny days.

Jackson gets some kind of precipitation, on average, 66 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 94 degrees
Winter Low: the January low is 37
Rain: averages 30 inches of rain a year
Snow: averages 0 inches of snow a year


The annual BestPlaces Comfort Index for Jackson is 8.0 (10=best), which means it is less comfortable than most places in California.

8.1 / 7.1

Summer   /   Winter
May, October and June are the most pleasant months in Jackson, while January and December are the least comfortable months.

Climate Averages
  Jackson, CaliforniaUnited States
  30.4 in.38.1 in.
  0.2 in.27.8 in.
  66.0 days106.2 days
  264 days205 days
  1217 ft.2443 ft.


Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Jackson with an average high temperature of 94.0°, which ranks it as warmer than most places in California. In Jackson, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Jackson are May, October and April.

In Jackson, there are 75.0 days annually when the high temperature is over 90°, which is hotter than most places in California.

January has the coldest nighttime temperatures for Jackson with an average of 36.8°. This is colder than most places in California.

In Jackson, there are 23.3 days annually when the nighttime low temperature falls below freezing, which is colder than most places in California.

In Jackson, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in California.

Humidity is low in Jackson, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.

January is the wettest month in Jackson with 5.6 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 52% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 30.4 inches in Jackson means that it is wetter than most places in California.

March is the rainiest month in Jackson with 10.3 days of rain, and July is the driest month with only 0.2 rainy days. There are 66.0 rainy days annually in Jackson, which is rainier than most places in California. The rainiest season is Spring when it rains 44% of the time and the driest is Autumn with only a 3% chance of a rainy day.

An annual snowfall of 0.2 inches in Jackson means that it is snowier than most places in California. March is the snowiest month in Jackson with 0.1 inches of snow, and no months of the year have significant snowfall.

  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Jackson    5 Reviews
    Jackson gets snow - 9/15/2018
    I live 16 miles outta Jackson and we get 4 or 5 inches of snow in Jan and Feb so... Read More

    Start Your Review of Jackson

    Motherlode charm - 2/3/2008
    Volcano is a charming town in the California gold country, population 100 people. One hotel, one bar, off the beaten path. It is above the fog and below the snow. Once a... Read More

    Observations - 12/31/2007
    Jackson, California is a great place to live for retirees. The city and country police and the highway patrol are all over this place. Also, there's all kinds of... Read More

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