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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
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). As Jackson transitions from December to January, the average high-temperatures adjust to a still fresh 54.9°F (12.7°C), nearly the same as the previous 52.9°F (11.6°C). Weather in January »
Weather in February
February, the last month of the winter in Jackson, is a moderate month, with an average temperature ranging between min 38.7°F (3.7°C) and max 56.5°F (13.6°C). February commences with an average high-temperature of a refreshing 56.5°F (13.6°C), showing little deviation from January's 54.9°F (12.7°C). Weather in February »
Weather in March
March, the first month of the spring in Jackson, is still a mild month, with an average temperature ranging between min 40.5°F (4.7°C) and max 59.5°F (15.3°C). March's presence records an average high-temperature of a still mild 59.5°F (15.3°C), closely mirroring February's climate. Weather in March »
Weather in April
April in Jackson, California, is a comfortable spring month, with an average temperature varying between 43.3°F (6.3°C) and 65.7°F (18.7°C). Jackson's transition into April sees a mild rise in the average high-temperature, edging from a mild 59.5°F (15.3°C) in March to a still refreshing 65.7°F (18.7°C). Weather in April »
Weather in May
May, the last month of the spring in Jackson, is a warm month, with an average temperature fluctuating between 48.2°F (9°C) and 73.6°F (23.1°C). A subtle rise in the average high-temperature is observed during May, adjusting from a refreshing 65.7°F (18.7°C) in April to a moderately hot 73.6°F (23.1°C). Weather in May »
Weather in June
June, the first month of the summer in Jackson, is also a moderately hot month, with an average temperature varying between 84°F (28.9°C) and 55°F (12.8°C). Jackson sees an increase in the average high-temperature with the arrival of June, moving from May's warm 73.6°F (23.1°C) to a still moderately hot 84°F (28.9°C). Weather in June »
Weather in July
July in Jackson, California, is a tropical summer month, with an average temperature fluctuating between 91°F (32.8°C) and 59°F (15°C). Temperature readings reach their annual highs in July, averaging 91°F (32.8°C) and a minimum average of 59°F (15°C). The heat index for July is calculated to be a tropical 91.4°F (33°C). Weather in July »
Weather in August
August, the last month of the summer in Jackson, is another tropical month, with an average temperature varying between 58.8°F (14.9°C) and 90.1°F (32.3°C). August's advent notes a subtle adjustment in average high-temperature to a still tropical 90.1°F (32.3°C) from July. Weather in August »
Weather in September
September, the first month of the autumn in Jackson, is still a warm month, with an average temperature ranging between min 57°F (13.9°C) and max 85.1°F (29.5°C). The onset of September manifests an average high-temperature of a moderately hot 85.1°F (29.5°C), demonstrating a minor variation from the preceding month. Weather in September »
Weather in October
October, the same as September, in Jackson, California, is an agreeable autumn month, with temperature in the range of an average high of 73.2°F (22.9°C) and an average low of 51.1°F (10.6°C). October suggests a modest reduction in the average high-temperature, shifting 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
The last month of the autumn, November, is another refreshing month in Jackson, California, with temperature in the range of an average low of 43.9°F (6.6°C) and an average high of 61.7°F (16.5°C). November involves a decrease in temperature, down 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 an average temperature fluctuating between 37.9°F (3.3°C) and 52.9°F (11.6°C). December is Jackson's coldest month, registering average high temperatures of 52.9°F (11.6°C) and lows of 37.9°F (3.3°C). Weather in December »
Updated: Jun 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How many days does it rain?
In Jackson, during the entire year, the rain falls for 81.8 days and collects up to 23.39" (594mm) of precipitation.
When it does not snow?
In Jackson, snow does not fall in January, April through October.
How much does it snow?
In Jackson, during the entire year, snow falls for 2.8 days and aggregates up to 4.65" (118mm) of snow.
What is the month with the lowest UV index?
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.
When does it snow in Jackson?
Months with snowfall are February, March, November and December.
When does it snow the most?
February is the month with the most snowfall. 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 rainiest month?
March is the month with the most rainfall. Rain falls for 14.6 days and accumulates 4.69" (119mm) of precipitation.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Jackson, 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.
When are the longest days in Jackson?
June has the longest days of the year, with an average of 14h and 48min 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 are the warmest months?
Jackson's warmest month, July, generally records average temperatures ranging from a high of 91°F (32.8°C) to a low of 59°F (15°C).
What is the least humid month?
July is the least humid month, with an average relative humidity of 40%.
What is the driest month?
The months with the least rainfall 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?
With an average of 12.1h of sunshine, July has the most sunshine of the year.
What month is the coldest?
In Jackson, the average lowest temperatures are observed in December, with a high of 52.9°F (11.6°C) and a low of 37.9°F (3.3°C).
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
What is the month with the least sunshine?
With an average of 6h of sunshine, December has the least sunshine of the year.
Average temperature
Jackson, CA
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is December (52.9°F).
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is December (37.9°F).
Average pressure
Jackson, CA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.93"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Jackson, CA
- Average wind speed in January:
4.8mph - Average wind speed in February:
5.7mph - Average wind speed in March:
5.3mph - Average wind speed in April:
4.9mph - Average wind speed in May:
4.5mph - Average wind speed in June:
4.3mph
- Average wind speed in July:
4mph - Average wind speed in August:
3.8mph - Average wind speed in September:
4mph - Average wind speed in October:
4.5mph - Average wind speed in November:
4.5mph - Average wind speed in December:
4.8mph
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).
Average humidity
Jackson, CA
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (40%).
Average rainfall
Jackson, CA
- Average rainfall in January:
3.23" - Average rainfall in February:
3.74" - Average rainfall in March:
4.69" - Average rainfall in April:
2.01" - Average rainfall in May:
1.46" - Average rainfall in June:
0.24"
- Average rainfall in July:
0.04" - Average rainfall in August:
0.04" - Average rainfall in September:
0.24" - Average rainfall in October:
1.14" - Average rainfall in November:
2.56" - Average rainfall in December:
4.02"
The wettest month (with the highest rainfall) is March (4.69").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days
Jackson, CA
- Average rainfall days in January:
9.4 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
14.6 days - Average rainfall days in April:
10.3 days - Average rainfall days in May:
6.8 days - Average rainfall days in June:
1.9 days
- Average rainfall days in July:
1.6 days - Average rainfall days in August:
1.5 days - Average rainfall days in September:
3 days - Average rainfall days in October:
4.5 days - Average rainfall days in November:
7.7 days - Average rainfall days in December:
11 days
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).
Average snowfall
Jackson, CA
The month with the highest snowfall is February (2.01").
The months with the least snowfall are January, April, May, June, July, August, September and October (0").
Average snowfall days
Jackson, CA
- Average snowfall days in January:
0.1 days - Average snowfall days in February:
1.3 days - Average snowfall days in March:
0.6 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
0.3 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Jackson, CA
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 3min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
6h and 1min - Average sunshine in February:
6h and 1min - Average sunshine in March:
7h and 5min - Average sunshine in April:
10h and 1min - Average sunshine in May:
11h and 1min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
12h and 0min - Average sunshine in September:
11h and 2min - Average sunshine in October:
7h and 2min - Average sunshine in November:
6h and 4min - Average sunshine in December:
6h and 0min
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).
Average sunshine days
Jackson, CA
- Average sunshine days in January:
20.3 days - Average sunshine days in February:
17.6 days - Average sunshine days in March:
15.1 days - Average sunshine days in April:
18.3 days - Average sunshine days in May:
22 days - Average sunshine days in June:
26.9 days
- Average sunshine days in July:
28.4 days - Average sunshine days in August:
28.8 days - Average sunshine days in September:
26.5 days - Average sunshine days in October:
25.7 days - Average sunshine days in November:
21.5 days - Average sunshine days in December:
18.6 days
The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (15.1 days).
Average UV index
Jackson, 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).
Average cloud cover
Jackson, CA
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility
Jackson, 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).
Jackson, California, USA
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