Climate and monthly weather forecast
Plymouth, CA

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Weather in January

January, like December, in Plymouth, California, is a cool winter month, with an average temperature fluctuating between 54.9°F (12.7°C) and 38.8°F (3.8°C). January brings an average high-temperature of a still fresh 54.9°F (12.7°C), showing a slight difference from December's 52.9°F (11.6°C). Weather in January »

Weather in February

The last month of the winter, February, is a refreshing month in Plymouth, California, with an average temperature fluctuating between 38.7°F (3.7°C) and 56.5°F (13.6°C). The transition into February marks the average high-temperature at a refreshing 56.5°F (13.6°C), differing minimally from January's 54.9°F (12.7°C). Weather in February »

Weather in March

March, the first month of the spring in Plymouth, is still a mild month, with temperature in the range of an average low of 40.5°F (4.7°C) and an average high of 59.5°F (15.3°C). March's onset records a minor alteration in the average high-temperature to a still mild 59.5°F (15.3°C) from February's 56.5°F (13.6°C). Weather in March »

Weather in April

April is a refreshing spring month in Plymouth, California, with an average temperature fluctuating between 65.7°F (18.7°C) and 43.3°F (6.3°C). Plymouth in April observes a minor temperature shift, with average high-temperatures adjusting from a moderate 59.5°F (15.3°C) in March to an enjoyable 65.7°F (18.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Plymouth, California, with temperature in the range of an average high of 73.6°F (23.1°C) and an average low of 48.2°F (9°C). May's arrival is noted with a slight increase in the average high-temperature, moving from an enjoyable 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 Plymouth, is also a moderately hot month, with an average temperature varying between 84°F (28.9°C) and 55°F (12.8°C). Entering June, Plymouth sees a temperature rise, with the average high-temperature advancing 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 Plymouth, California, is a tropical summer month, with an average temperature varying between 91°F (32.8°C) and 59°F (15°C). July is the month when Plymouth's temperatures reach their peak, with averages of 91°F (32.8°C) and lows of 59°F (15°C). The heat index in July is calculated to be a tropical 91.4°F (33°C). Weather in July »

Weather in August

The last month of the summer, August, is another hot month in Plymouth, California, with an average temperature ranging between min 58.8°F (14.9°C) and max 90.1°F (32.3°C). August's average high-temperature stands at a still hot 90.1°F (32.3°C), showing little deviation from July's 91°F (32.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Plymouth, California, with an average temperature varying between 57°F (13.9°C) and 85.1°F (29.5°C). September brings an average high-temperature of a warm 85.1°F (29.5°C), showing a slight difference from August's 90.1°F (32.3°C). Weather in September »

Weather in October

October, the same as September, in Plymouth, California, is an agreeable autumn month, with an average temperature ranging between max 73.2°F (22.9°C) and min 51.1°F (10.6°C). In October, the average high-temperature goes from a moderately hot 85.1°F (29.5°C) in September to an agreeable 73.2°F (22.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Plymouth, is another comfortable month, 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). The transition into November is accompanied by a temperature decrease, with the average high-temperature shifting 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

The first month of the winter, December, is still a cool month in Plymouth, California, with an average temperature varying between 37.9°F (3.3°C) and 52.9°F (11.6°C). Plymouth's coldest month, December, generally records average temperatures ranging from a high of 52.9°F (11.6°C) to a low of 37.9°F (3.3°C). Weather in December »
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How many days does it rain in Plymouth?

In Plymouth, California, 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?

January, April through October are months without snowfall.

How much does it snow?

Throughout the year, in Plymouth, there are 2.8 snowfall days, and 4.65" (118mm) of snow is accumulated.

What is the month with the lowest UV index?

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

When does it snow?

Months with snowfall are February, March, November and December.

What is the snowiest month in Plymouth?

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?

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

What is the rainiest month?

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

When is Daylight Saving Time (DST)?

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.

When are the longest days?

June has the longest days of the year, with an average of 14h and 48min of daylight.

What is the month with the highest UV index?

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

What are the warmest months?

July stands out as Plymouth's warmest month, with an average high-temperature of 91°F (32.8°C) and a low-temperature of 59°F (15°C).

What is the least humid month?

The least humid month is July, with an average relative humidity of 40%.

What is the driest month?

July and August are months with the least rain when the rain falls for 1.6 days and typically aggregates up to 0.04" (1mm) of rain.

What month has the most sunshine?

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

What month is the coldest in Plymouth?

December is the coldest month of the year in Plymouth, registering average temperatures as high as 52.9°F (11.6°C) and as low as 37.9°F (3.3°C).

What is the month with the shortest days?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

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

Average temperature
Plymouth, CA

Average temperature - Plymouth, 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
Plymouth, CA

Average pressure - Plymouth, CA

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
Plymouth, CA

Average wind speed - Plymouth, 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).

Average rainfall
Plymouth, CA

Average rainfall - Plymouth, 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").

Average rainfall days
Plymouth, CA

Average rainfall days - Plymouth, 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).

Average snowfall
Plymouth, CA

Average snowfall - Plymouth, 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
Plymouth, CA

Average snowfall days - Plymouth, CA

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
Plymouth, CA

Average daylight / Average sunshine - Plymouth, CA

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).

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
Plymouth, CA

Average sunshine days - Plymouth, 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).

Average UV index
Plymouth, CA

Average UV index - Plymouth, 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 visibility
Plymouth, CA

Average visibility - Plymouth, 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).

Plymouth, California, USA

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