Climate and monthly weather forecast
Perris, CA

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Landscape in the State Recreation Area on Lake Perris, California
Landscape in the State Recreation Area on Lake Perris, California

Weather in January

January, like December, in Perris, California, is another enjoyable winter month, with an average temperature ranging between max 63.5°F (17.5°C) and min 44.2°F (6.8°C). The arrival of January sees an average high-temperature of a still enjoyable 63.5°F (17.5°C), hardly diverging from December's 61°F (16.1°C). Weather in January »

Weather in February

February, the last month of the winter in Perris, is also an enjoyable month, with temperature in the range of an average low of 43.2°F (6.2°C) and an average high of 63°F (17.2°C). Perris greets February with an average high-temperature of a still enjoyable 63°F (17.2°C), marking a slight deviation from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is also an enjoyable month in Perris, California, with an average temperature ranging between min 45.1°F (7.3°C) and max 66.7°F (19.3°C). The transition into March reveals an average high-temperature of a still comfortable 66.7°F (19.3°C), mirroring a close resemblance to February. Weather in March »

Weather in April

April in Perris, California, is a pleasant spring month, with an average temperature ranging between max 70.7°F (21.5°C) and min 47.8°F (8.8°C). April's commencement is accompanied by an average high-temperature of a pleasant 70.7°F (21.5°C), diverging marginally from March's 66.7°F (19.3°C). Weather in April »

Weather in May

May, the last month of the spring in Perris, is a moderately hot month, with an average temperature varying between 51.3°F (10.7°C) and 74.3°F (23.5°C). With May's advent, Perris sees an average high-temperature of a moderately hot 74.3°F (23.5°C), subtly shifted from April's 70.7°F (21.5°C). Weather in May »

Weather in June

June, the first month of the summer in Perris, is still a warm month, with an average temperature varying between 55.4°F (13°C) and 82.9°F (28.3°C). As June begins, there's a slight increase in the average high-temperature, moving from 74.3°F (23.5°C) in May to a still warm 82.9°F (28.3°C). Weather in June »

Weather in July

July is a tropical summer month in Perris, California, with temperature in the range of an average high of 88.2°F (31.2°C) and an average low of 61.9°F (16.6°C). As July unfolds, the average high-temperature reaches a tropical 88.2°F (31.2°C), hinting at a slight fluctuation from the previous month. Weather in July »

Weather in August

August, the last month of the summer in Perris, is also a hot month, with an average temperature fluctuating between 89.6°F (32°C) and 63.3°F (17.4°C). Perris experiences its highest temperatures in August, with an average peak of 89.6°F (32°C) and a low of 63.3°F (17.4°C). During August, the heat index is computed to be a tropical 93.2°F (34°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Perris, California, with an average temperature varying between 61.3°F (16.3°C) and 85.8°F (29.9°C). Perris measures an average high-temperature of a warm 85.8°F (29.9°C) in September, nearly consistent with the preceding month. Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Perris, California, with an average temperature fluctuating between 54.5°F (12.5°C) and 77.9°F (25.5°C). The transition into October subtly indicates a reduction in the average high-temperature, down to a still warm 77.9°F (25.5°C) from September's 85.8°F (29.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an agreeable month in Perris, California, with an average temperature fluctuating between 48.4°F (9.1°C) and 69.1°F (20.6°C). The beginning of November brings a slight decrease in the average high-temperature, transitioning from a warm 77.9°F (25.5°C) in October to a pleasant 69.1°F (20.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a comfortable month in Perris, California, with an average temperature ranging between max 61°F (16.1°C) and min 43°F (6.1°C). The coldest period is December, when temperatures fluctuate between an average high of 61°F (16.1°C) and a low of 43°F (6.1°C). Weather in December »
Updated: Feb 9, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How much does it rain in Perris?

In Perris, during the entire year, the rain falls for 55.7 days and collects up to 7.05" (179mm) of precipitation.

When it does not snow in Perris?

January, March through December are months without snowfall.

How much does it snow in Perris?

Throughout the year, in Perris, 0.04" (1mm) of snow is accumulated.

When does it snow in Perris?

February is the only month when snow falls.

What is the snowiest month in Perris?

February is the month with the most snowfall. Snow falls for 0.2 days and accumulates 0.04" (1mm) of snow.

When is Daylight Saving Time (DST) in Perris?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Perris, 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.

What is the most humid month in Perris?

The most humid month is May, with an average relative humidity of 60%.

What is the driest month in Perris?

The month with the least rainfall in Perris is June, when the rain falls for 1.3 days and typically collects 0.04" (1mm) of precipitation.

When are the longest days in Perris?

The month with the longest days in Perris is June, with an average of 14h and 24min of daylight.

What month has the most sunshine in Perris?

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

What is the month with the highest UV index in Perris?

With an average maximum UV index of 7, July is the month with the highest UV index.

What part of the year is the hottest in Perris?

With its average high temperature of 89.6°F (32°C) and a low of 63.3°F (17.4°C), August is regarded as the warmest month.

What is the least humid month in Perris?

The least humid month in Perris is August, with an average relative humidity of 47%.

What is the coldest time of year in Perris?

December, characterized by an average high temperature of 61°F (16.1°C) and a low temperature of 43°F (6.1°C), is generally the coldest month.

What is the wettest month in Perris?

December is the month with the most rainfall in Perris, California. Rain falls for 6.5 days and accumulates 1.38" (35mm) of precipitation.

What is the month with the shortest days in Perris?

December has the shortest days of the year in Perris, California, with an average of 10h and 0min of daylight.

What is the month with the least sunshine in Perris?

December has the least sunshine of the year in Perris, with an average of 6.7h of sunshine.

When is the lowest UV index in Perris?

The month with the lowest UV index in Perris is December, with an average maximum UV index of 3.

Average temperature
Perris, CA

Average temperature - Perris, CA

The warmest month (with the highest average high temperature) is August (89.6°F).
The month with the lowest average high temperature is December (61°F).

The month with the highest average low temperature is August (63.3°F).
The coldest month (with the lowest average low temperature) is December (43°F).

Average pressure
Perris, CA

Average pressure - Perris, CA

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed
Perris, CA

Average wind speed - Perris, CA

The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest months (with the lowest average wind speed) are August and September (4.2mph).

Average rainfall
Perris, CA

Average rainfall - Perris, CA

The wettest month (with the highest rainfall) is December (1.38").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days
Perris, CA

Average rainfall days - Perris, CA

The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (1.3 days).

Average snowfall
Perris, CA

Average snowfall - Perris, CA

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days
Perris, CA

Average snowfall days - Perris, CA

The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight / Average sunshine
Perris, CA

Average daylight / Average sunshine - Perris, CA

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h 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 42min).

Average sunshine days
Perris, CA

Average sunshine days - Perris, CA

The month with the most sunshine days is June (26.9 days).
The month with the least sunshine days is February (21.6 days).

Average visibility
Perris, CA

Average visibility - Perris, 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).

Perris, California, USA

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