Monthly weather forecast and climate
McArthur, CA

Weather in January

January, like December, is another chilly winter month in McArthur, California, with temperature in the range of an average high of 45.1°F (7.3°C) and an average low of 29.7°F (-1.3°C). In McArthur, California, the average high-temperature in January is relatively the same as in December - a still frosty 45.1°F (7.3°C). Weather in January »

Weather in February

The last month of the winter, February, is another chilly month in McArthur, California, with temperature in the range of an average high of 46.8°F (8.2°C) and an average low of 30°F (-1.1°C). In February, the average high-temperature is relatively the same as in January - a still frosty 46.8°F (8.2°C). Weather in February »

Weather in March

The first month of the spring, March, is still a chilly month in McArthur, California, with average temperature varying between 49.3°F (9.6°C) and 31.6°F (-0.2°C). In March, the average high-temperature is essentially the same as in February - a still frosty 49.3°F (9.6°C). Weather in March »

Weather in April

April is a mild spring month in McArthur, California, with average temperature varying between 57.7°F (14.3°C) and 35.1°F (1.7°C). In McArthur, the average high-temperature in April slightly increases, from a frosty 49.3°F (9.6°C) in March, to a mild 57.7°F (14.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in McArthur, California, with average temperature varying between 40.6°F (4.8°C) and 66.9°F (19.4°C). In McArthur, California, the average high-temperature rises, from a moderate 57.7°F (14.3°C) in April, to a comfortable 66.9°F (19.4°C). Weather in May »

Weather in June

June, the first month of the summer, in McArthur, is a moderately hot month, with temperature in the range of an average high of 77.4°F (25.2°C) and an average low of 47.8°F (8.8°C). In McArthur, the average high-temperature increases, from an enjoyable 66.9°F (19.4°C) in May, to a moderately hot 77.4°F (25.2°C). Weather in June »

Weather in July

July in McArthur, California, is a hot summer month, with temperature in the range of an average high of 86.7°F (30.4°C) and an average low of 53.1°F (11.7°C). The warmest month is July, with an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 53.1°F (11.7°C). The average heat index in July is estimated at a hot 86.4°F (30.2°C). Weather in July »

Weather in August

August, the last month of the summer, in McArthur, is another warm month, with average temperature ranging between min 52.3°F (11.3°C) and max 85.8°F (29.9°C). In McArthur, the average high-temperature in August is practically the same as in July - a warm 85.8°F (29.9°C). Weather in August »

Weather in September

September, the first month of the autumn, in McArthur, is still a warm month, with temperature in the range of an average high of 78.8°F (26°C) and an average low of 48°F (8.9°C). In September, the average high-temperature slightly decreases, from a moderately hot 85.8°F (29.9°C) in August, to a still warm 78.8°F (26°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in McArthur, California, with average temperature varying between 65.5°F (18.6°C) and 40.1°F (4.5°C). In McArthur, California, the average high-temperature in October decreases, from a moderately hot 78.8°F (26°C) in September, to an enjoyable 65.5°F (18.6°C). Weather in October »

Weather in November

November, the last month of the autumn, in McArthur, is another cool month, with average temperature ranging between max 52.7°F (11.5°C) and min 32.7°F (0.4°C). In McArthur, the average high-temperature in November decreases, from a comfortable 65.5°F (18.6°C) in October, to a fresh 52.7°F (11.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in McArthur, California, with average temperature ranging between max 43.3°F (6.3°C) and min 27.9°F (-2.3°C). With an average high-temperature of 43.3°F (6.3°C) and an average low-temperature of 27.9°F (-2.3°C), December is the coldest month. Weather in December »
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FAQ

What is the most humid month in McArthur?

Months with the highest humidity are January and March, with an average relative humidity of 79%.

How many days does it rain in McArthur?

In McArthur, California, during the entire year, the rain falls for 105 days and collects up to 24.69" (627mm) of precipitation.

When does it snow in McArthur?

January through May, October through December are months with snowfall.

How many days does it snow in McArthur?

Throughout the year, there are 36.7 snowfall days, and 43.62" (1108mm) of snow is accumulated.

When is the lowest UV index in McArthur?

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the wettest month in McArthur?

March is the month with the most rainfall. Rain falls for 14.2 days and accumulates 4.45" (113mm) of precipitation.

What is the snowiest month in McArthur?

The month with the most snowfall in McArthur, California, is March when snow falls for 8 days and typically aggregates up to 10.43" (265mm) of snow.

When it does not snow in McArthur?

In McArthur snow does not fall in June through September.

When are the longest days in McArthur?

With an average of 15.1h of daylight, June has the longest days of the year.

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

Months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the warmest month in McArthur?

July is the warmest month in McArthur, California, with an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 53.1°F (11.7°C).

What are the least humid months in McArthur?

Months with the lowest humidity are July and August, with an average relative humidity of 40%.

What is the driest month in McArthur?

July is the month with the least rainfall in McArthur, California. Rain falls for 3.2 days and accumulates 0.16" (4mm) of precipitation.

What month has the most sunshine in McArthur?

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

What is the coldest month in McArthur?

December is the coldest month, with an average high-temperature of 43.3°F (6.3°C) and an average low-temperature of 27.9°F (-2.3°C).

What is the month with the shortest days in McArthur?

December has the shortest days of the year in McArthur, California, with an average of 9.3h of daylight.

What is the month with the least sunshine in McArthur?

December has the least sunshine of the year in McArthur, California, with an average of 5.7h of sunshine.

Average temperature
McArthur, CA

Average temperature - McArthur, CA

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (43.3°F).

The month with the highest average low temperature is July (53.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).

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Average pressure
McArthur, CA

Average pressure - McArthur, CA

The month with the highest atmospheric pressure is January (30.18").
Months with the lowest atmospheric pressure are June and August (29.92").

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Average wind speed
McArthur, CA

Average wind speed - McArthur, CA

The windiest month (with the highest average wind speed) is March (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity
McArthur, CA

Average humidity - McArthur, CA

Months with the highest relative humidity are January and March (79%).
Months with the lowest relative humidity are July and August (40%).

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Average rainfall
McArthur, CA

Average rainfall - McArthur, CA

The wettest month (with the highest rainfall) is March (4.45").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days
McArthur, CA

Average rainfall days - McArthur, CA

The month with the highest number of rainy days is April (14.5 days).
The month with the least rainy days is August (2.3 days).

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Average snowfall
McArthur, CA

Average snowfall - McArthur, CA

The month with the highest snowfall is March (10.43").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
McArthur, CA

Average snowfall days - McArthur, CA

The month with the highest number of snowfall days is March (8 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
McArthur, CA

Average daylight / Average sunshine - McArthur, CA

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days
McArthur, CA

Average sunshine days - McArthur, CA

The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.3 days).

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Average UV index
McArthur, CA

Average UV index - McArthur, CA

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
McArthur, CA

Average visibility - McArthur, CA

Months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January, March and December (5mi).

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