Climate and monthly weather forecast
McArthur, CA

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Weather in January

January, like December, is another chilly winter month in McArthur, California, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 45.1°F (7.3°C). Transitioning into January, McArthur records an average high-temperature of a still frosty 45.1°F (7.3°C), almost identical to December's 43.3°F (6.3°C). Weather in January »

Weather in February

February, the last month of the winter in McArthur, is another chilly month, 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). Transitioning into February, McArthur experiences an average high-temperature of a still chilly 46.8°F (8.2°C), marking a minor shift from the preceding month. Weather in February »

Weather in March

March, the first month of the spring in McArthur, is still a chilly month, with an average temperature fluctuating between 31.6°F (-0.2°C) and 49.3°F (9.6°C). McArthur, California, records an average high-temperature of a still chilly 49.3°F (9.6°C) as March arrives, nearly mirroring the previous month's climate. Weather in March »

Weather in April

April is a refreshing spring month in McArthur, California, with temperature in the range of an average high of 57.7°F (14.3°C) and an average low of 35.1°F (1.7°C). A minor escalation in the average high-temperature is seen with the onset of April, moving 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 an average temperature fluctuating between 66.9°F (19.4°C) and 40.6°F (4.8°C). As McArthur transitions into May, the average high-temperature shows a change, moving from a moderate 57.7°F (14.3°C) in April to a still refreshing 66.9°F (19.4°C). Weather in May »

Weather in June

June, the first month of the summer in McArthur, is a warm month, with an average temperature ranging between min 47.8°F (8.8°C) and max 77.4°F (25.2°C). June comes with an increase, with the average high-temperature moving from an enjoyable 66.9°F (19.4°C) in May to a warm 77.4°F (25.2°C). Weather in June »

Weather in July

July is a hot summer month in McArthur, California, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 86.7°F (30.4°C). McArthur's warmest temperatures are experienced in July, with average high temperatures of 86.7°F (30.4°C) and lows of 53.1°F (11.7°C). The heat index in July is evaluated at a tropical 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in McArthur, California, with an average temperature ranging between min 52.3°F (11.3°C) and max 85.8°F (29.9°C). McArthur records an average high-temperature of a warm 85.8°F (29.9°C) in August, maintaining a close correlation with July's 86.7°F (30.4°C). Weather in August »

Weather in September

September, the first month of the autumn in McArthur, is also a moderately hot month, with an average temperature ranging between max 78.8°F (26°C) and min 48°F (8.9°C). A moderate decline in average high-temperatures is noted in September, moving from 85.8°F (29.9°C) in August to a still warm 78.8°F (26°C). Weather in September »

Weather in October

October, like September, in McArthur, California, is another comfortable autumn month, with an average temperature varying between 65.5°F (18.6°C) and 40.1°F (4.5°C). Onset of October comes with a temperature decline, the average high falling from a moderately hot 78.8°F (26°C) in September to a comfortable 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 temperature in the range of an average high of 52.7°F (11.5°C) and an average low of 32.7°F (0.4°C). November's onset brings a slight change in high-temperatures, falling from an enjoyable 65.5°F (18.6°C) in October to a cool 52.7°F (11.5°C). Weather in November »

Weather in December

December, the first month of the winter in McArthur, is still a chilly month, with an average temperature varying between 43.3°F (6.3°C) and 27.9°F (-2.3°C). The month of December sees the lowest average temperatures, reaching 43.3°F (6.3°C) at the peak and 27.9°F (-2.3°C) at the low. Weather in December »
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the most humid months in McArthur?

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

How much does it rain in McArthur?

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

When does it snow?

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

How much does it snow?

In McArthur, during the entire year, snow falls for 36.7 days and aggregates up to 43.62" (1108mm) of snow.

What are the months with the lowest UV index?

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

What is the rainiest month?

The month with the most rainfall is March, when the rain falls for 14.2 days and typically aggregates up to 4.45" (113mm) of precipitation.

When does it snow the most?

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

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 it does not snow?

In McArthur, snow does not fall in June through September.

When are the longest days?

June has the longest days of the year, with an average of 15h and 6min of daylight.

When is the highest UV index?

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

What is the warmest month?

McArthur's July weather reaches an average high of 86.7°F (30.4°C) and an average low of 53.1°F (11.7°C), making it the warmest month.

What is the least humid month?

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

What is the driest month?

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

What month has the most sunshine?

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

What part of the year is the coldest?

McArthur notes the coldest temperatures in December, with a average high of 43.3°F (6.3°C) and a low of 27.9°F (-2.3°C).

What is the month with the shortest days in McArthur?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

What is the month with the least sunshine?

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

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).

Average pressure
McArthur, CA

Average pressure - McArthur, CA

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

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).

Average humidity
McArthur, CA

Average humidity - McArthur, CA

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

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").

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).

Average snowfall
McArthur, CA

Average snowfall - McArthur, CA

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

Average snowfall days
McArthur, CA

Average snowfall days - McArthur, CA

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

Average daylight / Average sunshine
McArthur, CA

Average daylight / Average sunshine - McArthur, CA

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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).

Average UV index
McArthur, CA

Average UV index - McArthur, CA

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

Average visibility
McArthur, CA

Average visibility - McArthur, CA

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

McArthur, California, USA

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