Climate and monthly weather forecast
Hayfork, CA

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Weather in January

January, the same as December, in Hayfork, California, is a frosty winter month, with an average temperature fluctuating between 48°F (8.9°C) and 31.5°F (-0.3°C). Hayfork marks the start of January with an average high-temperature of a still chilly 48°F (8.9°C), hinting at a slight fluctuation from December's 46°F (7.8°C). Weather in January »

Weather in February

February, the last month of the winter in Hayfork, is also a frosty month, with an average temperature fluctuating between 49.1°F (9.5°C) and 31.3°F (-0.4°C). The advent of February sees the average high-temperature at a still frosty 49.1°F (9.5°C), subtly shifted from January's 48°F (8.9°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Hayfork, California, with temperature in the range of an average high of 50.5°F (10.3°C) and an average low of 32.2°F (0.1°C). March reports an average high-temperature of a cool 50.5°F (10.3°C), slightly varied from February's 49.1°F (9.5°C). Weather in March »

Weather in April

April in Hayfork, California, is a moderate spring month, with an average temperature varying between 57.2°F (14°C) and 34.9°F (1.6°C). The start of April brings a subtle rise in the average high-temperature, moving from a fresh 50.5°F (10.3°C) in March to a moderate 57.2°F (14°C). Weather in April »

Weather in May

May, the last month of the spring in Hayfork, is a comfortable month, with an average temperature varying between 39.4°F (4.1°C) and 66.2°F (19°C). Hayfork in May shows a temperature shift, moving from an average high of a mild 57.2°F (14°C) in April to a comfortable 66.2°F (19°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Hayfork, California, with temperature in the range of an average high of 75.9°F (24.4°C) and an average low of 45.1°F (7.3°C). Hayfork in June experiences an increase in the average high-temperature, moving from May's comfortable 66.2°F (19°C) to a moderately hot 75.9°F (24.4°C). Weather in June »

Weather in July

July is a hot summer month in Hayfork, California, with an average temperature ranging between max 86.5°F (30.3°C) and min 51.1°F (10.6°C). July and August, with an average high-temperature of 86.5°F (30.3°C), are marked as the warmest months. The heat index for July is appraised at a tropical 89.6°F (32°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Hayfork, California, with an average temperature varying between 50.9°F (10.5°C) and 86.5°F (30.3°C). Hayfork witnesses its peak temperatures during July and August, when the average high-temperature reaches 86.5°F (30.3°C). In August, the heat index is appraised at a hot 89.6°F (32°C). Weather in August »

Weather in September

September, the first month of the autumn in Hayfork, is also a moderately hot month, with an average temperature ranging between max 79.7°F (26.5°C) and min 47.1°F (8.4°C). September's onset introduces a mild reduction in the average high-temperature, from a hot 86.5°F (30.3°C) in August to a warm 79.7°F (26.5°C). Weather in September »

Weather in October

October, like September, in Hayfork, California, is another comfortable autumn month, with an average temperature fluctuating between 40.6°F (4.8°C) and 66.7°F (19.3°C). The average high-temperature drops in October, from September's moderately hot 79.7°F (26.5°C) to an enjoyable 66.7°F (19.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Hayfork, California, with an average temperature varying between 34.3°F (1.3°C) and 54.3°F (12.4°C). The onset of November introduces a moderate change in Hayfork's weather, with average high-temperatures falling from October's enjoyable 66.7°F (19.3°C) to a cool 54.3°F (12.4°C). Weather in November »

Weather in December

December, the first month of the winter in Hayfork, is also a frosty month, with an average temperature fluctuating between 46°F (7.8°C) and 30.2°F (-1°C). Hayfork's December weather reaches an average high of 46°F (7.8°C) and an average low of 30.2°F (-1°C), making it the coldest month. Weather in December »
Updated: Feb 9, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How many days does it rain in Hayfork?

Throughout the year, in Hayfork, California, there are 99.6 rainfall days, and 25.04" (636mm) of precipitation is accumulated.

When does it snow in Hayfork?

January through May, November and December are months with snowfall in Hayfork, California.

How many days does it snow in Hayfork?

Throughout the year, in Hayfork, there are 21.4 snowfall days, and 28.74" (730mm) of snow is accumulated.

What are the months with the lowest UV index in Hayfork?

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

What is the snowiest month in Hayfork?

February is the month with the most snowfall. Snow falls for 5 days and accumulates 7.52" (191mm) of snow.

What is the most humid month in Hayfork?

With an average relative humidity of 81%, March is the most humid month in Hayfork.

When is Daylight Saving Time (DST) in Hayfork?

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

June through October are months without snowfall.

When are the longest days in Hayfork?

June has the longest days of the year in Hayfork, California, with an average of 15h and 0min of daylight.

When is the highest UV index in Hayfork?

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

What month is the hottest in Hayfork?

In Hayfork, the warmest period comes during July and August, when the average high-temperature touches 86.5°F (30.3°C).

What is the driest month in Hayfork?

The month with the least rainfall in Hayfork is July, when the rain falls for 2.9 days and typically collects 0.16" (4mm) of precipitation.

What are the months with the most sunshine in Hayfork?

The months with the most sunshine in Hayfork are July and August, with an average of 11.9h of sunshine.

What is the least humid month in Hayfork?

With an average relative humidity of 52%, August is the least humid month.

What is the coldest time of year in Hayfork?

Hayfork, California, experiences its average lowest temperatures in December, reaching a peak of 46°F (7.8°C) and a minimum of 30.2°F (-1°C).

What is the wettest month in Hayfork?

December is the month with the most rainfall in Hayfork, California. Rain falls for 11.5 days and accumulates 4.17" (106mm) of precipitation.

What is the month with the shortest days in Hayfork?

December has the shortest days of the year in Hayfork, California, with an average of 9h and 18min of daylight.

What is the month with the least sunshine in Hayfork?

The month with the least sunshine is December, with an average of 4.7h of sunshine.

Average temperature
Hayfork, CA

Average temperature - Hayfork, CA

The warmest months (with the highest average high temperature) are July and August (86.5°F).
The month with the lowest average high temperature is December (46°F).

The month with the highest average low temperature is July (51.1°F).
The coldest month (with the lowest average low temperature) is December (30.2°F).

Average pressure
Hayfork, CA

Average pressure - Hayfork, CA

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).

Average wind speed
Hayfork, CA

Average wind speed - Hayfork, CA

The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).

Average humidity
Hayfork, CA

Average humidity - Hayfork, CA

The month with the highest relative humidity is March (81%).
The month with the lowest relative humidity is August (52%).

Average rainfall
Hayfork, CA

Average rainfall - Hayfork, CA

The wettest month (with the highest rainfall) is December (4.17").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days
Hayfork, CA

Average rainfall days - Hayfork, CA

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (2.3 days).

Average snowfall
Hayfork, CA

Average snowfall - Hayfork, CA

The month with the highest snowfall is February (7.52").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Hayfork, CA

Average snowfall days - Hayfork, CA

The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine
Hayfork, CA

Average daylight / Average sunshine - Hayfork, CA

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days
Hayfork, CA

Average sunshine days - Hayfork, CA

The month with the most sunshine days is July (26 days).
The month with the least sunshine days is March (13.6 days).

Average UV index
Hayfork, CA

Average UV index - Hayfork, 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
Hayfork, CA

Average visibility - Hayfork, CA

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are March and December (4mi).

Hayfork, California, USA

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