Climate and monthly weather forecast
Susanville, CA

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Weather in January

January, like December, in Susanville, California, is a wintry winter month, with an average temperature varying between 38.1°F (3.4°C) and 23.2°F (-4.9°C). The onset of January marks an average high-temperature of a still icy 38.1°F (3.4°C), hardly differing from December's 36.9°F (2.7°C). Weather in January »

Weather in February

February, the last month of the winter in Susanville, is another cold month, with an average temperature varying between 24.8°F (-4°C) and 40.3°F (4.6°C). In February, Susanville experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 38.1°F (3.4°C) in January to a still icy 40.3°F (4.6°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Susanville, California, with an average temperature fluctuating between 45.1°F (7.3°C) and 28.2°F (-2.1°C). At the start of March, Susanville's average high-temperature reaches a frosty 45.1°F (7.3°C), subtly different from the preceding month. Weather in March »

Weather in April

April is a fresh spring month in Susanville, California, with an average temperature fluctuating between 32.7°F (0.4°C) and 53.4°F (11.9°C). April's arrival signals a subtle increase in average high-temperatures, moving from March's chilly 45.1°F (7.3°C) to a cool 53.4°F (11.9°C). Weather in April »

Weather in May

May, the last month of the spring in Susanville, is an enjoyable month, with temperature in the range of an average high of 63°F (17.2°C) and an average low of 39.7°F (4.3°C). Noticing a change, the average high-temperature during May moves from April's fresh 53.4°F (11.9°C) to an enjoyable 63°F (17.2°C). Weather in May »

Weather in June

June, the first month of the summer in Susanville, is a warm month, with an average temperature varying between 73.9°F (23.3°C) and 46.6°F (8.1°C). The shift into June is characterized by a rise in the average high-temperature, transitioning from May's comfortable 63°F (17.2°C) to a warm 73.9°F (23.3°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Susanville, California, with an average temperature fluctuating between 52.7°F (11.5°C) and 84.6°F (29.2°C). In Susanville, July is identified by the highest average temperatures, reaching a peak of 84.6°F (29.2°C) and a low of 52.7°F (11.5°C). Weather in July »

Weather in August

August, the last month of the summer in Susanville, is also a moderately hot month, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 83.5°F (28.6°C). Susanville experiences an average high-temperature of a still moderately hot 83.5°F (28.6°C) in August, subtly different from July's 84.6°F (29.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Susanville, California, with an average temperature ranging between max 74.3°F (23.5°C) and min 46.4°F (8°C). A decrease in the average high-temperature is observed during September, shifting from a warm 83.5°F (28.6°C) in August to a still moderately hot 74.3°F (23.5°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Susanville, California, with an average temperature varying between 37.6°F (3.1°C) and 60.1°F (15.6°C). The arrival of October corresponds with a shift in temperature, down from a moderately hot 74.3°F (23.5°C) in September to a refreshing 60.1°F (15.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Susanville, California, with an average temperature fluctuating between 47.3°F (8.5°C) and 28.2°F (-2.1°C). Transition from October to November is accompanied by a temperature drop, with average high-temperatures decreasing from a mild 60.1°F (15.6°C) to a chilly 47.3°F (8.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Susanville, California, with temperature in the range of an average high of 36.9°F (2.7°C) and an average low of 22.6°F (-5.2°C). Susanville's December weather reaches an average high of 36.9°F (2.7°C) and an average low of 22.6°F (-5.2°C), making it the coldest month. Weather in December »
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month?

January is the most humid month, with an average relative humidity of 81%.

How many days does it rain?

In Susanville, during the entire year, the rain falls for 97.2 days and collects up to 13.98" (355mm) of precipitation.

When does it snow?

January through June, September through December are months with snowfall.

How many days does it snow?

Throughout the year, there are 52.5 snowfall days, and 43.07" (1094mm) of snow is accumulated.

What are the months with the least sunshine?

The months with the least sunshine are January and December, with an average of 5.8h of sunshine.

What is the month with the lowest UV index?

The months with the lowest UV index are February and November, with an average maximum UV index of 1.

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 15h and 0min of daylight.

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

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

What is the hottest time of year?

July, characterized by an average high temperature of 84.6°F (29.2°C) and a low temperature of 52.7°F (11.5°C), is generally the warmest month in Susanville.

What is the least humid month?

July and August, with an average relative humidity of 35%, are the least humid months.

What is the driest month?

July is the month with the least rainfall. Rain falls for 2.8 days and accumulates 0.12" (3mm) of precipitation.

When it does not snow?

In Susanville, snow does not fall in July and August.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 12.1h of sunshine.

What part of the year is the coldest?

December, with its high-temperature average of 36.9°F (2.7°C) and a low-temperature average of 22.6°F (-5.2°C), is the coldest month.

What is the rainiest month?

The month with the most rainfall is December, when the rain falls for 10.8 days and typically aggregates up to 2.28" (58mm) of precipitation.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 11.4 days and typically aggregates up to 10.16" (258mm) of snow.

What is the month with the shortest days?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

Average temperature
Susanville, CA

Average temperature - Susanville, CA

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is December (36.9°F).

The month with the highest average low temperature is July (52.7°F).
The coldest month (with the lowest average low temperature) is December (22.6°F).

Average pressure
Susanville, CA

Average pressure - Susanville, CA

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed
Susanville, CA

Average wind speed - Susanville, CA

The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is January (5.2mph).

Average humidity
Susanville, CA

Average humidity - Susanville, CA

The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (35%).

Average rainfall
Susanville, CA

Average rainfall - Susanville, CA

The wettest month (with the highest rainfall) is December (2.28").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days
Susanville, CA

Average rainfall days - Susanville, CA

The month with the highest number of rainy days is March (13.4 days).
The months with the least rainy days are July and August (2.8 days).

Average snowfall
Susanville, CA

Average snowfall - Susanville, CA

The month with the highest snowfall is December (10.16").
The months with the least snowfall are July and August (0").

Average snowfall days
Susanville, CA

Average snowfall days - Susanville, CA

The month with the highest number of snowfall days is December (11.4 days).
The months with the least snowfall days are July and August (0 days).

Average daylight / Average sunshine
Susanville, CA

Average daylight / Average sunshine - Susanville, 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 month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 5h and 48min).

Average sunshine days
Susanville, CA

Average sunshine days - Susanville, CA

The month with the most sunshine days is August (26.2 days).
The month with the least sunshine days is March (12 days).

Average UV index
Susanville, CA

Average UV index - Susanville, CA

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are February and November (UV index 1).

Average visibility
Susanville, CA

Average visibility - Susanville, CA

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

Susanville, California, USA

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