Climate and monthly weather forecast
Sun Valley, NV

Weather in January

January, the same as December, is another cold winter month in Sun Valley, Nevada, with an average temperature fluctuating between 24.4°F (-4.2°C) and 39.7°F (4.3°C). In Sun Valley, Nevada, the average high-temperature in January is practically the same as in December - a still cold 39.7°F (4.3°C). Weather in January »

Weather in February

February, the last month of the winter in Sun Valley, is also a wintry month, with an average temperature varying between 41.7°F (5.4°C) and 25.5°F (-3.6°C). In February, the average high-temperature is practically the same as in January - a still cold 41.7°F (5.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Sun Valley, Nevada, with temperature in the range of an average low of 30°F (-1.1°C) and an average high of 46.8°F (8.2°C). In Sun Valley, the average high-temperature in March is practically the same as in February - a chilly 46.8°F (8.2°C). Weather in March »

Weather in April

April is a fresh spring month in Sun Valley, Nevada, with an average temperature fluctuating between 35.1°F (1.7°C) and 54.5°F (12.5°C). In Sun Valley, the average high-temperature in April marginally rises from a frosty 46.8°F (8.2°C) in March to a cool 54.5°F (12.5°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Sun Valley, Nevada, with an average temperature ranging between max 63.7°F (17.6°C) and min 41.7°F (5.4°C). In Sun Valley, Nevada, the average high-temperature in May rises from a fresh 54.5°F (12.5°C) in April to an enjoyable 63.7°F (17.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Sun Valley, Nevada, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 75.7°F (24.3°C). In June, the average high-temperature increases from a comfortable 63.7°F (17.6°C) in May to a moderately hot 75.7°F (24.3°C). Weather in June »

Weather in July

July, like June, in Sun Valley, Nevada, is a moderately hot summer month, with temperature in the range of an average high of 85.5°F (29.7°C) and an average low of 57.2°F (14°C). With an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 57.2°F (14°C), July is the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Sun Valley, is another warm month, with an average temperature varying between 82.9°F (28.3°C) and 56.3°F (13.5°C). In August, the average high-temperature is relatively the same as in July - a still warm 82.9°F (28.3°C). Weather in August »

Weather in September

September, the first month of the autumn in Sun Valley, is still a warm month, with an average temperature varying between 49.8°F (9.9°C) and 74.8°F (23.8°C). In Sun Valley, the average high-temperature in September slightly decreases from 82.9°F (28.3°C) in August to a still moderately hot 74.8°F (23.8°C). Weather in September »

Weather in October

October, the same as September, in Sun Valley, Nevada, is another mild autumn month, with temperature in the range of an average low of 39.9°F (4.4°C) and an average high of 60.6°F (15.9°C). In October, the average high-temperature drops from a warm 74.8°F (23.8°C) in September to a mild 60.6°F (15.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Sun Valley, Nevada, with temperature in the range of an average low of 30.4°F (-0.9°C) and an average high of 48.4°F (9.1°C). In Sun Valley, Nevada, the average high-temperature in November drops from a mild 60.6°F (15.9°C) in October to a frosty 48.4°F (9.1°C). Weather in November »

Weather in December

December, the first month of the winter in Sun Valley, is also a wintry month, with an average temperature fluctuating between 37.8°F (3.2°C) and 23.4°F (-4.8°C). December is the coldest month, with an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 23.4°F (-4.8°C). Weather in December »
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FAQ

What is the most humid month in Sun Valley?

The most humid month in Sun Valley is January, with an average relative humidity of 73%.

How many days does it rain in Sun Valley?

Throughout the year, in Sun Valley, Nevada, there are 68 rainfall days, and 8.07" (205mm) of precipitation is accumulated.

When does it snow in Sun Valley?

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

How much does it snow in Sun Valley?

In Sun Valley, during the entire year, snow falls for 33.2 days and aggregates up to 23.62" (600mm) of snow.

What are the months with the lowest UV index in Sun Valley?

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

What is the rainiest month in Sun Valley?

The month with the most rainfall in Sun Valley, Nevada, is February, when the rain falls for 6.5 days and typically aggregates up to 1.38" (35mm) of precipitation.

What is the snowiest month in Sun Valley?

February is the month with the most snowfall in Sun Valley. Snow falls for 6.6 days and accumulates 6.06" (154mm) of snow.

When is Daylight Saving Time (DST) in Sun Valley?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Sun Valley, Nevada, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow in Sun Valley?

June through August are months without snowfall.

When are the longest days in Sun Valley?

June has the longest days of the year, with an average of 14h and 55min of daylight.

What are the months with the highest UV index in Sun Valley?

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

What is the warmest month in Sun Valley?

The warmest month in Sun Valley is July, with an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 57.2°F (14°C).

What is the least humid month in Sun Valley?

July and August, with an average relative humidity of 28%, are the least humid months.

What is the driest month in Sun Valley?

The months with the least rainfall are July and August Rain falls for 2.4 days and accumulates 0.08" (2mm) of rain.

What month has the most sunshine in Sun Valley?

The month with the most sunshine is July, with an average of 12.2h of sunshine.

What is the coldest month in Sun Valley?

With an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 23.4°F (-4.8°C), December is the coldest month in Sun Valley.

What is the month with the shortest days in Sun Valley?

December has the shortest days of the year in Sun Valley, with an average of 9h and 26min of daylight.

What is the month with the least sunshine in Sun Valley?

The month with the least sunshine in Sun Valley is December, with an average of 6.1h of sunshine.

Average temperature
Sun Valley, NV

Average temperature - Sun Valley, NV

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (37.8°F).

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is December (23.4°F).

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Average pressure
Sun Valley, NV

Average pressure - Sun Valley, NV

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
Sun Valley, NV

Average wind speed - Sun Valley, NV

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is January (4.9mph).

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Average humidity
Sun Valley, NV

Average humidity - Sun Valley, NV

The month with the highest relative humidity is January (73%).
The months with the lowest relative humidity are July and August (28%).

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Average rainfall
Sun Valley, NV

Average rainfall - Sun Valley, NV

The wettest month (with the highest rainfall) is February (1.38").
The driest months (with the least rainfall) are July and August (0.08").

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Average rainfall days
Sun Valley, NV

Average rainfall days - Sun Valley, NV

The month with the highest number of rainy days is March (11.2 days).
The month with the least rainy days is August (1.8 days).

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Average snowfall
Sun Valley, NV

Average snowfall - Sun Valley, NV

The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Sun Valley, NV

Average snowfall days - Sun Valley, NV

The month with the highest number of snowfall days is December (7.8 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Sun Valley, NV

Average daylight / Average sunshine - Sun Valley, NV

The month with the longest days is June (Average daylight: 14h and 55min).
The month with the shortest days is December (Average daylight: 9h and 26min).

The month with the most sunshine is July (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 6.1h).

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Average sunshine days
Sun Valley, NV

Average sunshine days - Sun Valley, NV

The month with the most sunshine days is August (28.2 days).
The month with the least sunshine days is March (15.9 days).

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Average UV index
Sun Valley, NV

Average UV index - Sun Valley, NV

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).

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Average visibility
Sun Valley, NV

Average visibility - Sun Valley, NV

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).

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