Climate and monthly weather forecast
Sun Valley, NV

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Weather in January

January, the same as December, is a wintry winter month in Sun Valley, Nevada, with an average temperature ranging between max 39.7°F (4.3°C) and min 24.4°F (-4.2°C). Sun Valley's shift into January is marked by a subtle change to a still icy 39.7°F (4.3°C) from December's 37.8°F (3.2°C) in temperature. Weather in January »

Weather in February

February, the last month of the winter in Sun Valley, is another cold month, with an average temperature fluctuating between 41.7°F (5.4°C) and 25.5°F (-3.6°C). With the onset of February, the average high-temperature registers at a still wintry 41.7°F (5.4°C), subtly different from January's 39.7°F (4.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Sun Valley, Nevada, with an average temperature ranging between max 46.8°F (8.2°C) and min 30°F (-1.1°C). Sun Valley's weather, upon March's arrival, documents an average high-temperature of a chilly 46.8°F (8.2°C), nearly identical to the prior month. Weather in March »

Weather in April

April in Sun Valley, Nevada, is a fresh spring month, with an average temperature varying between 35.1°F (1.7°C) and 54.5°F (12.5°C). April's onset is marked by a subtle temperature increase, moving from a frosty 46.8°F (8.2°C) in March to a fresh 54.5°F (12.5°C). Weather in April »

Weather in May

May, the last month of the spring in Sun Valley, is a refreshing month, with an average temperature ranging between max 63.7°F (17.6°C) and min 41.7°F (5.4°C). With the onset of May, Sun Valley sees a temperature rise, with the average high-temperature moving from April's fresh 54.5°F (12.5°C) to a comfortable 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 an average temperature ranging between max 75.7°F (24.3°C) and min 49.6°F (9.8°C). As May gives way to June, the average high-temperature displays an increase, moving from a refreshing 63.7°F (17.6°C) to a warm 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). July, on average, is the warmest month, registering a high temperature of 85.5°F (29.7°C) and a low of 57.2°F (14°C). Weather in July »

Weather in August

August, the last month of the summer in Sun Valley, is also a moderately hot month, with temperature in the range of an average low of 56.3°F (13.5°C) and an average high of 82.9°F (28.3°C). August's arrival registers an average high-temperature of a still moderately hot 82.9°F (28.3°C), closely aligning with the temperature of the previous month. 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 fluctuating between 74.8°F (23.8°C) and 49.8°F (9.9°C). Sun Valley, Nevada, in September experiences a gentle temperature dip, with average high-temperatures reducing 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, like September, is another refreshing autumn month in Sun Valley, Nevada, with an average temperature varying between 39.9°F (4.4°C) and 60.6°F (15.9°C). The shift from September to October involves a decrease in the average high-temperature, dropping from a warm 74.8°F (23.8°C) to a refreshing 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). The start of November involves a temperature drop, moving from a refreshing 60.6°F (15.9°C) in October to a chilly 48.4°F (9.1°C). Weather in November »

Weather in December

December, the first month of the winter in Sun Valley, is still a cold month, with an average temperature ranging between max 37.8°F (3.2°C) and min 23.4°F (-4.8°C). In Sun Valley, the lowest average temperatures are observed in December, with a high of 37.8°F (3.2°C) and a low of 23.4°F (-4.8°C). Weather in December »
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Frequently asked questions

What is the most humid month in Sun Valley?

With an average relative humidity of 73%, January is the most humid month in Sun Valley, Nevada.

How many days does it rain in Sun Valley?

In Sun Valley, Nevada, during the entire year, the rain falls for 68 days and collects up to 8.07" (205mm) of precipitation.

When does it snow in Sun Valley?

Months with snowfall in Sun Valley are January through May, September through December.

How many days does it snow in Sun Valley?

Throughout the year, in Sun Valley, Nevada, there are 33.2 snowfall days, and 23.62" (600mm) of snow is accumulated.

When is 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 wettest month in Sun Valley?

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

When does it snow the most in Sun Valley?

The month with the most snowfall in Sun Valley is February, when snow falls for 6.6 days and typically aggregates up to 6.06" (154mm) of snow.

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

On Sunday, March 10. 2024, 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 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow in Sun Valley?

In Sun Valley, snow does not fall in June through August.

When are the longest days in Sun Valley?

The month with the longest days in Sun Valley is June, with an average of 14h and 54min of daylight.

What is the month with the highest UV index in Sun Valley?

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

What are the warmest months in Sun Valley?

July stands out as Sun Valley's warmest month, with an average high-temperature of 85.5°F (29.7°C) and a low-temperature of 57.2°F (14°C).

What is the least humid month in Sun Valley?

The months with the lowest humidity in Sun Valley, Nevada, are July and August, with an average relative humidity of 28%.

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 in Sun Valley, Nevada, is July, with an average of 12.2h of sunshine.

What are the coldest months in Sun Valley?

December is the coldest month of the year in Sun Valley, registering average temperatures as high as 37.8°F (3.2°C) and as low as 23.4°F (-4.8°C).

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

December has the shortest days of the year, with an average of 9h and 24min 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 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

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

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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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Sun Valley, Nevada, USA

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