Sun Valley
Nevada, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Sun Valley, NV

January, like December, in Sun Valley, Nevada, is a wintry winter month, with average temperature ranging between max 39.7°F (4.3°C) and min 24.4°F (-4.2°C). In January, the average high-temperature is relatively the same as in December - a still wintry 39.7°F (4.3°C). Weather in January »

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

March, the first month of the spring, in Sun Valley, is a chilly month, with average temperature fluctuating between 46.8°F (8.2°C) and 30°F (-1.1°C). In Sun Valley, the average high-temperature in March is almost the same as in February - a frosty 46.8°F (8.2°C). Weather in March »

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

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

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

July, like June, in Sun Valley, Nevada, is a moderately hot summer month, with average temperature ranging between min 57.2°F (14°C) and max 85.5°F (29.7°C). The warmest month 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). Weather in July »

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

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

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

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

The first month of the winter, December, is also a wintry month in Sun Valley, Nevada, with average temperature ranging between min 23.4°F (-4.8°C) and max 37.8°F (3.2°C). 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. Weather in December »

What is the most humid month in Sun Valley?

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

How much 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?

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

How much does it snow in Sun Valley?

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

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

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

What is the rainiest month in Sun Valley?

February is the month with the most rainfall in Sun Valley. Rain falls for 6.5 days and accumulates 1.38" (35mm) of precipitation.

When does it snow the most in Sun Valley?

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

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?

With an average of 14.9h of daylight, June has the longest days of the year in Sun Valley.

When is the highest UV index in Sun Valley?

Months with the highest UV index 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, Nevada, 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 are the least humid months in Sun Valley?

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

What is the driest month in Sun Valley?

Months with the least rainfall in Sun Valley 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 is the coldest month in Sun Valley?

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).

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

With an average of 9.4h of daylight, December has the shortest days of the year in Sun Valley.

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

The month with the least sunshine in Sun Valley, Nevada, is December, with an average of 6.1h of sunshine.
Average humidity - Sun Valley, NV
Average rainfall - Sun Valley, NV
Average rainfall days - Sun Valley, NV
Average snowfall - Sun Valley, NV
Average snowfall days - Sun Valley, NV

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

Average daylight / Average sunshine - Sun Valley, NV

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

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

Average UV index - Sun Valley, NV