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

July weather forecast and climate
Sun Valley, ID

The iconic Sun Valley, Idaho, in a stunning hilly landscape on either side located within the famous White Cloud Wilderness, white clouds above
The iconic Sun Valley, Idaho, in a stunning hilly landscape on either side located within the famous White Cloud Wilderness, white clouds above
July is a warm summer month in Sun Valley, Idaho, with average temperature varying between 38.3°F (3.5°C) and 82.6°F (28.1°C).

Temperature

With an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 38.3°F (3.5°C), July is the warmest month.

Rainfall

The month with the least rainfall is July when the rain falls for 7 days and typically collects 0.7" (18.5mm) of precipitation.

Snowfall

Throughout the year, in Sun Valley, Idaho, 121.1" (3075.9mm) of snow is accumulated.

Daylight

In Sun Valley, the average length of the day is 15.1h.

Sunshine

With an average of 12h of sunshine, July has the most sunshine of the year.

UV index

July is the month with the highest UV index in Sun Valley, with an average maximum UV index of 10. A UV Index reading of 8 to 10 represents a very high threat to health from the exposure to the Sun's UV rays for ordinary individuals.
The daily maximum UV index of 10 interpret into the following advice:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Prolonged stay under the direct sun should be avoided as much as possible, especially if a person burns easily. Sunscreen with a minimum 30 sun protection factor should always be used.

What is the warmest month in Sun Valley?

With an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 38.3°F (3.5°C), July is the warmest month in Sun Valley.

What is the temperature in July in Sun Valley?

In July, the average high-temperature is 82.6°F (28.1°C), and the average low-temperature is 38.3°F (3.5°C).

How many days does it rain in July in Sun Valley?

In Sun Valley, Idaho, during July, the rain falls for 7 days and regularly aggregates up to 0.7" (18.5mm) of precipitation.

What is the driest month in Sun Valley?

July is the month with the least rainfall in Sun Valley, Idaho. Rain falls for 7 days and accumulates 0.7" (18.5mm) of precipitation.

How many hours of daylight does Sun Valley have in July?

In July, the average length of the day in Sun Valley, Idaho, is 15.1h.

What month has the most sunshine in Sun Valley?

July has the most sunshine of the year, with an average of 12h of sunshine.

How many hours of sunshine does Sun Valley have in July?

In Sun Valley, Idaho, the average sunshine in July is 12h.

When is the highest UV index in Sun Valley?

The month with the highest UV index in Sun Valley, Idaho, is July, with an average maximum UV index of 10.

How high is the UV index in July in Sun Valley?

In July, the average daily maximum UV index in Sun Valley is 10. A UV Index reading of 8 to 10 represents a very high health vulnerability from unprotected exposure to the UV radiation.
Average temperature in July - Sun Valley, ID
  • Average high temperature in July: 82.5°F

The warmest month (with the highest average high temperature) is July (82.5°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in July: 38.3°F

The month with the highest average low temperature is July (38.3°F).
The coldest month (with the lowest average low temperature) is January (0.3°F).

Average rainfall in July - Sun Valley, ID
  • Average rainfall in July: 0.7"

Wettest months (with the highest rainfall) are January and December (2.6").
The driest month (with the lowest rainfall) is July (0.7").

Average rainfall days in July - Sun Valley, ID
  • Average rainfall days in July: 7 days

Months with the highest number of rainy days are January, March and December (13 days).
Months with the lowest number of rainy days are July and October (7 days).

Average snowfall in July - Sun Valley, ID
  • Average snowfall in July: 0"

The month with the highest snowfall is January (36").
Months with the lowest snowfall are June, July and August (0").

Average daylight in July / Average sunshine in July - Sun Valley, ID
  • Average daylight in July: 15.1h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

  • Average sunshine in July: 12h

The month with most sunshine is July (Average sunshine: 12h).
Months with least sunshine are January, November and December (Average sunshine: 4).

Average UV index in July - Sun Valley, ID
  • Average UV index in July: 10

The month with the highest UV index is July (UV index 10).
The month with the lowest UV index is December (UV index 1).