June weather forecast
Sun Valley, ID

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The iconic Sun Valley, Idaho, in a stunning hilly landscape on either side located within the famous White Cloud Wilderness
The iconic Sun Valley, Idaho, in a stunning hilly landscape on either side located within the famous White Cloud Wilderness

Weather in June

June welcomes summer into Sun Valley, drawing a stark contrast to the prior winter-chilled months. Temperatures rise dramatically from May, with daily highs elevating to a pleasant 62.4°F (16.9°C). Additionally, significant decreases in rain from 1.77" (45mm) in May to 1.22" (31mm) in June mean drier conditions. Aside for intermittent rain showers, the majority of June enjoys clear, sunny skies perfect for experiencing the city's summer attractions. Consequently, June is an excellent time for visiting Sun Valley if warm, bright weather is preferred.

Temperature

The arrival of June in Sun Valley brings a temperature shift, with the average high-temperature escalating from a cool 51.4°F (10.8°C) in May to a comfortable 62.4°F (16.9°C). Sun Valley experiences a steady low-temperature of 41.5°F (5.3°C) throughout June.

Humidity

The average relative humidity in June in Sun Valley is 55%.

Rainfall

In Sun Valley, in June, it is raining for 11.5 days, with typically 1.22" (31mm) of accumulated precipitation. In Sun Valley, during the entire year, the rain falls for 107.7 days and collects up to 15.63" (397mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. June is the last month it regularly snows. During 0.7 snowfall days, in June, Sun Valley aggregates 0.2" (5mm) of snow. Throughout the year, in Sun Valley, Idaho, there are 88.2 snowfall days, and 69.45" (1764mm) of snow is accumulated.

Daylight

With an average of 15h and 24min of daylight, June has the longest days of the year.
On the first day of June in Sun Valley, sunrise is at 5:58 am and sunset at 9:12 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 9:23 pm MDT.

Sunshine

In Sun Valley, Idaho, the average sunshine in June is 11.6h.

UV index

June and July, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 5 in June translates into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What is the temperature in June in Sun Valley?

Sun Valley in June has an average high-temperature of 62.4°F (16.9°C) and an average low-temperature of 41.5°F (5.3°C).

What is the average humidity in June in Sun Valley?

In Sun Valley, Idaho, the average relative humidity in June is 55%.

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

In Sun Valley, in June, it is raining for 11.5 days, with typically 1.22" (31mm) of accumulated precipitation.

What is the last month it snows in Sun Valley?

June is the last month it regularly snows in Sun Valley, Idaho. During 0.7 snowfall days, in June, Sun Valley aggregates 0.2" (5mm) of snow.

When are the longest days in Sun Valley?

With an average of 15h and 24min of daylight, June has the longest days of the year in Sun Valley, Idaho.

What is the average length of the day in June in Sun Valley?

The average day length in June is 15h and 23min.

When are sunrise and sunset in June in Sun Valley?

On the first day of June in Sun Valley, Idaho, sunrise is at 5:58 am and sunset at 9:12 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 9:23 pm MDT.

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

In Sun Valley, Idaho, the average sunshine duration in June is 11.6h.

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 5.

What is the UV index reading in June in Sun Valley?

The average daily maximum UV index in June is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Sun Valley, ID

Average temperature in June - Sun Valley, ID
  • Average high temperature in June: 62.4°F

The warmest month (with the highest average high temperature) is July (74.1°F).
The month with the lowest average high temperature is December (25°F).

  • Average low temperature in June: 41.5°F

The months with the highest average low temperature are July and August (50.5°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

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Average pressure in June
Sun Valley, ID

Average pressure in June - Sun Valley, ID
  • Average pressure in June: 29.89"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in June
Sun Valley, ID

Average wind speed in June - Sun Valley, ID
  • Average wind speed in June: 6.2mph

The windiest month (with the highest average wind speed) is July (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.5mph).

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Average humidity in June
Sun Valley, ID

Average humidity in June - Sun Valley, ID
  • Average humidity in June: 55%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in June
Sun Valley, ID

Average rainfall in June - Sun Valley, ID
  • Average rainfall in June: 1.22"

The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in June
Sun Valley, ID

Average rainfall days in June - Sun Valley, ID
  • Average rainfall days in June: 11.5 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is July (5.9 days).

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Average snowfall in June
Sun Valley, ID

Average snowfall in June - Sun Valley, ID
  • Average snowfall in June: 0.2"

The month with the highest snowfall is February (15").
The months with the least snowfall are July and August (0").

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Average snowfall days in June
Sun Valley, ID

Average snowfall days in June - Sun Valley, ID
  • Average snowfall days in June: 0.7 days

The month with the highest number of snowfall days is March (16 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in June /
Average sunshine in June
Sun Valley, ID

Average daylight in June / Average sunshine in June - Sun Valley, ID
  • Average daylight in June: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in June: 11h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

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Average sunshine days in June
Sun Valley, ID

Average sunshine days in June - Sun Valley, ID
  • Average sunshine days in June: 15.3 days

The month with the most sunshine days is July (20.8 days).
The month with the least sunshine days is April (11.1 days).

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Average UV index in June
Sun Valley, ID

Average UV index in June - Sun Valley, ID
  • Average UV index in June: 5

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in June
Sun Valley, ID

Average cloud cover in June - Sun Valley, ID
  • Average cloud cover in June: 19

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 10).

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Average visibility in June
Sun Valley, ID

Average visibility in June - Sun Valley, ID
  • Average visibility in June: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Sun Valley, Idaho, USA

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