June weather forecast
Boise, ID

The golden fall season in Boise, Idaho
The golden fall season in Boise, Idaho

Weather in June

The first month of the summer, June, is a warm month in Boise, Idaho, with an average temperature varying between 75.7°F (24.3°C) and 52.7°F (11.5°C).

Temperature

In June, the average high-temperature marginally rises from a comfortable 67.1°F (19.5°C) in May to a warm 75.7°F (24.3°C). In Boise, Idaho, the average low-temperature is 52.7°F (11.5°C).

Humidity

In Boise, the average relative humidity in June is 45%.

Rainfall

In June, the rain falls for 8.6 days. Throughout June, 1.02" (26mm) of precipitation is accumulated. Throughout the year, there are 116.8 rainfall days, and 15.08" (383mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

The month with the longest days is June, with an average of 15h and 23min of daylight.
On the first day of June, sunrise is at 6:06 am and sunset at 9:19 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 9:30 pm MDT.

Sunshine

The average sunshine in June is 11.4h.

UV index

In June, the average daily maximum UV index in Boise is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 6 in June transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in June in Boise?

In June, the average relative humidity is 45%.

How many days does it rain in June in Boise?

In Boise, Idaho, in June, it is raining for 8.6 days, with typically 1.02" (26mm) of accumulated precipitation.

When it does not snow in Boise?

In Boise, Idaho, snow does not fall in May through October.

When are the longest days in Boise?

The month with the longest days in Boise is June, with an average of 15h and 23min of daylight.

How many hours of daylight does Boise have in June?

In Boise, Idaho, the average day length in June is 15h and 23min.

What time are sunrise and sunset in June in Boise?

In June, on the first day of the month, sunrise is at 6:06 am and sunset at 9:19 pm. On the last day of the month, in Boise, Idaho, sunrise is at 6:06 am and sunset at 9:30 pm MDT.

How long on average sun shines in June in Boise?

The average sunshine duration in June in Boise, Idaho, is 11.4h.

How high is the UV index in June in Boise?

The average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Boise, ID

Average temperature in June - Boise, ID
  • Average high temperature in June: 75.7°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is December (34.7°F).

  • Average low temperature in June: 52.7°F

The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is December (23.2°F).

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Average pressure in June
Boise, ID

Average pressure in June - Boise, ID
  • Average pressure in June: 29.9"Hg

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in June
Boise, ID

Average wind speed in June - Boise, ID
  • Average wind speed in June: 6mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is January (5.2mph).

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Average humidity in June
Boise, ID

Average humidity in June - Boise, ID
  • Average humidity in June: 45%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is July (30%).

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Average rainfall in June
Boise, ID

Average rainfall in June - Boise, ID
  • Average rainfall in June: 1.02"

The wettest month (with the highest rainfall) is March (2.2").
The driest month (with the least rainfall) is July (0.2").

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Average rainfall days in June
Boise, ID

Average rainfall days in June - Boise, ID
  • Average rainfall days in June: 8.6 days

The month with the highest number of rainy days is March (16.2 days).
The month with the least rainy days is July (4.5 days).

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Average snowfall in June
Boise, ID

Average snowfall in June - Boise, ID
  • Average snowfall in June: 0"

The month with the highest snowfall is December (6.65").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Boise, ID

Average snowfall days in June - Boise, ID
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is December (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Boise, ID

Average daylight in June / Average sunshine in June - Boise, ID
  • Average daylight in June: 15h and 23min

The month with the longest days is June (Average daylight: 15h and 23min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in June: 11h and 24min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in June
Boise, ID

Average sunshine days in June - Boise, ID
  • Average sunshine days in June: 19.4 days

The month with the most sunshine days is July (23.6 days).
The month with the least sunshine days is March (12.1 days).

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Average UV index in June
Boise, ID

Average UV index in June - Boise, ID
  • Average UV index in June: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in June
Boise, ID

Average cloud cover in June - Boise, ID
  • Average cloud cover in June: 18

The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 8).

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Average visibility in June
Boise, ID

Average visibility in June - Boise, ID
  • Average visibility in June: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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