June weather forecast
Big Sky, MT

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Vast fields and planted forests near the scenic mountainous region in Big Sky, Montana
Vast fields and planted forests near the scenic mountainous region in Big Sky, Montana

Weather in June

June solidifies summer's presence in Big Sky, presenting warmer days and shedding the final vestiges of snow. The pleasant weather conditions set the stage for a host of outdoor activities. The beautiful surroundings under the longest daylight span of the year attract both residents and visitors. Brewing summer storms occasionally rumble across the area, adding to June's ambiance. A summer opens a different set of adventures, entirely distinct from its winter escapade.

Temperature

June signals a shift in the average high-temperature, moving from May's cool 52°F (11.1°C) to a refreshing 64°F (17.8°C). Throughout June nights, Big Sky reports a steady thermal contrast from the day, with an average low-temperature of 38.5°F (3.6°C).

Humidity

In Big Sky, the average relative humidity in June is 64%.

Rainfall

In Big Sky, in June, it is raining for 16.6 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, there are 116.1 rainfall days, and 23.5" (597mm) of precipitation is accumulated.

Snowfall

January through December are months with snowfall. In Big Sky, in June, snow falls for 4.4 days, with typically accumulated 5.28" (134mm) of snow. Throughout the year, there are 151.6 snowfall days, and 124.06" (3151mm) of snow is accumulated.

Daylight

June has the longest days of the year, with an average of 15h and 36min of daylight.
On the first day of the month, sunrise is at 5:40 am and sunset at 9:06 pm. On the last day of June, sunrise is at 5:41 am and sunset at 9:16 pm MDT.

Sunshine

In June, the average sunshine is 10.7h.

UV index

In June, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In June, the maximum UV index of 4 transforms into these recommendations:
Adopt protective measures - It is advised to guard against sun damage. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. 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. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Big Sky in June?

The average high-temperature and low-temperature during June are 64°F (17.8°C) and 38.5°F (3.6°C) respectively.

What is the average humidity in June?

In June, the average relative humidity is 64%.

How much does it rain in June?

In Big Sky, in June, during 16.6 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

How much does it snow in June?

In Big Sky, in June, snow falls for 4.4 days, with typically accumulated 5.28" (134mm) of snow.

When are the longest days?

June has the longest days of the year, with an average of 15h and 36min of daylight.

How many hours of daylight does Big Sky have in June?

The average day length in June in Big Sky is 15h and 35min.

What time are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 5:40 am and sunset at 9:06 pm. On the last day of the month, in Big Sky, sunrise is at 5:41 am and sunset at 9:16 pm MDT.

How many hours of sunshine does Big Sky have in June?

The average sunshine duration in June is 10.7h.

How high is the UV index in June?

In June, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Big Sky, MT

Average temperature in June - Big Sky, MT
  • Average high temperature in June: 64°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is December (22.5°F).

  • Average low temperature in June: 38.5°F

The month with the highest average low temperature is August (45.1°F).
The coldest month (with the lowest average low temperature) is December (7.9°F).

Average pressure in June
Big Sky, MT

Average pressure in June - Big Sky, MT
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in June
Big Sky, MT

Average wind speed in June - Big Sky, MT
  • Average wind speed in June: 5.4mph

The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in June
Big Sky, MT

Average humidity in June - Big Sky, MT
  • Average humidity in June: 64%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is August (51%).

Average rainfall in June
Big Sky, MT

Average rainfall in June - Big Sky, MT
  • Average rainfall in June: 2.68"

The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is July (1.18").

Average rainfall days in June
Big Sky, MT

Average rainfall days in June - Big Sky, MT
  • Average rainfall days in June: 16.6 days

The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in June
Big Sky, MT

Average snowfall in June - Big Sky, MT
  • Average snowfall in June: 5.28"

The month with the highest snowfall is April (19.88").
The month with the least snowfall is August (0.08").

Average snowfall days in June
Big Sky, MT

Average snowfall days in June - Big Sky, MT
  • Average snowfall days in June: 4.4 days

The month with the highest number of snowfall days is March (21 days).
The month with the least snowfall days is August (0.3 days).

Average daylight in June /
Average sunshine in June
Big Sky, MT

Average daylight in June / Average sunshine in June - Big Sky, MT
  • Average daylight in June: 15h and 4min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in June: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in June
Big Sky, MT

Average sunshine days in June - Big Sky, MT
  • Average sunshine days in June: 9.5 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is May (5.7 days).

Average UV index in June
Big Sky, MT

Average UV index in June - Big Sky, MT
  • Average UV index in June: 4

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

Average cloud cover in June
Big Sky, MT

Average cloud cover in June - Big Sky, MT
  • Average cloud cover in June: 30

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 17).

Average visibility in June
Big Sky, MT

Average visibility in June - Big Sky, MT
  • Average visibility in June: 6mi

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

Big Sky, Montana, USA

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