June weather forecast and climate
Grantsdale, MT

The first month of the summer, June, is an enjoyable month in Grantsdale, Montana, with average temperature varying between 65.3°F (18.5°C) and 40.6°F (4.8°C).

Temperature

In June, the average high-temperature marginally rises, from a moderate 56.7°F (13.7°C) in May, to a comfortable 65.3°F (18.5°C). The average low-temperature, in Grantsdale, Montana, is 40.6°F (4.8°C).

Humidity

In Grantsdale, the average relative humidity is 64%.

Rainfall

In Grantsdale, it is raining for 15.3 days, with typically 2.09" (53mm) of accumulated precipitation. In Grantsdale, during the entire year, the rain falls for 163.6 days and collects up to 20.83" (529mm) of precipitation.

Snowfall

June through August are months without snowfall.

Daylight

With an average of 15.7h of daylight, June has the longest days of the year in Grantsdale.

Sunshine

The average sunshine in Grantsdale is 11h.

UV index

In Grantsdale, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV rays for average individuals.
Note: In June, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in June in Grantsdale?

In June, the average high-temperature is 65.3°F (18.5°C), and the average low-temperature is 40.6°F (4.8°C).

What is the average humidity in June in Grantsdale?

In June, the average relative humidity in Grantsdale, Montana, is 64%.

How many days does it rain in June in Grantsdale?

In June, the rain falls for 15.3 days. Throughout June, 2.09" (53mm) of precipitation is accumulated.

Does it snow in Grantsdale in June?

In June, in Grantsdale, it doesn't snow. May is the latest month when it typically snows.

When it does not snow in Grantsdale?

In Grantsdale snow does not fall in June through August.

When are the longest days in Grantsdale?

With an average of 15.7h of daylight, June has the longest days of the year in Grantsdale, Montana.

What is the average length of the day in June in Grantsdale?

The average length of the day in June is 15.7h.

How long on average sun shines in June in Grantsdale?

In June, the average sunshine in Grantsdale is 11h.

What is the UV index intensity in June in Grantsdale?

The average daily maximum UV index in June in Grantsdale, Montana, is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.
Average temperature in June - Grantsdale, MT
  • Average high temperature in June: 65.3°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is December (26.8°F).

  • Average low temperature in June: 40.6°F

The month with the highest average low temperature is August (46.9°F).
The coldest month (with the lowest average low temperature) is December (14°F).

Average pressure in June - Grantsdale, MT
  • Average pressure in June: 29.93"

The month with the highest atmospheric pressure is January (30.21").
The month with the lowest atmospheric pressure is June (29.93").

Average wind speed in June - Grantsdale, MT
  • Average wind speed in June: 4.5mph

The windiest month (with the highest average wind speed) is January (5.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in June - Grantsdale, MT
  • Average humidity in June: 64%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (50%).

Average rainfall in June - Grantsdale, MT
  • Average rainfall in June: 2.09"

The wettest months (with the highest rainfall) are February and April (2.36").
The driest month (with the least rainfall) is August (0.75").

Average rainfall days in June - Grantsdale, MT
  • Average rainfall days in June: 15.3 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is July (8 days).

Average snowfall in June - Grantsdale, MT
  • Average snowfall in June: 0"

The month with the highest snowfall is February (13.03").
Months with the least snowfall are June, July and August (0").

Average snowfall days in June - Grantsdale, MT
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (19.3 days).
Months with the least snowfall days are June, July and August (0 days).

Average daylight in June / Average sunshine in June - Grantsdale, MT
  • Average daylight in June: 15.7h

The month with the longest days is June (Average daylight: 15.7h).
The month with the shortest days is December (Average daylight: 8.7h).

  • Average sunshine in June: 11h

Months with the most sunshine are July and August (Average sunshine: 11.7h).
Months with the least sunshine are January and December (Average sunshine: 5.4).

Average sunshine days in June - Grantsdale, MT
  • Average sunshine days in June: 11.1 days

The month with the most sunshine days is July (18.9 days).
The month with the least sunshine days is February (5.6 days).

Average UV index in June - Grantsdale, MT
  • Average UV index in June: 4

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

Average cloud cover in June - Grantsdale, MT
  • Average cloud cover in June: 28

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in June - Grantsdale, MT
  • Average visibility in June: 6mi

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