June weather forecast
Missoula, MT

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The scenic area surrounding the iconic Higgins Street Bridge in Missoula, Montana
The scenic area surrounding the iconic Higgins Street Bridge in Missoula, Montana

Weather in June

June brings a summer environment to Missoula, as temperatures continue their upward trend from May. The clear, sunny skies contrast the gloomier atmosphere experienced in July, although the relative humidity and rainfall levels share similar measurements. Missoula's landscape also transforms, basking in increased sunshine and longer daylight hours. This shift enhances the outdoor conditions, enabling more activities during this month. With the highest temperatures ranging from 40.6°F (4.8°C) to 68.5°F (20.3°C), June ushers in a warm and welcoming atmosphere indicative of summer.

Temperature

June's arrival coincides with a subtle temperature rise, moving from May's moderate 60.3°F (15.7°C) to an agreeable 68.5°F (20.3°C). In the face of high daytime temperatures, Missoula witnesses a consistent average nighttime low of 40.6°F (4.8°C) during June.

Humidity

The average relative humidity in June in Missoula is 63%.

Rainfall

In Missoula, in June, during 5.9 rainfall days, 0.39" (10mm) of precipitation is typically accumulated. Throughout the year, in Missoula, there are 67.5 rainfall days, and 3.27" (83mm) of precipitation is accumulated.

Snowfall

In Missoula, Montana, snow does not fall in June through August.

Daylight

June has the longest days of the year, with an average of 15h and 48min of daylight.
On the first day of the month, sunrise is at 5:44 am and sunset at 9:23 pm. On the last day of June, sunrise is at 5:45 am and sunset at 9:34 pm MDT.

Sunshine

In Missoula, the average sunshine in June is 10.8h.

UV index

In June, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 5 during June leads to these advisories:
Take measures. Individuals with light skin might experience burns in under 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Missoula in June?

The high-temperature, in June, in Missoula, records 68.5°F (20.3°C), while the low-temperature is 40.6°F (4.8°C).

What is the average humidity in June in Missoula?

In June, the average relative humidity is 63%.

How many days does it rain in June in Missoula?

In Missoula, in June, during 5.9 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

When it does not snow in Missoula?

June through August are months without snowfall in Missoula.

Does it snow in Missoula in June?

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

When are the longest days in Missoula?

With an average of 15h and 48min of daylight, June has the longest days of the year.

How many hours of daylight does Missoula have in June?

The average day length in June in Missoula is 15h and 49min.

When are sunrise and sunset in June in Missoula?

On the first day of June in Missoula, Montana, sunrise is at 5:44 am and sunset at 9:23 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 9:34 pm MDT.

How long on average sun shines in June in Missoula?

The average sunshine duration in June in Missoula is 10.8h.

How high is the UV index in June in Missoula?

The average daily maximum UV index in June in Missoula is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average max. wind speed
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
Missoula, MT

Average temperature in June - Missoula, MT
  • Average high temperature in June: 68.5°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (28°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 (15.4°F).

Average pressure in June
Missoula, MT

Average pressure in June - Missoula, MT
  • Average pressure in June: 29.93"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in June
Missoula, MT

Average wind speed in June - Missoula, MT
  • Average wind speed in June: 4.7mph

The windiest month (with the highest average wind speed) is April (5mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in June
Missoula, MT

Average humidity in June - Missoula, MT
  • Average humidity in June: 63%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is July (50%).

Average rainfall in June
Missoula, MT

Average rainfall in June - Missoula, MT
  • Average rainfall in June: 0.39"

The wettest month (with the highest rainfall) is April (0.47").
The driest months (with the least rainfall) are July and December (0.16").

Average rainfall days in June
Missoula, MT

Average rainfall days in June - Missoula, MT
  • Average rainfall days in June: 5.9 days

The month with the highest number of rainy days is April (8.8 days).
The month with the least rainy days is August (3.3 days).

Average snowfall in June
Missoula, MT

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

The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July and August (0").

Average snowfall days in June
Missoula, MT

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

The month with the highest number of snowfall days is December (9 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in June /
Average sunshine in June
Missoula, MT

Average daylight in June / Average sunshine in June - Missoula, MT
  • Average daylight in June: 15h and 5min

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

  • Average sunshine in June: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in June
Missoula, MT

Average sunshine days in June - Missoula, MT
  • Average sunshine days in June: 21.1 days

The month with the most sunshine days is July (27 days).
The month with the least sunshine days is April (17.8 days).

Average UV index in June
Missoula, MT

Average UV index in June - Missoula, MT
  • Average UV index in June: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February and December (UV index 1).

Average cloud cover in June
Missoula, MT

Average cloud cover in June - Missoula, MT
  • Average cloud cover in June: 30

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 14).

Average visibility in June
Missoula, MT

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

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

Missoula, Montana, USA

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