The best times to visit Central Montana for ideal weather are

June 18th to October 14th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.



Other Central Montana Travel Info

Weather in Central Montana


Average temperatures in Central Montana vary an incredible amount. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a low chance of precipitation most of the year. The area is less temperate than some — in the 37th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Central Montana, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 89.1°F (31.7°C) with temperatures rarely dropping below 52.2°F (11.2°C) at night.

Central Montana Temperatures (Fahrenheit)


Central Montana Temperatures (Celsius)


“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Central Montana Perceived Temperature (F)


Central Montana Perceived Temperature (C)



Average Central Montana Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 44.2 31.2 20.7
Feb 35.3 24 14.2
Mar 49.6 38 26.7
Apr 58.2 44.8 32.6
May 61.1 49 36.5
Jun 75.2 60.9 46.2
Jul 84.4 68.8 52.6
Aug 85.6 69 52.9
Sep 74.2 59.5 45.9
Oct 63.9 50.5 37.7
Nov 44.2 33.2 23.1
Dec 40.5 31.7 20.9

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 6.8 -0.4 -6.3
Feb 1.8 -4.4 -9.9
Mar 9.8 3.3 -2.9
Apr 14.6 7.1 0.3
May 16.2 9.4 2.5
Jun 24 16.1 7.9
Jul 29.1 20.4 11.4
Aug 29.8 20.6 11.6
Sep 23.4 15.3 7.7
Oct 17.7 10.3 3.2
Nov 6.8 0.7 -4.9
Dec 4.7 -0.2 -6.2



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Central Montana are November, March, and then December. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early September with an average of 4 days of significant precipitation the week of September 3rd.

When can you find snow in Central Montana? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Central Montana.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Central Montana (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 8% 0 0.4
Feb 7% 0 0.4
Mar 5% 0 1
Apr 7% 0 1.2
May 18% 0 2.7
Jun 22% 0 2
Jul 10% 0 0.9
Aug 6% 0 0.6
Sep 22% 0 2.1
Oct 10% 0 0.7
Nov 4% 0 0.4
Dec 5% 0 0.5

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 8 0 1
Feb 7 0 1
Mar 5 0 2.5
Apr 7 0 3
May 18 0 6.9
Jun 22 0 5.1
Jul 10 0 2.3
Aug 6 0 1.5
Sep 22 0 5.3
Oct 10 0 1.8
Nov 4 0 1
Dec 5 0 1.3


Humidity and Wind

Central Montana has some comfortably humid months, and dry months in the opposite season. The least humid month is August (28.5% relative humidity), and the most humid month is February (54.1%).

Wind in Central Montana is usually moderate. The windiest month is March, followed by January and December. March’s average wind speed of around 11.9 knots (13.7 MPH or 22.1 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid February where average top sustained speeds reach 25.2 knots, which is considered a strong breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Central Montana.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 10.8 Gentle breeze 19.9 Strong breeze
Feb 10.4 Gentle breeze 20.6 Strong breeze
Mar 11.9 Significant breeze 22 Strong breeze
Apr 9.7 Gentle breeze 19 Strong breeze
May 7.7 Gentle breeze 16.3 Strong breeze
Jun 7.5 Gentle breeze 16.3 Significant breeze
Jul 8.5 Gentle breeze 17.7 Strong breeze
Aug 7.9 Gentle breeze 16.8 Significant breeze
Sep 7.7 Gentle breeze 15.8 Strong breeze
Oct 8.2 Gentle breeze 16.9 Significant breeze
Nov 10.4 Gentle breeze 18.7 Strong breeze
Dec 10.5 Gentle breeze 20.4 Strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 46.2%
Feb 54.1%
Mar 43.9%
Apr 39%
May 52.4%
Jun 45.6%
Jul 33.9%
Aug 28.5%
Sep 38.6%
Oct 41.7%
Nov 48.9%
Dec 50.1%


Is it Safe to Travel to Central Montana?

Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Dec 04, 2023.


The Busiest and Least Crowded Months

The busiest month for tourism in Central Montana, MT, US is July, followed by June and August. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Central Montana in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 46.8 in December means 46.8% of the tourists vs. July.



Overall Central Montana Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 69.8°F (21°C) and 25.3°F (-3.7°C) with warmer temperatures in the later months. Rain is rare with 1 to 5 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the most precipitation with 2 to 7 days of precipitation per month. June – August is the busiest season for tourism in Central Montana, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 77.7°F (25.4°C) and 32.1°F (0.1°C), which will feel chilly given the humidity and wind. It rains or snows a normal amount: 1 to 7 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Winter (December through February)

Weather is far too cold this time of year in Central Montana to be enjoyable for warm weather travelers. The average high during this season is between 52.1°F (11.2°C) and 25.3°F (-3.7°C). On average, it rains or snows a smalll amount: consistently 2 times per month. These times of year are the slowest with tourists.


Best Times to Travelthe United States › Central Montana, MT, US