Bozeman weather in September
Mild and comfortable, with occasional showers. Average highs of 20°C and lows of 7°C, with around 8 rainy days expected throughout the month.
While September isn't our top-rated month for Bozeman, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
20°C
Average low
7°C
Rainy days
8 days
Best months to visit
July, August
What to do in Bozeman in September
Whatever the weather, Bozeman rewards curious visitors. Here are some of the best ways to spend your time:
Explore
Dine
Culture
Nature
Shopping
Day trips
What to pack for September
Light layers work well — T-shirts and shorts for the day, a light jacket for evenings. Comfortable walking shoes are a must. Bring a compact umbrella just in case.
Browse other months
January
0C
Cold, with occasional showers.
February
-1C
Cold, with some rainy days.
March
5C
Cold, with some rainy days.
April
10C
Cool, with some rainy days.
May
16C
Cool, with some rainy days.
June
22C
Mild and comfortable, with some rainy days.
Recommended
July
27C
Warm and pleasant, and mostly sunny skies.
Recommended
August
26C
Warm and pleasant, with occasional showers.
September (you are here)
20C
Mild and comfortable, with occasional showers.
October
12C
Cool, with some rainy days.
November
4C
Cold, with occasional showers.
December
0C
Cold, with occasional showers.
Book your September trip to Bozeman
Find hotels, tours and experiences for the perfect escape.
