Our verdict
The best time to visit Bozeman is October
The warmest month of the year in Bozeman is July, where the average temperature gets to around 25℃ (77℉), but temperatures can reach as high as 28℃ (83℉) on the hottest days in summer. The average low temperatures in winter float around -12℃ (10℉), while the coldest it gets down to is about -18℃ (-1℉).
If you’re keen to work on your tan in Bozeman, you’re most likely get the longest days between sun-up and sun-down around July. May sees the most amount of rain in a month if you’re ok with chancing getting drenched, so if you’re looking to stay dry, visit in August instead.
Keep reading to find out more detailed information about the seasons and climate in Bozeman, as well as our favourite tools to help you find the best options for transport, accommodation, and much more.
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Bozeman seasons
Before you continue, it’s important to know when the seasons are in Bozeman as they might be different to yours depending on where in the world you’re travelling from. Bozeman is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Bozeman
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Bozeman for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Bozeman climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Bozeman for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Bozeman in January
- Average temperature: -7℃ (19℉)
- Average high temperature: -3℃ (27℉)
- Average low temperature: -11℃ (12℉)
- Average humidity: 89%
- Average sunny days: 12 days
- Average rainfall: 37mm (1") over 4 days
- Average snow days: 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Bozeman in February
- Average temperature: -7℃ (19℉)
- Average high temperature: -3℃ (27℉)
- Average low temperature: -12℃ (11℉)
- Average humidity: 90%
- Average sunny days: 8 days
- Average rainfall: 51mm (2") over 6 days
- Average snow days: 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Bozeman in March
- Average temperature: -3℃ (27℉)
- Average high temperature: 2℃ (35℉)
- Average low temperature: -7℃ (20℉)
- Average humidity: 87%
- Average sunny days: 9 days
- Average rainfall: 54mm (2") over 11 days
- Average snow days: 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Bozeman in April
- Average temperature: 1℃ (34℉)
- Average high temperature: 6℃ (43℉)
- Average low temperature: -4℃ (25℉)
- Average humidity: 80%
- Average sunny days: 7 days
- Average rainfall: 70mm (3") over 14 days
- Average snow days: 14 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in April, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Bozeman in May
- Average temperature: 7℃ (44℉)
- Average high temperature: 13℃ (55℉)
- Average low temperature: 1℃ (33℉)
- Average humidity: 72%
- Average sunny days: 8 days
- Average rainfall: 72mm (3") over 19 days
- Average snow days: 6 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in May, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Bozeman in June
- Average temperature: 12℃ (53℉)
- Average high temperature: 19℃ (67℉)
- Average low temperature: 5℃ (40℉)
- Average humidity: 63%
- Average sunny days: 12 days
- Average rainfall: 56mm (2") over 16 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in June, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Bozeman in July
- Average temperature: 17℃ (62℉)
- Average high temperature: 25℃ (77℉)
- Average low temperature: 8℃ (47℉)
- Average humidity: 52%
- Average sunny days: 15 days
- Average rainfall: 37mm (1") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in July, make sure you pack a coat or jumper for the evenings, and t-shirts and light gear for the daytime.
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Bozeman in August
- Average temperature: 16℃ (60℉)
- Average high temperature: 24℃ (75℉)
- Average low temperature: 8℃ (47℉)
- Average humidity: 52%
- Average sunny days: 15 days
- Average rainfall: 34mm (1") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in August, make sure you pack a coat or jumper for the evenings, and t-shirts and light gear for the daytime.
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Bozeman in September
- Average temperature: 11℃ (52℉)
- Average high temperature: 19℃ (65℉)
- Average low temperature: 5℃ (41℉)
- Average humidity: 57%
- Average sunny days: 16 days
- Average rainfall: 46mm (2") over 11 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in September, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
Bozeman in October
- Average temperature: 3℃ (38℉)
- Average high temperature: 9℃ (48℉)
- Average low temperature: -1℃ (30℉)
- Average humidity: 70%
- Average sunny days: 14 days
- Average rainfall: 47mm (2") over 12 days
- Average snow days: 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in October, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Bozeman in November
- Average temperature: -4℃ (26℉)
- Average high temperature: 1℃ (35℉)
- Average low temperature: -7℃ (19℉)
- Average humidity: 83%
- Average sunny days: 13 days
- Average rainfall: 41mm (2") over 7 days
- Average snow days: 15 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in November, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Bozeman in December
- Average temperature: -8℃ (17℉)
- Average high temperature: -4℃ (25℉)
- Average low temperature: -12℃ (10℉)
- Average humidity: 88%
- Average sunny days: 12 days
- Average rainfall: 36mm (1") over 5 days
- Average snow days: 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bozeman in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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