Bozeman in Summer
In summer (June, July and August), Bozeman sees average daytime highs around 74°F and overnight lows near 46°F, with 7.8 in of precipitation over about 30 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.
Over the season highs climb from about 63°F in early June to 74°F by late August. The sky is clear or mostly clear about 47% of the time across summer, and the air most often feels dry.
Summer is Bozeman's best season of the year to visit on our travel score. For the whole year in context, see Bozeman's year-round climate.
- Avg daytime high
- 74°F
- warmest season of the year
- Avg overnight low
- 46°F
- Precipitation
- 7.8 in
- 30 wet days
- Avg wind
- 4 mph
- Travel score
- 6.8
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Bozeman in Summer
Over the season highs climb from about 63°F in early June to 74°F by late August.
A typical summer day in Bozeman reaches about 74°F and drops to 46°F overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Bozeman
Once humidity and wind are folded in, summer brings about 0 days that feel above 90°F and 0 that feel at or below 32°F.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Bozeman weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 28° / 12° | 1.2 | 8.7 | 9 | 8.9 | 0.0 |
| Feb | 31° / 13° | 1.3 | 8.6 | 9.3 | 10.1 | 0.0 |
| Mar | 39° / 19° | 1.9 | 11.3 | 9.5 | 11.6 | 0.1 |
| Apr | 47° / 26° | 3.2 | 14.1 | 9.5 | 13.3 | 1.4 |
| May | 58° / 35° | 4.0 | 16.3 | 3.2 | 14.7 | 3.6 |
| Jun | 67° / 42° | 4.2 | 14.4 | 0.7 | 15.4 | 5.6 |
| Jul | 78° / 48° | 2.0 | 8.6 | 0 | 15.1 | 7.3 |
| Aug | 77° / 47° | 1.6 | 7.2 | 0 | 13.9 | 7.6 |
| Sep | 66° / 40° | 2.1 | 8.3 | 0.9 | 12.3 | 6.4 |
| Oct | 51° / 29° | 2.3 | 10.6 | 4.8 | 10.7 | 2.6 |
| Nov | 37° / 17° | 1.7 | 9.5 | 8.4 | 9.3 | 0.0 |
| Dec | 28° / 10° | 1.3 | 8.7 | 9 | 8.6 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 47% of the time across summer.
Chance of precipitation in Summer
Bozeman gets around 7.8 in of rain and snow over 30 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 4 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 h 12 min in early June to 13 h 12 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 7.1 kWh/m².
Hazard calendar for Bozeman
In summer, Bozeman overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Bozeman's rainy season runs March–July, when most of the year's rain falls.
Is summer a good time to visit Bozeman?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Bozeman for sightseeing.
What to pack for Bozeman in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Bozeman sees daytime highs around 74°F and nights near 46°F. Pack rain gear and sun protection. Worth having: light clothes and a warm layer. About 30 days see rain.
UV index in Bozeman in Summer
Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Bozeman peaks around July 12 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 5 | 7 | 9 | 9 | 7 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | Moderate | Very high | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 5 | Moderate |
| May | 7 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 7 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Bozeman in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Bozeman is worst in August — around 19 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (January, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 6 | 7 | 9 | 10 | 10 | 9 | 15 | 19 | 15 | 7 | 8 | 6 |
| Level | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 7 | Good |
| Mar | 9 | Good |
| Apr | 10 | Good |
| May | 10 | Good |
| Jun | 9 | Good |
| Jul | 15 | Moderate |
| Aug | 19 | Moderate |
| Sep | 15 | Moderate |
| Oct | 7 | Good |
| Nov | 8 | Good |
| Dec | 6 | Good |
Where is Bozeman?
Bozeman sits at 45.7°N, 111.0°W, 4,816 ft above sea level, in United States. The nearest listed city is Butte, 75 mi away.
Topography around Bozeman
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Bozeman.
Within 2 miles, the terrain around Bozeman has only modest variations in elevation — a maximum elevation change of 627 ft around an average of 4,843 ft above sea level; within 10 miles, very significant variations in elevation — a maximum elevation change of 4,731 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,293 ft.
The land around Bozeman is covered by artificial surfaces (36%), grassland (32%) and trees (23%) within 2 miles, grassland (44%) and trees (34%) within 10 miles, and grassland (54%) and trees (36%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Bozeman (45.6797°, -111.0386°, elevation 4,816 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.