Annual mean 6°C · wettest around May · prevailing wind NW
Warmest
27.5 °C
Coldest
-4.1 °C
Wettest
20%
Windiest
5.1 m/s
Prevailing
NW
4.0 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Bozeman over the whole year is 6°C. July is the hottest month, with highs of about 26°C; February is the coldest, with lows of about -8°C. Bozeman has no sharply defined rainy season: the chance of rain on a given day runs from 9% in January, the driest month, to 20% in May, the wettest. Winds in Bozeman are highest in February, averaging 4.0 m/s (14 km/h), and lightest in July, at 3.1 m/s (11 km/h). The prevailing wind is from the NW. The clearest skies in Bozeman come in July, when the sky is typically 13% covered; February is the cloudiest month, at 57%.
Month by month Bozeman climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
-3°C
-8°C
-9°C
9%
49%
3.6 m/s
0
0
0
February
-3°C
-8°C
-9°C
11%
57%
4.0 m/s
0
0
1
March
4°C
-4°C
-2°C
12%
49%
3.7 m/s
1
0
11
April
9°C
-0°C
3°C
17%
48%
3.9 m/s
7
0
36
May
15°C
6°C
10°C
20%
46%
3.5 m/s
32
1
64
June
21°C
10°C
17°C
18%
32%
3.3 m/s
65
12
72
July
26°C
13°C
23°C
13%
13%
3.1 m/s
76
48
44
August
25°C
11°C
22°C
13%
17%
3.1 m/s
81
35
56
September
19°C
7°C
15°C
16%
29%
3.1 m/s
57
11
71
October
11°C
2°C
6°C
15%
41%
3.5 m/s
17
0
49
November
4°C
-3°C
-2°C
11%
44%
3.7 m/s
0
0
13
December
-2°C
-6°C
-7°C
11%
49%
3.8 m/s
0
0
2
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Bozeman weather by season
Year round, Bozeman has days of about -3°C at their warmest in February, its coolest month, and 26°C in July, its warmest; the coolest hours of the day run from -8°C to 13°C through the year, and the average temperature over the year is 6°C around the clock. Rain is most likely around May and least likely around January. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Bozeman weather in winterDecember to February
High -3°CLow -7°CRain 10%
Winter in Bozeman has typical daily highs of about -3°C and lows of about -7°C, with a 10% chance of rain on a given day.
Bozeman weather in springMarch to May
High 9°CLow 1°CRain 16%
Spring in Bozeman has typical daily highs of about 9°C and lows of about 1°C, with a 16% chance of rain on a given day.
Bozeman weather in summerJune to August
High 24°CLow 11°CRain 14%
Summer in Bozeman has typical daily highs of about 24°C and lows of about 11°C, with a 14% chance of rain on a given day.
Bozeman weather in autumnSeptember to November
High 11°CLow 2°CRain 14%
Autumn in Bozeman has typical daily highs of about 11°C and lows of about 2°C, with a 14% chance of rain on a given day.
When is the rainy season in Bozeman?
Bozeman has no sharply defined rainy season: the chance of rain on a given day runs from 9% in January, the driest month, to 20% in May, the wettest.
What time of year is Bozeman windiest?
Winds in Bozeman are highest in February, averaging 4.0 m/s (14 km/h), and lightest in July, at 3.1 m/s (11 km/h). The prevailing wind is from the NW.
What is the average temperature in Bozeman year round?
The average temperature in Bozeman over the whole year is 6°C. July is the hottest month, with highs of about 26°C; February is the coldest, with lows of about -8°C.