Billings Metropolitan Area climate — normals and trends
Billings Metropolitan Area (United States) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 8.5 °C and it receives 435 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (23.1 °C on average) and the coldest is January (-4.7 °C). Rainfall peaks in May.
Billings Metropolitan Area averages 138 frost days, 46 hot days (≥ 30 °C) and 86 rainy days per year.
Billings Metropolitan Area has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 153 to 123 per year over the period.
The hottest day of the period reached 41.5 °C (on 14 July 2002) and the coldest -40.2 °C (on 6 February 2014).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
Billings Metropolitan AreaMontana
- coords
- 45.78°, -108.50°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.5°C
Average daily high
14.8°C
Average daily low
2.6°C
Annual rainfall
435mm
Sunshine / day
10.1h
Mean relative humidity
55%
Average peak wind
18.1km/h
Seasonal range
27.8°C
Frost days (< 0 °C)
138 d/yr
Hot days (≥ 30 °C)
46 d/yr
Rainy days (≥ 1 mm)
86 d/yr
Annual snowfall
96.5 cm
Average feels-like high
11.3 °C
Average feels-like low
-0.9 °C
Average peak gust
35.8 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
16.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.24 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
41.5 °C
14 July 2002
Coldest day
-40.2 °C
6 February 2014
Wettest day
68 mm
25 June 1969
Windiest day
54.4 km/h
4 May 2010
Strongest gust
103.7 km/h
18 May 1989
Hottest feels-like
40.9 °C
14 July 2002
Coldest feels-like
-45.7 °C
6 February 2014
Snowiest day
29.3 cm
20 April 1973
Sunniest day
15.2 h
13 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -0.3 °C | -0.6 °C | 31 mm | +7 mm |
| Feb | -6.6 °C | -9.2 °C | 39 mm | +17 mm |
| Mar | 12.0 °C | +4.1 °C | 36 mm | +2 mm |
| Apr | 14.7 °C | +0.8 °C | 66 mm | +7 mm |
| May | 21.0 °C | +1.5 °C | 62 mm | -8 mm |
| Jun | 25.6 °C | +0.8 °C | 44 mm | -15 mm |
| Jul | 30.2 °C | -0.4 °C | 33 mm | +12 mm |
| Aug | 29.7 °C | 0.0 °C | 19 mm | -2 mm |
| Sep | 26.4 °C | +3.2 °C | 16 mm | -21 mm |
| Oct | 15.3 °C | -0.5 °C | 67 mm | +27 mm |
| Nov | 10.1 °C | +3.2 °C | 10 mm | -17 mm |
| Dec | 5.6 °C | +3.8 °C | 60 mm | +37 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Billings Metropolitan Area?
Billings Metropolitan Area has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 8.5 °C and it receives 435 mm of precipitation per year.
What is the hottest day ever recorded in Billings Metropolitan Area?
The hottest day measured in Billings Metropolitan Area between 1940 and 2025 was 14 July 2002, reaching 41.5 °C.
What is the coldest day in Billings Metropolitan Area?
The coldest day measured in Billings Metropolitan Area between 1940 and 2025 was 6 February 2014, at -40.2 °C.
Does it snow in Billings Metropolitan Area?
Yes. Billings Metropolitan Area gets on average 96.5 cm of snow per year and has around 138 frost days.
Has the climate of Billings Metropolitan Area warmed?
Yes: Billings Metropolitan Area warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Billings Metropolitan Area?
The wettest day measured in Billings Metropolitan Area between 1940 and 2025 was 25 June 1969, with 68 mm of rain in 24 hours.
What was the windiest day in Billings Metropolitan Area?
The windiest day measured in Billings Metropolitan Area between 1940 and 2025 was 4 May 2010, with winds reaching 54.4 km/h.
What is the warmest month in Billings Metropolitan Area?
The warmest month in Billings Metropolitan Area is July (23.1 °C on average); the coldest is January (-4.7 °C).
How much does it rain in Billings Metropolitan Area?
Billings Metropolitan Area receives on average 435 mm of precipitation per year, spread over about 86 rainy days.
Is it sunny in Billings Metropolitan Area?
Billings Metropolitan Area gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
What is the biggest single-day snowfall in Billings Metropolitan Area?
The heaviest 24-hour snowfall measured in Billings Metropolitan Area between 1940 and 2025 was 20 April 1973, with 29.3 cm.
Are there tropical nights in Billings Metropolitan Area?
Yes: Billings Metropolitan Area has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Billings Metropolitan Area?
In Billings Metropolitan Area, between 1940 and 2025, the highest apparent temperature reached 40.9 °C on 14 July 2002, and the lowest was -45.7 °C on 6 February 2014.
Compare Billings Metropolitan Area with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Billings Metropolitan Area