Cold steppe climate
Climate Harlowton - Montana
Annual high57ºF
Annual low29ºF
Precipitation13.43 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 36 | 12 | 0.32 | 5 |
| Feb | 40 | 13 | 0.35 | 5 |
| Mar | 47 | 19 | 0.68 | 5 |
| Apr | 55 | 27 | 1.45 | 4 |
| May | 65 | 37 | 2.14 | 1 |
| Jun | 74 | 45 | 2.73 | 0 |
| Jul | 83 | 49 | 1.70 | 0 |
| Aug | 83 | 48 | 1.43 | 0 |
| Sep | 71 | 38 | 1.04 | 1 |
| Oct | 58 | 28 | 0.71 | 1 |
| Nov | 43 | 19 | 0.44 | 4 |
| Dec | 34 | 13 | 0.44 | 4 |
- JanHigh 36ºFLow 12ºFPrecip 0.32 inch
- FebHigh 40ºFLow 13ºFPrecip 0.35 inch
- MarHigh 47ºFLow 19ºFPrecip 0.68 inch
- AprHigh 55ºFLow 27ºFPrecip 1.45 inch
- MayHigh 65ºFLow 37ºFPrecip 2.14 inch
- JunHigh 74ºFLow 45ºFPrecip 2.73 inch
- JulHigh 83ºFLow 49ºFPrecip 1.70 inch
- AugHigh 83ºFLow 48ºFPrecip 1.43 inch
- SepHigh 71ºFLow 38ºFPrecip 1.04 inch
- OctHigh 58ºFLow 28ºFPrecip 0.71 inch
- NovHigh 43ºFLow 19ºFPrecip 0.44 inch
- DecHigh 34ºFLow 13ºFPrecip 0.44 inch
Climate summary
What is the average weather in Harlowton, Montana?
Harlowton experiences a cold semi-arid climate, characterized by very large seasonal temperature contrasts. Summers are warm, but winters are cold and bring significant snowfall. The area is dry overall, with precipitation generally low, though summers are notably wetter than the drier winter months.
Harlowton weather averages
Annual high57ºF
Annual low29ºF
Precipitation13.43 inch
Snowfall30 inch
Daily normals Harlowton - Montana - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 34.5 | 13.1 | 0.01 | 0.01 | 0.10 | 0.10 |
| Jan 2 | 34.6 | 13.1 | 0.02 | 0.02 | 0.20 | 0.20 |
| Jan 3 | 34.7 | 13.1 | 0.04 | 0.04 | 0.30 | 0.30 |
| Jan 4 | 34.8 | 13.1 | 0.05 | 0.05 | 0.40 | 0.40 |
| Jan 5 | 34.9 | 13.1 | 0.06 | 0.06 | 0.50 | 0.50 |
| Jan 6 | 35.0 | 13.1 | 0.07 | 0.07 | 0.60 | 0.60 |
| Jan 7 | 35.1 | 13.1 | 0.09 | 0.09 | 0.70 | 0.70 |
| Jan 8 | 35.2 | 13.1 | 0.10 | 0.10 | 0.90 | 0.90 |
| Jan 9 | 35.3 | 13.1 | 0.11 | 0.11 | 1.00 | 1.00 |
| Jan 10 | 35.4 | 13.2 | 0.12 | 0.12 | 1.20 | 1.20 |
| Jan 11 | 35.5 | 13.2 | 0.14 | 0.14 | 1.30 | 1.30 |
| Jan 12 | 35.6 | 13.2 | 0.15 | 0.15 | 1.40 | 1.40 |
| Jan 13 | 35.7 | 13.2 | 0.16 | 0.16 | 1.60 | 1.60 |
| Jan 14 | 35.7 | 13.2 | 0.17 | 0.17 | 1.70 | 1.70 |
| Jan 15 | 35.8 | 13.3 | 0.18 | 0.18 | 1.80 | 1.80 |
| Jan 16 | 35.9 | 13.3 | 0.19 | 0.19 | 2.00 | 2.00 |
| Jan 17 | 35.9 | 13.3 | 0.20 | 0.20 | 2.10 | 2.10 |
| Jan 18 | 36.0 | 13.3 | 0.21 | 0.21 | 2.30 | 2.30 |
| Jan 19 | 36.0 | 13.4 | 0.22 | 0.22 | 2.40 | 2.40 |
| Jan 20 | 36.1 | 13.4 | 0.23 | 0.23 | 2.50 | 2.50 |
| Jan 21 | 36.1 | 13.4 | 0.23 | 0.23 | 2.60 | 2.60 |
| Jan 22 | 36.2 | 13.4 | 0.24 | 0.24 | 2.70 | 2.70 |
| Jan 23 | 36.2 | 13.5 | 0.25 | 0.25 | 2.90 | 2.90 |
| Jan 24 | 36.2 | 13.5 | 0.26 | 0.26 | 3.00 | 3.00 |
| Jan 25 | 36.2 | 13.5 | 0.27 | 0.27 | 3.10 | 3.10 |
| Jan 26 | 36.3 | 13.5 | 0.27 | 0.27 | 3.20 | 3.20 |
| Jan 27 | 36.3 | 13.5 | 0.28 | 0.28 | 3.30 | 3.30 |
| Jan 28 | 36.3 | 13.5 | 0.29 | 0.29 | 3.40 | 3.40 |
| Jan 29 | 36.3 | 13.5 | 0.30 | 0.30 | 3.50 | 3.50 |
| Jan 30 | 36.3 | 13.5 | 0.30 | 0.30 | 3.60 | 3.60 |
| Jan 31 | 36.3 | 13.5 | 0.31 | 0.31 | 3.70 | 3.70 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Harlowton - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 81.0 | 48.0 | 0.00 |
| Sep 2 | 86.0 | 46.0 | 0.00 |
| Sep 3 | 80.1 | 44.1 | 0.00 |
| Sep 4 | 88.0 | 52.0 | 0.00 |
| Sep 5 | 81.0 | 44.1 | – |
| Sep 6 | 78.1 | 53.1 | – |
| Sep 7 | 68.0 | 45.0 | – |
| Sep 8 | 70.0 | 41.0 | 0.00 |
| Sep 9 | 75.0 | 42.1 | 0.00 |
| Sep 10 | 87.1 | 46.9 | 0.00 |
| Sep 11 | 57.9 | 46.9 | 0.00 |
| Sep 12 | 64.0 | 30.9 | 0.00 |
| Sep 13 | 73.0 | 34.0 | 0.20 |
| Sep 14 | 62.1 | 34.0 | 0.00 |
| Sep 15 | 68.0 | 33.1 | 0.00 |
| Sep 16 | 72.0 | 37.0 | 0.00 |
| Sep 17 | 73.9 | 39.0 | 0.00 |
| Sep 18 | 82.0 | 48.0 | 1.25 |
| Sep 19 | 57.0 | 46.9 | 0.40 |
| Sep 20 | 71.1 | 45.0 | 0.00 |
| Sep 21 | 73.0 | 42.1 | 0.00 |
| Sep 22 | 77.0 | 46.0 | 0.00 |
| Sep 23 | 77.0 | 42.1 | 0.00 |
| Sep 24 | 80.1 | 42.1 | 0.00 |
| Sep 25 | 82.0 | 44.1 | 0.00 |
| Sep 26 | 66.9 | 28.0 | 0.00 |
| Sep 27 | 55.9 | 30.0 | 0.00 |
| Sep 28 | 73.0 | 37.9 | 0.00 |
| Sep 29 | 73.0 | 48.9 | 0.00 |
| Sep 30 | 71.1 | 45.0 | 0.00 |
The data for September 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature88.0ºF · Sep 4
- Lowest max temperature55.9ºF · Sep 27
- Highest min temperature53.1ºF · Sep 6
- Lowest min temperature28.0ºF · Sep 26
Geo Harlowton - Montana
Location
- Country
- United States
- State
- Montana
- County
- Wheatland
- City
- Harlowton
- Zip Code
- 59036
- Elevation
- 4285 ft
- Longitude
- -109.85
- Latitude
- 46.45
- ICAO
- –
- IATA
- –