Annual mean
Annual mean of daily highs
Annual mean of daily lows
Miles City city, Montana
Official LSAD Designation: Miles City city • Census GEOID: 3049525
• Custer County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Miles City city.
Reference Weather Station: MILES CITY F WILEY FLD, MT US (ID: USW00024037)
• Located 2.5 miles from community center
• Elevation: 799.8 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 30.1° | 8.9° | 19.5° | 0.28" |
| February | 34.7° | 12.5° | 23.6° | 0.26" |
| March | 46.8° | 22.5° | 34.7° | 0.55" |
| April | 58.1° | 32.9° | 45.5° | 1.54" |
| May | 68.1° | 42.9° | 55.5° | 2.73" |
| June | 78.6° | 52.5° | 65.6° | 2.51" |
| July | 88.7° | 59.6° | 74.2° | 1.51" |
| August | 87.4° | 57.6° | 72.5° | 0.91" |
| September | 75.6° | 46.9° | 61.2° | 1.07" |
| October | 59.0° | 33.8° | 46.4° | 0.97" |
| November | 44.3° | 21.2° | 32.7° | 0.33" |
| December | 33.1° | 11.7° | 22.4° | 0.22" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station MILES CITY F WILEY FLD, MT US (ID: USW00024037) • 2.5 miles from community center .
This is the same reference station used for monthly normals.
Source: NOAA NCEI Global Summary of the Year.
Annual temperature data table (°F)
| Year | Annual mean (°F) | Annual mean of daily highs (°F) | Annual mean of daily lows (°F) |
|---|---|---|---|
| 2010 | 44.4 | 55.9 | 32.8 |
| 2011 | 45.1 | 56.9 | 33.2 |
| 2012 | 50.0 | 63.3 | 36.7 |
| 2013 | 46.4 | 58.4 | 34.4 |
| 2014 | 44.9 | 56.8 | 33.1 |
| 2015 | 48.9 | 62.0 | 35.8 |
| 2016 | 49.7 | 62.2 | 37.3 |
| 2017 | 47.4 | 59.6 | 35.3 |
| 2018 | 43.4 | 55.0 | 31.7 |
| 2019 | 43.1 | 54.5 | 31.6 |
| 2020 | 47.1 | 60.1 | 34.1 |
| 2021 | 47.7 | 61.2 | 34.3 |
| 2022 | 45.3 | 57.5 | 33.2 |
| 2023 | 47.7 | 59.3 | 36.1 |
| 2024 | 48.1 | 60.9 | 35.4 |
| 2025 | 47.3 | 59.9 | 34.7 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.