Annual mean
Annual mean of daily highs
Annual mean of daily lows
Glasgow city, Montana
Official LSAD Designation: Glasgow city • Census GEOID: 3031075
• Valley County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Glasgow city.
Reference Weather Station: GLASGOW INTL AP, MT US (ID: USW00094008)
• Located 1.1 miles from community center
• Elevation: 696.5 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 23.5° | 5.8° | 14.6° | 0.44" |
| February | 28.0° | 9.4° | 18.7° | 0.35" |
| March | 41.8° | 21.4° | 31.6° | 0.47" |
| April | 56.8° | 32.8° | 44.8° | 1.01" |
| May | 67.7° | 43.3° | 55.5° | 2.22" |
| June | 76.3° | 52.7° | 64.5° | 2.83" |
| July | 85.5° | 58.5° | 72.0° | 1.95" |
| August | 84.8° | 57.2° | 71.0° | 1.27" |
| September | 72.9° | 46.9° | 59.9° | 1.06" |
| October | 56.5° | 33.8° | 45.2° | 0.92" |
| November | 40.0° | 20.5° | 30.2° | 0.49" |
| December | 27.2° | 9.7° | 18.5° | 0.43" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station GLASGOW INTL AP, MT US (ID: USW00094008) • 1.1 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 | 41.1 | 52.3 | 29.9 |
| 2011 | 41.7 | 53.0 | 30.3 |
| 2012 | 45.4 | 57.6 | 33.3 |
| 2013 | 42.3 | 54.0 | 30.6 |
| 2014 | 42.3 | 54.3 | 30.3 |
| 2015 | 46.0 | 58.5 | 33.5 |
| 2016 | 45.9 | 57.5 | 34.4 |
| 2017 | 44.3 | 56.7 | 32.0 |
| 2018 | 41.9 | 53.4 | 30.4 |
| 2019 | 41.4 | 52.2 | 30.7 |
| 2020 | 45.2 | 57.3 | 33.2 |
| 2021 | 46.8 | 59.9 | 33.6 |
| 2022 | 44.3 | 56.6 | 32.0 |
| 2023 | 45.7 | 57.0 | 34.4 |
| 2024 | 46.9 | 58.7 | 35.0 |
| 2025 | 44.8 | 57.0 | 32.6 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.