Annual mean
Annual mean of daily highs
Annual mean of daily lows
Roscoe CDP, Montana
Official LSAD Designation: Roscoe CDP • Census GEOID: 3064300
• Carbon County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Roscoe CDP.
Reference Weather Station: MYSTIC LAKE, MT US (ID: USC00245961)
• Located 13.8 miles from community center
• Elevation: 1,994.6 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 34.5° | 18.5° | 26.5° | 1.12" |
| February | 34.3° | 16.9° | 25.6° | 1.49" |
| March | 41.4° | 22.2° | 31.8° | 2.00" |
| April | 48.0° | 26.9° | 37.4° | 2.73" |
| May | 56.5° | 34.9° | 45.7° | 4.10" |
| June | 66.0° | 42.7° | 54.3° | 3.01" |
| July | 74.7° | 50.0° | 62.3° | 2.30" |
| August | 74.1° | 49.6° | 61.9° | 1.86" |
| September | 65.5° | 41.7° | 53.6° | 2.03" |
| October | 52.0° | 32.3° | 42.1° | 2.55" |
| November | 39.9° | 24.0° | 32.0° | 1.92" |
| December | 32.8° | 17.7° | 25.3° | 1.40" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station MYSTIC LAKE, MT US (ID: USC00245961) • 13.8 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 | 42.0 | 51.7 | 32.4 |
| 2011 | 41.3 | 50.9 | 31.8 |
| 2012 | 43.1 | 53.7 | 32.5 |
| 2013 | 41.4 | 50.9 | 31.9 |
| 2014 | 40.3 | 49.9 | 30.7 |
| 2015 | 43.7 | 53.5 | 33.9 |
| 2016 | 43.3 | 52.8 | 33.8 |
| 2017 | 41.8 | 51.6 | 32.0 |
| 2018 | 40.6 | 50.5 | 30.6 |
| 2019 | 38.6 | 48.0 | 29.1 |
| 2020 | 42.5 | 52.0 | 33.1 |
| 2021 | 43.1 | 52.6 | 33.7 |
| 2022 | Unavailable | Unavailable | Unavailable |
| 2023 | 42.7 | 51.3 | 34.1 |
| 2024 | 44.7 | 54.2 | 35.2 |
| 2025 | 43.9 | 53.8 | 34.0 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.