Annual mean
Annual mean of daily highs
Annual mean of daily lows
Weston city, Idaho
Official LSAD Designation: Weston city • Census GEOID: 1687040
• Franklin County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Weston city.
Reference Weather Station: PRESTON, ID US (ID: USC00107346)
• Located 6.3 miles from community center
• Elevation: 1,438.4 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 32.3° | 15.3° | 23.8° | 1.66" |
| February | 37.7° | 18.3° | 28.0° | 1.40" |
| March | 50.3° | 27.2° | 38.8° | 1.50" |
| April | 59.1° | 32.9° | 46.0° | 1.89" |
| May | 69.1° | 40.4° | 54.8° | 2.24" |
| June | 79.4° | 46.8° | 63.1° | 1.24" |
| July | 89.2° | 53.5° | 71.4° | 0.74" |
| August | 87.4° | 52.4° | 69.9° | 0.81" |
| September | 76.9° | 43.0° | 59.9° | 1.48" |
| October | 62.6° | 33.4° | 48.0° | 1.59" |
| November | 46.5° | 24.1° | 35.3° | 1.18" |
| December | 33.5° | 16.5° | 25.0° | 1.57" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station PRESTON, ID US (ID: USC00107346) • 6.3 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 | 45.7 | 58.2 | 33.2 |
| 2011 | 45.2 | 57.3 | 33.2 |
| 2012 | Unavailable | Unavailable | Unavailable |
| 2013 | 45.7 | 58.6 | 32.7 |
| 2014 | 48.8 | 62.2 | 35.3 |
| 2015 | 49.7 | 63.5 | 36.0 |
| 2016 | Unavailable | 61.8 | Unavailable |
| 2017 | 47.7 | 60.7 | 34.6 |
| 2018 | 48.5 | 61.8 | 35.2 |
| 2019 | 45.8 | 58.6 | 33.0 |
| 2020 | 47.5 | 61.3 | 33.7 |
| 2021 | 48.8 | 62.0 | 35.5 |
| 2022 | 46.0 | 59.5 | 32.6 |
| 2023 | 45.7 | 57.6 | 33.8 |
| 2024 | 48.8 | 61.3 | 36.3 |
| 2025 | 49.7 | 62.5 | 37.0 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.