Annual mean
Annual mean of daily highs
Annual mean of daily lows
Hallowell city, Maine
Official LSAD Designation: Hallowell city • Census GEOID: 2330550
• Kennebec County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Hallowell city.
Reference Weather Station: AUGUSTA STATE AP, ME US (ID: USW00014605)
• Located 2.5 miles from community center
• Elevation: 106.7 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 28.8° | 12.1° | 20.4° | 2.62" |
| February | 31.9° | 14.4° | 23.2° | 2.32" |
| March | 40.6° | 23.4° | 32.0° | 3.21" |
| April | 53.5° | 34.2° | 43.8° | 3.82" |
| May | 65.8° | 44.7° | 55.3° | 3.27" |
| June | 74.4° | 54.1° | 64.2° | 4.01" |
| July | 79.9° | 60.3° | 70.1° | 3.20" |
| August | 78.9° | 58.8° | 68.9° | 3.41" |
| September | 70.9° | 51.0° | 61.0° | 3.90" |
| October | 57.9° | 40.4° | 49.2° | 4.69" |
| November | 45.7° | 30.3° | 38.0° | 3.95" |
| December | 34.7° | 19.8° | 27.2° | 3.44" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station AUGUSTA STATE AP, ME US (ID: USW00014605) • 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 | 48.4 | 56.9 | 40.0 |
| 2011 | 46.6 | 55.2 | 38.0 |
| 2012 | 47.7 | 56.5 | 38.9 |
| 2013 | 45.8 | 54.3 | 37.2 |
| 2014 | 45.1 | 53.8 | 36.5 |
| 2015 | 45.2 | 54.4 | 36.0 |
| 2016 | 47.3 | 56.6 | 37.9 |
| 2017 | 46.6 | 55.4 | 37.9 |
| 2018 | 46.2 | 55.0 | 37.4 |
| 2019 | 45.3 | 53.9 | 36.6 |
| 2020 | 47.8 | 56.7 | 38.8 |
| 2021 | 48.5 | 57.2 | 39.8 |
| 2022 | Unavailable | Unavailable | 39.1 |
| 2023 | 49.3 | 57.7 | 40.9 |
| 2024 | 49.8 | 58.6 | 41.1 |
| 2025 | 47.4 | 56.4 | 38.4 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.