Annual mean
Annual mean of daily highs
Annual mean of daily lows
Houlton CDP, Maine
Official LSAD Designation: Houlton CDP • Census GEOID: 2333945
• Aroostook County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Houlton CDP.
Reference Weather Station: HOULTON INTL AP, ME US (ID: USW00014609)
• Located 1.9 miles from community center
• Elevation: 145.1 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 23.2° | 2.6° | 12.9° | 2.65" |
| February | 26.3° | 3.2° | 14.8° | 1.95" |
| March | 36.0° | 15.0° | 25.5° | 2.67" |
| April | 49.3° | 27.9° | 38.6° | 2.94" |
| May | 63.6° | 38.9° | 51.2° | 3.46" |
| June | 72.5° | 48.0° | 60.2° | 4.04" |
| July | 78.1° | 54.1° | 66.1° | 3.63" |
| August | 76.7° | 52.1° | 64.4° | 3.52" |
| September | 68.3° | 44.0° | 56.2° | 3.40" |
| October | 54.5° | 34.0° | 44.3° | 4.04" |
| November | 41.3° | 24.8° | 33.1° | 3.61" |
| December | 29.6° | 12.2° | 20.9° | 3.37" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station HOULTON INTL AP, ME US (ID: USW00014609) • 1.9 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 | 44.0 | 54.2 | 33.9 |
| 2011 | 41.7 | 52.2 | 31.3 |
| 2012 | 42.7 | 53.6 | 31.7 |
| 2013 | 40.7 | 51.5 | 29.9 |
| 2014 | 40.5 | 51.3 | 29.8 |
| 2015 | 40.1 | 51.1 | 29.2 |
| 2016 | 42.2 | 53.0 | 31.3 |
| 2017 | 41.4 | 52.6 | 30.3 |
| 2018 | 40.5 | 51.5 | 29.4 |
| 2019 | 39.3 | 50.2 | 28.4 |
| 2020 | 42.7 | 53.8 | 31.6 |
| 2021 | 43.6 | 54.1 | 33.1 |
| 2022 | 42.8 | 53.7 | 31.9 |
| 2023 | 43.5 | 53.3 | 33.7 |
| 2024 | 44.0 | 54.6 | 33.4 |
| 2025 | 41.3 | 52.2 | 30.3 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.