Annual mean
Annual mean of daily highs
Annual mean of daily lows
Bath city, Maine
Official LSAD Designation: Bath city • Census GEOID: 2303355
• Sagadahoc County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Bath city.
Reference Weather Station: BATH, ME US (ID: USC00170409)
• Located 0.5 miles from community center
• Elevation: 7.6 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 31.1° | 10.3° | 20.7° | 3.74" |
| February | 33.5° | 9.6° | 21.5° | 3.58" |
| March | 40.8° | 20.4° | 30.6° | 4.16" |
| April | 52.5° | 31.0° | 41.8° | 4.31" |
| May | 63.1° | 40.9° | 52.0° | 3.56" |
| June | 72.3° | 51.0° | 61.7° | 4.42" |
| July | 78.6° | 57.4° | 68.0° | 3.14" |
| August | 78.3° | 55.5° | 66.9° | 3.26" |
| September | 70.5° | 48.2° | 59.3° | 3.92" |
| October | 58.6° | 37.5° | 48.0° | 5.25" |
| November | 46.8° | 27.6° | 37.2° | 4.52" |
| December | 36.5° | 17.7° | 27.1° | 4.59" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station BATH, ME US (ID: USC00170409) • 0.5 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 | Unavailable | Unavailable | Unavailable |
| 2011 | 45.4 | 55.7 | 35.2 |
| 2012 | 47.0 | 57.1 | 36.8 |
| 2013 | 44.8 | 55.2 | 34.4 |
| 2014 | 44.2 | 54.2 | 34.2 |
| 2015 | 44.3 | 54.8 | 33.7 |
| 2016 | 46.5 | 56.7 | 36.3 |
| 2017 | 45.4 | 55.7 | 35.1 |
| 2018 | 44.9 | 55.0 | 34.7 |
| 2019 | 44.0 | 54.6 | 33.4 |
| 2020 | 46.1 | 56.6 | 35.7 |
| 2021 | Unavailable | Unavailable | Unavailable |
| 2022 | 46.4 | 57.3 | 35.4 |
| 2023 | 47.3 | 56.6 | 37.9 |
| 2024 | 47.5 | 57.5 | 37.6 |
| 2025 | 45.3 | 55.9 | 34.7 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.