Annual mean
Annual mean of daily highs
Annual mean of daily lows
Brookline CDP, Massachusetts
Official LSAD Designation: Brookline CDP • Census GEOID: 2509210
• Norfolk County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Brookline CDP.
Reference Weather Station: JAMAICA PLAIN, MA US (ID: USC00193890)
• Located 1.7 miles from community center
• Elevation: 29.0 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 37.0° | 19.4° | 28.2° | 3.87" |
| February | 39.6° | 21.0° | 30.3° | 3.59" |
| March | 46.6° | 28.4° | 37.5° | 4.49" |
| April | 58.8° | 38.1° | 48.5° | 4.32" |
| May | 69.4° | 48.2° | 58.8° | 3.64" |
| June | 78.8° | 57.9° | 68.4° | 4.18" |
| July | 84.7° | 64.0° | 74.4° | 3.49" |
| August | 83.1° | 62.5° | 72.8° | 3.72" |
| September | 75.5° | 54.9° | 65.2° | 3.96" |
| October | 63.7° | 43.0° | 53.3° | 5.03" |
| November | 52.6° | 34.2° | 43.4° | 3.99" |
| December | 42.4° | 25.7° | 34.0° | 5.08" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station JAMAICA PLAIN, MA US (ID: USC00193890) • 1.7 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 | 52.4 | 61.2 | 43.5 |
| 2011 | 51.5 | 60.6 | 42.4 |
| 2012 | 53.1 | 62.2 | 44.0 |
| 2013 | 51.0 | 60.3 | 41.7 |
| 2014 | 50.4 | 59.9 | 40.8 |
| 2015 | 51.3 | 61.0 | 41.5 |
| 2016 | 53.3 | 63.4 | 43.1 |
| 2017 | 52.3 | 61.8 | 42.9 |
| 2018 | 52.0 | 61.1 | 42.9 |
| 2019 | 51.1 | 60.5 | 41.7 |
| 2020 | 53.5 | 63.2 | 43.9 |
| 2021 | 53.3 | 62.6 | 44.0 |
| 2022 | 53.1 | 63.2 | 43.0 |
| 2023 | 53.6 | 62.9 | 44.4 |
| 2024 | 53.6 | 63.3 | 44.0 |
| 2025 | 51.8 | 61.4 | 42.2 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.