Annual mean
Annual mean of daily highs
Annual mean of daily lows
Granby CDP, Massachusetts
Official LSAD Designation: Granby CDP • Census GEOID: 2526500
• Hampshire County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Granby CDP.
Reference Weather Station: AMHERST, MA US (ID: USC00190120)
• Located 8.3 miles from community center
• Elevation: 44.2 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 34.0° | 13.8° | 23.9° | 3.36" |
| February | 37.0° | 15.3° | 26.2° | 2.93" |
| March | 45.2° | 24.1° | 34.7° | 3.47" |
| April | 58.2° | 34.4° | 46.3° | 3.79" |
| May | 69.5° | 45.4° | 57.5° | 3.71" |
| June | 78.0° | 55.0° | 66.5° | 4.46" |
| July | 83.1° | 60.2° | 71.7° | 4.12" |
| August | 81.5° | 58.3° | 69.9° | 4.12" |
| September | 74.4° | 50.3° | 62.3° | 4.62" |
| October | 61.9° | 38.6° | 50.2° | 4.74" |
| November | 49.7° | 29.1° | 39.4° | 3.38" |
| December | 39.2° | 20.8° | 30.0° | 3.89" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station AMHERST, MA US (ID: USC00190120) • 8.3 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 | 49.7 | 60.9 | 38.6 |
| 2011 | 49.0 | 59.9 | 38.1 |
| 2012 | 51.1 | 61.8 | 40.4 |
| 2013 | 48.2 | 59.1 | 37.3 |
| 2014 | 47.2 | 58.2 | 36.3 |
| 2015 | 47.8 | 59.6 | 36.0 |
| 2016 | 50.0 | 61.6 | 38.3 |
| 2017 | 49.0 | 59.8 | 38.2 |
| 2018 | 48.9 | 59.0 | 38.8 |
| 2019 | 47.6 | 58.2 | 37.0 |
| 2020 | 50.3 | 61.3 | 39.3 |
| 2021 | 50.1 | 60.5 | 39.8 |
| 2022 | 49.6 | 61.0 | 38.1 |
| 2023 | 50.7 | 61.2 | 40.3 |
| 2024 | 50.9 | 61.8 | 40.0 |
| 2025 | 48.6 | 59.9 | 37.3 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.