Annual mean
Annual mean of daily highs
Annual mean of daily lows
Callahan town, Florida
Official LSAD Designation: Callahan town • Census GEOID: 1209700
• Nassau County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Callahan town.
Reference Weather Station: JACKSONVILLE, FL US (ID: USW00013889)
• Located 9.6 miles from community center
• Elevation: 10.1 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 65.5° | 42.9° | 54.2° | 3.28" |
| February | 68.9° | 46.1° | 57.5° | 2.86" |
| March | 74.3° | 50.6° | 62.4° | 3.29" |
| April | 79.8° | 56.4° | 68.1° | 2.93" |
| May | 85.9° | 63.9° | 74.9° | 3.42" |
| June | 89.9° | 70.7° | 80.3° | 7.60" |
| July | 91.9° | 73.2° | 82.5° | 6.77" |
| August | 90.8° | 73.4° | 82.1° | 6.88" |
| September | 87.2° | 70.5° | 78.8° | 7.56" |
| October | 80.9° | 61.5° | 71.2° | 4.03" |
| November | 73.2° | 51.3° | 62.3° | 2.00" |
| December | 67.5° | 45.8° | 56.7° | 2.78" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station JACKSONVILLE, FL US (ID: USW00013889) • 9.6 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 | 67.0 | 78.6 | 55.3 |
| 2011 | 69.0 | 80.9 | 57.2 |
| 2012 | 69.5 | 80.3 | 58.6 |
| 2013 | 68.9 | 79.1 | 58.6 |
| 2014 | 67.8 | 78.4 | 57.2 |
| 2015 | 70.5 | 80.4 | 60.5 |
| 2016 | 69.8 | 81.1 | 58.6 |
| 2017 | 70.9 | 81.6 | 60.1 |
| 2018 | 70.2 | 80.3 | 60.1 |
| 2019 | 71.3 | 81.8 | 60.8 |
| 2020 | 71.0 | 81.3 | 60.8 |
| 2021 | 69.0 | 79.5 | 58.4 |
| 2022 | 69.4 | 80.3 | 58.5 |
| 2023 | 70.9 | 81.8 | 60.0 |
| 2024 | 71.0 | 81.3 | 60.7 |
| 2025 | 70.1 | 81.6 | 58.7 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.