Annual mean
Annual mean of daily highs
Annual mean of daily lows
Deerfield village, Wisconsin
Official LSAD Designation: Deerfield village • Census GEOID: 5519250
• Dane County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Deerfield village.
Reference Weather Station: LAKE MILLS WWTP, WI US (ID: USC00474482)
• Located 9.3 miles from community center
• Elevation: 247.2 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 26.8° | 11.4° | 19.1° | 1.41" |
| February | 31.1° | 14.1° | 22.6° | 1.52" |
| March | 43.2° | 24.6° | 33.9° | 2.03" |
| April | 57.0° | 35.9° | 46.4° | 3.59" |
| May | 69.5° | 47.7° | 58.6° | 4.39" |
| June | 79.8° | 58.4° | 69.1° | 5.11" |
| July | 83.5° | 62.4° | 73.0° | 4.37" |
| August | 81.0° | 60.6° | 70.8° | 4.50" |
| September | 74.0° | 51.7° | 62.9° | 3.47" |
| October | 60.8° | 40.2° | 50.5° | 2.82" |
| November | 45.2° | 28.5° | 36.9° | 2.12" |
| December | 32.3° | 18.0° | 25.1° | 1.65" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station LAKE MILLS WWTP, WI US (ID: USC00474482) • 9.3 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 | 48.5 | 58.1 | 38.9 |
| 2011 | 47.6 | 56.9 | 38.2 |
| 2012 | 51.1 | 61.5 | 40.6 |
| 2013 | 45.3 | 55.1 | 35.4 |
| 2014 | 43.7 | 53.5 | 34.0 |
| 2015 | 48.0 | 57.8 | 38.2 |
| 2016 | 49.6 | 59.0 | 40.3 |
| 2017 | 48.8 | 58.2 | 39.3 |
| 2018 | 47.0 | 56.1 | 38.0 |
| 2019 | 46.3 | 55.5 | 37.2 |
| 2020 | 48.7 | 58.0 | 39.4 |
| 2021 | 49.4 | 59.1 | 39.6 |
| 2022 | 46.7 | 56.5 | 37.0 |
| 2023 | 49.9 | 59.7 | 40.2 |
| 2024 | 50.5 | 60.4 | 40.7 |
| 2025 | 47.9 | 58.0 | 38.0 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.