Annual mean
Annual mean of daily highs
Annual mean of daily lows
Milton town, Delaware
Official LSAD Designation: Milton town • Census GEOID: 1048330
• Sussex County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Milton town.
Reference Weather Station: GEORGETOWN SUSSEX CO AP, DE US (ID: USW00013764)
• Located 6.3 miles from community center
• Elevation: 15.5 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 45.2° | 28.6° | 36.9° | 3.01" |
| February | 47.8° | 30.0° | 38.9° | 2.58" |
| March | 55.2° | 36.3° | 45.8° | 3.86" |
| April | 66.3° | 45.3° | 55.8° | 3.29" |
| May | 74.5° | 54.5° | 64.5° | 3.63" |
| June | 83.1° | 64.0° | 73.6° | 4.07" |
| July | 87.7° | 69.5° | 78.6° | 4.14" |
| August | 85.7° | 67.7° | 76.7° | 3.99" |
| September | 79.5° | 61.2° | 70.3° | 4.54" |
| October | 69.3° | 49.4° | 59.3° | 4.11" |
| November | 58.7° | 39.6° | 49.2° | 3.19" |
| December | 49.9° | 32.7° | 41.3° | 3.47" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station GEORGETOWN SUSSEX CO AP, DE US (ID: USW00013764) • 6.3 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 | 57.3 | 66.9 | 47.6 |
| 2011 | 58.2 | 68.1 | 48.2 |
| 2012 | 59.4 | 69.2 | 49.6 |
| 2013 | 56.9 | 66.2 | 47.7 |
| 2014 | 55.6 | 65.3 | 45.9 |
| 2015 | 56.9 | 66.7 | 47.1 |
| 2016 | 57.9 | 67.4 | 48.3 |
| 2017 | 58.8 | 68.4 | 49.3 |
| 2018 | 58.7 | 67.9 | 49.4 |
| 2019 | 59.0 | 68.7 | 49.2 |
| 2020 | 59.5 | 69.0 | 50.0 |
| 2021 | 59.1 | 68.8 | 49.4 |
| 2022 | 58.0 | 68.2 | 47.7 |
| 2023 | 59.1 | 69.4 | 48.9 |
| 2024 | 58.4 | 68.3 | 48.4 |
| 2025 | 56.6 | 66.3 | 47.0 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.