Annual mean
Annual mean of daily highs
Annual mean of daily lows
Ypsilanti city, Michigan
Official LSAD Designation: Ypsilanti city • Census GEOID: 2689140
• Washtenaw County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Ypsilanti city.
Reference Weather Station: ANN ARBOR SE, MI US (ID: USC00200228)
• Located 3.7 miles from community center
• Elevation: 253.6 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 31.7° | 16.3° | 24.0° | 2.84" |
| February | 34.8° | 16.3° | 25.5° | 2.42" |
| March | 45.1° | 24.9° | 35.0° | 2.76" |
| April | 58.2° | 34.2° | 46.2° | 3.34" |
| May | 70.4° | 45.5° | 57.9° | 3.79" |
| June | 79.7° | 55.5° | 67.6° | 4.25" |
| July | 84.0° | 59.0° | 71.5° | 3.85" |
| August | 81.5° | 57.9° | 69.7° | 3.34" |
| September | 75.1° | 49.7° | 62.4° | 2.98" |
| October | 62.0° | 39.0° | 50.5° | 2.93" |
| November | 48.0° | 29.6° | 38.8° | 2.73" |
| December | 36.2° | 22.2° | 29.2° | 2.64" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station ANN ARBOR SE, MI US (ID: USC00200228) • 3.7 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 | 49.6 | 60.2 | 39.0 |
| 2011 | 48.8 | 59.3 | 38.3 |
| 2012 | 51.4 | 63.1 | 39.7 |
| 2013 | 47.6 | 57.8 | 37.4 |
| 2014 | 45.4 | 56.1 | 34.7 |
| 2015 | 48.0 | 59.0 | 37.0 |
| 2016 | 50.3 | 61.4 | 39.3 |
| 2017 | 49.8 | 60.4 | 39.1 |
| 2018 | 48.6 | 58.8 | 38.5 |
| 2019 | 47.9 | 58.3 | 37.7 |
| 2020 | 49.4 | 60.1 | 38.6 |
| 2021 | 50.1 | 60.8 | 39.4 |
| 2022 | 48.4 | 59.4 | 37.4 |
| 2023 | 50.3 | 60.7 | 39.8 |
| 2024 | 51.7 | 62.2 | 41.3 |
| 2025 | 48.8 | 59.6 | 38.0 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.