Annual mean
Annual mean of daily highs
Annual mean of daily lows
Ortonville city, Minnesota
Official LSAD Designation: Ortonville city • Census GEOID: 2748706
• Big Stone County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Ortonville city.
Reference Weather Station: MILBANK, SD US (ID: USC00395531)
• Located 10.2 miles from community center
• Elevation: 348.1 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 20.9° | 3.5° | 12.2° | 0.71" |
| February | 25.6° | 6.7° | 16.1° | 0.70" |
| March | 37.8° | 19.0° | 28.4° | 1.18" |
| April | 53.8° | 31.8° | 42.8° | 2.41" |
| May | 67.0° | 44.5° | 55.8° | 2.89" |
| June | 76.9° | 56.2° | 66.6° | 3.92" |
| July | 81.0° | 60.2° | 70.6° | 3.80" |
| August | 79.1° | 57.3° | 68.2° | 3.21" |
| September | 71.8° | 48.0° | 59.9° | 2.60" |
| October | 57.9° | 34.7° | 46.3° | 2.31" |
| November | 40.8° | 21.9° | 31.3° | 0.93" |
| December | 26.5° | 9.7° | 18.1° | 0.77" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station MILBANK, SD US (ID: USC00395531) • 10.2 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 | Unavailable | Unavailable | Unavailable |
| 2011 | 43.0 | 52.9 | 33.1 |
| 2012 | 46.6 | 58.0 | 35.3 |
| 2013 | 40.3 | 50.4 | 30.2 |
| 2014 | 40.7 | 50.6 | 30.7 |
| 2015 | 45.2 | 55.6 | 34.9 |
| 2016 | 46.0 | 56.0 | 35.9 |
| 2017 | 44.4 | 54.6 | 34.2 |
| 2018 | 41.7 | 51.2 | 32.2 |
| 2019 | 39.9 | 48.6 | 31.2 |
| 2020 | 44.2 | 54.4 | 33.9 |
| 2021 | 45.4 | 55.7 | 35.0 |
| 2022 | 41.8 | 51.9 | 31.7 |
| 2023 | 44.4 | 54.9 | 34.0 |
| 2024 | 46.1 | 55.8 | 36.4 |
| 2025 | 44.6 | 55.2 | 34.1 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.