Annual mean
Annual mean of daily highs
Annual mean of daily lows
Sisseton city, South Dakota
Official LSAD Designation: Sisseton city • Census GEOID: 4659260
• Roberts County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Sisseton city.
Reference Weather Station: SISSETON, SD US (ID: USC00397742)
• Located 0.4 miles from community center
• Elevation: 368.5 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 22.1° | 4.5° | 13.3° | 0.79" |
| February | 26.6° | 8.5° | 17.6° | 0.82" |
| March | 39.2° | 20.4° | 29.8° | 1.35" |
| April | 54.6° | 32.7° | 43.6° | 2.38" |
| May | 68.1° | 45.7° | 56.9° | 3.08" |
| June | 77.5° | 56.4° | 67.0° | 3.91" |
| July | 82.0° | 60.9° | 71.5° | 3.67" |
| August | 80.2° | 58.6° | 69.4° | 2.45" |
| September | 72.4° | 49.6° | 61.0° | 2.63" |
| October | 57.0° | 36.8° | 46.9° | 2.54" |
| November | 40.6° | 22.9° | 31.7° | 1.04" |
| December | 27.2° | 11.0° | 19.1° | 0.78" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station SISSETON, SD US (ID: USC00397742) • 0.4 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 | 44.2 | 53.7 | 34.6 |
| 2011 | 43.9 | 53.5 | 34.3 |
| 2012 | 47.4 | 58.4 | 36.5 |
| 2013 | 41.1 | 50.9 | 31.4 |
| 2014 | 41.9 | 51.7 | 32.1 |
| 2015 | 46.4 | 56.6 | 36.1 |
| 2016 | 47.3 | 57.2 | 37.3 |
| 2017 | 45.3 | 55.6 | 35.0 |
| 2018 | 43.1 | 52.5 | 33.6 |
| 2019 | 41.0 | 49.7 | 32.3 |
| 2020 | 45.1 | 55.4 | 34.9 |
| 2021 | 46.8 | 56.9 | 36.6 |
| 2022 | 41.6 | 51.5 | 31.6 |
| 2023 | Unavailable | 54.2 | Unavailable |
| 2024 | 47.2 | 56.5 | 37.8 |
| 2025 | 45.4 | 55.8 | 34.9 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.