Hot-summer humid continental climate
Climate De Smet - South Dakota
Annual high55ºF
Annual low35ºF
Precipitation25.97 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 24 | 6 | 0.55 | 6 |
| Feb | 30 | 11 | 0.68 | 8 |
| Mar | 41 | 22 | 1.52 | 9 |
| Apr | 57 | 35 | 2.41 | 3 |
| May | 69 | 47 | 3.16 | 0 |
| Jun | 78 | 57 | 4.25 | 0 |
| Jul | 83 | 62 | 4.13 | 0 |
| Aug | 81 | 60 | 2.72 | 0 |
| Sep | 72 | 50 | 3.03 | 0 |
| Oct | 58 | 37 | 1.95 | 1 |
| Nov | 41 | 23 | 1.00 | 8 |
| Dec | 27 | 9 | 0.57 | 7 |
- JanHigh 24ºFLow 6ºFPrecip 0.55 inch
- FebHigh 30ºFLow 11ºFPrecip 0.68 inch
- MarHigh 41ºFLow 22ºFPrecip 1.52 inch
- AprHigh 57ºFLow 35ºFPrecip 2.41 inch
- MayHigh 69ºFLow 47ºFPrecip 3.16 inch
- JunHigh 78ºFLow 57ºFPrecip 4.25 inch
- JulHigh 83ºFLow 62ºFPrecip 4.13 inch
- AugHigh 81ºFLow 60ºFPrecip 2.72 inch
- SepHigh 72ºFLow 50ºFPrecip 3.03 inch
- OctHigh 58ºFLow 37ºFPrecip 1.95 inch
- NovHigh 41ºFLow 23ºFPrecip 1.00 inch
- DecHigh 27ºFLow 9ºFPrecip 0.57 inch
Climate summary
What is the average weather in De Smet, South Dakota?
De Smet experiences a humid continental climate, marked by a very large seasonal temperature contrast. Summers are warm, while winters are very cold and bring significant snowfall. The area receives moderate precipitation annually, with a strong pattern of wetter summers and drier winters, though moisture is spread relatively evenly throughout the year.
De Smet weather averages
Annual high55ºF
Annual low35ºF
Precipitation25.97 inch
Snowfall42 inch
Daily normals De Smet - South Dakota - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 23.3 | 5.9 | 0.02 | 0.02 | 0.20 | 0.20 |
| Jan 2 | 23.2 | 5.7 | 0.05 | 0.05 | 0.40 | 0.40 |
| Jan 3 | 23.1 | 5.6 | 0.07 | 0.07 | 0.60 | 0.60 |
| Jan 4 | 23.0 | 5.4 | 0.09 | 0.09 | 0.80 | 0.80 |
| Jan 5 | 22.9 | 5.3 | 0.12 | 0.12 | 1.10 | 1.10 |
| Jan 6 | 22.8 | 5.1 | 0.14 | 0.14 | 1.30 | 1.30 |
| Jan 7 | 22.8 | 5.0 | 0.16 | 0.16 | 1.50 | 1.50 |
| Jan 8 | 22.7 | 4.9 | 0.18 | 0.18 | 1.70 | 1.70 |
| Jan 9 | 22.7 | 4.8 | 0.20 | 0.20 | 1.90 | 1.90 |
| Jan 10 | 22.6 | 4.7 | 0.22 | 0.22 | 2.10 | 2.10 |
| Jan 11 | 22.6 | 4.7 | 0.24 | 0.24 | 2.30 | 2.30 |
| Jan 12 | 22.6 | 4.6 | 0.26 | 0.26 | 2.50 | 2.50 |
| Jan 13 | 22.6 | 4.5 | 0.28 | 0.28 | 2.70 | 2.70 |
| Jan 14 | 22.7 | 4.5 | 0.30 | 0.30 | 2.90 | 2.90 |
| Jan 15 | 22.7 | 4.5 | 0.31 | 0.31 | 3.10 | 3.10 |
| Jan 16 | 22.8 | 4.5 | 0.33 | 0.33 | 3.30 | 3.30 |
| Jan 17 | 22.8 | 4.5 | 0.35 | 0.35 | 3.40 | 3.40 |
| Jan 18 | 22.9 | 4.5 | 0.36 | 0.36 | 3.60 | 3.60 |
| Jan 19 | 23.0 | 4.5 | 0.38 | 0.38 | 3.80 | 3.80 |
| Jan 20 | 23.1 | 4.5 | 0.40 | 0.40 | 4.00 | 4.00 |
| Jan 21 | 23.2 | 4.5 | 0.41 | 0.41 | 4.10 | 4.10 |
| Jan 22 | 23.3 | 4.6 | 0.43 | 0.43 | 4.30 | 4.30 |
| Jan 23 | 23.4 | 4.6 | 0.45 | 0.45 | 4.50 | 4.50 |
| Jan 24 | 23.5 | 4.7 | 0.46 | 0.46 | 4.70 | 4.70 |
| Jan 25 | 23.7 | 4.8 | 0.48 | 0.48 | 4.90 | 4.90 |
| Jan 26 | 23.8 | 4.9 | 0.50 | 0.50 | 5.10 | 5.10 |
| Jan 27 | 24.0 | 5.0 | 0.52 | 0.52 | 5.30 | 5.30 |
| Jan 28 | 24.1 | 5.1 | 0.54 | 0.54 | 5.50 | 5.50 |
| Jan 29 | 24.3 | 5.2 | 0.56 | 0.56 | 5.80 | 5.80 |
| Jan 30 | 24.5 | 5.4 | 0.58 | 0.58 | 6.00 | 6.00 |
| Jan 31 | 24.7 | 5.5 | 0.60 | 0.60 | 6.20 | 6.20 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history De Smet - July 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Jul 1 | 82.0 | 60.1 | 0.17 |
| Jul 2 | 86.0 | 60.1 | 0.38 |
| Jul 3 | 82.0 | 63.0 | 0.00 |
| Jul 4 | 86.0 | 61.0 | 0.00 |
| Jul 5 | 86.0 | 62.1 | 0.00 |
| Jul 6 | 87.1 | 68.0 | 0.00 |
| Jul 7 | 89.1 | 68.0 | 0.00 |
| Jul 8 | 82.0 | 64.9 | 0.28 |
| Jul 9 | 81.0 | 60.1 | 0.00 |
| Jul 10 | 87.1 | 64.0 | 0.00 |
| Jul 11 | 88.0 | 66.9 | 0.00 |
| Jul 12 | 89.1 | 68.0 | 0.00 |
| Jul 13 | 88.0 | 68.0 | 0.00 |
| Jul 14 | 90.0 | 66.0 | 0.00 |
| Jul 15 | 89.1 | 64.9 | 0.00 |
| Jul 16 | 90.0 | 64.9 | 0.00 |
| Jul 17 | 98.1 | 66.9 | 0.00 |
| Jul 18 | 96.1 | 66.0 | 0.00 |
| Jul 19 | 80.1 | 64.0 | 0.02 |
| Jul 20 | 91.0 | 73.9 | T |
| Jul 21 | 79.0 | 62.1 | 0.00 |
| Jul 22 | 75.0 | 57.0 | 0.00 |
| Jul 23 | 75.0 | 54.0 | 0.00 |
| Jul 24 | 75.0 | 64.9 | 0.00 |
| Jul 25 | 96.1 | 66.9 | 0.00 |
| Jul 26 | 98.1 | 68.0 | 0.00 |
| Jul 27 | 91.9 | 73.9 | 0.00 |
| Jul 28 | 91.9 | 71.1 | 0.00 |
| Jul 29 | 91.9 | 70.0 | 0.00 |
| Jul 30 | 91.0 | 69.1 | 0.24 |
| Jul 31 | 73.9 | 62.1 | 3.39 |
The data for July 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature98.1ºF · Jul 17
- Lowest max temperature73.9ºF · Jul 31
- Highest min temperature73.9ºF · Jul 20
- Lowest min temperature54.0ºF · Jul 23
Geo De Smet - South Dakota
Location
- Country
- United States
- State
- South Dakota
- County
- Kingsbury
- City
- De Smet
- Zip Code
- 57231
- Elevation
- 1690 ft
- Longitude
- -97.55
- Latitude
- 44.39
- ICAO
- –
- IATA
- –