Climate Winner - South Dakota
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 34 | 38 | 48 | 60 | 71 | 81 |
| Average low in ºF Av. low Lo | 12 | 15 | 23 | 34 | 47 | 57 |
| Av. precipitation in inch Av. precip. Pre. | 0.52 | 0.62 | 1.54 | 2.72 | 3.76 | 3.91 |
| Av. snowfall in inch Snowfall Sn | 7 | 7 | 10 | 7 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 88 | 87 | 78 | 64 | 46 | 34 |
| Average low in ºF Av. low Lo | 63 | 60 | 50 | 37 | 25 | 14 |
| Av. precipitation in inch Av. precip. Pre. | 2.94 | 2.23 | 2.24 | 1.87 | 0.97 | 0.61 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 1 | 8 | 9 |
Winner experiences a humid continental climate, marked by very strong seasonal contrasts. Summers are hot, while winters are cold and bring significant snowfall. Precipitation is moderate overall, with a strong seasonal pattern that makes summers wetter and winters drier, though moisture is spread relatively evenly throughout the year.
Winner Climate Graph - South Dakota Climate Chart
Daily normals Winner - South Dakota - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 33.5 | 11.8 | 0.04 | 0.04 | 0.20 | 0.50 |
| 2 Jan | 33.6 | 11.9 | 0.04 | 0.04 | 0.51 | 1.30 |
| 3 Jan | 33.7 | 11.9 | 0.08 | 0.08 | 0.71 | 1.80 |
| 4 Jan | 33.7 | 11.9 | 0.08 | 0.08 | 0.91 | 2.30 |
| 5 Jan | 33.8 | 11.9 | 0.08 | 0.08 | 1.18 | 3.00 |
| 6 Jan | 33.8 | 11.9 | 0.12 | 0.12 | 1.42 | 3.60 |
| 7 Jan | 33.9 | 11.9 | 0.12 | 0.12 | 1.61 | 4.10 |
| 8 Jan | 34.0 | 11.9 | 0.16 | 0.16 | 1.89 | 4.80 |
| 9 Jan | 34.0 | 11.9 | 0.16 | 0.16 | 2.09 | 5.30 |
| 10 Jan | 34.1 | 11.9 | 0.20 | 0.20 | 2.28 | 5.80 |
| 11 Jan | 34.1 | 12.0 | 0.20 | 0.20 | 2.52 | 6.40 |
| 12 Jan | 34.1 | 12.0 | 0.24 | 0.24 | 2.72 | 6.90 |
| 13 Jan | 34.2 | 12.0 | 0.24 | 0.24 | 2.91 | 7.40 |
| 14 Jan | 34.2 | 12.0 | 0.28 | 0.28 | 3.11 | 7.90 |
| 15 Jan | 34.3 | 12.0 | 0.28 | 0.28 | 3.31 | 8.40 |
| 16 Jan | 34.3 | 12.1 | 0.28 | 0.28 | 3.50 | 8.90 |
| 17 Jan | 34.3 | 12.1 | 0.31 | 0.31 | 3.70 | 9.40 |
| 18 Jan | 34.4 | 12.1 | 0.31 | 0.31 | 3.90 | 9.90 |
| 19 Jan | 34.4 | 12.1 | 0.31 | 0.31 | 4.09 | 10.40 |
| 20 Jan | 34.5 | 12.1 | 0.35 | 0.35 | 4.29 | 10.90 |
| 21 Jan | 34.5 | 12.2 | 0.35 | 0.35 | 4.49 | 11.40 |
| 22 Jan | 34.5 | 12.2 | 0.39 | 0.39 | 4.69 | 11.90 |
| 23 Jan | 34.6 | 12.2 | 0.39 | 0.39 | 4.88 | 12.40 |
| 24 Jan | 34.6 | 12.2 | 0.39 | 0.39 | 5.12 | 13.00 |
| 25 Jan | 34.7 | 12.3 | 0.43 | 0.43 | 5.31 | 13.50 |
| 26 Jan | 34.7 | 12.3 | 0.43 | 0.43 | 5.51 | 14.00 |
| 27 Jan | 34.8 | 12.4 | 0.43 | 0.43 | 5.71 | 14.50 |
| 28 Jan | 34.9 | 12.4 | 0.47 | 0.47 | 5.91 | 15.00 |
| 29 Jan | 34.9 | 12.5 | 0.47 | 0.47 | 6.10 | 15.50 |
| 30 Jan | 35.0 | 12.5 | 0.51 | 0.51 | 6.30 | 16.00 |
| 31 Jan | 35.1 | 12.6 | 0.51 | 0.51 | 6.50 | 16.50 |
Weather history Winner - May 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 May | 54.0 | 34.0 | 0.00 | 0.00 | 0.0 |
| 02 May | 55.9 | 26.1 | 0.00 | 0.00 | 0.0 |
| 03 May | 75.9 | 26.1 | 0.00 | 0.00 | 0.0 |
| 04 May | 71.1 | 37.9 | 0.00 | 0.00 | 0.0 |
| 05 May | - | - | - | - | - |
| 06 May | - | - | - | - | - |
| 07 May | - | - | - | - | - |
| 08 May | - | - | - | - | - |
| 09 May | - | - | - | - | - |
| 10 May | - | - | - | - | - |
| 11 May | - | - | - | - | - |
| 12 May | - | - | - | - | - |
| 13 May | - | - | - | - | - |
| 14 May | - | - | - | - | - |
| 15 May | 79.0 | 46.0 | 0.00 | 0.00 | 0.0 |
| 16 May | 81.0 | 48.0 | 0.00 | 0.00 | 0.0 |
| 17 May | 80.1 | 43.0 | 0.20 | 0.00 | 0.0 |
| 18 May | 68.0 | 43.0 | 0.05 | 0.00 | 0.0 |
| 19 May | - | - | - | - | - |
| 20 May | - | - | - | - | - |
| 21 May | - | - | - | - | - |
| 22 May | - | - | - | - | - |
| 23 May | - | - | - | - | - |
| 24 May | - | - | - | - | - |
| 25 May | - | - | - | - | - |
| 26 May | - | - | - | - | - |
| 27 May | - | - | - | - | - |
| 28 May | - | - | - | - | - |
| 29 May | 84.9 | 60.1 | 0.00 | 0.00 | 0.0 |
| 30 May | 72.0 | 63.0 | 0.00 | 0.00 | 0.0 |
| 31 May | 82.0 | 61.0 | 0.00 | 0.00 | 0.0 |
Past weather Winner
| May 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 73.1 ºF | 34 ºF | |
| Average low temperature Av. low temp. | 44.4 ºF | 12 ºF | |
| Total precipitation Total precip. | 0.25 inch | 0.52 inch | |
| Total snowfall Total snowfall | 0.00 inch | 7 inch | |
| Highest max temperature Highest max temp. | 84.9 ºF | - | |
| Lowest max temperature Lowest max temp. | 54.0 ºF | - | |
| Highest min temperature Highest min temp. | 63.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 26.1 ºF | - | |
Past weather May 2026 incomplete - Missing data
Geo Winner - South Dakota
| Country | United States | |
|---|---|---|
| State | South Dakota | |
| County | Tripp | |
| City | Winner | |
| Zip Code | 57580 | |
| Longitude | -99.84 dec. degr. | |
| Latitude | 43.39 dec. degr. | |
| Altitude - Elevation | 2008ft | |
| ICAO | - | |
| IATA | - |
Date and Time Winner - South Dakota
| Local Time | 03:57 PM | |
|---|---|---|
| Sunrise | 05:56 AM | |
| Sunset | 09:23 PM | |
| Day/Night | Day | |
| Timezone | Chicago -6:00 | |
| Timezone DB | America - Chicago |
Map of Winner - South Dakota
USGS National Map — Open interactive map
Winner weather averages
| Annual high temperature | 61ºF |
| Annual low temperature | 36ºF |
| Average annual precip. | 23.93 inch |
| Av. annual snowfall | 49 inch |
Station Data
Monthly averages Winner
Longitude: -99.8422, Latitude: 43.3903
Average weather Winner, SD - 57580
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...