Climate Yankton - South Dakota
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 77 | 64 | 46 | 85 | 87 | 82 |
| Average low in ºF Av. low Lo | 50 | 38 | 24 | 60 | 62 | 57 |
| Av. precipitation in inch Av. precip. Pre. | 2.69 | 2.32 | 1.38 | 2.97 | 3.07 | 3.97 |
| Av. snowfall in inch Snowfall Sn | 0 | 1 | 6 | 0 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 73 | 61 | 47 | 36 | 31 | 33 |
| Average low in ºF Av. low Lo | 46 | 35 | 24 | 14 | 10 | 12 |
| Av. precipitation in inch Av. precip. Pre. | 3.73 | 3.11 | 1.76 | 0.72 | 0.51 | 0.85 |
| Av. snowfall in inch Snowfall Sn | 0 | 3 | 5 | 7 | 6 | 6 |
What is the average weather in Yankton, South Dakota?
Yankton experiences a humid continental climate, marked by very large seasonal temperature contrasts. Summers are hot, while winters are cold and bring significant snowfall. Precipitation is moderate overall, with a strong pattern of wetter summers, though moisture is spread relatively evenly throughout the year.
Yankton Climate Graph - South Dakota Climate Chart
Daily normals Yankton - South Dakota - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 30.4 | 10.1 | 0.04 | 0.04 | 0.12 | 0.30 |
| 2 Jan | 30.4 | 10.0 | 0.04 | 0.04 | 0.31 | 0.80 |
| 3 Jan | 30.4 | 9.9 | 0.04 | 0.04 | 0.39 | 1.00 |
| 4 Jan | 30.4 | 9.9 | 0.08 | 0.08 | 0.51 | 1.30 |
| 5 Jan | 30.4 | 9.8 | 0.08 | 0.08 | 0.59 | 1.50 |
| 6 Jan | 30.4 | 9.8 | 0.12 | 0.12 | 0.79 | 2.00 |
| 7 Jan | 30.4 | 9.7 | 0.12 | 0.12 | 0.91 | 2.30 |
| 8 Jan | 30.4 | 9.7 | 0.16 | 0.16 | 1.10 | 2.80 |
| 9 Jan | 30.4 | 9.7 | 0.16 | 0.16 | 1.30 | 3.30 |
| 10 Jan | 30.5 | 9.6 | 0.16 | 0.16 | 1.50 | 3.80 |
| 11 Jan | 30.5 | 9.6 | 0.20 | 0.20 | 1.61 | 4.10 |
| 12 Jan | 30.5 | 9.6 | 0.20 | 0.20 | 1.81 | 4.60 |
| 13 Jan | 30.6 | 9.5 | 0.20 | 0.20 | 2.01 | 5.10 |
| 14 Jan | 30.6 | 9.5 | 0.24 | 0.24 | 2.20 | 5.60 |
| 15 Jan | 30.6 | 9.5 | 0.24 | 0.24 | 2.40 | 6.10 |
| 16 Jan | 30.7 | 9.5 | 0.28 | 0.28 | 2.60 | 6.60 |
| 17 Jan | 30.7 | 9.5 | 0.28 | 0.28 | 2.80 | 7.10 |
| 18 Jan | 30.8 | 9.5 | 0.28 | 0.28 | 3.11 | 7.90 |
| 19 Jan | 30.9 | 9.5 | 0.31 | 0.31 | 3.31 | 8.40 |
| 20 Jan | 30.9 | 9.5 | 0.31 | 0.31 | 3.58 | 9.10 |
| 21 Jan | 31.0 | 9.5 | 0.35 | 0.35 | 3.82 | 9.70 |
| 22 Jan | 31.1 | 9.5 | 0.35 | 0.35 | 4.02 | 10.20 |
| 23 Jan | 31.2 | 9.6 | 0.35 | 0.35 | 4.29 | 10.90 |
| 24 Jan | 31.3 | 9.6 | 0.39 | 0.39 | 4.49 | 11.40 |
| 25 Jan | 31.4 | 9.7 | 0.39 | 0.39 | 4.80 | 12.20 |
| 26 Jan | 31.5 | 9.7 | 0.43 | 0.43 | 5.00 | 12.70 |
| 27 Jan | 31.6 | 9.8 | 0.43 | 0.43 | 5.31 | 13.50 |
| 28 Jan | 31.7 | 9.9 | 0.47 | 0.47 | 5.51 | 14.00 |
| 29 Jan | 31.9 | 10.0 | 0.47 | 0.47 | 5.79 | 14.70 |
| 30 Jan | 32.0 | 10.1 | 0.47 | 0.47 | 5.98 | 15.20 |
| 31 Jan | 32.1 | 10.2 | 0.51 | 0.51 | 6.30 | 16.00 |
Weather history Yankton - May 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 May | 55.9 | 32.0 | 0.00 | - | - |
| 02 May | 71.1 | 30.0 | 0.00 | - | - |
| 03 May | 73.0 | 46.0 | 0.00 | - | - |
| 04 May | 66.0 | 43.0 | T | - | - |
| 05 May | 54.0 | 32.0 | 0.00 | - | - |
| 06 May | 59.0 | 26.1 | 0.00 | - | - |
| 07 May | 66.9 | 32.0 | 0.00 | - | - |
| 08 May | 78.1 | 43.0 | 0.00 | - | - |
| 09 May | 68.0 | 42.1 | T | - | - |
| 10 May | 71.1 | 34.0 | 0.00 | - | - |
| 11 May | 86.0 | 42.1 | 0.00 | - | - |
| 12 May | 77.0 | 50.0 | 0.00 | - | - |
| 13 May | 81.0 | 41.0 | 0.00 | - | - |
| 14 May | 84.0 | 55.0 | 0.00 | - | - |
| 15 May | 90.0 | 46.9 | 0.00 | - | - |
| 16 May | 82.0 | 48.0 | T | - | - |
| 17 May | 81.0 | 52.0 | 0.31 | - | - |
| 18 May | 52.0 | 45.0 | 0.04 | - | - |
| 19 May | 57.9 | 39.9 | 0.00 | - | - |
| 20 May | 62.1 | 35.1 | 0.00 | - | - |
| 21 May | 71.1 | 48.0 | 0.00 | - | - |
| 22 May | 71.1 | 51.1 | 0.34 | - | - |
| 23 May | 77.0 | 48.9 | 0.00 | - | - |
| 24 May | 87.1 | 46.9 | T | - | - |
| 25 May | 93.0 | 60.1 | 0.00 | - | - |
| 26 May | 93.0 | 68.0 | T | - | - |
| 27 May | 91.9 | 62.1 | 0.00 | - | - |
| 28 May | 90.0 | 62.1 | 0.00 | - | - |
| 29 May | 77.0 | 66.9 | T | - | - |
| 30 May | 77.0 | 66.0 | 0.23 | - | - |
| 31 May | 87.1 | 64.9 | 0.01 | - | - |
Past weather Yankton
| May 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 75.2 ºF | 77 ºF | |
| Average low temperature Av. low temp. | 47.1 ºF | 50 ºF | |
| Total precipitation Total precip. | 0.93 inch | 2.69 inch | |
| Total snowfall Total snowfall | - inch | 0 inch | |
| Highest max temperature Highest max temp. | 93.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 52.0 ºF | - | |
| Highest min temperature Highest min temp. | 68.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 26.1 ºF | - | |
Past weather May 2026 incomplete - Missing data
Geo Yankton - South Dakota
| Country | United States | |
|---|---|---|
| State | South Dakota | |
| County | Yankton | |
| City | Yankton | |
| Zip Code | 57078 | |
| Longitude | -97.4 dec. degr. | |
| Latitude | 42.87 dec. degr. | |
| Altitude - Elevation | 1207ft | |
| ICAO | - | |
| IATA | - |
Date and Time Yankton - South Dakota
| Local Time | 07:36 AM | |
|---|---|---|
| Sunrise | 05:50 AM | |
| Sunset | 09:14 PM | |
| Day/Night | Day | |
| Timezone | Central Daylight Time | |
| Timezone DB | America - Chicago |
Map of Yankton - South Dakota
USGS National Map — Open interactive map
Yankton weather averages
| Annual high temperature | 60ºF |
| Annual low temperature | 36ºF |
| Average annual precip. | 27.08 inch |
| Av. annual snowfall | 34 inch |
Station Data
Monthly averages Yankton
Longitude: -97.3973, Latitude: 42.8711
Average weather Yankton, SD - 57078
Monthly: 1991-2020 normals
History: 2009-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...