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 | 30.1 | 11.4 | 0.02 | 0.02 | 0.20 | 0.20 |
| 2 Jan | 30.0 | 11.2 | 0.05 | 0.05 | 0.30 | 0.30 |
| 3 Jan | 29.9 | 11.1 | 0.07 | 0.07 | 0.50 | 0.50 |
| 4 Jan | 29.8 | 11.0 | 0.09 | 0.09 | 0.70 | 0.70 |
| 5 Jan | 29.7 | 10.8 | 0.12 | 0.12 | 0.90 | 0.90 |
| 6 Jan | 29.7 | 10.7 | 0.14 | 0.14 | 1.00 | 1.00 |
| 7 Jan | 29.6 | 10.6 | 0.16 | 0.16 | 1.20 | 1.20 |
| 8 Jan | 29.6 | 10.5 | 0.19 | 0.19 | 1.40 | 1.40 |
| 9 Jan | 29.6 | 10.4 | 0.21 | 0.21 | 1.60 | 1.60 |
| 10 Jan | 29.6 | 10.4 | 0.23 | 0.23 | 1.80 | 1.80 |
| 11 Jan | 29.6 | 10.3 | 0.25 | 0.25 | 2.00 | 2.00 |
| 12 Jan | 29.6 | 10.2 | 0.27 | 0.27 | 2.20 | 2.20 |
| 13 Jan | 29.6 | 10.2 | 0.29 | 0.29 | 2.40 | 2.40 |
| 14 Jan | 29.6 | 10.1 | 0.31 | 0.31 | 2.60 | 2.60 |
| 15 Jan | 29.6 | 10.1 | 0.33 | 0.33 | 2.80 | 2.80 |
| 16 Jan | 29.7 | 10.0 | 0.34 | 0.34 | 3.00 | 3.00 |
| 17 Jan | 29.7 | 10.0 | 0.36 | 0.36 | 3.20 | 3.20 |
| 18 Jan | 29.8 | 10.0 | 0.38 | 0.38 | 3.50 | 3.50 |
| 19 Jan | 29.8 | 10.0 | 0.40 | 0.40 | 3.70 | 3.70 |
| 20 Jan | 29.9 | 10.0 | 0.42 | 0.42 | 3.90 | 3.90 |
| 21 Jan | 30.0 | 10.0 | 0.44 | 0.44 | 4.20 | 4.20 |
| 22 Jan | 30.1 | 10.0 | 0.46 | 0.46 | 4.40 | 4.40 |
| 23 Jan | 30.2 | 10.1 | 0.48 | 0.48 | 4.70 | 4.70 |
| 24 Jan | 30.3 | 10.1 | 0.50 | 0.50 | 4.90 | 4.90 |
| 25 Jan | 30.4 | 10.2 | 0.52 | 0.52 | 5.10 | 5.10 |
| 26 Jan | 30.5 | 10.3 | 0.54 | 0.54 | 5.40 | 5.40 |
| 27 Jan | 30.6 | 10.3 | 0.56 | 0.56 | 5.70 | 5.70 |
| 28 Jan | 30.7 | 10.4 | 0.59 | 0.59 | 5.90 | 5.90 |
| 29 Jan | 30.9 | 10.5 | 0.61 | 0.61 | 6.20 | 6.20 |
| 30 Jan | 31.0 | 10.6 | 0.63 | 0.63 | 6.40 | 6.40 |
| 31 Jan | 31.2 | 10.8 | 0.65 | 0.65 | 6.70 | 6.70 |
Weather history Yankton - August 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Aug | 84.9 | 60.1 | 0.00 | - | - |
| 02 Aug | 87.1 | 60.1 | 0.00 | - | - |
| 03 Aug | 90.0 | 66.9 | 0.00 | - | - |
| 04 Aug | 71.1 | 57.0 | 0.42 | - | - |
| 05 Aug | 77.0 | 51.1 | 0.00 | - | - |
| 06 Aug | 82.0 | 53.1 | 0.00 | - | - |
| 07 Aug | 80.1 | 57.0 | 0.00 | - | - |
| 08 Aug | 82.9 | 52.0 | T | - | - |
| 09 Aug | 84.0 | 64.9 | 0.00 | - | - |
| 10 Aug | 87.1 | 68.0 | T | - | - |
| 11 Aug | - | - | - | - | - |
| 12 Aug | - | - | - | - | - |
| 13 Aug | - | - | - | - | - |
| 14 Aug | - | - | - | - | - |
| 15 Aug | - | - | - | - | - |
| 16 Aug | - | - | - | - | - |
| 17 Aug | - | - | - | - | - |
| 18 Aug | - | - | - | - | - |
| 19 Aug | - | - | - | - | - |
| 20 Aug | - | - | - | - | - |
| 21 Aug | - | - | - | - | - |
| 22 Aug | - | - | - | - | - |
| 23 Aug | - | - | - | - | - |
| 24 Aug | - | - | - | - | - |
| 25 Aug | - | - | - | - | - |
| 26 Aug | - | - | - | - | - |
| 27 Aug | - | - | - | - | - |
| 28 Aug | - | - | - | - | - |
| 29 Aug | - | - | - | - | - |
| 30 Aug | - | - | - | - | - |
| 31 Aug | - | - | - | - | - |
Past weather Yankton
| Aug 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 82.6 ºF | 77 ºF | |
| Average low temperature Av. low temp. | 59.0 ºF | 50 ºF | |
| Total precipitation Total precip. | 0.42 inch | 2.69 inch | |
| Total snowfall Total snowfall | - inch | 0 inch | |
| Highest max temperature Highest max temp. | 90.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 71.1 ºF | - | |
| Highest min temperature Highest min temp. | 68.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 51.1 ºF | - | |
Past weather August 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 | 05:52 AM | |
|---|---|---|
| Sunrise | 06:34 AM | |
| Sunset | 08:33 PM | |
| Day/Night | Night | |
| 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, ...