 |
 Current Yankton Weather Conditions |
Updated May 17th at 7:56 am |
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| Overcast |
| Temperature: | 63°F |
Dew Point: | 61°F |
| Barometer: | 29.68 inHg |
Wind: | N 11 Mph |
| Humidity: | 93.8% |
Visibility: | 0M |
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| Yankton Weather Forecast Summary |
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Today
May 17th
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Monday
May 18th
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Tuesday
May 19th
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Wednesday
May 20th
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Thursday
May 21st
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Thundershowers |
Mostly Cloudy with Showers |
Mostly Sunny |
Mix of Cloud and Sun |
Cloudy |
68°F
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56°F
47°F |
60°F
43°F |
64°F
41°F |
59°F
52°F |
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| Yankton Detailed Weather Forecast |
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| Sunday, May 17th, 2026 |
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Morning |
Temperature: 64°F |
| A mix of cloud and sun with a chance of showers. Windy at times. |
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Afternoon |
Temperature: 66°F |
| Cloudy with sunny periods with a chance of showers or thundershowers. Windy at times. |
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Evening |
Temperature: 61°F |
| Mostly cloudy with a few showers. Slight chance of a thunderstorm. Windy. |
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| Monday, May 18th, 2026 |
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Overnight |
Temperature: 50°F |
| A mix of clear and cloudy skies with a few showers. Windy at times. |
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Morning |
Temperature: 49°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 55°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 51°F |
| Mostly cloudy. Windy. |
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| Tuesday, May 19th, 2026 |
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Overnight |
Temperature: 45°F |
| Cloudy with clear periods with a slight chance of showers. Windy. |
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Morning |
Temperature: 46°F |
| A mix of sun and cloud. Windy at times. |
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Afternoon |
Temperature: 59°F |
| Sunny. Windy. |
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Evening |
Temperature: 52°F |
| Clear. Windy at times. |
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| Wednesday, May 20th, 2026 |
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Overnight |
Temperature: 43°F |
| Mostly clear. |
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Morning |
Temperature: 47°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 63°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 58°F |
| Mostly cloudy. Windy at times. |
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| Thursday, May 21st, 2026 |
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Overnight |
Temperature: 52°F |
| A mix of cloudy and clear skies. Windy at times. |
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Morning |
Temperature: 54°F |
| Mostly cloudy. Windy at times. |
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Afternoon |
Temperature: 57°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 54°F |
| Cloudy. |
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| Friday, May 22nd, 2026 |
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Overnight |
Temperature: 51°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 55°F |
| A mix of sun and cloud. |
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Afternoon |
Temperature: 68°F |
| Mostly cloudy. Windy at times. |
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Evening |
Temperature: 61°F |
| Mostly cloudy with a few showers. Windy at times. |
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| Saturday, May 23rd, 2026 |
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Overnight |
Temperature: 59°F |
| A mix of clear and cloudy skies with a few showers. Windy. |
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Morning |
Temperature: 62°F |
| A mix of cloud and sun with a slight chance of showers. Windy at times. |
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Afternoon |
Temperature: 76°F |
| Sunny. |
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Evening |
Temperature: 71°F |
| Clear. |
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| Sunday, May 24th, 2026 |
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Overnight |
Temperature: 62°F |
| Clear. Windy at times. |
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Morning |
Temperature: 69°F |
| Sunny. Chance of a thunderstorm. Windy. |
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Afternoon |
Temperature: 86°F |
| Sunny. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 80°F |
| A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times. |
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| Monday, May 25th, 2026 |
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Overnight |
Temperature: 67°F |
| Mostly clear with showers likely. Slight chance of a thunderstorm. Windy at times. |
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Morning |
Temperature: 71°F |
| Mostly sunny with a slight chance of showers or thundershowers. |
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Afternoon |
Temperature: 87°F |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 81°F |
| Clear. Chance of a thunderstorm. Windy at times. |
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