Seneca, SD Weather Forecast

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Seneca, SD Weather Forecast

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Seneca SD weather  - Clear - 33°F
Clear
33°F
Updated 5:13 am
Feels Like 37°F
Humidity 100%
Wind WNW 5 mph
Barometer  30.15 in
Dew Point 33°F
Seneca SD weather  - Clear - 1°C
Clear
1°C
Updated 5:13 am
Feels Like 3°C
Humidity 100%
Wind WNW 8 km/h
Barometer  102.1 kPa
Dew Point 1°C

Seneca Weather Forecast

TODAY TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT VETERANS DAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY SATURDAY
Seneca, SD Weather - Today Mostly Sunny Seneca, SD Weather - Tonight Partly Cloudy Seneca, SD Weather - Monday Partly Sunny Seneca, SD Weather - Monday Night Partly Cloudy Seneca, SD Weather - Tuesday Mostly Cloudy Seneca, SD Weather - Tuesday Night Partly Cloudy Seneca, SD Weather - Veterans Day Partly Cloudy Seneca, SD Weather - Wednesday Night Partly Cloudy Seneca, SD Weather - Thursday Partly Sunny Seneca, SD Weather - Thursday Night Mostly Clear Seneca, SD Weather - Friday Partly Cloudy Seneca, SD Weather - Saturday Partly Cloudy
Mostly Sunny Partly Cloudy Partly Sunny Partly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Sunny Mostly Clear Partly Cloudy Partly Cloudy
Hi: 59°FHi: 15°C
Lo: 41°FLo: 5°C Hi: 60°FHi: 16°C
Lo: 35°FLo: 2°C Hi: 55°FHi: 13°C
Lo: 39°FLo: 4°C Hi: 51°FHi: 11°C
Lo: 29°FLo: -2°C
Hi: 51°FHi: 11°C
Lo: 29°FLo: -2°C
Hi: 45°FHi: 7°C
Lo: 29°FLo: -2°C Hi: 55°FHi: 13°C
Lo: 35°FLo: 2°C
Hi: 55°FHi: 13°C
Lo: 35°FLo: 2°C
POP = Probability of Precipitation.
Weather Outlook Updated: 321 AM CST Sun Nov 08 2026 Seneca, SD Weather - WeatherWorld.com

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Issued: 1236 AM CST Sun Nov 8 2026

Key Messages

  • Mostly dry and mild over the next several days, with high temperatures remaining above normal in the 50s and mid 60s through Tuesday.
  • Brief cool down on Wednesday/Thursday will bring closer to normal values to central and northeastern SD, in the 40s and 50s. However, there are indications of mild and above normal temps returning by next weekend.

Discussion

... Issued at 1236 AM CST Sun Nov 8 2026

An upper-level ridge is moving over SD today, which is helping to push a bit of high pressu...