Saint Onge, SD Weather Forecast
Local 7-day forecast
Mostly Sunny then Chance Snow Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Saint Onge, SD in one place.
A chance of snow showers after noon. Mostly sunny, with a high near 49.
Local Weather Overview
This forecast page for Saint Onge, SD is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 13, 2026 6:33 PM MDT.
The active forecast window currently covers Apr 18 to Apr 19, 2026 for Saint Onge, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 19, 2026
- Latest sync
- Apr 13, 2026 6:33 PM MDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Onge
Sunday looks like the warmest upcoming period in Saint Onge at 64 degrees F.
Saturday Night is the coolest period ahead with temperatures near 28 degrees F.
The strongest winds are forecast for Saturday at about 18 to 29 mph NW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Apr 13, 2026 6:33 PM MDT
- Coverage
- 3 days
- Time zone
- America/Denver
- Forecast office
- UNR
- Radar station
- KUDX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 28.
Sunny, with a high near 64.
Mostly clear, with a low around 41.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 18
|
Mostly Sunny then Chance Snow Showers
|
49°F |
18 to 29 mph
NW
|
|
Saturday Night
Apr 18
|
Mostly Clear
|
28°F |
10 to 22 mph
W
|
|
Sunday
Apr 19
|
Sunny
|
64°F |
10 to 15 mph
S
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
41°F |
10 to 15 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint Onge.