Grenville, SD Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Grenville, SD in one place.
Sunny, with a high near 92. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Local Weather Overview
This forecast page for Grenville, 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: Jul 14, 2026 2:48 AM CDT.
The active forecast window currently covers Jul 15 to Jul 20, 2026 for Grenville, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 2:48 AM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Grenville
Thursday looks like the warmest upcoming period in Grenville at 93 degrees F.
Sunday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Thursday at about 14 mph SSW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 2:48 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ABR
- Radar station
- KABR
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 71. South wind 9 to 13 mph, with gusts as high as 22 mph.
Sunny, with a high near 93. South southwest wind around 14 mph, with gusts as high as 25 mph.
Mostly clear, with a low around 71. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Sunny, with a high near 89. West northwest wind around 12 mph, with gusts as high as 21 mph.
Mostly clear, with a low around 67. North northeast wind around 9 mph.
Sunny, with a high near 87.
Mostly clear, with a low around 65.
Sunny, with a high near 85.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 15
|
Sunny
|
92°F |
7 to 10 mph
SSW
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
71°F |
9 to 13 mph
S
|
|
Thursday
Jul 16
|
Sunny
|
93°F |
14 mph
SSW
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
71°F |
10 to 14 mph
SSW
|
|
Friday
Jul 17
|
Sunny
|
89°F |
12 mph
WNW
|
|
Friday Night
Jul 17
|
Mostly Clear
|
67°F |
9 mph
NNE
|
|
Saturday
Jul 18
|
Sunny
|
87°F |
9 mph
NE
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
65°F |
8 mph
E
|
|
Sunday
Jul 19
|
Sunny
|
85°F |
10 mph
W
|
|
Sunday Night
Jul 19
|
Slight Chance Showers And Thunderstorms
|
64°F |
10 mph
NNW
|
|
Monday
Jul 20
|
Chance Showers And Thunderstorms then Mostly Sunny
|
82°F |
12 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grenville.