Grenville, SD Weather Forecast
Local 7-day forecast
Rain Showers Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Grenville, SD in one place.
Rain showers likely before 1pm, then showers and thunderstorms likely between 1pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Southeast wind 13 to 22 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
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: May 30, 2026 1:00 AM CDT.
The active forecast window currently covers May 30 to Jun 5, 2026 for Grenville, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 5, 2026
- Latest sync
- May 30, 2026 1:00 AM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Grenville
Wednesday looks like the warmest upcoming period in Grenville at 79 degrees F.
Sunday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Saturday at about 13 to 22 mph SE.
Precipitation is mentioned in 13 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 1:00 AM CDT
- Coverage
- 7 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
A chance of showers and thunderstorms. Mostly cloudy. Low around 55, with temperatures rising to around 60 overnight. Southeast wind 17 to 22 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 73. East southeast wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Southeast wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 76. Southwest wind around 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 58. East northeast wind around 7 mph. Chance of precipitation is 40%.
A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 78. South southeast wind 6 to 9 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 60. South southeast wind around 9 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. Chance of precipitation is 50%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Rain Showers Likely
|
74°F |
13 to 22 mph
SE
|
|
Saturday Night
May 30
|
Chance Showers And Thunderstorms
|
55°F |
17 to 22 mph
SE
|
|
Sunday
May 31
|
Chance Showers And Thunderstorms
|
73°F |
18 mph
ESE
|
|
Sunday Night
May 31
|
Chance Showers And Thunderstorms
|
54°F |
9 to 16 mph
SE
|
|
Monday
Jun 1
|
Slight Chance Showers And Thunderstorms
|
76°F |
9 mph
SW
|
|
Monday Night
Jun 1
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
58°F |
7 mph
ENE
|
|
Tuesday
Jun 2
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
78°F |
6 to 9 mph
SSE
|
|
Tuesday Night
Jun 2
|
Chance Showers And Thunderstorms
|
60°F |
9 mph
SSE
|
|
Wednesday
Jun 3
|
Chance Showers And Thunderstorms
|
79°F |
9 to 13 mph
SSW
|
|
Wednesday Night
Jun 3
|
Chance Showers And Thunderstorms
|
59°F |
10 mph
SSW
|
|
Thursday
Jun 4
|
Chance Rain Showers
|
76°F |
9 mph
WSW
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms
|
58°F |
8 mph
E
|
|
Friday
Jun 5
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
79°F |
7 to 10 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grenville.