Greenville, IA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Greenville, IA in one place.
Mostly sunny, with a high near 89. Southeast wind 5 to 10 mph.
Local Weather Overview
This forecast page for Greenville, IA 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 18, 2026 10:43 PM CDT.
The active forecast window currently covers Jul 19 to Jul 25, 2026 for Greenville, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 19 to Jul 25, 2026
- Latest sync
- Jul 18, 2026 10:43 PM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Greenville
Monday looks like the warmest upcoming period in Greenville at 98 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Tuesday at about 10 to 20 mph NNW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 18, 2026 10:43 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- FSD
- Radar station
- KFSD
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 around 10 mph.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 98. Heat index values as high as 103. Southwest wind 10 to 15 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 67. West southwest wind around 10 mph. Chance of precipitation is 20%.
Sunny, with a high near 84. North northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Clear, with a low around 58.
Sunny, with a high near 80.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 60.
A slight chance of rain showers before 1pm. Mostly sunny, with a high near 84.
A slight chance of rain showers between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Partly cloudy, with a low around 64.
Mostly sunny, with a high near 91.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Jul 19
|
Mostly Sunny
|
89°F |
5 to 10 mph
SE
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
71°F |
10 mph
S
|
|
Monday
Jul 20
|
Sunny then Slight Chance Showers And Thunderstorms
|
98°F |
10 to 15 mph
SW
|
|
Monday Night
Jul 20
|
Slight Chance Showers And Thunderstorms
|
67°F |
10 mph
WSW
|
|
Tuesday
Jul 21
|
Sunny
|
84°F |
10 to 20 mph
NNW
|
|
Tuesday Night
Jul 21
|
Clear
|
58°F |
5 to 15 mph
N
|
|
Wednesday
Jul 22
|
Sunny
|
80°F |
5 mph
NNW
|
|
Wednesday Night
Jul 22
|
Partly Cloudy then Slight Chance Rain Showers
|
60°F |
5 mph
SE
|
|
Thursday
Jul 23
|
Slight Chance Rain Showers
|
84°F |
5 to 10 mph
S
|
|
Thursday Night
Jul 23
|
Chance Showers And Thunderstorms
|
63°F |
5 to 10 mph
SSE
|
|
Friday
Jul 24
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
86°F |
5 to 10 mph
SE
|
|
Friday Night
Jul 24
|
Partly Cloudy
|
64°F |
5 to 10 mph
ESE
|
|
Saturday
Jul 25
|
Mostly Sunny
|
91°F |
5 to 10 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Greenville.