Garnavillo, IA Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Garnavillo, IA in one place.
Showers and thunderstorms likely before 5pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 76, with temperatures falling to around 74 in the afternoon. Southeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for Garnavillo, 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: Jun 8, 2026 6:44 PM CDT.
The active forecast window currently covers Jun 8 to Jun 14, 2026 for Garnavillo, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 6:44 PM CDT
- Forecast office
- ARX
- Source
- NOAA / NWS
Daily Outlook
This Week in Garnavillo
Wednesday looks like the warmest upcoming period in Garnavillo at 90 degrees F.
Sunday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Wednesday at about 13 to 22 mph S.
Precipitation is mentioned in 12 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 6:44 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ARX
- Radar station
- KARX
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 before 7pm, then a chance of showers and thunderstorms between 7pm and 9pm, then a slight chance of showers and thunderstorms between 9pm and 11pm, then areas of fog and a slight chance of rain showers. Mostly cloudy, with a low around 65. North wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts between a half and three quarters of an inch possible.
Areas of fog before 9am. Partly sunny, with a high near 88. Northwest wind around 5 mph.
A chance of showers and thunderstorms between 11pm and 5am. Mostly cloudy, with a low around 70. Southeast wind 6 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 90. South wind 13 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely before 4am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. Southwest wind 5 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
A slight chance of showers and thunderstorms before 7am, then showers and thunderstorms. Mostly sunny, with a high near 82. Southwest wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 57. West wind 9 to 14 mph. Chance of precipitation is 80%.
Sunny, with a high near 81. West wind 10 to 16 mph, with gusts as high as 25 mph.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 59. Southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81. West wind 9 to 13 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 55. Northwest wind 6 to 10 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 76. Northwest wind 8 to 12 mph. Chance of precipitation is 30%.
A slight chance of rain showers after 7pm. Partly cloudy, with a low around 54. Southwest wind 6 to 12 mph. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 8
|
Showers And Thunderstorms Likely
|
76°F |
7 mph
SE
|
|
Tonight
Jun 8
|
Chance Showers And Thunderstorms then Areas Of Fog
|
65°F |
5 mph
N
|
|
Tuesday
Jun 9
|
Areas Of Fog then Partly Sunny
|
88°F |
5 mph
NW
|
|
Tuesday Night
Jun 9
|
Chance Showers And Thunderstorms
|
70°F |
6 to 10 mph
SE
|
|
Wednesday
Jun 10
|
Mostly Sunny then Showers And Thunderstorms Likely
|
90°F |
13 to 22 mph
S
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms Likely
|
63°F |
5 to 21 mph
SW
|
|
Thursday
Jun 11
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
|
82°F |
5 to 14 mph
SW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
57°F |
9 to 14 mph
W
|
|
Friday
Jun 12
|
Sunny
|
81°F |
10 to 16 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
59°F |
8 to 13 mph
SW
|
|
Saturday
Jun 13
|
Slight Chance Showers And Thunderstorms
|
81°F |
9 to 13 mph
W
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
55°F |
6 to 10 mph
NW
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
76°F |
8 to 12 mph
NW
|
|
Sunday Night
Jun 14
|
Slight Chance Rain Showers
|
54°F |
6 to 12 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Garnavillo.