Merrill, IA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Merrill, IA in one place.
Sunny, with a high near 91. South wind 0 to 5 mph.
Local Weather Overview
This forecast page for Merrill, 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 15, 2026 3:22 AM CDT.
The active forecast window currently covers Jul 16 to Jul 21, 2026 for Merrill, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 16 to Jul 21, 2026
- Latest sync
- Jul 15, 2026 3:22 AM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Merrill
Sunday looks like the warmest upcoming period in Merrill at 97 degrees F.
Monday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Saturday Night at about 5 to 10 mph E.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 15, 2026 3:22 AM CDT
- Coverage
- 6 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 southeast wind around 5 mph.
Sunny, with a high near 95. South southwest wind around 5 mph.
Mostly clear, with a low around 73.
Sunny, with a high near 95.
Mostly clear, with a low around 71.
Mostly sunny, with a high near 97.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 94.
Partly cloudy, with a low around 68.
Mostly sunny, with a high near 87.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 16
|
Sunny
|
91°F |
0 to 5 mph
S
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
71°F |
5 mph
SSE
|
|
Friday
Jul 17
|
Sunny
|
95°F |
5 mph
SSW
|
|
Friday Night
Jul 17
|
Mostly Clear
|
73°F |
5 mph
SSW
|
|
Saturday
Jul 18
|
Sunny
|
95°F |
5 mph
NNW
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
71°F |
5 to 10 mph
E
|
|
Sunday
Jul 19
|
Mostly Sunny
|
97°F |
5 mph
SSE
|
|
Sunday Night
Jul 19
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
73°F |
5 to 10 mph
ESE
|
|
Monday
Jul 20
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
94°F |
5 to 10 mph
NNW
|
|
Monday Night
Jul 20
|
Partly Cloudy
|
68°F |
5 to 10 mph
N
|
|
Tuesday
Jul 21
|
Mostly Sunny
|
87°F |
5 to 10 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Merrill.