Merrimac, IA Weather Forecast
Local 7-day forecast
Partly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Merrimac, IA in one place.
Partly cloudy. Low around 37, with temperatures rising to around 39 overnight. Southwest wind around 5 mph.
Local Weather Overview
This forecast page for Merrimac, 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: Nov 8, 2026 3:52 AM CST.
The active forecast window currently covers Nov 8 to Nov 14, 2026 for Merrimac, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 8 to Nov 14, 2026
- Latest sync
- Nov 8, 2026 3:52 AM CST
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Merrimac
Monday looks like the warmest upcoming period in Merrimac at 64 degrees F.
Thursday Night is the coolest period ahead with temperatures near 30 degrees F.
The strongest winds are forecast for Sunday at about 5 to 10 mph W.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Nov 8, 2026 3:52 AM CST
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KDVN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny. High near 61, with temperatures falling to around 54 in the afternoon. West wind 5 to 10 mph.
Mostly clear. Low around 35, with temperatures rising to around 37 overnight. West wind 0 to 5 mph.
Sunny, with a high near 64. Southwest wind 0 to 10 mph.
Mostly clear, with a low around 43.
Sunny, with a high near 62.
Partly cloudy, with a low around 41.
A slight chance of rain showers before noon. Partly sunny, with a high near 56.
Partly cloudy, with a low around 36.
Mostly sunny, with a high near 49.
Mostly clear, with a low around 30.
Sunny, with a high near 48.
Mostly clear, with a low around 32.
Sunny, with a high near 55.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Nov 8
|
Partly Cloudy
|
37°F |
5 mph
SW
|
|
Sunday
Nov 8
|
Sunny
|
61°F |
5 to 10 mph
W
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
35°F |
0 to 5 mph
W
|
|
Monday
Nov 9
|
Sunny
|
64°F |
0 to 10 mph
SW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
43°F |
0 to 5 mph
W
|
|
Tuesday
Nov 10
|
Sunny
|
62°F |
0 mph
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
41°F |
0 mph
|
|
Veterans Day
Nov 11
|
Slight Chance Rain Showers then Partly Sunny
|
56°F |
0 to 10 mph
N
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
36°F |
5 mph
N
|
|
Thursday
Nov 12
|
Mostly Sunny
|
49°F |
5 to 10 mph
N
|
|
Thursday Night
Nov 12
|
Mostly Clear
|
30°F |
0 to 5 mph
N
|
|
Friday
Nov 13
|
Sunny
|
48°F |
0 to 5 mph
N
|
|
Friday Night
Nov 13
|
Mostly Clear
|
32°F |
0 mph
|
|
Saturday
Nov 14
|
Sunny
|
55°F |
0 to 5 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Merrimac.