Calmar, IA Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Calmar, IA in one place.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 67. West wind 7 to 13 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Calmar, 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: Apr 29, 2026 9:45 PM CDT.
The active forecast window currently covers May 5 to May 6, 2026 for Calmar, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 5 to May 6, 2026
- Latest sync
- Apr 29, 2026 9:45 PM CDT
- Forecast office
- ARX
- Source
- NOAA / NWS
Daily Outlook
This Week in Calmar
Tuesday looks like the warmest upcoming period in Calmar at 67 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Wednesday at about 8 to 15 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 29, 2026 9:45 PM CDT
- Coverage
- 2 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 slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 45. West wind around 10 mph. Chance of precipitation is 30%.
A chance of rain showers. Mostly sunny, with a high near 62. Northwest wind 8 to 15 mph. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
May 5
|
Mostly Sunny then Slight Chance Rain Showers
|
67°F |
7 to 13 mph
W
|
|
Tuesday Night
May 5
|
Chance Showers And Thunderstorms
|
45°F |
10 mph
W
|
|
Wednesday
May 6
|
Chance Rain Showers
|
62°F |
8 to 15 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Calmar.