Buchanan County, IA Weather Forecast
County weather hub
Mostly Sunny
Compare major city weather across Buchanan County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly sunny, with a high near 71.
County Weather Overview
This county weather page brings together forecast coverage for Buchanan County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 3 of 3 mapped cities in Buchanan County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 13 to Oct 16, 2026
- Latest sync
- Oct 10, 2026 7:40 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Buchanan County
Tuesday looks like the warmest upcoming period in Buchanan County at 71 degrees F.
Thursday Night is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Friday at about 15 to 20 mph NW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 10, 2026 7:40 AM CDT
- Coverage
- 4 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
A slight chance of rain showers after 1am. Mostly clear, with a low around 52.
A chance of rain showers. Mostly sunny, with a high near 67. Chance of precipitation is 50%.
A chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Showers and thunderstorms likely. Partly sunny, with a high near 66. Chance of precipitation is 60%.
A chance of rain showers. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
A slight chance of rain showers before 1pm. Partly sunny, with a high near 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Oct 13
|
Mostly Sunny
|
71°F |
5 to 10 mph
N
|
|
Tuesday Night
Oct 13
|
Mostly Clear then Slight Chance Rain Showers
|
52°F |
5 to 10 mph
NE
|
|
Wednesday
Oct 14
|
Chance Rain Showers
|
67°F |
10 mph
E
|
|
Wednesday Night
Oct 14
|
Showers And Thunderstorms Likely
|
51°F |
10 mph
E
|
|
Thursday
Oct 15
|
Showers And Thunderstorms Likely
|
66°F |
10 to 15 mph
S
|
|
Thursday Night
Oct 15
|
Chance Rain Showers
|
48°F |
10 to 15 mph
W
|
|
Friday
Oct 16
|
Slight Chance Rain Showers
|
60°F |
15 to 20 mph
NW
|
Major City Forecasts
Live forecast snapshots for major cities across Buchanan County.
Coverage
Forecast coverage currently spans 3 of 3 mapped cities in Buchanan County.
Largest mapped city population in this region: 6,203.
