DeKalb County, IN Weather Forecast
County weather hub
Chance Showers And Thunderstorms
Compare major city weather across DeKalb County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
County Weather Overview
This county weather page brings together forecast coverage for DeKalb 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 DeKalb County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 13 to Oct 16, 2026
- Latest sync
- Oct 10, 2026 6:17 AM EDT
- Forecast office
- IWX
- Source
- NOAA / NWS
Daily Outlook
This Week in DeKalb County
Tuesday looks like the warmest upcoming period in DeKalb County at 75 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Friday at about 10 to 20 mph W.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 10, 2026 6:17 AM EDT
- Coverage
- 4 days
- Time zone
- America/Indiana/Indianapolis
- Forecast office
- IWX
- Radar station
- KIWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 51.
A chance of rain showers after 8am. Mostly sunny, with a high near 67. Chance of precipitation is 30%.
A chance of rain showers before 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly sunny, with a high near 67.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
A chance of rain showers. Partly sunny, with a high near 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Oct 13
|
Chance Showers And Thunderstorms
|
75°F |
10 mph
W
|
|
Tuesday Night
Oct 13
|
Partly Cloudy
|
51°F |
5 to 10 mph
N
|
|
Wednesday
Oct 14
|
Chance Rain Showers
|
67°F |
5 to 10 mph
NE
|
|
Wednesday Night
Oct 14
|
Chance Rain Showers
|
48°F |
5 to 10 mph
E
|
|
Thursday
Oct 15
|
Chance Showers And Thunderstorms
|
67°F |
10 to 15 mph
SE
|
|
Thursday Night
Oct 15
|
Chance Showers And Thunderstorms
|
48°F |
10 to 15 mph
S
|
|
Friday
Oct 16
|
Chance Rain Showers
|
62°F |
10 to 20 mph
W
|
Major City Forecasts
Live forecast snapshots for major cities across DeKalb County.
Coverage
Forecast coverage currently spans 3 of 3 mapped cities in DeKalb County.
Largest mapped city population in this region: 56,305.
