Decatur County, IN Weather Forecast
County weather hub
Mostly Clear
Compare major city weather across Decatur County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly clear, with a low around 69. South southwest wind around 7 mph.
County Weather Overview
This county weather page brings together forecast coverage for Decatur 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 Decatur County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 13 to Oct 20, 2026
- Latest sync
- Oct 14, 2026 1:46 AM EDT
- Forecast office
- IND
- Source
- NOAA / NWS
Daily Outlook
This Week in Decatur County
Wednesday looks like the warmest upcoming period in Decatur County at 81 degrees F.
Saturday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Friday at about 12 to 17 mph WNW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 14, 2026 1:46 AM EDT
- Coverage
- 7 days
- Time zone
- America/Indiana/Indianapolis
- Forecast office
- IND
- Radar station
- KIND
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Isolated showers and thunderstorms between 7am and 9am, then showers and thunderstorms. Mostly cloudy. High near 81, with temperatures falling to around 77 in the afternoon. West southwest wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
A chance of showers and thunderstorms before 5am. Mostly cloudy. Low around 64, with temperatures rising to around 66 overnight. North northeast wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Rain showers likely before 2pm, then showers and thunderstorms likely. Cloudy, with a high near 76. East southeast wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 54. Southwest wind 6 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain showers likely before 2pm. Partly sunny, with a high near 59. West northwest wind 12 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Partly cloudy, with a low around 37. North northwest wind 5 to 16 mph, with gusts as high as 30 mph.
Sunny, with a high near 56. North northeast wind around 5 mph.
Clear, with a low around 35. East wind around 2 mph.
Sunny, with a high near 64. South southeast wind 2 to 6 mph.
Partly cloudy, with a low around 44.
Mostly sunny, with a high near 67.
Mostly cloudy, with a low around 48.
Partly sunny, with a high near 70.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Oct 13
|
Mostly Clear
|
69°F |
7 mph
SSW
|
|
Wednesday
Oct 14
|
Isolated Showers And Thunderstorms then Showers And Thunderstorms
|
81°F |
8 mph
WSW
|
|
Wednesday Night
Oct 14
|
Chance Showers And Thunderstorms
|
64°F |
6 to 9 mph
NNE
|
|
Thursday
Oct 15
|
Rain Showers Likely
|
76°F |
9 mph
ESE
|
|
Thursday Night
Oct 15
|
Showers And Thunderstorms
|
54°F |
6 to 10 mph
SW
|
|
Friday
Oct 16
|
Rain Showers Likely
|
59°F |
12 to 17 mph
WNW
|
|
Friday Night
Oct 16
|
Partly Cloudy
|
37°F |
5 to 16 mph
NNW
|
|
Saturday
Oct 17
|
Sunny
|
56°F |
5 mph
NNE
|
|
Saturday Night
Oct 17
|
Clear
|
35°F |
2 mph
E
|
|
Sunday
Oct 18
|
Sunny
|
64°F |
2 to 6 mph
SSE
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
44°F |
5 mph
S
|
|
Monday
Oct 19
|
Mostly Sunny
|
67°F |
6 mph
SSW
|
|
Monday Night
Oct 19
|
Mostly Cloudy
|
48°F |
3 mph
S
|
|
Tuesday
Oct 20
|
Partly Sunny
|
70°F |
0 to 3 mph
SSE
|
Major City Forecasts
Live forecast snapshots for major cities across Decatur County.
Coverage
Forecast coverage currently spans 3 of 3 mapped cities in Decatur County.
Largest mapped city population in this region: 11,984.
