Octagon, IN Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms then Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Octagon, IN in one place.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 91. South southwest wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Octagon, IN 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: Jun 8, 2026 10:06 PM EDT.
The active forecast window currently covers Jun 10 to Jun 15, 2026 for Octagon, IN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 10 to Jun 15, 2026
- Latest sync
- Jun 8, 2026 10:06 PM EDT
- Forecast office
- IND
- Source
- NOAA / NWS
Daily Outlook
This Week in Octagon
Wednesday looks like the warmest upcoming period in Octagon at 91 degrees F.
Sunday Night is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Thursday at about 12 to 18 mph SW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 10:06 PM EDT
- Coverage
- 6 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
A slight chance of showers and thunderstorms between 8pm and 2am, then showers and thunderstorms likely. Partly cloudy, with a low around 74. Southwest wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind 12 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 67. West southwest wind 12 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
A chance of showers and thunderstorms before 8am. Partly sunny, with a high near 82. West northwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Mostly clear, with a low around 61. West wind 3 to 12 mph.
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 85. Southwest wind 3 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. Chance of precipitation is 40%.
A slight chance of rain showers before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jun 10
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
91°F |
7 to 16 mph
SSW
|
|
Wednesday Night
Jun 10
|
Slight Chance Showers And Thunderstorms
|
74°F |
13 to 16 mph
SW
|
|
Thursday
Jun 11
|
Showers And Thunderstorms Likely
|
89°F |
12 to 18 mph
SW
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
67°F |
12 to 18 mph
WSW
|
|
Friday
Jun 12
|
Chance Showers And Thunderstorms then Partly Sunny
|
82°F |
8 to 13 mph
WNW
|
|
Friday Night
Jun 12
|
Mostly Clear
|
61°F |
3 to 12 mph
W
|
|
Saturday
Jun 13
|
Sunny then Slight Chance Showers And Thunderstorms
|
85°F |
3 to 12 mph
SW
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
64°F |
5 to 10 mph
W
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
80°F |
5 to 12 mph
NW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
59°F |
5 to 12 mph
NNE
|
|
Monday
Jun 15
|
Chance Showers And Thunderstorms
|
78°F |
5 to 12 mph
ESE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Octagon.