Napoleon, IN Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Napoleon, IN in one place.
Mostly clear, with a low around 63. North wind around 3 mph.
Local Weather Overview
This forecast page for Napoleon, 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: Aug 3, 2026 5:59 AM EDT.
The active forecast window currently covers Aug 3 to Aug 9, 2026 for Napoleon, IN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 3 to Aug 9, 2026
- Latest sync
- Aug 3, 2026 5:59 AM EDT
- Forecast office
- ILN
- Source
- NOAA / NWS
Daily Outlook
This Week in Napoleon
Sunday looks like the warmest upcoming period in Napoleon at 86 degrees F.
Monday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Monday at about 6 mph N.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 3, 2026 5:59 AM EDT
- Coverage
- 7 days
- Time zone
- America/Indiana/Indianapolis
- Forecast office
- ILN
- Radar station
- KIND
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly sunny, with a high near 80. North wind around 6 mph.
Mostly clear, with a low around 58. Northeast wind around 5 mph.
Sunny, with a high near 82. Northeast wind around 2 mph.
Mostly clear, with a low around 62. Northeast wind around 2 mph.
Sunny, with a high near 84.
Partly cloudy, with a low around 65.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85.
A chance of showers and thunderstorms before 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 67. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 86.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Aug 3
|
Mostly Clear
|
63°F |
3 mph
N
|
|
Monday
Aug 3
|
Mostly Sunny
|
80°F |
6 mph
N
|
|
Monday Night
Aug 3
|
Mostly Clear
|
58°F |
5 mph
NE
|
|
Tuesday
Aug 4
|
Sunny
|
82°F |
2 mph
NE
|
|
Tuesday Night
Aug 4
|
Mostly Clear
|
62°F |
2 mph
NE
|
|
Wednesday
Aug 5
|
Sunny
|
84°F |
2 mph
N
|
|
Wednesday Night
Aug 5
|
Partly Cloudy
|
65°F |
1 mph
S
|
|
Thursday
Aug 6
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
85°F |
1 to 5 mph
SW
|
|
Thursday Night
Aug 6
|
Chance Showers And Thunderstorms
|
67°F |
2 mph
S
|
|
Friday
Aug 7
|
Chance Showers And Thunderstorms
|
83°F |
5 mph
SW
|
|
Friday Night
Aug 7
|
Chance Showers And Thunderstorms
|
66°F |
2 mph
S
|
|
Saturday
Aug 8
|
Chance Showers And Thunderstorms
|
84°F |
3 mph
SW
|
|
Saturday Night
Aug 8
|
Chance Showers And Thunderstorms
|
67°F |
2 mph
SW
|
|
Sunday
Aug 9
|
Slight Chance Showers And Thunderstorms
|
86°F |
1 to 6 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Napoleon.