Napoleon, IN Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Napoleon, IN in one place.
A chance of showers and thunderstorms. Partly sunny, with a high near 75. West wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
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: Apr 21, 2026 6:10 PM EDT.
The active forecast window currently covers Apr 22 to Apr 27, 2026 for Napoleon, IN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 27, 2026
- Latest sync
- Apr 21, 2026 6:10 PM EDT
- Forecast office
- ILN
- Source
- NOAA / NWS
Daily Outlook
This Week in Napoleon
Thursday looks like the warmest upcoming period in Napoleon at 79 degrees F.
Saturday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Friday at about 6 to 12 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 21, 2026 6:10 PM EDT
- Coverage
- 6 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
A slight chance of showers and thunderstorms between 7pm and 8pm. Partly cloudy, with a low around 57. Southwest wind 2 to 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Sunny, with a high near 79. Southwest wind 2 to 8 mph.
Mostly clear, with a low around 60.
A slight chance of rain showers between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 76. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
A chance of showers and thunderstorms. Partly sunny, with a high near 73. Chance of precipitation is 50%.
A chance of rain showers before 8pm. Partly cloudy, with a low around 50. Chance of precipitation is 40%.
Mostly sunny, with a high near 74.
A slight chance of rain showers after 2am. Partly cloudy, with a low around 53.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 75. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 57.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Chance Showers And Thunderstorms
|
75°F |
10 mph
W
|
|
Wednesday Night
Apr 22
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
57°F |
2 to 6 mph
SW
|
|
Thursday
Apr 23
|
Sunny
|
79°F |
2 to 8 mph
SW
|
|
Thursday Night
Apr 23
|
Mostly Clear
|
60°F |
3 to 7 mph
S
|
|
Friday
Apr 24
|
Showers And Thunderstorms Likely
|
76°F |
6 to 12 mph
S
|
|
Friday Night
Apr 24
|
Showers And Thunderstorms Likely
|
59°F |
3 to 9 mph
SW
|
|
Saturday
Apr 25
|
Chance Showers And Thunderstorms
|
73°F |
3 to 8 mph
NW
|
|
Saturday Night
Apr 25
|
Chance Rain Showers then Partly Cloudy
|
50°F |
3 to 7 mph
N
|
|
Sunday
Apr 26
|
Mostly Sunny
|
74°F |
6 mph
NE
|
|
Sunday Night
Apr 26
|
Partly Cloudy then Slight Chance Rain Showers
|
53°F |
7 mph
E
|
|
Monday
Apr 27
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
75°F |
8 to 12 mph
SE
|
|
Monday Night
Apr 27
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
57°F |
10 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Napoleon.