Allen, IN Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Allen, IN in one place.
Mostly sunny, with a high near 80.
Local Weather Overview
This forecast page for Allen, 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 19, 2026 8:57 PM EDT.
The active forecast window currently covers Apr 23 to Apr 26, 2026 for Allen, IN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 23 to Apr 26, 2026
- Latest sync
- Apr 19, 2026 8:57 PM EDT
- Forecast office
- IWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Allen
Thursday looks like the warmest upcoming period in Allen at 80 degrees F.
Saturday Night is the coolest period ahead with temperatures near 46 degrees F.
The strongest winds are forecast for Thursday at about 5 to 15 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 19, 2026 8:57 PM 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
A slight chance of rain showers after 2am. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
A chance of rain showers before 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 77. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
A chance of rain showers. Partly sunny, with a high near 68.
A slight chance of rain showers. Mostly cloudy, with a low around 46.
A slight chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 66.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 23
|
Mostly Sunny
|
80°F |
5 to 15 mph
S
|
|
Thursday Night
Apr 23
|
Partly Cloudy then Slight Chance Rain Showers
|
62°F |
10 to 15 mph
S
|
|
Friday
Apr 24
|
Showers And Thunderstorms Likely
|
77°F |
10 to 15 mph
SW
|
|
Friday Night
Apr 24
|
Showers And Thunderstorms Likely
|
51°F |
10 to 15 mph
NW
|
|
Saturday
Apr 25
|
Chance Rain Showers
|
68°F |
10 mph
N
|
|
Saturday Night
Apr 25
|
Slight Chance Rain Showers
|
46°F |
5 to 10 mph
N
|
|
Sunday
Apr 26
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
66°F |
5 to 10 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Allen.