Sidney, IN Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Sidney, IN in one place.
Mostly sunny, with a high near 81. South wind 0 to 5 mph.
Local Weather Overview
This forecast page for Sidney, 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 28, 2026 5:45 PM EDT.
The active forecast window currently covers Aug 29 to Sep 3, 2026 for Sidney, IN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 29 to Sep 3, 2026
- Latest sync
- Aug 28, 2026 5:45 PM EDT
- Forecast office
- IWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sidney
Tuesday looks like the warmest upcoming period in Sidney at 91 degrees F.
Saturday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Sunday at about 5 to 10 mph S.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 28, 2026 5:45 PM EDT
- Coverage
- 6 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
Mostly cloudy, with a low around 66. South wind 0 to 5 mph.
Mostly sunny, with a high near 86. South wind 5 to 10 mph.
Partly cloudy, with a low around 70.
Mostly sunny, with a high near 89.
Partly cloudy, with a low around 72.
Mostly sunny, with a high near 91.
Partly cloudy, with a low around 73.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 71.
A chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 88.
A slight chance of rain showers after 8pm. Partly cloudy, with a low around 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Mostly Sunny
|
81°F |
0 to 5 mph
S
|
|
Saturday Night
Aug 29
|
Mostly Cloudy
|
66°F |
0 to 5 mph
S
|
|
Sunday
Aug 30
|
Mostly Sunny
|
86°F |
5 to 10 mph
S
|
|
Sunday Night
Aug 30
|
Partly Cloudy
|
70°F |
5 mph
S
|
|
Monday
Aug 31
|
Mostly Sunny
|
89°F |
5 to 10 mph
SW
|
|
Monday Night
Aug 31
|
Partly Cloudy
|
72°F |
5 mph
SW
|
|
Tuesday
Sep 1
|
Mostly Sunny
|
91°F |
5 to 10 mph
SW
|
|
Tuesday Night
Sep 1
|
Partly Cloudy
|
73°F |
5 mph
SW
|
|
Wednesday
Sep 2
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
90°F |
5 to 10 mph
SW
|
|
Wednesday Night
Sep 2
|
Slight Chance Showers And Thunderstorms
|
71°F |
0 to 5 mph
SW
|
|
Thursday
Sep 3
|
Chance Showers And Thunderstorms then Mostly Sunny
|
88°F |
5 mph
SW
|
|
Thursday Night
Sep 3
|
Slight Chance Rain Showers
|
69°F |
0 to 5 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sidney.