Hamilton County, IN Weather Forecast
County weather hub
Sunny
Compare major city weather across Hamilton County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 76. Northwest wind around 7 mph.
County Weather Overview
This county weather page brings together forecast coverage for Hamilton County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 6 of 6 mapped cities in Hamilton County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 24 to Aug 30, 2026
- Latest sync
- Aug 24, 2026 5:33 PM EDT
- Forecast office
- IND
- Source
- NOAA / NWS
Daily Outlook
This Week in Hamilton County
Sunday looks like the warmest upcoming period in Hamilton County at 86 degrees F.
Tonight is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Sunday at about 5 to 9 mph S.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Aug 24, 2026 5:33 PM EDT
- Coverage
- 7 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
Patchy fog after 2am. Mostly clear. Low around 55, with temperatures rising to around 57 overnight. North wind 0 to 5 mph.
Patchy fog before 9am. Sunny, with a high near 79. Wind around 0 mph.
Mostly cloudy, with a low around 58. East wind around 1 mph.
Mostly sunny, with a high near 83. South southwest wind 2 to 8 mph.
A chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 64. Southwest wind 2 to 7 mph. Chance of precipitation is 40%.
Sunny, with a high near 82. West northwest wind 2 to 7 mph.
Mostly clear, with a low around 61. North northwest wind 2 to 7 mph.
Sunny, with a high near 81. North wind 2 to 6 mph.
Mostly clear, with a low around 60. Northeast wind 1 to 5 mph.
Sunny, with a high near 82.
Partly cloudy, with a low around 64.
Mostly sunny, with a high near 86.
Partly cloudy, with a low around 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Aug 24
|
Sunny
|
76°F |
7 mph
NW
|
|
Tonight
Aug 24
|
Mostly Clear then Patchy Fog
|
55°F |
0 to 5 mph
N
|
|
Tuesday
Aug 25
|
Patchy Fog then Sunny
|
79°F |
0 mph
|
|
Tuesday Night
Aug 25
|
Mostly Cloudy
|
58°F |
1 mph
E
|
|
Wednesday
Aug 26
|
Mostly Sunny
|
83°F |
2 to 8 mph
SSW
|
|
Wednesday Night
Aug 26
|
Chance Showers And Thunderstorms
|
64°F |
2 to 7 mph
SW
|
|
Thursday
Aug 27
|
Sunny
|
82°F |
2 to 7 mph
WNW
|
|
Thursday Night
Aug 27
|
Mostly Clear
|
61°F |
2 to 7 mph
NNW
|
|
Friday
Aug 28
|
Sunny
|
81°F |
2 to 6 mph
N
|
|
Friday Night
Aug 28
|
Mostly Clear
|
60°F |
1 to 5 mph
NE
|
|
Saturday
Aug 29
|
Sunny
|
82°F |
1 to 5 mph
ESE
|
|
Saturday Night
Aug 29
|
Partly Cloudy
|
64°F |
5 mph
SE
|
|
Sunday
Aug 30
|
Mostly Sunny
|
86°F |
5 to 9 mph
S
|
|
Sunday Night
Aug 30
|
Partly Cloudy
|
69°F |
6 mph
SSW
|
Major City Forecasts
Live forecast snapshots for major cities across Hamilton County.
Coverage
Forecast coverage currently spans 6 of 6 mapped cities in Hamilton County.
Largest mapped city population in this region: 101,643.
