Harmony, IN Weather Forecast

Local 7-day forecast

86°
F

Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Harmony, IN in one place.

Friday, September 18, 2026
Wind: 6 mph NE
Friday

A chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a slight chance of showers and thunderstorms between 2pm and 4pm. Mostly sunny, with a high near 86. Northeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Harmony, 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: Sep 17, 2026 1:30 PM EDT.

The active forecast window currently covers Sep 18 to Sep 23, 2026 for Harmony, IN.

Page Snapshot

Page focus
city weather
Forecast window
Sep 18 to Sep 23, 2026
Latest sync
Sep 17, 2026 1:30 PM EDT
Forecast office
IND
Source
NOAA / NWS
Next High
86°F
Friday
Next Low
67°F
Friday Night
Rain Outlook
9
Periods mentioning precipitation
Windiest
7 to 12 mph
Monday Night

Daily Outlook

Today
Sep 18
Chance Showers And Thunderstorms
86 °F
/ 67°F
Wind 6 mph
Sat
Sep 19
Mostly Sunny
92 °F
/ 71°F
Wind 8 mph
Sun
Sep 20
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
88 °F
/ 65°F
Wind 2 to 7 mph
Mon
Sep 21
Slight Chance Showers And Thunderstorms
82 °F
/ 61°F
Wind 9 mph
Tue
Sep 22
Chance Rain Showers then Partly Sunny
79 °F
/ 60°F
Wind 8 mph
Wed
Sep 23
Mostly Sunny then Slight Chance Rain Showers
79 °F
/ 61°F
Wind 3 to 7 mph

This Week in Harmony

Saturday looks like the warmest upcoming period in Harmony at 92 degrees F.

Tuesday Night is the coolest period ahead with temperatures near 60 degrees F.

The strongest winds are forecast for Monday Night at about 7 to 12 mph NE.

Precipitation is mentioned in 9 upcoming forecast periods.

Forecast Details

Last updated
Sep 17, 2026 1:30 PM EDT
Coverage
6 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 source

Extended Forecast

Friday Night
Sep 18
67°F
Mostly Clear
8 mph E

Mostly clear, with a low around 67. East wind around 8 mph.

Saturday
Sep 19
92°F
Mostly Sunny
8 mph S

Mostly sunny, with a high near 92. South wind around 8 mph.

Saturday Night
Sep 19
71°F
Mostly Cloudy then Slight Chance Showers And Thunderstorms
6 mph SSW

A slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. South southwest wind around 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Sunday
Sep 20
88°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
2 to 7 mph WNW

A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. West northwest wind 2 to 7 mph. Chance of precipitation is 30%.

Sunday Night
Sep 20
65°F
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
8 mph NNE

A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. North northeast wind around 8 mph. Chance of precipitation is 30%.

Monday
Sep 21
82°F
Slight Chance Showers And Thunderstorms
9 mph ENE

A slight chance of rain showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. East northeast wind around 9 mph. Chance of precipitation is 30%.

Monday Night
Sep 21
61°F
Chance Showers And Thunderstorms
7 to 12 mph NE

A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Northeast wind 7 to 12 mph. Chance of precipitation is 40%.

Tuesday
Sep 22
79°F
Chance Rain Showers then Partly Sunny
8 mph NE

A chance of rain showers before 8am. Partly sunny, with a high near 79. Chance of precipitation is 30%.

Tuesday Night
Sep 22
60°F
Partly Cloudy
3 to 8 mph NE

Partly cloudy, with a low around 60.

Wednesday
Sep 23
79°F
Mostly Sunny then Slight Chance Rain Showers
3 to 7 mph NNE

A slight chance of rain showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 20%.

Wednesday Night
Sep 23
61°F
Slight Chance Rain Showers then Partly Cloudy
2 to 7 mph NNE

A slight chance of rain showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 20%.

Detailed Forecast

Period Conditions Temp Wind
Friday
Sep 18
Chance Showers And Thunderstorms
86°F
6 mph
NE
Friday Night
Sep 18
Mostly Clear
67°F
8 mph
E
Saturday
Sep 19
Mostly Sunny
92°F
8 mph
S
Saturday Night
Sep 19
Mostly Cloudy then Slight Chance Showers And Thunderstorms
71°F
6 mph
SSW
Sunday
Sep 20
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
88°F
2 to 7 mph
WNW
Sunday Night
Sep 20
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
65°F
8 mph
NNE
Monday
Sep 21
Slight Chance Showers And Thunderstorms
82°F
9 mph
ENE
Monday Night
Sep 21
Chance Showers And Thunderstorms
61°F
7 to 12 mph
NE
Tuesday
Sep 22
Chance Rain Showers then Partly Sunny
79°F
8 mph
NE
Tuesday Night
Sep 22
Partly Cloudy
60°F
3 to 8 mph
NE
Wednesday
Sep 23
Mostly Sunny then Slight Chance Rain Showers
79°F
3 to 7 mph
NNE
Wednesday Night
Sep 23
Slight Chance Rain Showers then Partly Cloudy
61°F
2 to 7 mph
NNE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.