Harmon, IL 14 Day Weather - 61042 WeatherWorld.com

Feedback E-mail the Weather

Quick Weather Clicks

Harmon, IL Weather - 14-Day Weather Forecast

Current Conditions

Settings
Harmon IL Weather - Clear - 88°F
Clear
88°F
Updated 7:46 pm
Feels Like 96°F
Humidity 72%
Wind VRB 5 mph
Barometer  29.87 in
Dew Point 78°F
Harmon IL Weather - Clear - 31°C
Clear
31°C
Updated 7:46 pm
Feels Like 35°C
Humidity 72%
Wind VRB 8 km/h
Barometer  101.2 kPa
Dew Point 26°C
Harmon, IL Weather and Current Conditionsharmon il weather forecast

Harmon, IL Weather Forecast

Harmon Illinois WeatherHarmon, Illinois Weather Weather Forecast
14 day API weather forecast for Harmon, Illinois. Note: The 7-day weather forecast for Harmon, IL is the most reliable and accurate weather forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days ahead.
Harmon, IL Weather Forecast Dated: 746 PM Thu Sep 03 2026
Expect a very warm period with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Thursday, September 3, 2026

Mid-Morning
Harmon Weather - 2026-09-03 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Harmon Weather - 2026-09-03 - Afternoon - Sunny
97°F 36°C
Sunny
Early-Evening
Harmon Weather - 2026-09-03 - Evening - Sunny
88°F 31°C
Sunny
Sizzling hot near 97°F 36°C with a heat index reaching 110°F 43°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the SSW to the SE at 8 mph 13 km/h. Gusts up to 20 mph 32 km/h.

Friday, September 4, 2026

Mid-Morning
Harmon Weather - 2026-09-04 - Morning - Overcast
77°F 25°C
Overcast
Mid-Afternoon
Harmon Weather - 2026-09-04 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Harmon Weather - 2026-09-04 - Evening - Nearby Thunderstorms
88°F 31°C
Nearby Thunderstorms
Hot and sweltering around 92°F 33°C (heat index 100°F 38°C), locally heavy thunderstorms at times, with steady humidity and steady pressure. Winds switching from the ENE to the NW at 7 mph 10 km/h.

Saturday, September 5, 2026

Mid-Morning
Harmon Weather - 2026-09-05 - Morning - Sunny
74°F 23°C
Sunny
Mid-Afternoon
Harmon Weather - 2026-09-05 - Afternoon - Sunny
85°F 30°C
Sunny
Early-Evening
Harmon Weather - 2026-09-05 - Evening - Sunny
80°F 27°C
Sunny
Very warm near 85°F 30°C, though humidity makes it feel like 91°F 33°C, sunny throughout the day, with steady humidity and steady pressure.

Sunday, September 6, 2026

Mid-Morning
Harmon Weather - 2026-09-06 - Morning - Sunny
70°F 21°C
Sunny
Mid-Afternoon
Harmon Weather - 2026-09-06 - Afternoon - Overcast
78°F 26°C
Overcast
Early-Evening
Harmon Weather - 2026-09-06 - Evening - Sunny
73°F 23°C
Sunny
Mild temperatures up to 78°F 26°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds E at 10 mph 15 km/h.

Monday, September 7, 2026

Mid-Morning
Harmon Weather - 2026-09-07 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Harmon Weather - 2026-09-07 - Afternoon - Cloudy
75°F 24°C
Cloudy
Early-Evening
Harmon Weather - 2026-09-07 - Evening - Overcast
71°F 22°C
Overcast
Mild with a high of 75°F 24°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds out of the ESE at 11 mph 18 km/h.

Tuesday, September 8, 2026

Mid-Morning
Harmon Weather - 2026-09-08 - Morning - Overcast
69°F 21°C
Overcast
Mid-Afternoon
Harmon Weather - 2026-09-08 - Afternoon - Overcast
82°F 28°C
Overcast
Early-Evening
Harmon Weather - 2026-09-08 - Evening - Sunny
83°F 28°C
Sunny
Very warm near 82°F 28°C, though humidity makes it feel like 85°F 29°C, partly cloudy through the afternoon, turning sunny this evening, with lower humidity and barometric pressure falling. Winds shifting from the SE to the SSE at 14 mph 22 km/h. Gusts up to 33 mph 53 km/h.

Wednesday, September 9, 2026

Mid-Morning
Harmon Weather - 2026-09-09 - Morning - Partly Cloudy
77°F 25°C
Partly Cloudy
Mid-Afternoon
Harmon Weather - 2026-09-09 - Afternoon - Partly Cloudy
85°F 29°C
Partly Cloudy
Early-Evening
Harmon Weather - 2026-09-09 - Evening - Overcast
77°F 26°C
Overcast
Balmy with temperatures reaching 85°F 29°C, cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the WNW to the SE at 5 mph 8 km/h.

Thursday, September 10, 2026

Mid-Morning
Harmon Weather - 2026-09-10 - Morning - Scattered Showers
72°F 22°C
Scattered Showers
Mid-Afternoon
Harmon Weather - 2026-09-10 - Afternoon - Scattered Showers
81°F 27°C
Scattered Showers
Early-Evening
Harmon Weather - 2026-09-10 - Evening - Overcast
77°F 25°C
Overcast
Quite warm around 81°F 27°C, scattered downpours possible, with steady humidity and steady pressure. Winds out of the SE at 6 mph 10 km/h.

Friday, September 11, 2026

Mid-Morning
Harmon Weather - 2026-09-11 - Morning - Partly Cloudy
69°F 21°C
Partly Cloudy
Mid-Afternoon
Harmon Weather - 2026-09-11 - Afternoon - Sunny
78°F 26°C
Sunny
Early-Evening
Harmon Weather - 2026-09-11 - Evening - Sunny
75°F 24°C
Sunny
Mild temperatures up to 78°F 26°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the ESE at 14 mph 22 km/h. Gusts up to 28 mph 45 km/h.

Saturday, September 12, 2026

Mid-Morning
Harmon Weather - 2026-09-12 - Morning - Sunny
73°F 23°C
Sunny
Mid-Afternoon
Harmon Weather - 2026-09-12 - Afternoon - Sunny
92°F 34°C
Sunny
Early-Evening
Harmon Weather - 2026-09-12 - Evening - Sunny
88°F 31°C
Sunny
Sizzling hot near 92°F 34°C with a heat index reaching 99°F 37°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds swinging from the ESE to the SSE at 10 mph 16 km/h.

Sunday, September 13, 2026

Mid-Morning
Harmon Weather - 2026-09-13 - Morning - Sunny
81°F 27°C
Sunny
Mid-Afternoon
Harmon Weather - 2026-09-13 - Afternoon - Sunny
94°F 34°C
Sunny
Early-Evening
Harmon Weather - 2026-09-13 - Evening - Partly Cloudy
84°F 29°C
Partly Cloudy
Hot and sweltering around 94°F 34°C (heat index 98°F 37°C), sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds shifting from the SW to the S at 11 mph 18 km/h. Gusts up to 23 mph 36 km/h.

Monday, September 14, 2026

Mid-Morning
Harmon Weather - 2026-09-14 - Morning - Light Showers
73°F 23°C
Light Showers
Mid-Afternoon
Harmon Weather - 2026-09-14 - Afternoon - Overcast
78°F 26°C
Overcast
Early-Evening
Harmon Weather - 2026-09-14 - Evening - Scattered Showers
73°F 23°C
Scattered Showers
Comfortable with temperatures reaching 78°F 26°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds turning from the SSW to the WSW at 9 mph 13 km/h.

Tuesday, September 15, 2026

Mid-Morning
Harmon Weather - 2026-09-15 - Morning - Sunny
60°F 16°C
Sunny
Mid-Afternoon
Harmon Weather - 2026-09-15 - Afternoon - Sunny
68°F 20°C
Sunny
Early-Evening
Harmon Weather - 2026-09-15 - Evening - Sunny
63°F 18°C
Sunny
Enjoyable around 68°F 20°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the WNW to the NNW at 9 mph 15 km/h.

Wednesday, September 16, 2026

Mid-Morning
Harmon Weather - 2026-09-16 - Morning - Sunny
56°F 13°C
Sunny
Mid-Afternoon
Harmon Weather - 2026-09-16 - Afternoon - Partly Cloudy
67°F 19°C
Partly Cloudy
Early-Evening
Harmon Weather - 2026-09-16 - Evening - Cloudy
63°F 18°C
Cloudy
Mildly cool near 67°F 19°C, sunny in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the NNW to the SE at 6 mph 10 km/h.

Trending Headlines

Harmon, IL Weather Radar Map

Use the map search tool if you want to place a location marker on the radar map...

Harmon, IL 7 Day Weather

National Two Day Weather Forecast


E-mail the Harmon Weather Forecast

Voice your opinion or tell us about page issues...

Weather by the Numbers

Thu, 3rd
Harmon IL Weather - Thursday, Sep 3, 2026 - Sunny
Hi: 97°F 36°C
Lo: 72°F 22°C
Sunrise 06:26 AM
Sunset 07:29 PM
Wind SW 7 mph12 km/h
Dew Point 76°F25°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 2% *
Humidity 53%
Fri, 4th
Harmon IL Weather - Friday, Sep 4, 2026 - Patchy Rain Nearby
Hi: 93°F 34°C
Lo: 76°F 25°C
Sunrise 06:28 AM
Sunset 07:27 PM
Wind WSW 7 mph11 km/h
Dew Point 68°F20°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 12% *
Humidity 57%
Sat, 5th
Harmon IL Weather - Saturday, Sep 5, 2026 - Sunny
Hi: 86°F 30°C
Lo: 70°F 21°C
Sunrise 06:29 AM
Sunset 07:25 PM
Wind NE 6 mph9 km/h
Dew Point 71°F21°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 5% *
Humidity 70%
Sun, 6th
Harmon IL Weather - Sunday, Sep 6, 2026 - Partly Cloudy
Hi: 78°F 26°C
Lo: 66°F 19°C
Sunrise 06:30 AM
Sunset 07:24 PM
Wind ESE 10 mph16 km/h
Dew Point 62°F17°C
uv Index 7
Barometric Pressure 30.06 in1018 mb
POP 6% *
Humidity 61%
Mon, 7th
Harmon IL Weather - Monday, Sep 7, 2026 - Sunny
Hi: 76°F 24°C
Lo: 63°F 17°C
Sunrise 06:31 AM
Sunset 07:22 PM
Wind SE 8 mph13 km/h
Dew Point 59°F15°C
uv Index 6
Barometric Pressure 30.15 in1021 mb
POP 3% *
Humidity 59%
Tue, 8th
Harmon IL Weather - Tuesday, Sep 8, 2026 - Sunny
Hi: 85°F 29°C
Lo: 64°F 18°C
Sunrise 06:32 AM
Sunset 07:20 PM
Wind SSE 13 mph22 km/h
Dew Point 62°F16°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 10% *
Humidity 61%
Wed, 9th
Harmon IL Weather - Wednesday, Sep 9, 2026 - Partly Cloudy
Hi: 88°F 31°C
Lo: 72°F 22°C
Sunrise 06:33 AM
Sunset 07:18 PM
Wind NNW 12 mph19 km/h
Dew Point 65°F18°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 7% *
Humidity 58%
Thu, 10th
Harmon IL Weather - Thursday, Sep 10, 2026 - Overcast
Hi: 82°F 28°C
Lo: 71°F 22°C
Sunrise 06:34 AM
Sunset 07:17 PM
Wind SE 4 mph7 km/h
Dew Point 63°F17°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 15% *
Humidity 63%
Fri, 11th
Harmon IL Weather - Friday, Sep 11, 2026 - Sunny
Hi: 79°F 26°C
Lo: 67°F 19°C
Sunrise 06:35 AM
Sunset 07:15 PM
Wind ESE 16 mph25 km/h
Dew Point 60°F15°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 4% *
Humidity 62%
Sat, 12th
Harmon IL Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 94°F 35°C
Lo: 67°F 19°C
Sunrise 06:36 AM
Sunset 07:13 PM
Wind SSE 10 mph15 km/h
Dew Point 67°F20°C
uv Index 7
Barometric Pressure 29.85 in1011 mb
POP 3% *
Humidity 58%
Sun, 13th
Harmon IL Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 95°F 35°C
Lo: 75°F 24°C
Sunrise 06:37 AM
Sunset 07:12 PM
Wind SW 13 mph21 km/h
Dew Point 65°F18°C
uv Index 8
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 46%
Mon, 14th
Harmon IL Weather - Monday, Sep 14, 2026 - Light Rain Shower
Hi: 79°F 26°C
Lo: 66°F 19°C
Sunrise 06:38 AM
Sunset 07:10 PM
Wind SW 10 mph16 km/h
Dew Point 70°F21°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 38% *
Humidity 87%
Tue, 15th
Harmon IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 68°F 20°C
Lo: 55°F 13°C
Sunrise 06:39 AM
Sunset 07:08 PM
Wind WNW 19 mph30 km/h
Dew Point 47°F9°C
uv Index 5
Barometric Pressure 29.8 in1009 mb
POP 2% *
Humidity 51%
Wed, 16th
Harmon IL Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 67°F 20°C
Lo: 50°F 10°C
Sunrise 06:40 AM
Sunset 07:06 PM
Wind NW 6 mph10 km/h
Dew Point 47°F8°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 5% *
Humidity 56%
* POP = Probability of Precipitation. Data for 12:00 PM.