Armstrong, IL 14 Day Weather - 61812 WeatherWorld.com

Feedback E-mail the Weather

Quick Weather Clicks

Armstrong, IL Weather - 14-Day Weather Forecast

Current Conditions

Settings
Armstrong IL Weather - Clear - 68°F
Clear
68°F
Updated 2:15 am
Feels Like 72°F
Humidity 93%
Wind NNW 3 mph
Barometer  30.05 in
Dew Point 66°F
Armstrong IL Weather - Clear - 20°C
Clear
20°C
Updated 2:15 am
Feels Like 22°C
Humidity 93%
Wind NNW 5 km/h
Barometer  101.7 kPa
Dew Point 19°C
Armstrong, IL Weather and Current Conditionsarmstrong il weather forecast

Armstrong, IL Weather Forecast

Armstrong Illinois WeatherArmstrong, Illinois Weather Weather Forecast
14 day API weather forecast for Armstrong, Illinois. Note: The 7-day weather forecast for Armstrong, 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.
Armstrong, IL Weather Forecast Dated: 215 AM Thu Sep 10 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.

Thursday, September 10, 2026

Mid-Morning
Armstrong Weather - 2026-09-10 - Morning - Overcast
70°F 21°C
Overcast
Mid-Afternoon
Armstrong Weather - 2026-09-10 - Afternoon - Scattered Showers
68°F 20°C
Scattered Showers
Early-Evening
Armstrong Weather - 2026-09-10 - Evening - Scattered Showers
67°F 19°C
Scattered Showers
Pleasant near 68°F 20°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.

Friday, September 11, 2026

Mid-Morning
Armstrong Weather - 2026-09-11 - Morning - Overcast
63°F 17°C
Overcast
Mid-Afternoon
Armstrong Weather - 2026-09-11 - Afternoon - Overcast
74°F 23°C
Overcast
Early-Evening
Armstrong Weather - 2026-09-11 - Evening - Overcast
70°F 21°C
Overcast
Comfortable with temperatures reaching 74°F 23°C, overcast throughout the day, with steady humidity and steady pressure.

Saturday, September 12, 2026

Mid-Morning
Armstrong Weather - 2026-09-12 - Morning - Sunny
69°F 21°C
Sunny
Mid-Afternoon
Armstrong Weather - 2026-09-12 - Afternoon - Partly Cloudy
81°F 27°C
Partly Cloudy
Early-Evening
Armstrong Weather - 2026-09-12 - Evening - Sunny
79°F 26°C
Sunny
Very warm near 81°F 27°C, though humidity makes it feel like 84°F 29°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure.

Sunday, September 13, 2026

Mid-Morning
Armstrong Weather - 2026-09-13 - Morning - Overcast
73°F 23°C
Overcast
Mid-Afternoon
Armstrong Weather - 2026-09-13 - Afternoon - Cloudy
86°F 30°C
Cloudy
Early-Evening
Armstrong Weather - 2026-09-13 - Evening - Overcast
82°F 27°C
Overcast
Warm and summery around 86°F 30°C (feels like 89°F 32°C), overcast in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the WSW to the E at 8 mph 13 km/h.

Monday, September 14, 2026

Mid-Morning
Armstrong Weather - 2026-09-14 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Armstrong Weather - 2026-09-14 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Armstrong Weather - 2026-09-14 - Evening - Sunny
86°F 30°C
Sunny
Hot and sweltering around 91°F 33°C (heat index 95°F 35°C), sunny throughout the day, with lower humidity and steady pressure. Winds blowing from the SSW at 13 mph 22 km/h. Gusts up to 22 mph 36 km/h.

Tuesday, September 15, 2026

Mid-Morning
Armstrong Weather - 2026-09-15 - Morning - Scattered Showers
73°F 23°C
Scattered Showers
Mid-Afternoon
Armstrong Weather - 2026-09-15 - Afternoon - Light Showers
77°F 25°C
Light Showers
Early-Evening
Armstrong Weather - 2026-09-15 - Evening - Sunny
68°F 20°C
Sunny
Pleasant near 77°F 25°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds moving from the NW to the ESE at 10 mph 15 km/h.

Wednesday, September 16, 2026

Mid-Morning
Armstrong Weather - 2026-09-16 - Morning - Overcast
64°F 18°C
Overcast
Mid-Afternoon
Armstrong Weather - 2026-09-16 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Armstrong Weather - 2026-09-16 - Evening - Cloudy
67°F 20°C
Cloudy
Comfortable with temperatures reaching 71°F 22°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds swinging from the ENE to the E at 8 mph 13 km/h.

Thursday, September 17, 2026

Mid-Morning
Armstrong Weather - 2026-09-17 - Morning - Light Showers
66°F 19°C
Light Showers
Mid-Afternoon
Armstrong Weather - 2026-09-17 - Afternoon - Light Showers
71°F 21°C
Light Showers
Early-Evening
Armstrong Weather - 2026-09-17 - Evening - Heavy Rain Showers
69°F 21°C
Heavy Rain Showers
Enjoyable around 71°F 21°C, persistent showers off and on through the day, with increasing humidity and barometric pressure falling. Winds shifting from the SE to the SW at 11 mph 17 km/h. Gusts up to 29 mph 46 km/h.

Friday, September 18, 2026

Mid-Morning
Armstrong Weather - 2026-09-18 - Morning - Scattered Showers
57°F 14°C
Scattered Showers
Mid-Afternoon
Armstrong Weather - 2026-09-18 - Afternoon - Scattered Showers
61°F 16°C
Scattered Showers
Early-Evening
Armstrong Weather - 2026-09-18 - Evening - Scattered Showers
60°F 15°C
Scattered Showers
Refreshing around 61°F 16°C, locally heavy downpours at times, with lower humidity and barometric pressure rising. Winds turning from the WNW to the NW at 9 mph 15 km/h.

Saturday, September 19, 2026

Mid-Morning
Armstrong Weather - 2026-09-19 - Morning - Light Fog
58°F 14°C
Light Fog
Mid-Afternoon
Armstrong Weather - 2026-09-19 - Afternoon - Sunny
66°F 19°C
Sunny
Early-Evening
Armstrong Weather - 2026-09-19 - Evening - Sunny
61°F 16°C
Sunny
Mildly cool near 66°F 19°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the NNW to the NNE at 7 mph 12 km/h.

Sunday, September 20, 2026

Mid-Morning
Armstrong Weather - 2026-09-20 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Armstrong Weather - 2026-09-20 - Afternoon - Sunny
68°F 20°C
Sunny
Early-Evening
Armstrong Weather - 2026-09-20 - Evening - Sunny
63°F 17°C
Sunny
Pleasant near 68°F 20°C, sunny throughout the day, with steady humidity and steady pressure.

Monday, September 21, 2026

Mid-Morning
Armstrong Weather - 2026-09-21 - Morning - Sunny
61°F 16°C
Sunny
Mid-Afternoon
Armstrong Weather - 2026-09-21 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Armstrong Weather - 2026-09-21 - Evening - Overcast
66°F 19°C
Overcast
Comfortable with temperatures reaching 72°F 22°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure.

Tuesday, September 22, 2026

Mid-Morning
Armstrong Weather - 2026-09-22 - Morning - Sunny
67°F 20°C
Sunny
Mid-Afternoon
Armstrong Weather - 2026-09-22 - Afternoon - Sunny
82°F 28°C
Sunny
Early-Evening
Armstrong Weather - 2026-09-22 - Evening - Sunny
76°F 25°C
Sunny
Quite warm around 82°F 28°C, sunny throughout the day, with lower humidity and steady pressure. Winds blowing from the SSW at 8 mph 12 km/h.

Wednesday, September 23, 2026

Mid-Morning
Armstrong Weather - 2026-09-23 - Morning - Sunny
72°F 22°C
Sunny
Mid-Afternoon
Armstrong Weather - 2026-09-23 - Afternoon - Sunny
83°F 28°C
Sunny
Early-Evening
Armstrong Weather - 2026-09-23 - Evening - Sunny
70°F 21°C
Sunny
Warm temperatures up to 83°F 28°C, sunny throughout the day, with steady humidity and steady pressure. Winds increasing from the SW at 7 mph 12 km/h to N at 19 mph 30 km/h. Gusts up to 28 mph 45 km/h.

Trending Headlines

Armstrong, IL Weather Radar Map

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

Armstrong, IL 7 Day Weather

National Two Day Weather Forecast


E-mail the Armstrong Weather Forecast

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

Weather by the Numbers

Thu, 10th
Armstrong IL Weather - Thursday, Sep 10, 2026 - Light Drizzle
Hi: 70°F 21°C
Lo: 64°F 18°C
Sunrise 06:28 AM
Sunset 07:09 PM
Wind SSE 1 mph2 km/h
Dew Point 62°F17°C
uv Index 3
Barometric Pressure 30.03 in1017 mb
POP 57% *
Humidity 83%
Fri, 11th
Armstrong IL Weather - Friday, Sep 11, 2026 - Overcast
Hi: 74°F 23°C
Lo: 59°F 15°C
Sunrise 06:29 AM
Sunset 07:07 PM
Wind ESE 7 mph11 km/h
Dew Point 56°F13°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 15% *
Humidity 61%
Sat, 12th
Armstrong IL Weather - Saturday, Sep 12, 2026 - Patchy Rain Nearby
Hi: 83°F 29°C
Lo: 66°F 19°C
Sunrise 06:29 AM
Sunset 07:05 PM
Wind WSW 9 mph15 km/h
Dew Point 67°F19°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 18% *
Humidity 69%
Sun, 13th
Armstrong IL Weather - Sunday, Sep 13, 2026 - Overcast
Hi: 86°F 30°C
Lo: 69°F 21°C
Sunrise 06:30 AM
Sunset 07:04 PM
Wind SW 3 mph5 km/h
Dew Point 65°F19°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 14% *
Humidity 60%
Mon, 14th
Armstrong IL Weather - Monday, Sep 14, 2026 - Sunny
Hi: 92°F 33°C
Lo: 72°F 22°C
Sunrise 06:31 AM
Sunset 07:02 PM
Wind SSW 14 mph22 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 2% *
Humidity 50%
Tue, 15th
Armstrong IL Weather - Tuesday, Sep 15, 2026 - Patchy Rain Nearby
Hi: 84°F 29°C
Lo: 64°F 18°C
Sunrise 06:32 AM
Sunset 07:00 PM
Wind NNW 10 mph16 km/h
Dew Point 65°F18°C
uv Index 5
Barometric Pressure 30.09 in1019 mb
POP 22% *
Humidity 72%
Wed, 16th
Armstrong IL Weather - Wednesday, Sep 16, 2026 - Overcast
Hi: 71°F 22°C
Lo: 62°F 17°C
Sunrise 06:33 AM
Sunset 06:59 PM
Wind ENE 11 mph17 km/h
Dew Point 53°F12°C
uv Index 5
Barometric Pressure 30.3 in1026 mb
POP 5% *
Humidity 57%
Thu, 17th
Armstrong IL Weather - Thursday, Sep 17, 2026 - Patchy Rain Nearby
Hi: 75°F 24°C
Lo: 61°F 16°C
Sunrise 06:34 AM
Sunset 06:57 PM
Wind SSW 12 mph19 km/h
Dew Point 65°F18°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 31% *
Humidity 77%
Fri, 18th
Armstrong IL Weather - Friday, Sep 18, 2026 - Patchy Rain Nearby
Hi: 66°F 19°C
Lo: 55°F 13°C
Sunrise 06:35 AM
Sunset 06:55 PM
Wind NW 15 mph25 km/h
Dew Point 54°F12°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 25% *
Humidity 83%
Sat, 19th
Armstrong IL Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 67°F 19°C
Lo: 53°F 12°C
Sunrise 06:36 AM
Sunset 06:53 PM
Wind NNW 8 mph13 km/h
Dew Point 47°F8°C
uv Index 5
Barometric Pressure 30.18 in1022 mb
POP 2% *
Humidity 53%
Sun, 20th
Armstrong IL Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 69°F 20°C
Lo: 51°F 10°C
Sunrise 06:37 AM
Sunset 06:52 PM
Wind ESE 2 mph4 km/h
Dew Point 44°F7°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 1% *
Humidity 47%
Mon, 21st
Armstrong IL Weather - Monday, Sep 21, 2026 - Sunny
Hi: 72°F 22°C
Lo: 54°F 12°C
Sunrise 06:38 AM
Sunset 06:50 PM
Wind SSE 5 mph9 km/h
Dew Point 50°F10°C
uv Index 6
Barometric Pressure 30.09 in1019 mb
POP 7% *
Humidity 52%
Tue, 22nd
Armstrong IL Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 83°F 28°C
Lo: 59°F 15°C
Sunrise 06:39 AM
Sunset 06:48 PM
Wind SSW 9 mph14 km/h
Dew Point 59°F15°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 3% *
Humidity 56%
Wed, 23rd
Armstrong IL Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 83°F 28°C
Lo: 59°F 15°C
Sunrise 06:40 AM
Sunset 06:47 PM
Wind WSW 7 mph11 km/h
Dew Point 60°F15°C
uv Index 7
Barometric Pressure 30.03 in1017 mb
POP 2% *
Humidity 49%
* POP = Probability of Precipitation. Data for 12:00 PM.