Downen, IL 14 Day Weather

Feedback E-mail the Weather

Quick Weather Clicks

Downen, IL Weather - 14-Day Weather Forecast

Current Conditions

Settings
Downen IL Weather - Clear - 70°F
Clear
70°F
Updated 2:09 am
Feels Like 78°F
Humidity 100%
Wind N 0 mph
Barometer  29.87 in
Dew Point 70°F
Downen IL Weather - Clear - 21°C
Clear
21°C
Updated 2:09 am
Feels Like 26°C
Humidity 100%
Wind N 0 km/h
Barometer  101.1 kPa
Dew Point 21°C
Downen, IL Weather and Current Conditionsdownen il weather forecast

Downen, IL Weather Forecast

Downen Illinois WeatherDownen, Illinois Weather Weather Forecast
14 day API Downen weather forecast. Note. Our 7-day Downen weather forecast is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Downen, IL Weather Forecast Dated: 209 AM Sat Sep 12 2026
Expect a hot stretch with plenty of sunshine and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Saturday, September 12, 2026

Mid-Morning
Downen Weather - 2026-09-12 - Morning - Sunny
74°F 23°C
Sunny
Mid-Afternoon
Downen Weather - 2026-09-12 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Downen Weather - 2026-09-12 - Evening - Sunny
85°F 30°C
Sunny
Very hot with temperatures reaching 91°F 33°C, sunny throughout the day, with lower humidity and steady pressure.

Sunday, September 13, 2026

Mid-Morning
Downen Weather - 2026-09-13 - Morning - Sunny
79°F 26°C
Sunny
Mid-Afternoon
Downen Weather - 2026-09-13 - Afternoon - Sunny
96°F 35°C
Sunny
Early-Evening
Downen Weather - 2026-09-13 - Evening - Cloudy
87°F 31°C
Cloudy
Hot and sweltering around 96°F 35°C, sunny through the afternoon, turning overcast this evening, with steady humidity and steady pressure.

Monday, September 14, 2026

Mid-Morning
Downen Weather - 2026-09-14 - Morning - Overcast
68°F 20°C
Overcast
Mid-Afternoon
Downen Weather - 2026-09-14 - Afternoon - Sunny
86°F 30°C
Sunny
Early-Evening
Downen Weather - 2026-09-14 - Evening - Sunny
80°F 27°C
Sunny
Quite warm around 86°F 30°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the ENE to the E at 9 mph 15 km/h.

Tuesday, September 15, 2026

Mid-Morning
Downen Weather - 2026-09-15 - Morning - Sunny
83°F 28°C
Sunny
Mid-Afternoon
Downen Weather - 2026-09-15 - Afternoon - Partly Cloudy
101°F 38°C
Partly Cloudy
Early-Evening
Downen Weather - 2026-09-15 - Evening - Sunny
92°F 33°C
Sunny
Scorching heat reaching 101°F 38°C, feeling like 104°F 40°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds tapering down from SSW 12 mph 19 km/h to SW 3 mph 5 km/h.

Wednesday, September 16, 2026

Mid-Morning
Downen Weather - 2026-09-16 - Morning - Sunny
84°F 29°C
Sunny
Mid-Afternoon
Downen Weather - 2026-09-16 - Afternoon - Sunny
100°F 38°C
Sunny
Early-Evening
Downen Weather - 2026-09-16 - Evening - Sunny
92°F 34°C
Sunny
Sweltering temperatures near 100°F 38°C with a heat index of 103°F 39°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds moving from the SSW to the S at 7 mph 11 km/h.

Thursday, September 17, 2026

Mid-Morning
Downen Weather - 2026-09-17 - Morning - Sunny
87°F 30°C
Sunny
Mid-Afternoon
Downen Weather - 2026-09-17 - Afternoon - Sunny
101°F 38°C
Sunny
Early-Evening
Downen Weather - 2026-09-17 - Evening - Sunny
89°F 32°C
Sunny
Sweltering heat reaching 101°F 38°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the WNW to the SE at 7 mph 11 km/h.

Friday, September 18, 2026

Mid-Morning
Downen Weather - 2026-09-18 - Morning - Fog
74°F 23°C
Fog
Mid-Afternoon
Downen Weather - 2026-09-18 - Afternoon - Overcast
87°F 31°C
Overcast
Early-Evening
Downen Weather - 2026-09-18 - Evening - Sunny
80°F 27°C
Sunny
Warm and summery around 87°F 31°C (feels like 91°F 33°C), cloudy in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds shifting from the NNE to the SE at 11 mph 18 km/h.

Saturday, September 19, 2026

Mid-Morning
Downen Weather - 2026-09-19 - Morning - Light Fog
71°F 22°C
Light Fog
Mid-Afternoon
Downen Weather - 2026-09-19 - Afternoon - Sunny
82°F 28°C
Sunny
Early-Evening
Downen Weather - 2026-09-19 - Evening - Overcast
76°F 25°C
Overcast
Quite warm around 82°F 28°C, cloudy through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds NNE at 11 mph 17 km/h.

Sunday, September 20, 2026

Mid-Morning
Downen Weather - 2026-09-20 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Downen Weather - 2026-09-20 - Afternoon - Cloudy
82°F 28°C
Cloudy
Early-Evening
Downen Weather - 2026-09-20 - Evening - Sunny
73°F 23°C
Sunny
Warm temperatures up to 82°F 28°C, cloudy in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds switching from the ENE to the NE at 11 mph 17 km/h. Gusts up to 23 mph 37 km/h.

Monday, September 21, 2026

Mid-Morning
Downen Weather - 2026-09-21 - Morning - Overcast
67°F 19°C
Overcast
Mid-Afternoon
Downen Weather - 2026-09-21 - Afternoon - Sunny
82°F 28°C
Sunny
Early-Evening
Downen Weather - 2026-09-21 - Evening - Sunny
74°F 24°C
Sunny
Very warm with a high of 82°F 28°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds blowing from the NE at 14 mph 23 km/h. Gusts up to 25 mph 39 km/h.

Tuesday, September 22, 2026

Mid-Morning
Downen Weather - 2026-09-22 - Morning - Sunny
69°F 21°C
Sunny
Mid-Afternoon
Downen Weather - 2026-09-22 - Afternoon - Sunny
83°F 29°C
Sunny
Early-Evening
Downen Weather - 2026-09-22 - Evening - Sunny
75°F 24°C
Sunny
Warm and summery near 83°F 29°C, sunny throughout the day, with lower humidity and steady pressure. Winds NE at 11 mph 17 km/h.

Wednesday, September 23, 2026

Mid-Morning
Downen Weather - 2026-09-23 - Morning - Sunny
67°F 20°C
Sunny
Mid-Afternoon
Downen Weather - 2026-09-23 - Afternoon - Sunny
82°F 28°C
Sunny
Early-Evening
Downen Weather - 2026-09-23 - Evening - Sunny
74°F 23°C
Sunny
Balmy with temperatures reaching 82°F 28°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.

Thursday, September 24, 2026

Mid-Morning
Downen Weather - 2026-09-24 - Morning - Partly Cloudy
68°F 20°C
Partly Cloudy
Mid-Afternoon
Downen Weather - 2026-09-24 - Afternoon - Sunny
85°F 30°C
Sunny
Early-Evening
Downen Weather - 2026-09-24 - Evening - Sunny
76°F 24°C
Sunny
Quite warm around 85°F 30°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling.

Friday, September 25, 2026

Mid-Morning
Downen Weather - 2026-09-25 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Downen Weather - 2026-09-25 - Afternoon - Partly Cloudy
94°F 34°C
Partly Cloudy
Early-Evening
Downen Weather - 2026-09-25 - Evening - Sunny
85°F 29°C
Sunny
Hot temperatures near 94°F 34°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds out of the SSW at 11 mph 17 km/h.

Trending Headlines

Downen, IL Weather Radar Map

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

Downen, IL 7 Day Weather

National Two Day Weather Forecast


E-mail the Downen Weather Forecast

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

Weather by the Numbers

Sat, 12th
Downen IL Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 92°F 33°C
Lo: 70°F 21°C
Sunrise 06:32 AM
Sunset 07:05 PM
Wind W 6 mph10 km/h
Dew Point 66°F19°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 2% *
Humidity 55%
Sun, 13th
Downen IL Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 96°F 35°C
Lo: 72°F 22°C
Sunrise 06:32 AM
Sunset 07:03 PM
Wind SSW 6 mph9 km/h
Dew Point 62°F17°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 1% *
Humidity 39%
Mon, 14th
Downen IL Weather - Monday, Sep 14, 2026 - Sunny
Hi: 86°F 30°C
Lo: 62°F 17°C
Sunrise 06:33 AM
Sunset 07:02 PM
Wind ENE 11 mph17 km/h
Dew Point 62°F16°C
uv Index 7
Barometric Pressure 30.12 in1020 mb
POP 3% *
Humidity 53%
Tue, 15th
Downen IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 101°F 38°C
Lo: 73°F 23°C
Sunrise 06:34 AM
Sunset 07:00 PM
Wind SW 10 mph16 km/h
Dew Point 65°F18°C
uv Index 9
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 37%
Wed, 16th
Downen IL Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 101°F 38°C
Lo: 77°F 25°C
Sunrise 06:35 AM
Sunset 06:59 PM
Wind SW 11 mph18 km/h
Dew Point 63°F17°C
uv Index 9
Barometric Pressure 30.15 in1021 mb
POP 1% *
Humidity 33%
Thu, 17th
Downen IL Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 102°F 39°C
Lo: 77°F 25°C
Sunrise 06:36 AM
Sunset 06:57 PM
Wind WNW 9 mph14 km/h
Dew Point 62°F17°C
uv Index 9
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 34%
Fri, 18th
Downen IL Weather - Friday, Sep 18, 2026 - Partly Cloudy
Hi: 88°F 31°C
Lo: 70°F 21°C
Sunrise 06:37 AM
Sunset 06:55 PM
Wind NNE 7 mph12 km/h
Dew Point 68°F20°C
uv Index 7
Barometric Pressure 30.06 in1018 mb
POP 12% *
Humidity 63%
Sat, 19th
Downen IL Weather - Saturday, Sep 19, 2026 - Cloudy
Hi: 82°F 28°C
Lo: 65°F 18°C
Sunrise 06:38 AM
Sunset 06:54 PM
Wind NNE 10 mph15 km/h
Dew Point 56°F14°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 3% *
Humidity 46%
Sun, 20th
Downen IL Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 82°F 28°C
Lo: 62°F 16°C
Sunrise 06:38 AM
Sunset 06:52 PM
Wind ENE 12 mph20 km/h
Dew Point 47°F8°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 7% *
Humidity 35%
Mon, 21st
Downen IL Weather - Monday, Sep 21, 2026 - Partly Cloudy
Hi: 83°F 28°C
Lo: 58°F 15°C
Sunrise 06:39 AM
Sunset 06:51 PM
Wind NE 14 mph22 km/h
Dew Point 46°F8°C
uv Index 7
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 34%
Tue, 22nd
Downen IL Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 84°F 29°C
Lo: 61°F 16°C
Sunrise 06:40 AM
Sunset 06:49 PM
Wind NE 10 mph16 km/h
Dew Point 53°F12°C
uv Index 7
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 41%
Wed, 23rd
Downen IL Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 83°F 28°C
Lo: 58°F 15°C
Sunrise 06:41 AM
Sunset 06:47 PM
Wind ENE 8 mph12 km/h
Dew Point 47°F8°C
uv Index 7
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 35%
Thu, 24th
Downen IL Weather - Thursday, Sep 24, 2026 - Overcast
Hi: 86°F 30°C
Lo: 59°F 15°C
Sunrise 06:42 AM
Sunset 06:46 PM
Wind ESE 7 mph11 km/h
Dew Point 42°F5°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 2% *
Humidity 27%
Fri, 25th
Downen IL Weather - Friday, Sep 25, 2026 - Sunny
Hi: 95°F 35°C
Lo: 65°F 18°C
Sunrise 06:43 AM
Sunset 06:44 PM
Wind S 9 mph15 km/h
Dew Point 51°F11°C
uv Index 8
Barometric Pressure 29.91 in1013 mb
POP 2% *
Humidity 29%
* POP = Probability of Precipitation. Data for 12:00 PM.