Deer Plain, IL 14 Day Weather - WeatherWorld.com

Feedback E-mail the Weather

Quick Weather Clicks

Deer Plain, IL Weather - 14-Day Weather Forecast

Current Conditions

Settings
Deer Plain IL Weather - Clear - 90°F
Clear
90°F
Updated 7:54 pm
Feels Like 95°F
Humidity 55%
Wind N 0 mph
Barometer  30 in
Dew Point 72°F
Deer Plain IL Weather - Clear - 32°C
Clear
32°C
Updated 7:54 pm
Feels Like 35°C
Humidity 55%
Wind N 0 km/h
Barometer  101.6 kPa
Dew Point 22°C
Deer Plain, IL Weather and Current Conditionsdeer plain il weather forecast

Deer Plain, IL Weather Forecast

Deer Plain Illinois WeatherDeer Plain, Illinois Weather Weather Forecast
14 day API weather forecast for Deer Plain, Illinois. Note: The 7-day weather forecast for Deer Plain, 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.
Deer Plain, IL Weather Forecast Dated: 754 PM Fri Sep 18 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.

Friday, September 18, 2026

Mid-Morning
Deer Plain Weather - 2026-09-18 - Morning - Sunny
77°F 25°C
Sunny
Mid-Afternoon
Deer Plain Weather - 2026-09-18 - Afternoon - Sunny
97°F 36°C
Sunny
Early-Evening
Deer Plain Weather - 2026-09-18 - Evening - Sunny
87°F 31°C
Sunny
Sizzling hot near 97°F 36°C with a heat index reaching 103°F 39°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. A stray shower or storm late in the day. Winds picking up from NE at 4 mph 6 km/h to NE at 12 mph 19 km/h.

Saturday, September 19, 2026

Mid-Morning
Deer Plain Weather - 2026-09-19 - Morning - Light Showers
76°F 25°C
Light Showers
Mid-Afternoon
Deer Plain Weather - 2026-09-19 - Afternoon - Overcast
93°F 34°C
Overcast
Early-Evening
Deer Plain Weather - 2026-09-19 - Evening - Overcast
88°F 31°C
Overcast
Hot and sweltering around 93°F 34°C, scattered morning showers before drying out later, with lower humidity and barometric pressure falling. Winds switching from the SW to the SE at 7 mph 11 km/h.

Sunday, September 20, 2026

Mid-Morning
Deer Plain Weather - 2026-09-20 - Morning - Scattered Showers
78°F 25°C
Scattered Showers
Mid-Afternoon
Deer Plain Weather - 2026-09-20 - Afternoon - Overcast
93°F 34°C
Overcast
Early-Evening
Deer Plain Weather - 2026-09-20 - Evening - Scattered Showers
82°F 28°C
Scattered Showers
Sizzling hot with 93°F 34°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds moving from the N to the NE at 9 mph 14 km/h.

Monday, September 21, 2026

Mid-Morning
Deer Plain Weather - 2026-09-21 - Morning - Scattered Showers
69°F 20°C
Scattered Showers
Mid-Afternoon
Deer Plain Weather - 2026-09-21 - Afternoon - Scattered Showers
72°F 22°C
Scattered Showers
Early-Evening
Deer Plain Weather - 2026-09-21 - Evening - Overcast
67°F 20°C
Overcast
Mild temperatures up to 72°F 22°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the E to the NE at 11 mph 17 km/h.

Tuesday, September 22, 2026

Mid-Morning
Deer Plain Weather - 2026-09-22 - Morning - Overcast
62°F 17°C
Overcast
Mid-Afternoon
Deer Plain Weather - 2026-09-22 - Afternoon - Overcast
69°F 21°C
Overcast
Early-Evening
Deer Plain Weather - 2026-09-22 - Evening - Overcast
64°F 18°C
Overcast
Mild with a high of 69°F 21°C, overcast throughout the day, with lower humidity and steady pressure. Winds shifting from the NE to the NNE at 11 mph 16 km/h.

Wednesday, September 23, 2026

Mid-Morning
Deer Plain Weather - 2026-09-23 - Morning - Sunny
63°F 17°C
Sunny
Mid-Afternoon
Deer Plain Weather - 2026-09-23 - Afternoon - Partly Cloudy
74°F 24°C
Partly Cloudy
Early-Evening
Deer Plain Weather - 2026-09-23 - Evening - Cloudy
68°F 20°C
Cloudy
Pleasant near 74°F 24°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds NNE at 10 mph 16 km/h.

Thursday, September 24, 2026

Mid-Morning
Deer Plain Weather - 2026-09-24 - Morning - Cloudy
61°F 16°C
Cloudy
Mid-Afternoon
Deer Plain Weather - 2026-09-24 - Afternoon - Overcast
73°F 23°C
Overcast
Early-Evening
Deer Plain Weather - 2026-09-24 - Evening - Overcast
68°F 20°C
Overcast
Comfortable with temperatures reaching 73°F 23°C, overcast throughout the day, with lower humidity and steady pressure. Winds switching from the NE to the NNE at 8 mph 13 km/h.

Friday, September 25, 2026

Mid-Morning
Deer Plain Weather - 2026-09-25 - Morning - Overcast
65°F 19°C
Overcast
Mid-Afternoon
Deer Plain Weather - 2026-09-25 - Afternoon - Overcast
80°F 27°C
Overcast
Early-Evening
Deer Plain Weather - 2026-09-25 - Evening - Overcast
73°F 23°C
Overcast
Quite warm around 80°F 27°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds moving from the NE to the ENE at 11 mph 17 km/h. Gusts up to 20 mph 33 km/h.

Saturday, September 26, 2026

Mid-Morning
Deer Plain Weather - 2026-09-26 - Morning - Overcast
66°F 19°C
Overcast
Mid-Afternoon
Deer Plain Weather - 2026-09-26 - Afternoon - Partly Cloudy
78°F 26°C
Partly Cloudy
Early-Evening
Deer Plain Weather - 2026-09-26 - Evening - Sunny
68°F 20°C
Sunny
Mild temperatures up to 78°F 26°C, overcast in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling.

Sunday, September 27, 2026

Mid-Morning
Deer Plain Weather - 2026-09-27 - Morning - Partly Cloudy
67°F 19°C
Partly Cloudy
Mid-Afternoon
Deer Plain Weather - 2026-09-27 - Afternoon - Partly Cloudy
85°F 29°C
Partly Cloudy
Early-Evening
Deer Plain Weather - 2026-09-27 - Evening - Sunny
77°F 26°C
Sunny
Very warm with a high of 85°F 29°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds swinging from the SSE to the SE at 8 mph 12 km/h.

Monday, September 28, 2026

Mid-Morning
Deer Plain Weather - 2026-09-28 - Morning - Partly Cloudy
77°F 25°C
Partly Cloudy
Mid-Afternoon
Deer Plain Weather - 2026-09-28 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Deer Plain Weather - 2026-09-28 - Evening - Sunny
83°F 28°C
Sunny
Very hot with temperatures reaching 91°F 33°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds shifting from the S to the SSE at 9 mph 15 km/h.

Tuesday, September 29, 2026

Mid-Morning
Deer Plain Weather - 2026-09-29 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Deer Plain Weather - 2026-09-29 - Afternoon - Partly Cloudy
90°F 32°C
Partly Cloudy
Early-Evening
Deer Plain Weather - 2026-09-29 - Evening - Sunny
80°F 27°C
Sunny
Hot and sweltering around 90°F 32°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the SSE to the ESE at 7 mph 11 km/h.

Wednesday, September 30, 2026

Mid-Morning
Deer Plain Weather - 2026-09-30 - Morning - Partly Cloudy
74°F 23°C
Partly Cloudy
Mid-Afternoon
Deer Plain Weather - 2026-09-30 - Afternoon - Cloudy
92°F 33°C
Cloudy
Early-Evening
Deer Plain Weather - 2026-09-30 - Evening - Partly Cloudy
80°F 27°C
Partly Cloudy
Sizzling hot with 92°F 33°C, sunny in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds increasing from the WNW at 2 mph 4 km/h to N at 12 mph 19 km/h. Gusts up to 22 mph 35 km/h.

Thursday, October 1, 2026

Mid-Morning
Deer Plain Weather - 2026-10-01 - Morning - Overcast
61°F 16°C
Overcast
Mid-Afternoon
Deer Plain Weather - 2026-10-01 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Deer Plain Weather - 2026-10-01 - Evening - Overcast
59°F 15°C
Overcast
Mild temperatures up to 68°F 20°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds moving from the NNW to the N at 14 mph 22 km/h. Gusts up to 23 mph 36 km/h.

Trending Headlines

Deer Plain, IL Weather Radar Map

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

Deer Plain, IL 7 Day Weather

National Two Day Weather Forecast


E-mail the Deer Plain Weather Forecast

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

Weather by the Numbers

Fri, 18th
Deer Plain IL Weather - Friday, Sep 18, 2026 - Sunny
Hi: 97°F 36°C
Lo: 74°F 24°C
Sunrise 06:46 AM
Sunset 07:05 PM
Wind SSW 3 mph4 km/h
Dew Point 69°F21°C
uv Index 6
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 48%
Sat, 19th
Deer Plain IL Weather - Saturday, Sep 19, 2026 - Overcast
Hi: 96°F 35°C
Lo: 74°F 23°C
Sunrise 06:47 AM
Sunset 07:03 PM
Wind SW 7 mph12 km/h
Dew Point 64°F18°C
uv Index 6
Barometric Pressure 29.94 in1014 mb
POP 13% *
Humidity 54%
Sun, 20th
Deer Plain IL Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 93°F 34°C
Lo: 68°F 20°C
Sunrise 06:48 AM
Sunset 07:02 PM
Wind SW 8 mph12 km/h
Dew Point 59°F15°C
uv Index 5
Barometric Pressure 29.85 in1011 mb
POP 10% *
Humidity 40%
Mon, 21st
Deer Plain IL Weather - Monday, Sep 21, 2026 - Patchy Rain Nearby
Hi: 72°F 22°C
Lo: 62°F 17°C
Sunrise 06:49 AM
Sunset 07:00 PM
Wind NE 6 mph10 km/h
Dew Point 66°F19°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 31% *
Humidity 88%
Tue, 22nd
Deer Plain IL Weather - Tuesday, Sep 22, 2026 - Overcast
Hi: 70°F 21°C
Lo: 60°F 15°C
Sunrise 06:49 AM
Sunset 06:59 PM
Wind NE 9 mph14 km/h
Dew Point 55°F13°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 15% *
Humidity 65%
Wed, 23rd
Deer Plain IL Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 75°F 24°C
Lo: 58°F 14°C
Sunrise 06:50 AM
Sunset 06:57 PM
Wind NNE 9 mph15 km/h
Dew Point 50°F10°C
uv Index 6
Barometric Pressure 30.24 in1024 mb
POP 3% *
Humidity 49%
Thu, 24th
Deer Plain IL Weather - Thursday, Sep 24, 2026 - Overcast
Hi: 74°F 23°C
Lo: 55°F 13°C
Sunrise 06:51 AM
Sunset 06:55 PM
Wind NE 8 mph13 km/h
Dew Point 49°F10°C
uv Index 5
Barometric Pressure 30.24 in1024 mb
POP 11% *
Humidity 49%
Fri, 25th
Deer Plain IL Weather - Friday, Sep 25, 2026 - Cloudy
Hi: 81°F 27°C
Lo: 58°F 14°C
Sunrise 06:52 AM
Sunset 06:54 PM
Wind NE 7 mph11 km/h
Dew Point 56°F13°C
uv Index 5
Barometric Pressure 30.27 in1025 mb
POP 9% *
Humidity 52%
Sat, 26th
Deer Plain IL Weather - Saturday, Sep 26, 2026 - Cloudy
Hi: 80°F 26°C
Lo: 61°F 16°C
Sunrise 06:53 AM
Sunset 06:52 PM
Wind SSE 6 mph10 km/h
Dew Point 51°F10°C
uv Index 5
Barometric Pressure 30.18 in1022 mb
POP 6% *
Humidity 45%
Sun, 27th
Deer Plain IL Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 86°F 30°C
Lo: 59°F 15°C
Sunrise 06:54 AM
Sunset 06:50 PM
Wind SSE 10 mph17 km/h
Dew Point 36°F2°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 2% *
Humidity 22%
Mon, 28th
Deer Plain IL Weather - Monday, Sep 28, 2026 - Overcast
Hi: 92°F 33°C
Lo: 71°F 22°C
Sunrise 06:55 AM
Sunset 06:49 PM
Wind S 15 mph23 km/h
Dew Point 50°F10°C
uv Index 7
Barometric Pressure 29.85 in1011 mb
POP 3% *
Humidity 29%
Tue, 29th
Deer Plain IL Weather - Tuesday, Sep 29, 2026 - Cloudy
Hi: 91°F 33°C
Lo: 67°F 19°C
Sunrise 06:56 AM
Sunset 06:47 PM
Wind SSE 9 mph15 km/h
Dew Point 36°F2°C
uv Index 6
Barometric Pressure 29.85 in1011 mb
POP 4% *
Humidity 18%
Wed, 30th
Deer Plain IL Weather - Wednesday, Sep 30, 2026 - Sunny
Hi: 92°F 34°C
Lo: 67°F 20°C
Sunrise 06:57 AM
Sunset 06:46 PM
Wind WSW 2 mph4 km/h
Dew Point 54°F12°C
uv Index 8
Barometric Pressure 29.83 in1010 mb
POP 4% *
Humidity 34%
Thu, 1st
Deer Plain IL Weather - Thursday, Oct 1, 2026 - Overcast
Hi: 69°F 21°C
Lo: 52°F 11°C
Sunrise 06:58 AM
Sunset 06:44 PM
Wind NNW 17 mph28 km/h
Dew Point 40°F5°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 10% *
Humidity 39%
* POP = Probability of Precipitation. Data for 12:00 PM.