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Diona IL Weather - Clear - 62°F
Clear
62°F
Updated 4:44 am
Feels Like 66°F
Humidity 100%
Wind N 0 mph
Barometer  30.01 in
Dew Point 62°F
Diona IL Weather - Clear - 17°C
Clear
17°C
Updated 4:44 am
Feels Like 19°C
Humidity 100%
Wind N 0 km/h
Barometer  101.6 kPa
Dew Point 17°C
Diona, IL Weather and Current Conditionsdiona il weather forecast

Diona, IL Weather Forecast

Diona Illinois WeatherDiona, Illinois Weather Weather Forecast
14 day API Diona, IL weather forecast. Note. Our 7-day weather forecast for Diona, Illinois is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Diona, IL Weather Forecast Dated: 444 AM Fri Sep 11 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.

Friday, September 11, 2026

Mid-Morning
Diona Weather - 2026-09-11 - Morning - Overcast
71°F 21°C
Overcast
Mid-Afternoon
Diona Weather - 2026-09-11 - Afternoon - Overcast
79°F 26°C
Overcast
Early-Evening
Diona Weather - 2026-09-11 - Evening - Overcast
75°F 24°C
Overcast
Pleasant near 79°F 26°C, overcast throughout the day, with lower humidity and barometric pressure falling.

Saturday, September 12, 2026

Mid-Morning
Diona Weather - 2026-09-12 - Morning - Sunny
73°F 23°C
Sunny
Mid-Afternoon
Diona Weather - 2026-09-12 - Afternoon - Overcast
83°F 29°C
Overcast
Early-Evening
Diona Weather - 2026-09-12 - Evening - Partly Cloudy
81°F 27°C
Partly Cloudy
Balmy with temperatures reaching 83°F 29°C, partly cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.

Sunday, September 13, 2026

Mid-Morning
Diona Weather - 2026-09-13 - Morning - Sunny
79°F 26°C
Sunny
Mid-Afternoon
Diona Weather - 2026-09-13 - Afternoon - Sunny
95°F 35°C
Sunny
Early-Evening
Diona Weather - 2026-09-13 - Evening - Overcast
84°F 29°C
Overcast
Sizzling hot with 95°F 35°C, sunny through the afternoon, turning overcast this evening, with steady humidity and steady pressure. Winds turning from the S to the NE at 9 mph 13 km/h.

Monday, September 14, 2026

Mid-Morning
Diona Weather - 2026-09-14 - Morning - Sunny
77°F 25°C
Sunny
Mid-Afternoon
Diona Weather - 2026-09-14 - Afternoon - Sunny
98°F 37°C
Sunny
Early-Evening
Diona Weather - 2026-09-14 - Evening - Cloudy
90°F 32°C
Cloudy
Hot temperatures near 98°F 37°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds switching from the ESE to the SE at 13 mph 21 km/h. Gusts up to 26 mph 41 km/h.

Tuesday, September 15, 2026

Mid-Morning
Diona Weather - 2026-09-15 - Morning - Sunny
83°F 28°C
Sunny
Mid-Afternoon
Diona Weather - 2026-09-15 - Afternoon - Cloudy
98°F 37°C
Cloudy
Early-Evening
Diona Weather - 2026-09-15 - Evening - Scattered Showers
88°F 31°C
Scattered Showers
Very hot with a high of 98°F 37°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the SW to the SE at 10 mph 17 km/h.

Wednesday, September 16, 2026

Mid-Morning
Diona Weather - 2026-09-16 - Morning - Scattered Showers
80°F 27°C
Scattered Showers
Mid-Afternoon
Diona Weather - 2026-09-16 - Afternoon - Sunny
92°F 34°C
Sunny
Early-Evening
Diona Weather - 2026-09-16 - Evening - Light Showers
80°F 27°C
Light Showers
Very hot with a high of 92°F 34°C, feeling closer to 96°F 35°C in the humidity, locally heavy downpours at times, with steady humidity and steady pressure. Winds swinging from the SSW to the E at 7 mph 10 km/h.

Thursday, September 17, 2026

Mid-Morning
Diona Weather - 2026-09-17 - Morning - Fog
67°F 20°C
Fog
Mid-Afternoon
Diona Weather - 2026-09-17 - Afternoon - Light Showers
66°F 19°C
Light Showers
Early-Evening
Diona Weather - 2026-09-17 - Evening - Overcast
65°F 18°C
Overcast
Comfortable at 66°F 19°C, drier morning followed by scattered afternoon showers, with lower humidity and steady pressure. Winds shifting from the ESE to the NNE at 11 mph 18 km/h. Gusts up to 22 mph 36 km/h.

Friday, September 18, 2026

Mid-Morning
Diona Weather - 2026-09-18 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Diona Weather - 2026-09-18 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Diona Weather - 2026-09-18 - Evening - Sunny
63°F 17°C
Sunny
Enjoyable around 71°F 22°C, sunny throughout the day, with steady humidity and steady pressure. Winds NNE at 10 mph 15 km/h.

Saturday, September 19, 2026

Mid-Morning
Diona Weather - 2026-09-19 - Morning - Sunny
60°F 15°C
Sunny
Mid-Afternoon
Diona Weather - 2026-09-19 - Afternoon - Sunny
74°F 23°C
Sunny
Early-Evening
Diona Weather - 2026-09-19 - Evening - Partly Cloudy
65°F 18°C
Partly Cloudy
Mild temperatures up to 74°F 23°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds switching from the NE to the ENE at 9 mph 14 km/h.

Sunday, September 20, 2026

Mid-Morning
Diona Weather - 2026-09-20 - Morning - Sunny
61°F 16°C
Sunny
Mid-Afternoon
Diona Weather - 2026-09-20 - Afternoon - Sunny
76°F 25°C
Sunny
Early-Evening
Diona Weather - 2026-09-20 - Evening - Sunny
67°F 19°C
Sunny
Mild with a high of 76°F 25°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the ENE at 9 mph 15 km/h.

Monday, September 21, 2026

Mid-Morning
Diona Weather - 2026-09-21 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Diona Weather - 2026-09-21 - Afternoon - Sunny
80°F 27°C
Sunny
Early-Evening
Diona Weather - 2026-09-21 - Evening - Sunny
71°F 22°C
Sunny
Warm and summery near 80°F 27°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds swinging from the ENE to the E at 8 mph 13 km/h.

Tuesday, September 22, 2026

Mid-Morning
Diona Weather - 2026-09-22 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Diona Weather - 2026-09-22 - Afternoon - Overcast
83°F 28°C
Overcast
Early-Evening
Diona Weather - 2026-09-22 - Evening - Overcast
75°F 24°C
Overcast
Balmy with temperatures reaching 83°F 28°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure.

Wednesday, September 23, 2026

Mid-Morning
Diona Weather - 2026-09-23 - Morning - Partly Cloudy
73°F 23°C
Partly Cloudy
Mid-Afternoon
Diona Weather - 2026-09-23 - Afternoon - Overcast
88°F 31°C
Overcast
Early-Evening
Diona Weather - 2026-09-23 - Evening - Sunny
78°F 26°C
Sunny
Quite warm around 88°F 31°C, partly cloudy through the afternoon, turning sunny this evening, with steady humidity and steady pressure. Winds shifting from the SE to the ESE at 8 mph 12 km/h.

Thursday, September 24, 2026

Mid-Morning
Diona Weather - 2026-09-24 - Morning - Overcast
72°F 22°C
Overcast
Mid-Afternoon
Diona Weather - 2026-09-24 - Afternoon - Partly Cloudy
88°F 31°C
Partly Cloudy
Early-Evening
Diona Weather - 2026-09-24 - Evening - Partly Cloudy
80°F 26°C
Partly Cloudy
Warm temperatures up to 88°F 31°C, overcast in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds turning from the SE to the ESE at 10 mph 16 km/h. Gusts up to 20 mph 33 km/h.

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Weather by the Numbers

Fri, 11th
Diona IL Weather - Friday, Sep 11, 2026 - Overcast
Hi: 80°F 27°C
Lo: 64°F 18°C
Sunrise 06:30 AM
Sunset 07:08 PM
Wind ESE 8 mph13 km/h
Dew Point 62°F17°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 14% *
Humidity 59%
Sat, 12th
Diona IL Weather - Saturday, Sep 12, 2026 - Patchy Rain Nearby
Hi: 87°F 30°C
Lo: 69°F 20°C
Sunrise 06:31 AM
Sunset 07:06 PM
Wind SW 7 mph11 km/h
Dew Point 65°F19°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 17% *
Humidity 57%
Sun, 13th
Diona IL Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 95°F 35°C
Lo: 71°F 21°C
Sunrise 06:32 AM
Sunset 07:05 PM
Wind SW 8 mph13 km/h
Dew Point 59°F15°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 36%
Mon, 14th
Diona IL Weather - Monday, Sep 14, 2026 - Sunny
Hi: 99°F 37°C
Lo: 69°F 20°C
Sunrise 06:33 AM
Sunset 07:03 PM
Wind SSE 8 mph13 km/h
Dew Point 62°F17°C
uv Index 7
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 38%
Tue, 15th
Diona IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 99°F 37°C
Lo: 75°F 24°C
Sunrise 06:34 AM
Sunset 07:01 PM
Wind SW 16 mph26 km/h
Dew Point 64°F18°C
uv Index 9
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 36%
Wed, 16th
Diona IL Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 96°F 36°C
Lo: 73°F 23°C
Sunrise 06:35 AM
Sunset 07:00 PM
Wind SW 10 mph15 km/h
Dew Point 65°F18°C
uv Index 8
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 44%
Thu, 17th
Diona IL Weather - Thursday, Sep 17, 2026 - Patchy Rain Nearby
Hi: 72°F 22°C
Lo: 60°F 16°C
Sunrise 06:36 AM
Sunset 06:58 PM
Wind N 12 mph19 km/h
Dew Point 63°F17°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 47% *
Humidity 92%
Fri, 18th
Diona IL Weather - Friday, Sep 18, 2026 - Sunny
Hi: 71°F 22°C
Lo: 51°F 11°C
Sunrise 06:37 AM
Sunset 06:56 PM
Wind NE 11 mph17 km/h
Dew Point 39°F4°C
uv Index 5
Barometric Pressure 30.24 in1024 mb
POP 1% *
Humidity 35%
Sat, 19th
Diona IL Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 75°F 24°C
Lo: 51°F 11°C
Sunrise 06:38 AM
Sunset 06:55 PM
Wind NE 7 mph12 km/h
Dew Point 42°F6°C
uv Index 6
Barometric Pressure 30.15 in1021 mb
POP 1% *
Humidity 38%
Sun, 20th
Diona IL Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 77°F 25°C
Lo: 52°F 11°C
Sunrise 06:39 AM
Sunset 06:53 PM
Wind ENE 8 mph12 km/h
Dew Point 43°F6°C
uv Index 6
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 36%
Mon, 21st
Diona IL Weather - Monday, Sep 21, 2026 - Sunny
Hi: 81°F 27°C
Lo: 54°F 12°C
Sunrise 06:40 AM
Sunset 06:51 PM
Wind E 8 mph13 km/h
Dew Point 48°F9°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 39%
Tue, 22nd
Diona IL Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 83°F 29°C
Lo: 57°F 14°C
Sunrise 06:41 AM
Sunset 06:50 PM
Wind SSE 7 mph12 km/h
Dew Point 48°F9°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 5% *
Humidity 35%
Wed, 23rd
Diona IL Weather - Wednesday, Sep 23, 2026 - Partly Cloudy
Hi: 88°F 31°C
Lo: 67°F 19°C
Sunrise 06:41 AM
Sunset 06:48 PM
Wind S 7 mph11 km/h
Dew Point 47°F9°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 5% *
Humidity 29%
Thu, 24th
Diona IL Weather - Thursday, Sep 24, 2026 - Overcast
Hi: 89°F 32°C
Lo: 64°F 18°C
Sunrise 06:42 AM
Sunset 06:46 PM
Wind SE 12 mph19 km/h
Dew Point 50°F10°C
uv Index 6
Barometric Pressure 30.12 in1020 mb
POP 4% *
Humidity 32%
* POP = Probability of Precipitation. Data for 12:00 PM.