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Piasa IL Weather - Partly Cloudy - 70°F
Partly Cloudy
70°F
Updated 12:09 pm
Feels Like 63°F
Humidity 53%
Wind E 8 mph
Barometer  30.18 in
Dew Point 52°F
Piasa IL Weather - Partly Cloudy - 21°C
Partly Cloudy
21°C
Updated 12:09 pm
Feels Like 17°C
Humidity 53%
Wind E 13 km/h
Barometer  102.2 kPa
Dew Point 11°C
Piasa, IL Weather and Current Conditionspiasa il weather forecast

Piasa, IL Weather Forecast

Piasa Illinois WeatherPiasa, Illinois Weather Weather Forecast
14 Day API Piasa, IL Weather Forecast. Note: Our 7 day Piasa, Illinois weather forecast is our most reliable, and specific forecast. This model should only be used as a probable scenario. Forecasting more than 7 days ahead is challenging.
Piasa, IL Weather Forecast Dated: 1209 PM Sat Sep 26 2026
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Saturday, September 26, 2026

Mid-Morning
Piasa Weather - 2026-09-26 - Morning - Overcast
61°F 16°C
Overcast
Mid-Afternoon
Piasa Weather - 2026-09-26 - Afternoon - Overcast
65°F 18°C
Overcast
Early-Evening
Piasa Weather - 2026-09-26 - Evening - Overcast
64°F 18°C
Overcast
Refreshing around 65°F 18°C, overcast throughout the day, with steady humidity and steady pressure.

Sunday, September 27, 2026

Mid-Morning
Piasa Weather - 2026-09-27 - Morning - Cloudy
62°F 17°C
Cloudy
Mid-Afternoon
Piasa Weather - 2026-09-27 - Afternoon - Sunny
77°F 25°C
Sunny
Early-Evening
Piasa Weather - 2026-09-27 - Evening - Sunny
71°F 22°C
Sunny
Comfortable with temperatures reaching 77°F 25°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.

Monday, September 28, 2026

Mid-Morning
Piasa Weather - 2026-09-28 - Morning - Sunny
62°F 17°C
Sunny
Mid-Afternoon
Piasa Weather - 2026-09-28 - Afternoon - Sunny
78°F 26°C
Sunny
Early-Evening
Piasa Weather - 2026-09-28 - Evening - Overcast
70°F 21°C
Overcast
Enjoyable around 78°F 26°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling.

Tuesday, September 29, 2026

Mid-Morning
Piasa Weather - 2026-09-29 - Morning - Overcast
65°F 18°C
Overcast
Mid-Afternoon
Piasa Weather - 2026-09-29 - Afternoon - Cloudy
84°F 29°C
Cloudy
Early-Evening
Piasa Weather - 2026-09-29 - Evening - Overcast
81°F 27°C
Overcast
Warm temperatures up to 84°F 29°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds turning from the SSE to the SE at 8 mph 13 km/h.

Wednesday, September 30, 2026

Mid-Morning
Piasa Weather - 2026-09-30 - Morning - Scattered Showers
68°F 20°C
Scattered Showers
Mid-Afternoon
Piasa Weather - 2026-09-30 - Afternoon - Scattered Showers
77°F 25°C
Scattered Showers
Early-Evening
Piasa Weather - 2026-09-30 - Evening - Light Showers
82°F 28°C
Light Showers
Mild with a high of 77°F 25°C, scattered downpours possible, with lower humidity and steady pressure. Winds building from SSE at 3 mph 5 km/h to SSE at 11 mph 17 km/h. Gusts up to 25 mph 40 km/h.

Thursday, October 1, 2026

Mid-Morning
Piasa Weather - 2026-10-01 - Morning - Light Showers
74°F 23°C
Light Showers
Mid-Afternoon
Piasa Weather - 2026-10-01 - Afternoon - Light Showers
85°F 29°C
Light Showers
Early-Evening
Piasa Weather - 2026-10-01 - Evening - Scattered Showers
78°F 26°C
Scattered Showers
Warm and summery near 85°F 29°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds decreasing from S 14 mph 22 km/h to SSE 2 mph 3 km/h.

Friday, October 2, 2026

Mid-Morning
Piasa Weather - 2026-10-02 - Morning - Sunny
74°F 24°C
Sunny
Mid-Afternoon
Piasa Weather - 2026-10-02 - Afternoon - Scattered Showers
76°F 25°C
Scattered Showers
Early-Evening
Piasa Weather - 2026-10-02 - Evening - Cloudy
71°F 21°C
Cloudy
Comfortable with temperatures reaching 76°F 25°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the SW to the WNW at 8 mph 12 km/h.

Saturday, October 3, 2026

Mid-Morning
Piasa Weather - 2026-10-03 - Morning - Light Fog
70°F 21°C
Light Fog
Mid-Afternoon
Piasa Weather - 2026-10-03 - Afternoon - Overcast
83°F 28°C
Overcast
Early-Evening
Piasa Weather - 2026-10-03 - Evening - Overcast
79°F 26°C
Overcast
Quite warm around 83°F 28°C, overcast throughout the day, with lower humidity and steady pressure. Winds shifting from the SSW to the S at 8 mph 13 km/h.

Sunday, October 4, 2026

Mid-Morning
Piasa Weather - 2026-10-04 - Morning - Scattered Showers
52°F 11°C
Scattered Showers
Mid-Afternoon
Piasa Weather - 2026-10-04 - Afternoon - Sunny
65°F 18°C
Sunny
Early-Evening
Piasa Weather - 2026-10-04 - Evening - Sunny
59°F 16°C
Sunny
Refreshing around 65°F 18°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds turning from the NNW to the N at 10 mph 16 km/h. Gusts up to 20 mph 32 km/h.

Monday, October 5, 2026

Mid-Morning
Piasa Weather - 2026-10-05 - Morning - Overcast
53°F 12°C
Overcast
Mid-Afternoon
Piasa Weather - 2026-10-05 - Afternoon - Cloudy
60°F 15°C
Cloudy
Early-Evening
Piasa Weather - 2026-10-05 - Evening - Cloudy
52°F 11°C
Cloudy
Mildly cool near 60°F 15°C, overcast in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the SE to the ESE at 12 mph 19 km/h. Gusts up to 22 mph 35 km/h.

Tuesday, October 6, 2026

Mid-Morning
Piasa Weather - 2026-10-06 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Piasa Weather - 2026-10-06 - Afternoon - Cloudy
56°F 14°C
Cloudy
Early-Evening
Piasa Weather - 2026-10-06 - Evening - Overcast
50°F 10°C
Overcast
Chilly near 56°F 14°C, cloudy in the morning, overcast in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds moving from the ESE to the SE at 10 mph 16 km/h. Gusts up to 21 mph 34 km/h.

Wednesday, October 7, 2026

Mid-Morning
Piasa Weather - 2026-10-07 - Morning - Sunny
42°F 6°C
Sunny
Mid-Afternoon
Piasa Weather - 2026-10-07 - Afternoon - Sunny
52°F 11°C
Sunny
Early-Evening
Piasa Weather - 2026-10-07 - Evening - Sunny
45°F 8°C
Sunny
Crisp with a high near 52°F 11°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the N to the NNE at 9 mph 14 km/h.

Thursday, October 8, 2026

Mid-Morning
Piasa Weather - 2026-10-08 - Morning - Sunny
42°F 6°C
Sunny
Mid-Afternoon
Piasa Weather - 2026-10-08 - Afternoon - Sunny
54°F 12°C
Sunny
Early-Evening
Piasa Weather - 2026-10-08 - Evening - Sunny
50°F 10°C
Sunny
Brisk around 54°F 12°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling.

Friday, October 9, 2026

Mid-Morning
Piasa Weather - 2026-10-09 - Morning - Sunny
49°F 10°C
Sunny
Mid-Afternoon
Piasa Weather - 2026-10-09 - Afternoon - Partly Cloudy
63°F 17°C
Partly Cloudy
Early-Evening
Piasa Weather - 2026-10-09 - Evening - Sunny
57°F 14°C
Sunny
Mildly cool near 63°F 17°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds shifting from the SSW to the SW at 5 mph 7 km/h.

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Weather by the Numbers

Sat, 26th
Piasa IL Weather - Saturday, Sep 26, 2026 - Overcast
Hi: 68°F 20°C
Lo: 60°F 15°C
Sunrise 06:52 AM
Sunset 06:51 PM
Wind ESE 7 mph11 km/h
Dew Point 43°F6°C
uv Index 1
Barometric Pressure 30.15 in1021 mb
POP 10% *
Humidity 39%
Sun, 27th
Piasa IL Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 77°F 25°C
Lo: 59°F 15°C
Sunrise 06:53 AM
Sunset 06:49 PM
Wind ESE 6 mph9 km/h
Dew Point 43°F6°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 2% *
Humidity 34%
Mon, 28th
Piasa IL Weather - Monday, Sep 28, 2026 - Sunny
Hi: 79°F 26°C
Lo: 57°F 14°C
Sunrise 06:54 AM
Sunset 06:47 PM
Wind E 7 mph11 km/h
Dew Point 42°F6°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 33%
Tue, 29th
Piasa IL Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 85°F 29°C
Lo: 61°F 16°C
Sunrise 06:55 AM
Sunset 06:46 PM
Wind SSE 13 mph20 km/h
Dew Point 41°F5°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 9% *
Humidity 28%
Wed, 30th
Piasa IL Weather - Wednesday, Sep 30, 2026 - Light Rain Shower
Hi: 82°F 28°C
Lo: 67°F 19°C
Sunrise 06:55 AM
Sunset 06:44 PM
Wind SE 6 mph9 km/h
Dew Point 60°F16°C
uv Index 4
Barometric Pressure 29.85 in1011 mb
POP 34% *
Humidity 78%
Thu, 1st
Piasa IL Weather - Thursday, Oct 1, 2026 - Patchy Rain Nearby
Hi: 87°F 30°C
Lo: 72°F 22°C
Sunrise 06:56 AM
Sunset 06:43 PM
Wind SSW 15 mph24 km/h
Dew Point 62°F17°C
uv Index 6
Barometric Pressure 29.83 in1010 mb
POP 23% *
Humidity 51%
Fri, 2nd
Piasa IL Weather - Friday, Oct 2, 2026 - Patchy Rain Nearby
Hi: 80°F 27°C
Lo: 67°F 20°C
Sunrise 06:57 AM
Sunset 06:41 PM
Wind WSW 16 mph26 km/h
Dew Point 63°F17°C
uv Index 6
Barometric Pressure 29.85 in1011 mb
POP 11% *
Humidity 59%
Sat, 3rd
Piasa IL Weather - Saturday, Oct 3, 2026 - Overcast
Hi: 83°F 28°C
Lo: 66°F 19°C
Sunrise 06:58 AM
Sunset 06:39 PM
Wind SSW 9 mph14 km/h
Dew Point 63°F17°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 14% *
Humidity 60%
Sun, 4th
Piasa IL Weather - Sunday, Oct 4, 2026 - Sunny
Hi: 73°F 23°C
Lo: 50°F 10°C
Sunrise 06:59 AM
Sunset 06:38 PM
Wind NNW 16 mph25 km/h
Dew Point 41°F5°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 2% *
Humidity 50%
Mon, 5th
Piasa IL Weather - Monday, Oct 5, 2026 - Overcast
Hi: 60°F 15°C
Lo: 46°F 8°C
Sunrise 07:00 AM
Sunset 06:36 PM
Wind N 12 mph19 km/h
Dew Point 33°F0°C
uv Index 3
Barometric Pressure 30.39 in1029 mb
POP 9% *
Humidity 38%
Tue, 6th
Piasa IL Weather - Tuesday, Oct 6, 2026 - Overcast
Hi: 57°F 14°C
Lo: 40°F 4°C
Sunrise 07:01 AM
Sunset 06:35 PM
Wind SW 8 mph13 km/h
Dew Point 24°F-4°C
uv Index 3
Barometric Pressure 30.45 in1031 mb
POP 6% *
Humidity 33%
Wed, 7th
Piasa IL Weather - Wednesday, Oct 7, 2026 - Sunny
Hi: 53°F 11°C
Lo: 36°F 2°C
Sunrise 07:02 AM
Sunset 06:33 PM
Wind ESE 11 mph17 km/h
Dew Point 21°F-6°C
uv Index 3
Barometric Pressure 30.47 in1032 mb
POP 1% *
Humidity 33%
Thu, 8th
Piasa IL Weather - Thursday, Oct 8, 2026 - Sunny
Hi: 55°F 13°C
Lo: 35°F 2°C
Sunrise 07:03 AM
Sunset 06:32 PM
Wind SE 4 mph6 km/h
Dew Point 22°F-6°C
uv Index 4
Barometric Pressure 30.45 in1031 mb
POP 1% *
Humidity 33%
Fri, 9th
Piasa IL Weather - Friday, Oct 9, 2026 - Sunny
Hi: 64°F 18°C
Lo: 42°F 5°C
Sunrise 07:04 AM
Sunset 06:30 PM
Wind SW 9 mph14 km/h
Dew Point 22°F-6°C
uv Index 5
Barometric Pressure 30.21 in1023 mb
POP 3% *
Humidity 24%
* POP = Probability of Precipitation. Data for 12:00 PM.