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Big Rock IL Weather - Clear - 42°F
Clear
42°F
Updated 1:08 am
Feels Like 49°F
Humidity 95%
Wind N 0 mph
Barometer  30.3 in
Dew Point 41°F
Big Rock IL Weather - Clear - 6°C
Clear
6°C
Updated 1:08 am
Feels Like 10°C
Humidity 95%
Wind N 0 km/h
Barometer  102.6 kPa
Dew Point 5°C
Big Rock, IL Weather and Current Conditionsbig rock il weather forecast

Big Rock, IL Weather Forecast

Big Rock Illinois WeatherBig Rock, Illinois Weather Weather Forecast
14 day API forecast for Big Rock, Illinois. Note. The 7-day weather forecast for Big Rock, IL is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Big Rock, IL Weather Forecast Dated: 108 AM Wed Oct 21 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and a stable pattern will dominate.

Wednesday, October 21, 2026

Mid-Morning
Big Rock Weather - 2026-10-21 - Morning - Sunny
55°F 13°C
Sunny
Mid-Afternoon
Big Rock Weather - 2026-10-21 - Afternoon - Sunny
68°F 20°C
Sunny
Early-Evening
Big Rock Weather - 2026-10-21 - Evening - Sunny
60°F 15°C
Sunny
Pleasant near 68°F 20°C, sunny throughout the day, with steady humidity and steady pressure.

Thursday, October 22, 2026

Mid-Morning
Big Rock Weather - 2026-10-22 - Morning - Sunny
58°F 14°C
Sunny
Mid-Afternoon
Big Rock Weather - 2026-10-22 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Big Rock Weather - 2026-10-22 - Evening - Sunny
61°F 16°C
Sunny
Comfortable with temperatures reaching 70°F 21°C, sunny throughout the day, with steady humidity and steady pressure.

Friday, October 23, 2026

Mid-Morning
Big Rock Weather - 2026-10-23 - Morning - Smoky Haze
56°F 14°C
Smoky Haze
Mid-Afternoon
Big Rock Weather - 2026-10-23 - Afternoon - Cloudy
69°F 21°C
Cloudy
Early-Evening
Big Rock Weather - 2026-10-23 - Evening - Partly Cloudy
60°F 16°C
Partly Cloudy
Enjoyable around 69°F 21°C, cloudy through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds out of the SSE at 8 mph 12 km/h.

Saturday, October 24, 2026

Mid-Morning
Big Rock Weather - 2026-10-24 - Morning - Overcast
56°F 13°C
Overcast
Mid-Afternoon
Big Rock Weather - 2026-10-24 - Afternoon - Overcast
69°F 21°C
Overcast
Early-Evening
Big Rock Weather - 2026-10-24 - Evening - Overcast
61°F 16°C
Overcast
Mild temperatures up to 69°F 21°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds switching from the SSE to the S at 8 mph 13 km/h.

Sunday, October 25, 2026

Mid-Morning
Big Rock Weather - 2026-10-25 - Morning - Overcast
57°F 14°C
Overcast
Mid-Afternoon
Big Rock Weather - 2026-10-25 - Afternoon - Overcast
67°F 20°C
Overcast
Early-Evening
Big Rock Weather - 2026-10-25 - Evening - Overcast
62°F 17°C
Overcast
Refreshing around 67°F 20°C, overcast throughout the day, with steady humidity and steady pressure.

Monday, October 26, 2026

Mid-Morning
Big Rock Weather - 2026-10-26 - Morning - Overcast
59°F 15°C
Overcast
Mid-Afternoon
Big Rock Weather - 2026-10-26 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Big Rock Weather - 2026-10-26 - Evening - Cloudy
52°F 11°C
Cloudy
Pleasant near 68°F 20°C, overcast throughout the day, with steady humidity and steady pressure. Winds increasing from the SE at 4 mph 7 km/h to NNE at 13 mph 21 km/h. Gusts up to 21 mph 34 km/h.

Tuesday, October 27, 2026

Mid-Morning
Big Rock Weather - 2026-10-27 - Morning - Overcast
42°F 6°C
Overcast
Mid-Afternoon
Big Rock Weather - 2026-10-27 - Afternoon - Cloudy
48°F 9°C
Cloudy
Early-Evening
Big Rock Weather - 2026-10-27 - Evening - Partly Cloudy
41°F 5°C
Partly Cloudy
Chilly near 48°F 9°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds out of the NNE at 11 mph 18 km/h.

Wednesday, October 28, 2026

Mid-Morning
Big Rock Weather - 2026-10-28 - Morning - Overcast
42°F 5°C
Overcast
Mid-Afternoon
Big Rock Weather - 2026-10-28 - Afternoon - Scattered Showers
48°F 9°C
Scattered Showers
Early-Evening
Big Rock Weather - 2026-10-28 - Evening - Clear
42°F 6°C
Clear
Crisp with a high near 48°F 9°C, scattered downpours possible, with steady humidity and barometric pressure falling.

Thursday, October 29, 2026

Mid-Morning
Big Rock Weather - 2026-10-29 - Morning - Overcast
42°F 6°C
Overcast
Mid-Afternoon
Big Rock Weather - 2026-10-29 - Afternoon - Sunny
52°F 11°C
Sunny
Early-Evening
Big Rock Weather - 2026-10-29 - Evening - Cloudy
45°F 7°C
Cloudy
Brisk around 52°F 11°C, partly cloudy in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds shifting from the WNW to the NW at 6 mph 10 km/h.

Friday, October 30, 2026

Mid-Morning
Big Rock Weather - 2026-10-30 - Morning - Sunny
42°F 6°C
Sunny
Mid-Afternoon
Big Rock Weather - 2026-10-30 - Afternoon - Sunny
53°F 12°C
Sunny
Early-Evening
Big Rock Weather - 2026-10-30 - Evening - Clear
46°F 8°C
Clear
Cool and brisk at 53°F 12°C, sunny throughout the day, with steady humidity and steady pressure.

Saturday, October 31, 2026

Mid-Morning
Big Rock Weather - 2026-10-31 - Morning - Sunny
45°F 7°C
Sunny
Mid-Afternoon
Big Rock Weather - 2026-10-31 - Afternoon - Sunny
59°F 15°C
Sunny
Early-Evening
Big Rock Weather - 2026-10-31 - Evening - Cloudy
52°F 11°C
Cloudy
Comfortable at 59°F 15°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds S at 13 mph 21 km/h. Gusts up to 22 mph 35 km/h.

Sunday, November 1, 2026

Mid-Morning
Big Rock Weather - 2026-11-01 - Morning - Scattered Showers
51°F 11°C
Scattered Showers
Mid-Afternoon
Big Rock Weather - 2026-11-01 - Afternoon - Fog
51°F 11°C
Fog
Early-Evening
Big Rock Weather - 2026-11-01 - Evening - Overcast
54°F 12°C
Overcast
Crisp with a high near 51°F 11°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds switching from the S to the WSW at 10 mph 16 km/h. Gusts up to 27 mph 43 km/h.

Monday, November 2, 2026

Mid-Morning
Big Rock Weather - 2026-11-02 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
Big Rock Weather - 2026-11-02 - Afternoon - Overcast
57°F 14°C
Overcast
Early-Evening
Big Rock Weather - 2026-11-02 - Evening - Overcast
47°F 8°C
Overcast
Brisk around 57°F 14°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with increasing humidity and barometric pressure rising. Winds blowing from the NW at 10 mph 16 km/h. Gusts up to 20 mph 32 km/h.

Tuesday, November 3, 2026

Mid-Morning
Big Rock Weather - 2026-11-03 - Morning - Overcast
43°F 6°C
Overcast
Mid-Afternoon
Big Rock Weather - 2026-11-03 - Afternoon - Overcast
49°F 9°C
Overcast
Early-Evening
Big Rock Weather - 2026-11-03 - Evening - Overcast
46°F 8°C
Overcast
Cool and brisk at 49°F 9°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds swinging from the NNE to the ENE at 4 mph 6 km/h.

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Weather by the Numbers

Wed, 21st
Big Rock IL Weather - Wednesday, Oct 21, 2026 - Sunny
Hi: 68°F 20°C
Lo: 49°F 9°C
Sunrise 07:13 AM
Sunset 06:03 PM
Wind SW 5 mph8 km/h
Dew Point 41°F5°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 1% *
Humidity 42%
Thu, 22nd
Big Rock IL Weather - Thursday, Oct 22, 2026 - Sunny
Hi: 70°F 21°C
Lo: 52°F 11°C
Sunrise 07:14 AM
Sunset 06:02 PM
Wind E 2 mph3 km/h
Dew Point 51°F10°C
uv Index 3
Barometric Pressure 30.27 in1025 mb
POP 3% *
Humidity 56%
Fri, 23rd
Big Rock IL Weather - Friday, Oct 23, 2026 - Overcast
Hi: 69°F 21°C
Lo: 52°F 11°C
Sunrise 07:16 AM
Sunset 06:00 PM
Wind SSE 8 mph13 km/h
Dew Point 47°F9°C
uv Index 3
Barometric Pressure 30.33 in1027 mb
POP 12% *
Humidity 51%
Sat, 24th
Big Rock IL Weather - Saturday, Oct 24, 2026 - Overcast
Hi: 69°F 21°C
Lo: 52°F 11°C
Sunrise 07:17 AM
Sunset 05:59 PM
Wind S 10 mph16 km/h
Dew Point 45°F7°C
uv Index 4
Barometric Pressure 30.36 in1028 mb
POP 11% *
Humidity 47%
Sun, 25th
Big Rock IL Weather - Sunday, Oct 25, 2026 - Overcast
Hi: 68°F 20°C
Lo: 54°F 12°C
Sunrise 07:18 AM
Sunset 05:57 PM
Wind SW 6 mph10 km/h
Dew Point 44°F7°C
uv Index 4
Barometric Pressure 30.33 in1027 mb
POP 12% *
Humidity 50%
Mon, 26th
Big Rock IL Weather - Monday, Oct 26, 2026 - Overcast
Hi: 68°F 20°C
Lo: 44°F 7°C
Sunrise 07:19 AM
Sunset 05:56 PM
Wind SW 5 mph8 km/h
Dew Point 47°F9°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 13% *
Humidity 53%
Tue, 27th
Big Rock IL Weather - Tuesday, Oct 27, 2026 - Overcast
Hi: 48°F 9°C
Lo: 38°F 3°C
Sunrise 07:20 AM
Sunset 05:55 PM
Wind NNE 13 mph22 km/h
Dew Point 34°F1°C
uv Index 2
Barometric Pressure 30.39 in1029 mb
POP 13% *
Humidity 63%
Wed, 28th
Big Rock IL Weather - Wednesday, Oct 28, 2026 - Overcast
Hi: 48°F 9°C
Lo: 37°F 3°C
Sunrise 07:22 AM
Sunset 05:53 PM
Wind SW 4 mph6 km/h
Dew Point 30°F-1°C
uv Index 2
Barometric Pressure 30.33 in1027 mb
POP 9% *
Humidity 54%
Thu, 29th
Big Rock IL Weather - Thursday, Oct 29, 2026 - Sunny
Hi: 52°F 11°C
Lo: 36°F 2°C
Sunrise 07:23 AM
Sunset 05:52 PM
Wind WNW 9 mph14 km/h
Dew Point 32°F0°C
uv Index 3
Barometric Pressure 30.24 in1024 mb
POP 3% *
Humidity 53%
Fri, 30th
Big Rock IL Weather - Friday, Oct 30, 2026 - Sunny
Hi: 53°F 12°C
Lo: 37°F 3°C
Sunrise 07:24 AM
Sunset 05:51 PM
Wind ESE 3 mph5 km/h
Dew Point 30°F-1°C
uv Index 3
Barometric Pressure 30.27 in1025 mb
POP 2% *
Humidity 48%
Sat, 31st
Big Rock IL Weather - Saturday, Oct 31, 2026 - Sunny
Hi: 59°F 15°C
Lo: 39°F 4°C
Sunrise 07:25 AM
Sunset 05:50 PM
Wind S 14 mph23 km/h
Dew Point 33°F1°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 44%
Sun, 1st
Big Rock IL Weather - Sunday, Nov 1, 2026 - Light Rain
Hi: 54°F 12°C
Lo: 46°F 8°C
Sunrise 07:27 AM
Sunset 05:48 PM
Wind S 8 mph12 km/h
Dew Point 48°F9°C
uv Index 2
Barometric Pressure 29.97 in1015 mb
POP 78% *
Humidity 94%
Mon, 2nd
Big Rock IL Weather - Monday, Nov 2, 2026 - Sunny
Hi: 58°F 14°C
Lo: 43°F 6°C
Sunrise 06:27 AM
Sunset 04:47 PM
Wind NW 13 mph21 km/h
Dew Point 31°F-1°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 2% *
Humidity 36%
Tue, 3rd
Big Rock IL Weather - Tuesday, Nov 3, 2026 - Cloudy
Hi: 49°F 9°C
Lo: 37°F 3°C
Sunrise 06:28 AM
Sunset 04:46 PM
Wind N 6 mph9 km/h
Dew Point 27°F-3°C
uv Index 2
Barometric Pressure 30.33 in1027 mb
POP 7% *
Humidity 44%
* POP = Probability of Precipitation. Data for 12:00 PM.