Bluff Lake, IL 14 Day Weather

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Bluff Lake, IL Weather - 14-Day Weather Forecast

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Bluff Lake IL Weather - Clear - 67°F
Clear
67°F
Updated 7:35 am
Feels Like 60°F
Humidity 72%
Wind NE 7 mph
Barometer  30.14 in
Dew Point 58°F
Bluff Lake IL Weather - Clear - 19°C
Clear
19°C
Updated 7:35 am
Feels Like 16°C
Humidity 72%
Wind NE 11 km/h
Barometer  102.1 kPa
Dew Point 14°C
Bluff Lake, IL Weather and Current Conditionsbluff lake il weather forecast

Bluff Lake, IL Weather Forecast

Bluff Lake Illinois WeatherBluff Lake, Illinois Weather Weather Forecast
14 day API weather forecast for Bluff Lake. Note: The 7-day Bluff Lake weather forecast 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.
Bluff Lake, IL Weather Forecast Dated: 735 AM Mon Sep 14 2026
Expect a very warm period with plenty of sunshine and mostly dry weather over the coming period. moderate humidity and a stable pattern will dominate.

Monday, September 14, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-14 - Morning - Sunny
70°F 21°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-14 - Afternoon - Sunny
87°F 31°C
Sunny
Early-Evening
Bluff Lake Weather - 2026-09-14 - Evening - Cloudy
81°F 27°C
Cloudy
Warm and summery near 87°F 31°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the ENE to the E at 9 mph 14 km/h.

Tuesday, September 15, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-15 - Morning - Sunny
81°F 27°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-15 - Afternoon - Sunny
100°F 38°C
Sunny
Early-Evening
Bluff Lake Weather - 2026-09-15 - Evening - Sunny
92°F 33°C
Sunny
Sweltering heat reaching 100°F 38°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the SSW to the SSE at 8 mph 12 km/h.

Wednesday, September 16, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-16 - Morning - Sunny
83°F 29°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-16 - Afternoon - Cloudy
101°F 38°C
Cloudy
Early-Evening
Bluff Lake Weather - 2026-09-16 - Evening - Partly Cloudy
90°F 32°C
Partly Cloudy
Dangerously hot temperatures around 101°F 38°C, sunny in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the SSW to the N at 11 mph 19 km/h. Gusts up to 20 mph 31 km/h.

Thursday, September 17, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-17 - Morning - Sunny
78°F 25°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-17 - Afternoon - Partly Cloudy
91°F 33°C
Partly Cloudy
Early-Evening
Bluff Lake Weather - 2026-09-17 - Evening - Cloudy
84°F 29°C
Cloudy
Sizzling hot near 91°F 33°C with a heat index reaching 94°F 35°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the N to the WNW at 7 mph 11 km/h.

Friday, September 18, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-18 - Morning - Sunny
80°F 27°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-18 - Afternoon - Partly Cloudy
88°F 31°C
Partly Cloudy
Early-Evening
Bluff Lake Weather - 2026-09-18 - Evening - Sunny
82°F 28°C
Sunny
Very warm with a high of 88°F 31°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds shifting from the E to the ENE at 8 mph 12 km/h.

Saturday, September 19, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-19 - Morning - Sunny
78°F 25°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-19 - Afternoon - Sunny
96°F 35°C
Sunny
Early-Evening
Bluff Lake Weather - 2026-09-19 - Evening - Overcast
80°F 27°C
Overcast
Very hot with temperatures reaching 96°F 35°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds increasing from the S at 7 mph 12 km/h to NW at 15 mph 24 km/h. Gusts up to 26 mph 42 km/h.

Sunday, September 20, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-20 - Morning - Overcast
71°F 22°C
Overcast
Mid-Afternoon
Bluff Lake Weather - 2026-09-20 - Afternoon - Overcast
67°F 19°C
Overcast
Early-Evening
Bluff Lake Weather - 2026-09-20 - Evening - Scattered Showers
65°F 18°C
Scattered Showers
Comfortable at 67°F 19°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds switching from the WNW to the NNE at 14 mph 23 km/h. Gusts up to 26 mph 41 km/h.

Monday, September 21, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-21 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-21 - Afternoon - Sunny
74°F 23°C
Sunny
Early-Evening
Bluff Lake Weather - 2026-09-21 - Evening - Sunny
65°F 19°C
Sunny
Enjoyable around 74°F 23°C, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the NNE to the NE at 8 mph 13 km/h.

Tuesday, September 22, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-22 - Morning - Sunny
58°F 15°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-22 - Afternoon - Sunny
77°F 25°C
Sunny
Early-Evening
Bluff Lake Weather - 2026-09-22 - Evening - Sunny
67°F 20°C
Sunny
Mild temperatures up to 77°F 25°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds swinging from the NNE to the NE at 6 mph 10 km/h.

Wednesday, September 23, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-23 - Morning - Cloudy
61°F 16°C
Cloudy
Mid-Afternoon
Bluff Lake Weather - 2026-09-23 - Afternoon - Overcast
77°F 25°C
Overcast
Early-Evening
Bluff Lake Weather - 2026-09-23 - Evening - Overcast
69°F 20°C
Overcast
Mild with a high of 77°F 25°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds shifting from the NNE to the NE at 7 mph 10 km/h.

Thursday, September 24, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-24 - Morning - Sunny
63°F 17°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-24 - Afternoon - Sunny
79°F 26°C
Sunny
Early-Evening
Bluff Lake Weather - 2026-09-24 - Evening - Sunny
69°F 21°C
Sunny
Pleasant near 79°F 26°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the ENE to the E at 7 mph 11 km/h.

Friday, September 25, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-25 - Morning - Overcast
65°F 18°C
Overcast
Mid-Afternoon
Bluff Lake Weather - 2026-09-25 - Afternoon - Overcast
78°F 26°C
Overcast
Early-Evening
Bluff Lake Weather - 2026-09-25 - Evening - Cloudy
70°F 21°C
Cloudy
Comfortable with temperatures reaching 78°F 26°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.

Saturday, September 26, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-26 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-26 - Afternoon - Sunny
86°F 30°C
Sunny
Early-Evening
Bluff Lake Weather - 2026-09-26 - Evening - Sunny
76°F 25°C
Sunny
Quite warm around 86°F 30°C, sunny throughout the day, with lower humidity and steady pressure.

Sunday, September 27, 2026

Mid-Morning
Bluff Lake Weather - 2026-09-27 - Morning - Sunny
74°F 24°C
Sunny
Mid-Afternoon
Bluff Lake Weather - 2026-09-27 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Bluff Lake Weather - 2026-09-27 - Evening - Sunny
81°F 28°C
Sunny
Hot temperatures near 92°F 33°C, sunny throughout the day, with steady humidity and steady pressure.

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Weather by the Numbers

Mon, 14th
Bluff Lake IL Weather - Monday, Sep 14, 2026 - Sunny
Hi: 87°F 31°C
Lo: 64°F 18°C
Sunrise 06:38 AM
Sunset 07:06 PM
Wind E 10 mph17 km/h
Dew Point 56°F13°C
uv Index 7
Barometric Pressure 30.15 in1021 mb
POP 1% *
Humidity 42%
Tue, 15th
Bluff Lake IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 100°F 38°C
Lo: 73°F 23°C
Sunrise 06:39 AM
Sunset 07:05 PM
Wind SW 11 mph17 km/h
Dew Point 63°F17°C
uv Index 7
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 34%
Wed, 16th
Bluff Lake IL Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 101°F 38°C
Lo: 77°F 25°C
Sunrise 06:40 AM
Sunset 07:03 PM
Wind SSW 11 mph17 km/h
Dew Point 60°F16°C
uv Index 7
Barometric Pressure 30.18 in1022 mb
POP 0% *
Humidity 30%
Thu, 17th
Bluff Lake IL Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 91°F 33°C
Lo: 73°F 23°C
Sunrise 06:41 AM
Sunset 07:02 PM
Wind N 8 mph13 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 30.21 in1023 mb
POP 2% *
Humidity 49%
Fri, 18th
Bluff Lake IL Weather - Friday, Sep 18, 2026 - Sunny
Hi: 94°F 34°C
Lo: 67°F 20°C
Sunrise 06:41 AM
Sunset 07:00 PM
Wind ESE 4 mph6 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 41%
Sat, 19th
Bluff Lake IL Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 97°F 36°C
Lo: 70°F 21°C
Sunrise 06:42 AM
Sunset 06:58 PM
Wind SSW 9 mph14 km/h
Dew Point 63°F17°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 42%
Sun, 20th
Bluff Lake IL Weather - Sunday, Sep 20, 2026 - Patchy Rain Nearby
Hi: 76°F 24°C
Lo: 61°F 16°C
Sunrise 06:43 AM
Sunset 06:57 PM
Wind NNW 13 mph21 km/h
Dew Point 64°F18°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 27% *
Humidity 86%
Mon, 21st
Bluff Lake IL Weather - Monday, Sep 21, 2026 - Sunny
Hi: 75°F 24°C
Lo: 50°F 10°C
Sunrise 06:44 AM
Sunset 06:55 PM
Wind NNE 12 mph19 km/h
Dew Point 40°F5°C
uv Index 6
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 38%
Tue, 22nd
Bluff Lake IL Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 78°F 26°C
Lo: 49°F 9°C
Sunrise 06:45 AM
Sunset 06:54 PM
Wind NNE 8 mph13 km/h
Dew Point 38°F3°C
uv Index 6
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 32%
Wed, 23rd
Bluff Lake IL Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 78°F 25°C
Lo: 52°F 11°C
Sunrise 06:46 AM
Sunset 06:52 PM
Wind NNE 8 mph13 km/h
Dew Point 40°F5°C
uv Index 6
Barometric Pressure 30.21 in1023 mb
POP 5% *
Humidity 33%
Thu, 24th
Bluff Lake IL Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 80°F 26°C
Lo: 53°F 12°C
Sunrise 06:46 AM
Sunset 06:51 PM
Wind ENE 9 mph14 km/h
Dew Point 44°F7°C
uv Index 6
Barometric Pressure 30.18 in1022 mb
POP 1% *
Humidity 35%
Fri, 25th
Bluff Lake IL Weather - Friday, Sep 25, 2026 - Overcast
Hi: 79°F 26°C
Lo: 56°F 13°C
Sunrise 06:47 AM
Sunset 06:49 PM
Wind ENE 5 mph8 km/h
Dew Point 44°F7°C
uv Index 5
Barometric Pressure 30.21 in1023 mb
POP 10% *
Humidity 35%
Sat, 26th
Bluff Lake IL Weather - Saturday, Sep 26, 2026 - Sunny
Hi: 87°F 30°C
Lo: 57°F 14°C
Sunrise 06:48 AM
Sunset 06:47 PM
Wind S 4 mph7 km/h
Dew Point 41°F5°C
uv Index 7
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 25%
Sun, 27th
Bluff Lake IL Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 93°F 34°C
Lo: 64°F 18°C
Sunrise 06:49 AM
Sunset 06:46 PM
Wind SSW 4 mph7 km/h
Dew Point 40°F5°C
uv Index 8
Barometric Pressure 30.18 in1022 mb
POP 1% *
Humidity 20%
* POP = Probability of Precipitation. Data for 12:00 PM.