Buffalo, IL 14 Day Weather - 62515 WeatherWorld.com

Feedback E-mail the Weather

Quick Weather Clicks

Buffalo, IL Weather - 14-Day Weather Forecast

Current Conditions

Settings
Buffalo IL Weather - Clear - 96°F
Clear
96°F
Updated 6:04 pm
Feels Like 98°F
Humidity 38%
Wind SW 5 mph
Barometer  29.9 in
Dew Point 67°F
Buffalo IL Weather - Clear - 36°C
Clear
36°C
Updated 6:04 pm
Feels Like 37°C
Humidity 38%
Wind SW 8 km/h
Barometer  101.3 kPa
Dew Point 19°C
Buffalo, IL Weather and Current Conditionsbuffalo il weather forecast

Buffalo, IL Weather Forecast

Buffalo Illinois WeatherBuffalo, Illinois Weather Weather Forecast
14 Day API Buffalo, IL Weather Forecast. Note: Our 7 day Buffalo, 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.
Buffalo, IL Weather Forecast Dated: 604 PM Thu Sep 03 2026
Expect a hot stretch with plenty of sunshine and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Thursday, September 3, 2026

Mid-Morning
Buffalo Weather - 2026-09-03 - Morning - Sunny
85°F 30°C
Sunny
Mid-Afternoon
Buffalo Weather - 2026-09-03 - Afternoon - Sunny
102°F 39°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-03 - Evening - Sunny
90°F 33°C
Sunny
Scorching heat reaching 102°F 39°C, feeling like 111°F 44°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the SW to the SSE at 9 mph 13 km/h.

Friday, September 4, 2026

Mid-Morning
Buffalo Weather - 2026-09-04 - Morning - Partly Cloudy
83°F 28°C
Partly Cloudy
Mid-Afternoon
Buffalo Weather - 2026-09-04 - Afternoon - Partly Cloudy
101°F 38°C
Partly Cloudy
Early-Evening
Buffalo Weather - 2026-09-04 - Evening - Overcast
93°F 34°C
Overcast
Sweltering temperatures near 101°F 38°C with a heat index of 104°F 40°C, cloudy in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.

Saturday, September 5, 2026

Mid-Morning
Buffalo Weather - 2026-09-05 - Morning - Scattered Showers
81°F 27°C
Scattered Showers
Mid-Afternoon
Buffalo Weather - 2026-09-05 - Afternoon - Sunny
96°F 36°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-05 - Evening - Sunny
86°F 30°C
Sunny
Very hot with a high of 96°F 36°C, feeling closer to 101°F 38°C in the humidity, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the NNW to the ENE at 9 mph 14 km/h.

Sunday, September 6, 2026

Mid-Morning
Buffalo Weather - 2026-09-06 - Morning - Sunny
76°F 25°C
Sunny
Mid-Afternoon
Buffalo Weather - 2026-09-06 - Afternoon - Sunny
85°F 30°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-06 - Evening - Sunny
76°F 25°C
Sunny
Warm temperatures up to 85°F 30°C, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the ENE to the E at 12 mph 20 km/h. Gusts up to 21 mph 33 km/h.

Monday, September 7, 2026

Mid-Morning
Buffalo Weather - 2026-09-07 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Buffalo Weather - 2026-09-07 - Afternoon - Sunny
83°F 29°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-07 - Evening - Overcast
76°F 25°C
Overcast
Very warm with a high of 83°F 29°C, sunny through the afternoon, turning overcast this evening, with steady humidity and steady pressure. Winds out of the ENE at 10 mph 15 km/h.

Tuesday, September 8, 2026

Mid-Morning
Buffalo Weather - 2026-09-08 - Morning - Sunny
74°F 24°C
Sunny
Mid-Afternoon
Buffalo Weather - 2026-09-08 - Afternoon - Sunny
93°F 34°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-08 - Evening - Partly Cloudy
90°F 32°C
Partly Cloudy
Very hot with temperatures reaching 93°F 34°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds blowing from the S at 10 mph 16 km/h.

Wednesday, September 9, 2026

Mid-Morning
Buffalo Weather - 2026-09-09 - Morning - Overcast
89°F 32°C
Overcast
Mid-Afternoon
Buffalo Weather - 2026-09-09 - Afternoon - Overcast
98°F 37°C
Overcast
Early-Evening
Buffalo Weather - 2026-09-09 - Evening - Overcast
85°F 30°C
Overcast
Sizzling hot near 98°F 37°C with a heat index reaching 101°F 38°C, partly cloudy in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and steady pressure. Winds turning from the WSW to the NE at 9 mph 14 km/h.

Thursday, September 10, 2026

Mid-Morning
Buffalo Weather - 2026-09-10 - Morning - Partly Cloudy
80°F 27°C
Partly Cloudy
Mid-Afternoon
Buffalo Weather - 2026-09-10 - Afternoon - Sunny
99°F 37°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-10 - Evening - Sunny
90°F 32°C
Sunny
Sizzling hot with 99°F 37°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds switching from the ESE to the E at 8 mph 13 km/h.

Friday, September 11, 2026

Mid-Morning
Buffalo Weather - 2026-09-11 - Morning - Scattered Showers
89°F 32°C
Scattered Showers
Mid-Afternoon
Buffalo Weather - 2026-09-11 - Afternoon - Partly Cloudy
104°F 40°C
Partly Cloudy
Early-Evening
Buffalo Weather - 2026-09-11 - Evening - Sunny
92°F 33°C
Sunny
Scorching hot near 104°F 40°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the WSW to the SE at 12 mph 19 km/h. Gusts up to 24 mph 38 km/h.

Saturday, September 12, 2026

Mid-Morning
Buffalo Weather - 2026-09-12 - Morning - Sunny
89°F 32°C
Sunny
Mid-Afternoon
Buffalo Weather - 2026-09-12 - Afternoon - Sunny
104°F 40°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-12 - Evening - Sunny
98°F 36°C
Sunny
Sweltering heat reaching 104°F 40°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds swinging from the SSW to the SW at 10 mph 16 km/h.

Sunday, September 13, 2026

Mid-Morning
Buffalo Weather - 2026-09-13 - Morning - Overcast
88°F 31°C
Overcast
Mid-Afternoon
Buffalo Weather - 2026-09-13 - Afternoon - Sunny
98°F 37°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-13 - Evening - Scattered Showers
86°F 30°C
Scattered Showers
Very hot with temperatures reaching 98°F 37°C, scattered downpours possible, with increasing humidity and steady pressure. Winds shifting from the SW to the SSW at 8 mph 13 km/h.

Monday, September 14, 2026

Mid-Morning
Buffalo Weather - 2026-09-14 - Morning - Scattered Showers
84°F 29°C
Scattered Showers
Mid-Afternoon
Buffalo Weather - 2026-09-14 - Afternoon - Cloudy
91°F 33°C
Cloudy
Early-Evening
Buffalo Weather - 2026-09-14 - Evening - Scattered Showers
81°F 28°C
Scattered Showers
Very hot with a high of 91°F 33°C, feeling closer to 95°F 35°C in the humidity, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds turning from the SSW to the WNW at 12 mph 19 km/h. Gusts up to 23 mph 37 km/h.

Tuesday, September 15, 2026

Mid-Morning
Buffalo Weather - 2026-09-15 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Buffalo Weather - 2026-09-15 - Afternoon - Sunny
79°F 26°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-15 - Evening - Sunny
70°F 21°C
Sunny
Enjoyable around 79°F 26°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the WNW to the NNW at 9 mph 15 km/h.

Wednesday, September 16, 2026

Mid-Morning
Buffalo Weather - 2026-09-16 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Buffalo Weather - 2026-09-16 - Afternoon - Sunny
76°F 24°C
Sunny
Early-Evening
Buffalo Weather - 2026-09-16 - Evening - Sunny
71°F 21°C
Sunny
Mild temperatures up to 76°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds moving from the NNW to the NE at 6 mph 10 km/h.

Trending Headlines

Buffalo, IL Weather Radar Map

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

Buffalo, IL 7 Day Weather

National Two Day Weather Forecast


E-mail the Buffalo Weather Forecast

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

Weather by the Numbers

Thu, 3rd
Buffalo IL Weather - Thursday, Sep 3, 2026 - Sunny
Hi: 102°F 39°C
Lo: 74°F 24°C
Sunrise 06:28 AM
Sunset 07:26 PM
Wind SW 10 mph16 km/h
Dew Point 74°F23°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 44%
Fri, 4th
Buffalo IL Weather - Friday, Sep 4, 2026 - Sunny
Hi: 101°F 38°C
Lo: 81°F 27°C
Sunrise 06:29 AM
Sunset 07:25 PM
Wind W 8 mph13 km/h
Dew Point 65°F19°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 37%
Sat, 5th
Buffalo IL Weather - Saturday, Sep 5, 2026 - Sunny
Hi: 96°F 36°C
Lo: 78°F 25°C
Sunrise 06:30 AM
Sunset 07:23 PM
Wind N 7 mph11 km/h
Dew Point 68°F20°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 2% *
Humidity 45%
Sun, 6th
Buffalo IL Weather - Sunday, Sep 6, 2026 - Sunny
Hi: 86°F 30°C
Lo: 67°F 19°C
Sunrise 06:31 AM
Sunset 07:22 PM
Wind ENE 11 mph18 km/h
Dew Point 64°F18°C
uv Index 7
Barometric Pressure 30 in1016 mb
POP 2% *
Humidity 52%
Mon, 7th
Buffalo IL Weather - Monday, Sep 7, 2026 - Sunny
Hi: 83°F 29°C
Lo: 61°F 16°C
Sunrise 06:32 AM
Sunset 07:20 PM
Wind ENE 8 mph13 km/h
Dew Point 53°F12°C
uv Index 7
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 40%
Tue, 8th
Buffalo IL Weather - Tuesday, Sep 8, 2026 - Sunny
Hi: 95°F 35°C
Lo: 65°F 19°C
Sunrise 06:33 AM
Sunset 07:18 PM
Wind S 9 mph15 km/h
Dew Point 56°F13°C
uv Index 8
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 35%
Wed, 9th
Buffalo IL Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 100°F 38°C
Lo: 78°F 26°C
Sunrise 06:33 AM
Sunset 07:17 PM
Wind WNW 15 mph25 km/h
Dew Point 59°F15°C
uv Index 9
Barometric Pressure 29.97 in1015 mb
POP 5% *
Humidity 28%
Thu, 10th
Buffalo IL Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 100°F 38°C
Lo: 73°F 23°C
Sunrise 06:34 AM
Sunset 07:15 PM
Wind SW 5 mph8 km/h
Dew Point 61°F16°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 36%
Fri, 11th
Buffalo IL Weather - Friday, Sep 11, 2026 - Partly Cloudy
Hi: 104°F 40°C
Lo: 80°F 26°C
Sunrise 06:35 AM
Sunset 07:13 PM
Wind W 11 mph17 km/h
Dew Point 59°F15°C
uv Index 9
Barometric Pressure 29.83 in1010 mb
POP 3% *
Humidity 27%
Sat, 12th
Buffalo IL Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 104°F 40°C
Lo: 79°F 26°C
Sunrise 06:36 AM
Sunset 07:12 PM
Wind SSW 13 mph21 km/h
Dew Point 56°F14°C
uv Index 9
Barometric Pressure 29.85 in1011 mb
POP 0% *
Humidity 24%
Sun, 13th
Buffalo IL Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 100°F 38°C
Lo: 75°F 24°C
Sunrise 06:37 AM
Sunset 07:10 PM
Wind SW 11 mph18 km/h
Dew Point 60°F16°C
uv Index 9
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 30%
Mon, 14th
Buffalo IL Weather - Monday, Sep 14, 2026 - Overcast
Hi: 97°F 36°C
Lo: 71°F 22°C
Sunrise 06:38 AM
Sunset 07:08 PM
Wind WSW 15 mph24 km/h
Dew Point 63°F17°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 8% *
Humidity 37%
Tue, 15th
Buffalo IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 79°F 26°C
Lo: 58°F 15°C
Sunrise 06:39 AM
Sunset 07:07 PM
Wind WNW 17 mph27 km/h
Dew Point 42°F6°C
uv Index 6
Barometric Pressure 29.85 in1011 mb
POP 1% *
Humidity 31%
Wed, 16th
Buffalo IL Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 77°F 25°C
Lo: 57°F 14°C
Sunrise 06:40 AM
Sunset 07:05 PM
Wind NNW 9 mph14 km/h
Dew Point 46°F8°C
uv Index 6
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 40%
* POP = Probability of Precipitation. Data for 12:00 PM.