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Fountain Bluff IL Weather - Clear - 82°F
Clear
82°F
Updated 2:10 am
Feels Like 81°F
Humidity 69%
Wind SSE 6 mph
Barometer  30.01 in
Dew Point 71°F
Fountain Bluff IL Weather - Clear - 28°C
Clear
28°C
Updated 2:10 am
Feels Like 27°C
Humidity 69%
Wind SSE 10 km/h
Barometer  101.6 kPa
Dew Point 22°C
Fountain Bluff, IL Weather and Current Conditionsfountain bluff il weather forecast

Fountain Bluff, IL Weather Forecast

Fountain Bluff Illinois WeatherFountain Bluff, Illinois Weather Weather Forecast
14 Day API Fountain Bluff, IL Weather Forecast. Note: Our 7 day Fountain Bluff, 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.
Fountain Bluff, IL Weather Forecast Dated: 210 AM Wed Sep 02 2026 (Fountain Bluff Time)
Expect a hot stretch with a mix of sun and clouds and frequent chances of rain over the next two weeks. moderate humidity and no major pressure swings will dominate. Isolated storms at times.

Wednesday, September 2, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-02 - Morning - Sunny
88°F 31°C
Sunny
Mid-Afternoon
Fountain Bluff Weather - 2026-09-02 - Afternoon - Sunny
103°F 39°C
Sunny
Early-Evening
Fountain Bluff Weather - 2026-09-02 - Evening - Partly Cloudy
96°F 36°C
Partly Cloudy
Scorching hot near 103°F 39°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the SW to the SSE at 8 mph 13 km/h.

Thursday, September 3, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-03 - Morning - Sunny
89°F 31°C
Sunny
Mid-Afternoon
Fountain Bluff Weather - 2026-09-03 - Afternoon - Cloudy
101°F 38°C
Cloudy
Early-Evening
Fountain Bluff Weather - 2026-09-03 - Evening - Cloudy
93°F 34°C
Cloudy
Sweltering heat reaching 101°F 38°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds switching from the SW to the E at 5 mph 8 km/h.

Friday, September 4, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-04 - Morning - Sunny
89°F 32°C
Sunny
Mid-Afternoon
Fountain Bluff Weather - 2026-09-04 - Afternoon - Partly Cloudy
103°F 39°C
Partly Cloudy
Early-Evening
Fountain Bluff Weather - 2026-09-04 - Evening - Partly Cloudy
94°F 35°C
Partly Cloudy
Dangerously hot temperatures around 103°F 39°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the WSW to the SSW at 7 mph 12 km/h.

Saturday, September 5, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-05 - Morning - Patchy Rain Nearby
86°F 30°C
Scattered Showers
Mid-Afternoon
Fountain Bluff Weather - 2026-09-05 - Afternoon - Overcast
98°F 37°C
Overcast
Early-Evening
Fountain Bluff Weather - 2026-09-05 - Evening - Cloudy
85°F 29°C
Cloudy
Sizzling hot near 98°F 37°C with a heat index reaching 101°F 38°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure.

Sunday, September 6, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-06 - Morning - Sunny
74°F 23°C
Sunny
Mid-Afternoon
Fountain Bluff Weather - 2026-09-06 - Afternoon - Partly Cloudy
94°F 35°C
Partly Cloudy
Early-Evening
Fountain Bluff Weather - 2026-09-06 - Evening - Overcast
88°F 31°C
Overcast
Very hot with a high of 94°F 35°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.

Monday, September 7, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-07 - Morning - Cloudy
82°F 28°C
Cloudy
Mid-Afternoon
Fountain Bluff Weather - 2026-09-07 - Afternoon - Cloudy
98°F 37°C
Cloudy
Early-Evening
Fountain Bluff Weather - 2026-09-07 - Evening - Overcast
79°F 27°C
Overcast
Very hot with temperatures reaching 98°F 37°C, cloudy in the morning, becoming overcast through the afternoon and evening, with increasing humidity and steady pressure. Winds picking up from SSE at 4 mph 7 km/h to SW at 13 mph 22 km/h. Gusts up to 21 mph 33 km/h.

Tuesday, September 8, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-08 - Morning - Patchy Rain Nearby
73°F 23°C
Scattered Showers
Mid-Afternoon
Fountain Bluff Weather - 2026-09-08 - Afternoon - Light Rain Shower
81°F 27°C
Light Showers
Early-Evening
Fountain Bluff Weather - 2026-09-08 - Evening - Patchy Rain Nearby
82°F 28°C
Scattered Showers
Warm and summery around 81°F 27°C (feels like 85°F 30°C), periods of heavy rain and gusty conditions, with lower humidity and steady pressure. A stray shower or storm late in the day. Winds shifting from the ESE to the SSE at 9 mph 15 km/h.

Wednesday, September 9, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-09 - Morning - Overcast
65°F 18°C
Overcast
Mid-Afternoon
Fountain Bluff Weather - 2026-09-09 - Afternoon - Light Rain Shower
83°F 28°C
Light Showers
Early-Evening
Fountain Bluff Weather - 2026-09-09 - Evening - Patchy Rain Nearby
82°F 28°C
Scattered Showers
Quite warm reaching 83°F 28°C, feeling like 89°F 31°C during peak afternoon, scattered downpours possible, with lower humidity and barometric pressure falling. Winds turning from the E to the ESE at 11 mph 17 km/h. Gusts up to 22 mph 35 km/h.

Thursday, September 10, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-10 - Morning - Cloudy
87°F 31°C
Cloudy
Mid-Afternoon
Fountain Bluff Weather - 2026-09-10 - Afternoon - Sunny
102°F 39°C
Sunny
Early-Evening
Fountain Bluff Weather - 2026-09-10 - Evening - Cloudy
91°F 33°C
Cloudy
Scorching hot near 102°F 39°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the SSW to the SW at 11 mph 17 km/h. Gusts up to 24 mph 38 km/h.

Friday, September 11, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-11 - Morning - Patchy Rain Nearby
83°F 28°C
Scattered Showers
Mid-Afternoon
Fountain Bluff Weather - 2026-09-11 - Afternoon - Thundery Outbreaks In Nearby
92°F 34°C
Nearby Thunderstorms
Early-Evening
Fountain Bluff Weather - 2026-09-11 - Evening - Overcast
79°F 26°C
Overcast
Sizzling hot near 92°F 34°C with a heat index reaching 96°F 36°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds moving from the SSW to the WNW at 12 mph 20 km/h. Gusts up to 29 mph 46 km/h.

Saturday, September 12, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-12 - Morning - Patchy Rain Nearby
71°F 22°C
Scattered Showers
Mid-Afternoon
Fountain Bluff Weather - 2026-09-12 - Afternoon - Light Rain Shower
74°F 23°C
Light Showers
Early-Evening
Fountain Bluff Weather - 2026-09-12 - Evening - Overcast
74°F 24°C
Overcast
Pleasant near 74°F 23°C, scattered downpours possible, with steady humidity and steady pressure. Winds swinging from the SSW to the WNW at 6 mph 10 km/h.

Sunday, September 13, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-13 - Morning - Light Rain Shower
69°F 21°C
Light Showers
Mid-Afternoon
Fountain Bluff Weather - 2026-09-13 - Afternoon - Light Rain Shower
70°F 21°C
Light Showers
Early-Evening
Fountain Bluff Weather - 2026-09-13 - Evening - Light Rain Shower
70°F 21°C
Light Showers
Comfortable with temperatures reaching 70°F 21°C, on-and-off showers throughout the day, with steady humidity and steady pressure. Winds easing from SSW 15 mph 24 km/h to SE 6 mph 10 km/h.

Monday, September 14, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-14 - Morning - Patchy Rain Nearby
63°F 17°C
Scattered Showers
Mid-Afternoon
Fountain Bluff Weather - 2026-09-14 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Fountain Bluff Weather - 2026-09-14 - Evening - Overcast
64°F 18°C
Overcast
Enjoyable around 68°F 20°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds turning from the N to the NE at 7 mph 11 km/h.

Tuesday, September 15, 2026

Mid-Morning
Fountain Bluff Weather - 2026-09-15 - Morning - Sunny
62°F 17°C
Sunny
Mid-Afternoon
Fountain Bluff Weather - 2026-09-15 - Afternoon - Sunny
72°F 22°C
Sunny
Early-Evening
Fountain Bluff Weather - 2026-09-15 - Evening - Sunny
66°F 19°C
Sunny
Mild temperatures up to 72°F 22°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the NNE to the ENE at 5 mph 8 km/h.

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