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Wheaton IL Weather - Clear - 83°F
Clear
83°F
Updated 9:35 pm
Feels Like 87°F
Humidity 77%
Wind SSW 8 mph
Barometer  29.92 in
Dew Point 75°F
Wheaton IL Weather - Clear - 28°C
Clear
28°C
Updated 9:35 pm
Feels Like 31°C
Humidity 77%
Wind SSW 13 km/h
Barometer  101.3 kPa
Dew Point 24°C
Wheaton, IL Weather and Current Conditionswheaton il weather forecast

Wheaton, IL Weather Forecast

Wheaton Illinois WeatherWheaton, Illinois Weather Weather Forecast
Here is the API 14 day weather forecast for Wheaton, Illinois. Note: The 7-day weather forecast for Wheaton, IL is the most reliable and accurate weather forecast. This template should only be used as a probable scenario. Forecasting weather beyond the next 7 days is a challenge.
Wheaton, IL Weather Forecast Dated: 935 PM Wed Sep 02 2026 (Wheaton Time)
Expect a very warm period with plenty of sunshine and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.

Wednesday, September 2, 2026

Mid-Morning
Wheaton Weather - 2026-09-02 - Morning - Cloudy
82°F 28°C
Cloudy
Mid-Afternoon
Wheaton Weather - 2026-09-02 - Afternoon - Sunny
100°F 38°C
Sunny
Early-Evening
Wheaton Weather - 2026-09-02 - Evening - Sunny
88°F 32°C
Sunny
Scorching heat reaching 100°F 38°C, feeling like 115°F 46°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the SW to the SSW at 7 mph 11 km/h.

Thursday, September 3, 2026

Mid-Morning
Wheaton Weather - 2026-09-03 - Morning - Overcast
77°F 25°C
Overcast
Mid-Afternoon
Wheaton Weather - 2026-09-03 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Wheaton Weather - 2026-09-03 - Evening - Nearby Thunderstorms
87°F 31°C
Nearby Thunderstorms
Hot and sweltering around 91°F 33°C (heat index 96°F 36°C), locally heavy thunderstorms at times, with steady humidity and steady pressure. Winds switching from the WSW to the SSE at 6 mph 9 km/h.

Friday, September 4, 2026

Mid-Morning
Wheaton Weather - 2026-09-04 - Morning - Scattered Showers
78°F 25°C
Scattered Showers
Mid-Afternoon
Wheaton Weather - 2026-09-04 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Wheaton Weather - 2026-09-04 - Evening - Nearby Thunderstorms
86°F 30°C
Nearby Thunderstorms
Very hot with a high of 91°F 33°C, feeling closer to 96°F 36°C in the humidity, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the ESE to the SSE at 5 mph 7 km/h.

Saturday, September 5, 2026

Mid-Morning
Wheaton Weather - 2026-09-05 - Morning - Sunny
80°F 27°C
Sunny
Mid-Afternoon
Wheaton Weather - 2026-09-05 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Wheaton Weather - 2026-09-05 - Evening - Sunny
77°F 25°C
Sunny
Sizzling hot near 92°F 33°C with a heat index reaching 96°F 36°C, sunny throughout the day, with steady humidity and steady pressure. Winds picking up from S at 1 mph 1 km/h to NE at 11 mph 18 km/h.

Sunday, September 6, 2026

Mid-Morning
Wheaton Weather - 2026-09-06 - Morning - Sunny
72°F 22°C
Sunny
Mid-Afternoon
Wheaton Weather - 2026-09-06 - Afternoon - Partly Cloudy
80°F 27°C
Partly Cloudy
Early-Evening
Wheaton Weather - 2026-09-06 - Evening - Overcast
74°F 23°C
Overcast
Very warm with a high of 80°F 27°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds blowing from the ENE at 11 mph 17 km/h.

Monday, September 7, 2026

Mid-Morning
Wheaton Weather - 2026-09-07 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Wheaton Weather - 2026-09-07 - Afternoon - Sunny
80°F 26°C
Sunny
Early-Evening
Wheaton Weather - 2026-09-07 - Evening - Sunny
76°F 24°C
Sunny
Warm and summery near 80°F 26°C, sunny through the afternoon, turning overcast this evening, with steady humidity and steady pressure. Winds turning from the ESE to the SSE at 8 mph 12 km/h.

Tuesday, September 8, 2026

Mid-Morning
Wheaton Weather - 2026-09-08 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Wheaton Weather - 2026-09-08 - Afternoon - Overcast
89°F 32°C
Overcast
Early-Evening
Wheaton Weather - 2026-09-08 - Evening - Sunny
88°F 31°C
Sunny
Warm and summery around 89°F 32°C (feels like 92°F 33°C), cloudy in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the SSW to the S at 9 mph 14 km/h. Gusts up to 23 mph 37 km/h.

Wednesday, September 9, 2026

Mid-Morning
Wheaton Weather - 2026-09-09 - Morning - Sunny
84°F 29°C
Sunny
Mid-Afternoon
Wheaton Weather - 2026-09-09 - Afternoon - Overcast
91°F 33°C
Overcast
Early-Evening
Wheaton Weather - 2026-09-09 - Evening - Sunny
85°F 30°C
Sunny
Hot and sweltering around 91°F 33°C (heat index 94°F 35°C), partly cloudy throughout the day, with increasing humidity and steady pressure. Winds moving from the WSW to the NW at 5 mph 9 km/h.

Thursday, September 10, 2026

Mid-Morning
Wheaton Weather - 2026-09-10 - Morning - Scattered Showers
68°F 20°C
Scattered Showers
Mid-Afternoon
Wheaton Weather - 2026-09-10 - Afternoon - Cloudy
78°F 26°C
Cloudy
Early-Evening
Wheaton Weather - 2026-09-10 - Evening - Partly Cloudy
70°F 22°C
Partly Cloudy
Mild temperatures up to 78°F 26°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds ENE at 8 mph 12 km/h.

Friday, September 11, 2026

Mid-Morning
Wheaton Weather - 2026-09-11 - Morning - Sunny
74°F 23°C
Sunny
Mid-Afternoon
Wheaton Weather - 2026-09-11 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Wheaton Weather - 2026-09-11 - Evening - Sunny
88°F 31°C
Sunny
Sizzling hot near 91°F 33°C with a heat index reaching 95°F 35°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds out of the SSW at 9 mph 14 km/h. Gusts up to 22 mph 34 km/h.

Saturday, September 12, 2026

Mid-Morning
Wheaton Weather - 2026-09-12 - Morning - Sunny
83°F 28°C
Sunny
Mid-Afternoon
Wheaton Weather - 2026-09-12 - Afternoon - Partly Cloudy
92°F 33°C
Partly Cloudy
Early-Evening
Wheaton Weather - 2026-09-12 - Evening - Sunny
89°F 32°C
Sunny
Hot and sweltering around 92°F 33°C (heat index 96°F 35°C), sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the SW to the S at 8 mph 13 km/h. Gusts up to 21 mph 33 km/h.

Sunday, September 13, 2026

Mid-Morning
Wheaton Weather - 2026-09-13 - Morning - Overcast
84°F 29°C
Overcast
Mid-Afternoon
Wheaton Weather - 2026-09-13 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Wheaton Weather - 2026-09-13 - Evening - Sunny
84°F 29°C
Sunny
Hot and sweltering around 92°F 33°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the SW to the NW at 10 mph 15 km/h. Gusts up to 24 mph 38 km/h.

Monday, September 14, 2026

Mid-Morning
Wheaton Weather - 2026-09-14 - Morning - Sunny
76°F 25°C
Sunny
Mid-Afternoon
Wheaton Weather - 2026-09-14 - Afternoon - Sunny
85°F 30°C
Sunny
Early-Evening
Wheaton Weather - 2026-09-14 - Evening - Sunny
81°F 28°C
Sunny
Quite warm around 85°F 30°C, sunny throughout the day, with steady humidity and steady pressure.

Tuesday, September 15, 2026

Mid-Morning
Wheaton Weather - 2026-09-15 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Wheaton Weather - 2026-09-15 - Afternoon - Sunny
89°F 32°C
Sunny
Early-Evening
Wheaton Weather - 2026-09-15 - Evening - Partly Cloudy
85°F 30°C
Partly Cloudy
Warm temperatures up to 89°F 32°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure.

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