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Now · 7:38 AM

Willowbrook Weather & Hourly Forecast

United States · Illinois · 60527

Overcast
74°F
Overcast
Feels like: 74°F
💧 Humidity 76% 🌡 Pressure 29.94 inHg 💨 Wind 6 mph 👁 Visibility 6.2 mi Clouds 95% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:16 AM 🌇 Sunset 7:27 PM

Hourly Forecast for Willowbrook

Today
Overcast · 8:00 AM Overcast
73° 💧 0.01 in 💨 7 mph H 75%29.94 inHg
Light rain · 11:00 AM Light rain
79° 💧 0.01 in 💨 8 mph H 70%29.97 inHg
Overcast · 2:00 PM Overcast
86° 💧 None 💨 11 mph H 49%29.91 inHg
Overcast · 5:00 PM Overcast
87° 💧 None 💨 10 mph H 57%29.88 inHg
Overcast night · 8:00 PM Overcast night
81° 💧 None 💨 8 mph H 73%29.88 inHg
Mostly cloudy night · 11:00 PM Mostly cloudy night
82° 💧 None 💨 7 mph H 71%29.88 inHg
Tomorrow
Light rain · 2:00 AM Light rain
80° 💧 0.01 in 💨 6 mph H 74%29.88 inHg
Light rain · 5:00 AM Light rain
77° 💧 0.03 in 💨 7 mph H 72%29.91 inHg
Overcast · 8:00 AM Overcast
74° 💧 0.01 in 💨 7 mph H 86%29.94 inHg
Overcast · 11:00 AM Overcast
85° 💧 None 💨 7 mph H 61%29.94 inHg
Overcast · 2:00 PM Overcast
86° 💧 None 💨 8 mph H 54%29.91 inHg
Overcast · 5:00 PM Overcast
89° 💧 None 💨 7 mph H 55%29.91 inHg
Partly cloudy night · 8:00 PM Partly cloudy night
81° 💧 None 💨 3 mph H 74%29.91 inHg
Partly cloudy night · 11:00 PM Partly cloudy night
78° 💧 None 💨 5 mph H 78%29.91 inHg
Wednesday
Clear night · 2:00 AM Clear night
77° 💧 None 💨 6 mph H 72%29.88 inHg
Clear night · 5:00 AM Clear night
77° 💧 None 💨 8 mph H 61%29.88 inHg

In Willowbrook and, more broadly, across the state of Illinois: This morning will start with a mix of sun and clouds, bringing warm temperatures that will rise quickly. Temperatures will range from the mid-60s to the low 70s, with pleasant breezes from the south at around 10 to 14 mph. As the day progresses into the afternoon, expect the heat to intensify, with highs reaching into the upper 80s and low 90s. Winds may gust up to 36 mph, especially during the warmest parts of the day, creating a breezy atmosphere. No precipitation is forecasted, so outdoor plans can proceed without concern for rain. Overall, it will be a warm, partly sunny day with moderate winds and plenty of sunshine to enjoy.

15-Day Weather Outlook for Willowbrook

TomorrowTomorrow Light rain Light rain 89°/74° 💧 0.04 in 💨 8 mph
Wednesday, Sep 2Wed Sep 2 Partly cloudy Partly cloudy 93°/76° 💧 None 💨 13 mph
Thursday, Sep 3Thu Sep 3 Light rain Light rain 92°/73° 💧 0.04 in 💨 7 mph
Friday, Sep 4Fri Sep 4 Light rain Light rain 90°/73° 💧 0.03 in 💨 11 mph
Saturday, Sep 5Sat Sep 5 Moderate rain Moderate rain 73°/67° 💧 1.13 in 💨 9 mph
Sunday, Sep 6Sun Sep 6 Mostly cloudy Mostly cloudy 78°/62° 💧 None 💨 9 mph
Monday, Sep 7Mon Sep 7 Overcast Overcast 81°/64° 💧 None 💨 10 mph
Tuesday, Sep 8Tue Sep 8 Partly cloudy Partly cloudy 94°/73° 💧 None 💨 11 mph
Wednesday, Sep 9Wed Sep 9 Sunny Sunny 96°/77° 💧 None 💨 12 mph
Thursday, Sep 10Thu Sep 10 Mostly cloudy Mostly cloudy 83°/68° 💧 None 💨 10 mph
Friday, Sep 11Fri Sep 11 Mostly sunny Mostly sunny 78°/62° 💧 None 💨 10 mph
Saturday, Sep 12Sat Sep 12 Sunny Sunny 80°/63° 💧 None 💨 7 mph
Sunday, Sep 13Sun Sep 13 Overcast Overcast 80°/64° 💧 None 💨 12 mph
Monday, Sep 14Mon Sep 14 Light rain Light rain 75°/63° 💧 0.00 in 💨 13 mph
Tuesday, Sep 15Tue Sep 15 Overcast Overcast 75°/57° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Willowbrook

Vertical axis: °F · Color based on temperature
Overcast at 8:00 AM
73° Today 8:00 AM
Overcast at 9:00 AM
73° 9:00 AM
Light rain at 10:00 AM
76° 10:00 AM
Light rain at 11:00 AM
79° 11:00 AM
Overcast at 12:00 PM
85° Today 12:00 PM
Mostly cloudy at 1:00 PM
86° 1:00 PM
Overcast at 2:00 PM
86° 2:00 PM
Overcast at 3:00 PM
88° 3:00 PM
Overcast at 4:00 PM
88° Today 4:00 PM
Overcast at 5:00 PM
87° 5:00 PM
Overcast at 6:00 PM
85° 6:00 PM
Overcast at 7:00 PM
84° 7:00 PM
Overcast night at 8:00 PM
81° Today 8:00 PM
Overcast night at 9:00 PM
81° 9:00 PM
Overcast night at 10:00 PM
82° 10:00 PM
Mostly cloudy night at 11:00 PM
82° 11:00 PM
Mostly cloudy night at 12:00 AM
81° Tomorrow 12:00 AM
Mostly cloudy night at 1:00 AM
80° 1:00 AM
Light rain at 2:00 AM
80° 2:00 AM
Mostly clear night at 3:00 AM
79° 3:00 AM
Light rain at 4:00 AM
78° Tomorrow 4:00 AM
Light rain at 5:00 AM
77° 5:00 AM
Light rain at 6:00 AM
74° 6:00 AM
Light rain at 7:00 AM
74° 7:00 AM
Overcast at 8:00 AM
74° Tomorrow 8:00 AM
Overcast at 9:00 AM
77° 9:00 AM
Light rain at 10:00 AM
81° 10:00 AM
Overcast at 11:00 AM
85° 11:00 AM
Overcast at 12:00 PM
88° Tomorrow 12:00 PM
Overcast at 1:00 PM
86° 1:00 PM
Overcast at 2:00 PM
86° 2:00 PM
Overcast at 3:00 PM
87° 3:00 PM
Overcast at 4:00 PM
89° Tomorrow 4:00 PM
Overcast at 5:00 PM
89° 5:00 PM
Overcast at 6:00 PM
87° 6:00 PM
Mostly cloudy at 7:00 PM
86° 7:00 PM
Partly cloudy night at 8:00 PM
81° Tomorrow 8:00 PM
Mostly cloudy night at 9:00 PM
80° 9:00 PM
Mostly cloudy night at 10:00 PM
79° 10:00 PM
Partly cloudy night at 11:00 PM
78° 11:00 PM
Partly cloudy night at 12:00 AM
78° Wednesday 12:00 AM
Partly cloudy night at 1:00 AM
77° 1:00 AM
Clear night at 2:00 AM
77° 2:00 AM
Clear night at 3:00 AM
77° 3:00 AM
Clear night at 4:00 AM
76° Wednesday 4:00 AM
Clear night at 5:00 AM
77° 5:00 AM
Clear night at 6:00 AM
77° 6:00 AM
Sunny at 7:00 AM
77° 7:00 AM
Sunny at 8:00 AM
79° Wednesday 8:00 AM
Sunny at 9:00 AM
82° 9:00 AM
Partly cloudy at 10:00 AM
85° 10:00 AM
Mostly cloudy at 11:00 AM
87° 11:00 AM
Partly cloudy at 12:00 PM
90° Wednesday 12:00 PM
Partly cloudy at 1:00 PM
92° 1:00 PM
Sunny at 2:00 PM
93° 2:00 PM
Sunny at 3:00 PM
93° 3:00 PM
Mostly sunny at 4:00 PM
93° Wednesday 4:00 PM
Partly cloudy at 5:00 PM
92° 5:00 PM
Partly cloudy at 6:00 PM
91° 6:00 PM
Mostly sunny at 7:00 PM
87° 7:00 PM
Clear night at 8:00 PM
85° Wednesday 8:00 PM
Clear night at 9:00 PM
85° 9:00 PM
Clear night at 10:00 PM
84° 10:00 PM
Clear night at 11:00 PM
83° 11:00 PM
Light rain at 12:00 AM
79° Thursday 12:00 AM
Partly cloudy night at 1:00 AM
78° 1:00 AM
Overcast night at 2:00 AM
78° 2:00 AM
Overcast night at 3:00 AM
78° 3:00 AM
Overcast night at 4:00 AM
78° Thursday 4:00 AM
Mostly cloudy night at 5:00 AM
76° 5:00 AM
Light rain at 6:00 AM
74° 6:00 AM
Light rain at 7:00 AM
73° 7:00 AM
Light rain at 8:00 AM
76° Thursday 8:00 AM
Mostly cloudy at 9:00 AM
78° 9:00 AM
Partly cloudy at 10:00 AM
83° 10:00 AM
Partly cloudy at 11:00 AM
87° 11:00 AM
Partly cloudy at 12:00 PM
89° Thursday 12:00 PM
Partly cloudy at 1:00 PM
90° 1:00 PM
Mostly cloudy at 2:00 PM
92° 2:00 PM
Partly cloudy at 3:00 PM
93° 3:00 PM
Partly cloudy at 4:00 PM
92° Thursday 4:00 PM
Mostly cloudy at 5:00 PM
88° 5:00 PM
Partly cloudy at 6:00 PM
87° 6:00 PM
Partly cloudy at 7:00 PM
83° 7:00 PM
Clear night at 8:00 PM
81° Thursday 8:00 PM
Clear night at 9:00 PM
80° 9:00 PM
Clear night at 10:00 PM
80° 10:00 PM
Clear night at 11:00 PM
79° 11:00 PM
Clear night at 12:00 AM
77° Friday 12:00 AM
Mostly clear night at 1:00 AM
77° 1:00 AM
Mostly cloudy night at 2:00 AM
77° 2:00 AM
Mostly cloudy night at 3:00 AM
76° 3:00 AM
Partly cloudy night at 4:00 AM
75° Friday 4:00 AM
Partly cloudy night at 5:00 AM
75° 5:00 AM
Partly cloudy night at 6:00 AM
73° 6:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Willowbrook

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 8:00 AM
PM2.5 Fine particles Good 9,3µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 9,7µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 59,2µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 4,6µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Willowbrook

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 5,8Moderate 😊Good
Tomorrow UV 7,5High 😐Moderate
Wednesday UV 7,7High 🙂Fair
Thursday UV 7,8High 🙂Fair
Friday UV 8,0Very high 🙂Fair
Saturday UV 7,0High Unavailable
Sunday UV 6,0High Unavailable
Hourly UV index today
8:00 AMUV 0,2 9:00 AMUV 1,1 10:00 AMUV 1,7 11:00 AMUV 5,6 12:00 PMUV 5,7 1:00 PMUV 4,4 2:00 PMUV 5,8 3:00 PMUV 4,5 4:00 PMUV 2,8 5:00 PMUV 1,2 6:00 PMUV 0,4 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Willowbrook

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 8:00 AM 9:00 AM 10:00 AM 11:00 AM Today 12:00 PM 1:00 PM 2:00 PM 3:00 PM Today 4:00 PM 5:00 PM 6:00 PM 7:00 PM Today 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tomorrow 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tomorrow 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tomorrow 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tomorrow 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tomorrow 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tomorrow 8:00 PM 9:00 PM 10:00 PM 11:00 PM Wednesday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Wednesday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Wednesday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Wednesday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Wednesday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Wednesday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Thursday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Thursday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Thursday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Thursday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Thursday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Thursday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Friday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Friday 4:00 AM 5:00 AM 6:00 AM
Sustained wind Max gusts
Internal PR simulation: 4.06 Population: 9,131

Forecast data for Willowbrook were last refreshed today at 6:49 AM. The current forecast period extends through 02/09/2026 at 5:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.