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Now · 3:05 AM

Edwardsville Weather & Hourly Forecast

United States · Illinois · 62025

Clear night
79°F
Clear night
Feels like: 80°F
💧 Humidity 77% 🌡 Pressure 29.94 inHg 💨 Wind 7 mph 👁 Visibility 6.2 mi Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:30 AM 🌇 Sunset 7:28 PM

Hourly Forecast for Edwardsville

Today
Clear night · 4:00 AM Clear night
79° 💧 None 💨 7 mph H 77%29.94 inHg
Sunny · 7:00 AM Sunny
78° 💧 None 💨 6 mph H 71%29.97 inHg
Sunny · 10:00 AM Sunny
90° 💧 None 💨 9 mph H 42%29.97 inHg
Sunny · 1:00 PM Sunny
96° 💧 None 💨 8 mph H 31%29.94 inHg
Partly cloudy · 4:00 PM Partly cloudy
100° 💧 None 💨 9 mph H 26%29.85 inHg
Mostly cloudy · 7:00 PM Mostly cloudy
93° 💧 None 💨 7 mph H 31%29.85 inHg
Mostly clear night · 10:00 PM Mostly clear night
86° 💧 None 💨 8 mph H 40%29.88 inHg
Tomorrow
Mostly clear night · 1:00 AM Mostly clear night
82° 💧 None 💨 9 mph H 45%29.88 inHg
Clear night · 4:00 AM Clear night
79° 💧 None 💨 7 mph H 54%29.88 inHg
Sunny · 7:00 AM Sunny
78° 💧 None 💨 6 mph H 58%29.94 inHg
Mostly sunny · 10:00 AM Mostly sunny
91° 💧 None 💨 9 mph H 40%29.94 inHg
Mostly sunny · 1:00 PM Mostly sunny
98° 💧 None 💨 8 mph H 28%29.91 inHg
Partly cloudy · 4:00 PM Partly cloudy
103° 💧 None 💨 7 mph H 24%29.85 inHg
Partly cloudy · 7:00 PM Partly cloudy
93° 💧 None 💨 4 mph H 30%29.83 inHg
Partly cloudy night · 10:00 PM Partly cloudy night
86° 💧 None 💨 2 mph H 41%29.85 inHg
Saturday
Partly cloudy night · 1:00 AM Partly cloudy night
86° 💧 None 💨 7 mph H 42%29.88 inHg

In Edwardsville and, more broadly, across the state of Illinois: This evening will feature a mix of sun and clouds with temperatures remaining hot, ranging from 89 to 91 degrees Fahrenheit. Winds will be light, coming from the south at around 8 mph, with occasional gusts reaching up to 23 mph. No precipitation is expected during the next few hours, so the weather will stay dry. The slight breeze may provide some relief from the heat, but residents should still prepare for warm conditions as the night progresses. Humidity levels are expected to remain steady, contributing to the warm and muggy feel in the air. Overall, it will be a warm and partly cloudy evening with minimal wind activity.

15-Day Weather Outlook for Edwardsville

TomorrowTomorrow Mostly sunny Mostly sunny 103°/77° 💧 None 💨 9 mph
Saturday, Sep 5Sat Sep 5 Partly cloudy Partly cloudy 105°/81° 💧 None 💨 11 mph
Sunday, Sep 6Sun Sep 6 Mostly sunny Mostly sunny 93°/70° 💧 None 💨 13 mph
Monday, Sep 7Mon Sep 7 Mostly sunny Mostly sunny 90°/61° 💧 None 💨 10 mph
Tuesday, Sep 8Tue Sep 8 Mostly cloudy Mostly cloudy 107°/70° 💧 None 💨 8 mph
Wednesday, Sep 9Wed Sep 9 Light rain Light rain 108°/78° 💧 0.00 in 💨 12 mph
Thursday, Sep 10Thu Sep 10 Light rain Light rain 107°/81° 💧 0.05 in 💨 12 mph
Friday, Sep 11Fri Sep 11 Sunny Sunny 102°/79° 💧 None 💨 13 mph
Saturday, Sep 12Sat Sep 12 Partly cloudy Partly cloudy 102°/78° 💧 None 💨 17 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 102°/72° 💧 0.07 in 💨 19 mph
Monday, Sep 14Mon Sep 14 Moderate rain Moderate rain 86°/71° 💧 0.30 in 💨 9 mph
Tuesday, Sep 15Tue Sep 15 Light rain Light rain 94°/69° 💧 0.00 in 💨 17 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 101°/75° 💧 None 💨 18 mph
Thursday, Sep 17Thu Sep 17 Moderate rain Moderate rain 98°/70° 💧 0.24 in 💨 10 mph
Friday, Sep 18Fri Sep 18 Light rain Light rain 74°/63° 💧 0.36 in 💨 13 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Edwardsville

Vertical axis: °F · Color based on temperature
Clear night at 4:00 AM
79° Today 4:00 AM
Clear night at 5:00 AM
78° 5:00 AM
Clear night at 6:00 AM
78° 6:00 AM
Sunny at 7:00 AM
78° 7:00 AM
Sunny at 8:00 AM
80° Today 8:00 AM
Sunny at 9:00 AM
85° 9:00 AM
Sunny at 10:00 AM
90° 10:00 AM
Sunny at 11:00 AM
93° 11:00 AM
Sunny at 12:00 PM
94° Today 12:00 PM
Sunny at 1:00 PM
96° 1:00 PM
Mostly sunny at 2:00 PM
99° 2:00 PM
Partly cloudy at 3:00 PM
99° 3:00 PM
Partly cloudy at 4:00 PM
100° Today 4:00 PM
Partly cloudy at 5:00 PM
100° 5:00 PM
Mostly cloudy at 6:00 PM
97° 6:00 PM
Mostly cloudy at 7:00 PM
93° 7:00 PM
Mostly clear night at 8:00 PM
90° Today 8:00 PM
Clear night at 9:00 PM
87° 9:00 PM
Mostly clear night at 10:00 PM
86° 10:00 PM
Mostly clear night at 11:00 PM
84° 11:00 PM
Mostly clear night at 12:00 AM
83° Tomorrow 12:00 AM
Mostly clear night at 1:00 AM
82° 1:00 AM
Clear night at 2:00 AM
81° 2:00 AM
Clear night at 3:00 AM
80° 3:00 AM
Clear night at 4:00 AM
79° Tomorrow 4:00 AM
Clear night at 5:00 AM
78° 5:00 AM
Clear night at 6:00 AM
77° 6:00 AM
Sunny at 7:00 AM
78° 7:00 AM
Sunny at 8:00 AM
81° Tomorrow 8:00 AM
Sunny at 9:00 AM
86° 9:00 AM
Mostly sunny at 10:00 AM
91° 10:00 AM
Partly cloudy at 11:00 AM
94° 11:00 AM
Mostly sunny at 12:00 PM
97° Tomorrow 12:00 PM
Mostly sunny at 1:00 PM
98° 1:00 PM
Sunny at 2:00 PM
100° 2:00 PM
Mostly sunny at 3:00 PM
101° 3:00 PM
Partly cloudy at 4:00 PM
103° Tomorrow 4:00 PM
Partly cloudy at 5:00 PM
102° 5:00 PM
Partly cloudy at 6:00 PM
99° 6:00 PM
Partly cloudy at 7:00 PM
93° 7:00 PM
Partly cloudy night at 8:00 PM
90° Tomorrow 8:00 PM
Partly cloudy night at 9:00 PM
88° 9:00 PM
Partly cloudy night at 10:00 PM
86° 10:00 PM
Partly cloudy night at 11:00 PM
86° 11:00 PM
Partly cloudy night at 12:00 AM
87° Saturday 12:00 AM
Partly cloudy night at 1:00 AM
86° 1:00 AM
Overcast night at 2:00 AM
84° 2:00 AM
Overcast night at 3:00 AM
84° 3:00 AM
Overcast night at 4:00 AM
84° Saturday 4:00 AM
Overcast night at 5:00 AM
82° 5:00 AM
Mostly cloudy night at 6:00 AM
82° 6:00 AM
Mostly cloudy at 7:00 AM
81° 7:00 AM
Mostly cloudy at 8:00 AM
85° Saturday 8:00 AM
Mostly cloudy at 9:00 AM
91° 9:00 AM
Mostly cloudy at 10:00 AM
95° 10:00 AM
Mostly cloudy at 11:00 AM
98° 11:00 AM
Partly cloudy at 12:00 PM
101° Saturday 12:00 PM
Partly cloudy at 1:00 PM
103° 1:00 PM
Sunny at 2:00 PM
104° 2:00 PM
Mostly sunny at 3:00 PM
105° 3:00 PM
Mostly sunny at 4:00 PM
105° Saturday 4:00 PM
Mostly sunny at 5:00 PM
104° 5:00 PM
Partly cloudy at 6:00 PM
100° 6:00 PM
Partly cloudy at 7:00 PM
93° 7:00 PM
Overcast night at 8:00 PM
89° Saturday 8:00 PM
Overcast night at 9:00 PM
86° 9:00 PM
Overcast night at 10:00 PM
84° 10:00 PM
Overcast night at 11:00 PM
82° 11:00 PM
Mostly cloudy night at 12:00 AM
79° Sunday 12:00 AM
Mostly cloudy night at 1:00 AM
78° 1:00 AM
Clear night at 2:00 AM
76° 2:00 AM
Clear night at 3:00 AM
74° 3:00 AM
Clear night at 4:00 AM
73° Sunday 4:00 AM
Clear night at 5:00 AM
72° 5:00 AM
Clear night at 6:00 AM
71° 6:00 AM
Sunny at 7:00 AM
70° 7:00 AM
Mostly sunny at 8:00 AM
74° Sunday 8:00 AM
Partly cloudy at 9:00 AM
78° 9:00 AM
Mostly sunny at 10:00 AM
82° 10:00 AM
Mostly sunny at 11:00 AM
85° 11:00 AM
Mostly sunny at 12:00 PM
88° Sunday 12:00 PM
Mostly sunny at 1:00 PM
91° 1:00 PM
Sunny at 2:00 PM
92° 2:00 PM
Sunny at 3:00 PM
93° 3:00 PM
Sunny at 4:00 PM
93° Sunday 4:00 PM
Sunny at 5:00 PM
92° 5:00 PM
Sunny at 6:00 PM
89° 6:00 PM
Sunny at 7:00 PM
83° 7:00 PM
Clear night at 8:00 PM
79° Sunday 8:00 PM
Clear night at 9:00 PM
76° 9:00 PM
Clear night at 10:00 PM
74° 10:00 PM
Clear night at 11:00 PM
71° 11:00 PM
Mostly clear night at 12:00 AM
68° Monday 12:00 AM
Partly cloudy night at 1:00 AM
67° 1:00 AM
Overcast night at 2:00 AM
65° 2:00 AM
Overcast night at 3:00 AM
64° 3:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Edwardsville

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 4:00 AM
PM2.5 Fine particles Good 6,5µg/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 6,8µg/m³

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

O₃ Ozone Good 56,6µg/m³

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

NO₂ Nitrogen dioxide Good 1,1µg/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 Edwardsville

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 8,6Very high 😊Good
Tomorrow UV 8,3Very high 🙂Fair
Saturday UV 6,8High 🙂Fair
Sunday UV 7,7High 🙂Fair
Monday UV 9,0Very high 🙂Fair
Tuesday UV 9,0Very high Unavailable
Wednesday UV 9,0Very high Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,6 9:00 AMUV 1,9 10:00 AMUV 4,0 11:00 AMUV 6,2 12:00 PMUV 7,9 1:00 PMUV 8,6 2:00 PMUV 7,1 3:00 PMUV 3,2 4:00 PMUV 3,1 5:00 PMUV 1,7 6:00 PMUV 0,6
Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Good air quality

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

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Edwardsville

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 4:00 AM 5:00 AM 6:00 AM 7:00 AM 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 Saturday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Saturday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Saturday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Saturday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Saturday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Saturday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Sunday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Sunday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Sunday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Sunday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Sunday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Sunday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Monday 12:00 AM 1:00 AM 2:00 AM 3:00 AM
Sustained wind Max gusts
Internal PR simulation: 4.44 Population: 26,474

Forecast data for Edwardsville were last refreshed today at 3:05 AM. The current forecast period extends through 05/09/2026 at 1:00 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.