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Now · 4:07 AM

Downs Weather & Hourly Forecast

United States · Illinois · 61736

Mostly cloudy night
64°F
Mostly cloudy night
Feels like: 63°F
💧 Humidity 79% 🌡 Pressure 30.09 inHg 💨 Wind 6 mph 👁 Visibility 18.1 mi Clouds 83% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Downs

Today
Mostly clear night · 5:00 AM Mostly clear night
64° 💧 None 💨 8 mph H 79%30.09 inHg
Sunny · 8:00 AM Sunny
65° 💧 None 💨 7 mph H 79%30.15 inHg
Sunny · 11:00 AM Sunny
75° 💧 None 💨 9 mph H 58%30.15 inHg
Sunny · 2:00 PM Sunny
79° 💧 None 💨 7 mph H 51%30.12 inHg
Mostly sunny · 5:00 PM Mostly sunny
79° 💧 None 💨 8 mph H 51%30.06 inHg
Mostly clear night · 8:00 PM Mostly clear night
72° 💧 None 💨 7 mph H 65%30.09 inHg
Partly cloudy night · 11:00 PM Partly cloudy night
68° 💧 None 💨 6 mph H 72%30.12 inHg
Tomorrow
Mostly cloudy night · 2:00 AM Mostly cloudy night
65° 💧 None 💨 6 mph H 77%30.09 inHg
Overcast night · 5:00 AM Overcast night
62° 💧 None 💨 5 mph H 86%30.12 inHg
Mostly cloudy · 8:00 AM Mostly cloudy
66° 💧 None 💨 6 mph H 83%30.12 inHg
Sunny · 11:00 AM Sunny
79° 💧 None 💨 7 mph H 59%30.12 inHg
Partly cloudy · 2:00 PM Partly cloudy
85° 💧 None 💨 7 mph H 44%30.06 inHg
Partly cloudy · 5:00 PM Partly cloudy
86° 💧 None 💨 6 mph H 43%30.03 inHg
Clear night · 8:00 PM Clear night
78° 💧 None 💨 5 mph H 57%30.03 inHg
Clear night · 11:00 PM Clear night
74° 💧 None 💨 6 mph H 61%30.06 inHg
Wednesday
Mostly clear night · 2:00 AM Mostly clear night
74° 💧 None 💨 7 mph H 64%30.03 inHg

In Downs and, more broadly, across the state of Illinois: The evening will feature a mix of sun and clouds, with temperatures remaining mild to warm, ranging from 76 to 78 degrees Fahrenheit. Winds will be light and coming from the east, with speeds up to 8 mph, occasionally gusting to 18 mph. No precipitation is expected during this time, making for a relatively calm and pleasant evening. The weather should remain stable through the next few hours, with comfortable conditions and no significant weather disturbances anticipated. Overall, it’s a good evening for outdoor activities or relaxing outside. Temperatures will gradually stay steady, and the breeze will provide a gentle refreshment as the night progresses.

15-Day Weather Outlook for Downs

TomorrowTomorrow Mostly sunny Mostly sunny 87°/63° 💧 None 💨 8 mph
Wednesday, Sep 9Wed Sep 9 Light rain Light rain 84°/73° 💧 0.099 in 💨 10 mph
Thursday, Sep 10Thu Sep 10 Light rain Light rain 81°/66° 💧 0.138 in 💨 8 mph
Friday, Sep 11Fri Sep 11 Sunny Sunny 79°/60° 💧 None 💨 8 mph
Saturday, Sep 12Sat Sep 12 Partly cloudy Partly cloudy 85°/68° 💧 0.001 in 💨 10 mph
Sunday, Sep 13Sun Sep 13 Partly cloudy Partly cloudy 80°/67° 💧 0.939 in 💨 6 mph
Monday, Sep 14Mon Sep 14 Overcast Overcast 85°/76° 💧 0.001 in 💨 6 mph
Tuesday, Sep 15Tue Sep 15 Mostly cloudy Mostly cloudy 90°/75° 💧 0.020 in 💨 14 mph
Wednesday, Sep 16Wed Sep 16 Mostly sunny Mostly sunny 77°/59° 💧 0.001 in 💨 8 mph
Thursday, Sep 17Thu Sep 17 Overcast Overcast 75°/60° 💧 None 💨 8 mph
Friday, Sep 18Fri Sep 18 Sunny Sunny 76°/59° 💧 None 💨 8 mph
Saturday, Sep 19Sat Sep 19 Mostly cloudy Mostly cloudy 75°/52° 💧 0.014 in 💨 16 mph
Sunday, Sep 20Sun Sep 20 Overcast Overcast 60°/47° 💧 None 💨 9 mph
Monday, Sep 21Mon Sep 21 Sunny Sunny 63°/48° 💧 0.001 in 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Downs

Vertical axis: °F · Color based on temperature
Mostly clear night at 5:00 AM
64° Today 5:00 AM
Clear night at 6:00 AM
63° 6:00 AM
Sunny at 7:00 AM
62° 7:00 AM
Sunny at 8:00 AM
65° 8:00 AM
Sunny at 9:00 AM
68° Today 9:00 AM
Sunny at 10:00 AM
72° 10:00 AM
Sunny at 11:00 AM
75° 11:00 AM
Sunny at 12:00 PM
77° 12:00 PM
Sunny at 1:00 PM
78° Today 1:00 PM
Sunny at 2:00 PM
79° 2:00 PM
Sunny at 3:00 PM
80° 3:00 PM
Sunny at 4:00 PM
80° 4:00 PM
Mostly sunny at 5:00 PM
79° Today 5:00 PM
Mostly sunny at 6:00 PM
78° 6:00 PM
Sunny at 7:00 PM
74° 7:00 PM
Mostly clear night at 8:00 PM
72° 8:00 PM
Partly cloudy night at 9:00 PM
70° Today 9:00 PM
Overcast night at 10:00 PM
69° 10:00 PM
Partly cloudy night at 11:00 PM
68° 11:00 PM
Mostly clear night at 12:00 AM
67° 12:00 AM
Clear night at 1:00 AM
66° Tomorrow 1:00 AM
Mostly cloudy night at 2:00 AM
65° 2:00 AM
Overcast night at 3:00 AM
64° 3:00 AM
Overcast night at 4:00 AM
63° 4:00 AM
Overcast night at 5:00 AM
62° Tomorrow 5:00 AM
Overcast night at 6:00 AM
62° 6:00 AM
Mostly cloudy at 7:00 AM
62° 7:00 AM
Mostly cloudy at 8:00 AM
66° 8:00 AM
Sunny at 9:00 AM
70° Tomorrow 9:00 AM
Partly cloudy at 10:00 AM
75° 10:00 AM
Sunny at 11:00 AM
79° 11:00 AM
Sunny at 12:00 PM
82° 12:00 PM
Sunny at 1:00 PM
84° Tomorrow 1:00 PM
Partly cloudy at 2:00 PM
85° 2:00 PM
Partly cloudy at 3:00 PM
86° 3:00 PM
Partly cloudy at 4:00 PM
86° 4:00 PM
Partly cloudy at 5:00 PM
86° Tomorrow 5:00 PM
Mostly sunny at 6:00 PM
84° 6:00 PM
Mostly sunny at 7:00 PM
80° 7:00 PM
Clear night at 8:00 PM
78° 8:00 PM
Mostly clear night at 9:00 PM
77° Tomorrow 9:00 PM
Mostly clear night at 10:00 PM
75° 10:00 PM
Clear night at 11:00 PM
74° 11:00 PM
Mostly cloudy night at 12:00 AM
74° 12:00 AM
Mostly clear night at 1:00 AM
74° Wednesday 1:00 AM
Mostly clear night at 2:00 AM
74° 2:00 AM
Partly cloudy night at 3:00 AM
74° 3:00 AM
Partly cloudy night at 4:00 AM
74° 4:00 AM
Clear night at 5:00 AM
74° Wednesday 5:00 AM
Clear night at 6:00 AM
74° 6:00 AM
Sunny at 7:00 AM
74° 7:00 AM
Mostly sunny at 8:00 AM
77° 8:00 AM
Sunny at 9:00 AM
79° Wednesday 9:00 AM
Mostly sunny at 10:00 AM
81° 10:00 AM
Mostly sunny at 11:00 AM
83° 11:00 AM
Sunny at 12:00 PM
84° 12:00 PM
Sunny at 1:00 PM
87° Wednesday 1:00 PM
Sunny at 2:00 PM
88° 2:00 PM
Partly cloudy at 3:00 PM
89° 3:00 PM
Mostly sunny at 4:00 PM
87° 4:00 PM
Light rain at 5:00 PM
87° Wednesday 5:00 PM
Light thunderstorms at 6:00 PM
84° 6:00 PM
Light thunderstorms at 7:00 PM
76° 7:00 PM
Mostly cloudy night at 10:00 PM
74° 10:00 PM
Light rain at 1:00 AM
71° Thursday 1:00 AM
Overcast night at 4:00 AM
70° 4:00 AM
Overcast at 7:00 AM
68° 7:00 AM
Overcast at 10:00 AM
72° 10:00 AM
Mostly sunny at 1:00 PM
78° Thursday 1:00 PM
Mostly sunny at 4:00 PM
78° 4:00 PM
Mostly sunny at 7:00 PM
71° 7:00 PM
Clear night at 10:00 PM
66° 10:00 PM
Clear night at 1:00 AM
63° Friday 1:00 AM
Clear night at 4:00 AM
60° 4:00 AM
Sunny at 7:00 AM
60° 7:00 AM
Sunny at 10:00 AM
70° 10:00 AM
Mostly sunny at 1:00 PM
76° Friday 1:00 PM
Mostly sunny at 4:00 PM
78° 4:00 PM
Overcast at 7:00 PM
73° 7:00 PM
Clear night at 10:00 PM
69° 10:00 PM
Clear night at 1:00 AM
68° Saturday 1:00 AM
Mostly clear night at 4:00 AM
69° 4:00 AM
Overcast at 7:00 AM
69° 7:00 AM
Light rain at 10:00 AM
74° 10:00 AM
Overcast at 1:00 PM
79° Saturday 1:00 PM
Overcast at 4:00 PM
81° 4:00 PM
Mostly cloudy at 7:00 PM
79° 7:00 PM
Mostly cloudy night at 1:00 AM
74° 1:00 AM
Mostly sunny at 7:00 AM
66° Sunday 7:00 AM
Partly cloudy at 1:00 PM
82° 1:00 PM
Overcast at 7:00 PM
79° 7:00 PM
Overcast night at 1:00 AM
72° 1:00 AM
Mostly cloudy at 7:00 AM
71° Monday 7:00 AM
Partly cloudy at 1:00 PM
89° 1:00 PM
Sunny at 7:00 PM
85° 7:00 PM
Moderate rain at 1:00 AM
75° 1:00 AM
Partly cloudy at 7:00 AM
67° Tuesday 7:00 AM
Partly cloudy at 1:00 PM
74° 1:00 PM
Mostly cloudy at 7:00 PM
70° 7:00 PM
Mostly cloudy night at 1:00 AM
61° 1:00 AM
Mostly sunny at 7:00 AM
55° Wednesday 7:00 AM
Sunny at 1:00 PM
70° 1:00 PM
Sunny at 7:00 PM
67° 7:00 PM
Partly cloudy night at 1:00 AM
60° 1:00 AM
Mostly sunny at 7:00 AM
58° Thursday 7:00 AM
Overcast at 1:00 PM
70° 1:00 PM
Sunny at 7:00 PM
64° 7:00 PM
Mostly clear night at 1:00 AM
54° 1:00 AM
Sunny at 7:00 AM
52° Friday 7:00 AM
Sunny at 1:00 PM
71° 1:00 PM
Sunny at 7:00 PM
68° 7:00 PM
Clear night at 1:00 AM
61° 1:00 AM
Sunny at 7:00 AM
57° Saturday 7:00 AM
Sunny at 1:00 PM
75° 1:00 PM
Clear night at 7:00 PM
69° 7:00 PM
Clear night at 1:00 AM
61° 1:00 AM
Sunny at 7:00 AM
58° Sunday 7:00 AM
Overcast at 1:00 PM
78° 1:00 PM
Overcast night at 7:00 PM
72° 7:00 PM
Overcast night at 1:00 AM
67° 1:00 AM
Overcast at 7:00 AM
65° Monday 7:00 AM
Moderate rain at 1:00 PM
65° 1:00 PM
Overcast night at 7:00 PM
66° 7:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Downs

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 5:00 AM
PM2.5 Fine particles Good 4,7µg/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 5,1µg/m³

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

O₃ Ozone Fair 64,8µg/m³

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

NO₂ Nitrogen dioxide Good 2,3µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Downs

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

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

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 Downs

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 5:00 AM 6:00 AM 7:00 AM 8:00 AM Today 9:00 AM 10:00 AM 11:00 AM 12:00 PM Today 1:00 PM 2:00 PM 3:00 PM 4:00 PM Today 5:00 PM 6:00 PM 7:00 PM 8:00 PM Today 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tomorrow 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tomorrow 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tomorrow 9:00 AM 10:00 AM 11:00 AM 12:00 PM Tomorrow 1:00 PM 2:00 PM 3:00 PM 4:00 PM Tomorrow 5:00 PM 6:00 PM 7:00 PM 8:00 PM Tomorrow 9:00 PM 10:00 PM 11:00 PM 12:00 AM Wednesday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Wednesday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Wednesday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Wednesday 1:00 PM 2:00 PM 3:00 PM 4:00 PM Wednesday 5:00 PM 6:00 PM 7:00 PM 10:00 PM Thursday 1:00 AM 4:00 AM 7:00 AM 10:00 AM Thursday 1:00 PM 4:00 PM 7:00 PM 10:00 PM Friday 1:00 AM 4:00 AM 7:00 AM 10:00 AM Friday 1:00 PM 4:00 PM 7:00 PM 10:00 PM Saturday 1:00 AM 4:00 AM 7:00 AM 10:00 AM Saturday 1:00 PM 4:00 PM 7:00 PM 1:00 AM Sunday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Monday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Tuesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Wednesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Thursday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Friday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Saturday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Sunday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Monday 7:00 AM 1:00 PM 7:00 PM
Sustained wind Max gusts
NIGHT SKY · DOWNS, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

84/100Best-hour score
BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:54 PM–4:54 AM
Cloud cover 20% Real hourly forecast for the best viewing hour.
Moonlight 21% Waning Crescent · Moon about 28° above the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 90° high at the best hour.
Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min71%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
ACTIVE NOW
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Downs were last refreshed today at 4:07 AM. The current forecast period extends through 09/09/2026 at 2:00 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.