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Now · 11:09 AM

Downs Weather & Hourly Forecast

United States · Illinois · 61736

Sunny
75°F
Sunny
Feels like: 73°F
💧 Humidity 58% 🌡 Pressure 30.15 inHg 💨 Wind 9 mph 👁 Visibility 21.9 mi Clouds 0% ☀️ UV index 5.6 · Moderate 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Downs

Today
Sunny · 12:00 PM Sunny
77° 💧 None 💨 7 mph H 55%30.15 inHg
Sunny · 3:00 PM Sunny
80° 💧 None 💨 7 mph H 50%30.09 inHg
Mostly sunny · 6:00 PM Mostly sunny
78° 💧 None 💨 7 mph H 55%30.06 inHg
Partly cloudy night · 9:00 PM Partly cloudy night
70° 💧 None 💨 7 mph H 68%30.09 inHg
Tomorrow
Mostly clear night · 12:00 AM Mostly clear night
67° 💧 None 💨 6 mph H 74%30.12 inHg
Overcast night · 3:00 AM Overcast night
64° 💧 None 💨 6 mph H 80%30.09 inHg
Overcast night · 6:00 AM Overcast night
62° 💧 None 💨 5 mph H 88%30.12 inHg
Sunny · 9:00 AM Sunny
70° 💧 None 💨 5 mph H 76%30.12 inHg
Sunny · 12:00 PM Sunny
82° 💧 None 💨 7 mph H 51%30.12 inHg
Partly cloudy · 3:00 PM Partly cloudy
86° 💧 None 💨 6 mph H 42%30.06 inHg
Mostly sunny · 6:00 PM Mostly sunny
84° 💧 None 💨 4 mph H 51%30.03 inHg
Mostly clear night · 9:00 PM Mostly clear night
77° 💧 None 💨 6 mph H 57%30.03 inHg
Wednesday
Mostly cloudy night · 12:00 AM Mostly cloudy night
74° 💧 None 💨 7 mph H 61%30.03 inHg
Partly cloudy night · 3:00 AM Partly cloudy night
74° 💧 None 💨 8 mph H 67%30.00 inHg
Clear night · 6:00 AM Clear night
74° 💧 None 💨 10 mph H 70%30.00 inHg
Sunny · 9:00 AM Sunny
79° 💧 0.000 in 💨 8 mph H 66%30.06 inHg

In Downs and, more broadly, across the state of Illinois: The rest of the day will be mostly sunny with a few clouds, and temperatures will range from the mid-60s to low 80s. Expect mild to warm conditions, with the warmest temperatures occurring in the afternoon. Winds will be moderate from the east, reaching up to 10 mph, with gusts possibly hitting 22 mph. No precipitation is anticipated, so outdoor plans should be comfortable. As the day progresses, the weather will remain stable, making for pleasant conditions through the late afternoon.

15-Day Weather Outlook for Downs

TomorrowTomorrow Mostly sunny Mostly sunny 86°/62° 💧 None 💨 7 mph
Wednesday, Sep 9Wed Sep 9 Light thunderstorms Light thunderstorms 89°/74° 💧 None 💨 10 mph
Thursday, Sep 10Thu Sep 10 Light thunderstorms Light thunderstorms 80°/70° 💧 0.532 in 💨 10 mph
Friday, Sep 11Fri Sep 11 Mostly cloudy Mostly cloudy 78°/60° 💧 None 💨 7 mph
Saturday, Sep 12Sat Sep 12 Moderate rain Moderate rain 78°/68° 💧 0.139 in 💨 8 mph
Sunday, Sep 13Sun Sep 13 Mostly cloudy Mostly cloudy 76°/64° 💧 0.002 in 💨 8 mph
Monday, Sep 14Mon Sep 14 Partly cloudy Partly cloudy 82°/71° 💧 None 💨 8 mph
Tuesday, Sep 15Tue Sep 15 Moderate rain Moderate rain 89°/67° 💧 0.097 in 💨 15 mph
Wednesday, Sep 16Wed Sep 16 Partly cloudy Partly cloudy 74°/55° 💧 None 💨 10 mph
Thursday, Sep 17Thu Sep 17 Partly cloudy Partly cloudy 70°/58° 💧 None 💨 8 mph
Friday, Sep 18Fri Sep 18 Overcast Overcast 70°/52° 💧 None 💨 7 mph
Saturday, Sep 19Sat Sep 19 Sunny Sunny 71°/57° 💧 None 💨 6 mph
Sunday, Sep 20Sun Sep 20 Sunny Sunny 75°/58° 💧 None 💨 7 mph
Monday, Sep 21Mon Sep 21 Overcast Overcast 78°/65° 💧 None 💨 9 mph
Tuesday, Sep 22Tue Sep 22 Moderate rain Moderate rain 66°/65° 💧 0.439 in 💨 3 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Downs

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

AIR QUALITY FORECAST

Air Quality Forecast for Downs

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 12:00 PM
PM2.5 Fine particles Good 6,4µg/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 Fair 88,7µg/m³

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

NO₂ Nitrogen dioxide Good 1,2µg/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 😐Moderate
Thursday UV 6,7High 🙂Fair
Friday UV 6,0High 😊Good
Saturday UV 8,0Very high Unavailable
Sunday UV 8,0Very high Unavailable
Hourly UV index today
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 7:00 PMUV 0,0
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 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 Thursday 4:00 AM 7:00 AM 10:00 AM 1:00 PM Thursday 4:00 PM 7:00 PM 10:00 PM 1:00 AM Friday 4:00 AM 7:00 AM 10:00 AM 1:00 PM Friday 4:00 PM 7:00 PM 10:00 PM 1:00 AM Saturday 4:00 AM 7:00 AM 10:00 AM 1:00 PM Saturday 4:00 PM 7:00 PM 10:00 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 1:00 AM
Sustained wind Max gusts
NIGHT SKY · DOWNS, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 1:00 AM–2:00 AM.

95/100Best-hour score
BEST TIME TONIGHT 1:00 AM–2:00 AM Astronomical darkness: 8:52 PM–4:55 AM
Cloud cover 7% Real hourly forecast for the best viewing hour.
Moonlight 14% Waning Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 45° high at the best hour.
Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min68%
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 11:09 AM. The current forecast period extends through 09/09/2026 at 9:00 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.