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Now · 2:17 AM

Brillion Weather & Hourly Forecast

United States · Wisconsin · 54110

Mostly clear night
59°F
Mostly clear night
Feels like: 55°F
💧 Humidity 73% 🌡 Pressure 29.97 inHg 💨 Wind 7 mph 👁 Visibility 22.8 mi Clouds 33% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Brillion

Today
Partly cloudy night · 3:00 AM Partly cloudy night
58° 💧 None 💨 8 mph H 74%29.97 inHg
Mostly cloudy night · 6:00 AM Mostly cloudy night
55° 💧 None 💨 8 mph H 74%30.00 inHg
Mostly cloudy · 9:00 AM Mostly cloudy
60° 💧 None 💨 9 mph H 57%30.06 inHg
Overcast · 12:00 PM Overcast
61° 💧 0.003 in 💨 11 mph H 49%30.06 inHg
Overcast · 3:00 PM Overcast
66° 💧 None 💨 15 mph H 42%30.06 inHg
Sunny · 6:00 PM Sunny
66° 💧 None 💨 11 mph H 39%30.03 inHg
Clear night · 9:00 PM Clear night
57° 💧 None 💨 4 mph H 59%30.12 inHg
Tomorrow
Clear night · 12:00 AM Clear night
53° 💧 None 💨 3 mph H 68%30.18 inHg
Clear night · 3:00 AM Clear night
51° 💧 None 💨 1 mph H 72%30.21 inHg
Clear night · 6:00 AM Clear night
49° 💧 None 💨 2 mph H 79%30.24 inHg
Mostly sunny · 9:00 AM Mostly sunny
60° 💧 None 💨 4 mph H 56%30.27 inHg
Mostly sunny · 12:00 PM Mostly sunny
67° 💧 None 💨 7 mph H 39%30.21 inHg
Overcast · 3:00 PM Overcast
69° 💧 None 💨 13 mph H 48%30.12 inHg
Overcast · 6:00 PM Overcast
64° 💧 None 💨 14 mph H 57%30.06 inHg
Mostly cloudy night · 9:00 PM Mostly cloudy night
63° 💧 0.004 in 💨 17 mph H 66%29.97 inHg
Tuesday
Overcast night · 12:00 AM Overcast night
66° 💧 None 💨 18 mph H 62%29.91 inHg

In Brillion and, more broadly, across the state of Wisconsin: Expect a mostly clear evening with a few clouds drifting across the sky. Temperatures will remain mild, ranging from 68 to 69 degrees Fahrenheit. Winds will be light from the northwest at around 7 mph, with occasional gusts up to 12 mph. No precipitation is expected throughout the night, providing a calm and pleasant evening. Conditions should remain comfortable for outdoor activities or evening walks. Temperatures are likely to stay steady during the upcoming hours, with no significant changes expected. Overall, the night will be mild and mostly clear with gentle breezes.

15-Day Weather Outlook for Brillion

TomorrowTomorrow Mostly sunny Mostly sunny 69°/49° 💧 None 💨 15 mph
Tuesday, Sep 15Tue Sep 15 Light thunderstorms Light thunderstorms 74°/60° 💧 0.541 in 💨 19 mph
Wednesday, Sep 16Wed Sep 16 Mostly sunny Mostly sunny 69°/54° 💧 None 💨 9 mph
Thursday, Sep 17Thu Sep 17 Light rain Light rain 72°/59° 💧 0.011 in 💨 8 mph
Friday, Sep 18Fri Sep 18 Overcast Overcast 72°/58° 💧 None 💨 6 mph
Saturday, Sep 19Sat Sep 19 Overcast Overcast 67°/60° 💧 None 💨 10 mph
Sunday, Sep 20Sun Sep 20 Overcast Overcast 68°/59° 💧 None 💨 10 mph
Monday, Sep 21Mon Sep 21 Partly cloudy Partly cloudy 69°/54° 💧 0.020 in 💨 12 mph
Tuesday, Sep 22Tue Sep 22 Overcast Overcast 68°/57° 💧 None 💨 9 mph
Wednesday, Sep 23Wed Sep 23 Overcast Overcast 68°/56° 💧 0.001 in 💨 14 mph
Thursday, Sep 24Thu Sep 24 Overcast Overcast 65°/59° 💧 0.005 in 💨 13 mph
Friday, Sep 25Fri Sep 25 Moderate rain Moderate rain 64°/61° 💧 0.664 in 💨 9 mph
Saturday, Sep 26Sat Sep 26 Overcast Overcast 68°/54° 💧 0.011 in 💨 8 mph
Sunday, Sep 27Sun Sep 27 Mostly sunny Mostly sunny 71°/54° 💧 0.002 in 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Brillion

Vertical axis: °F · Color based on temperature
Partly cloudy night at 3:00 AM
58° Today 3:00 AM
Partly cloudy night at 4:00 AM
57° 4:00 AM
Partly cloudy night at 5:00 AM
56° 5:00 AM
Mostly cloudy night at 6:00 AM
55° 6:00 AM
Mostly sunny at 7:00 AM
55° Today 7:00 AM
Partly cloudy at 8:00 AM
58° 8:00 AM
Mostly cloudy at 9:00 AM
60° 9:00 AM
Overcast at 10:00 AM
62° 10:00 AM
Overcast at 11:00 AM
63° Today 11:00 AM
Overcast at 12:00 PM
61° 12:00 PM
Overcast at 1:00 PM
62° 1:00 PM
Mostly sunny at 2:00 PM
63° 2:00 PM
Overcast at 3:00 PM
66° Today 3:00 PM
Mostly sunny at 4:00 PM
67° 4:00 PM
Sunny at 5:00 PM
67° 5:00 PM
Sunny at 6:00 PM
66° 6:00 PM
Sunny at 7:00 PM
63° Today 7:00 PM
Clear night at 8:00 PM
60° 8:00 PM
Clear night at 9:00 PM
57° 9:00 PM
Clear night at 10:00 PM
55° 10:00 PM
Clear night at 11:00 PM
55° Today 11:00 PM
Clear night at 12:00 AM
53° 12:00 AM
Clear night at 1:00 AM
52° 1:00 AM
Clear night at 2:00 AM
52° 2:00 AM
Clear night at 3:00 AM
51° Tomorrow 3:00 AM
Clear night at 4:00 AM
50° 4:00 AM
Clear night at 5:00 AM
50° 5:00 AM
Clear night at 6:00 AM
49° 6:00 AM
Sunny at 7:00 AM
49° Tomorrow 7:00 AM
Sunny at 8:00 AM
54° 8:00 AM
Mostly sunny at 9:00 AM
60° 9:00 AM
Mostly cloudy at 10:00 AM
64° 10:00 AM
Sunny at 11:00 AM
66° Tomorrow 11:00 AM
Mostly sunny at 12:00 PM
67° 12:00 PM
Mostly cloudy at 1:00 PM
68° 1:00 PM
Mostly cloudy at 2:00 PM
69° 2:00 PM
Overcast at 3:00 PM
69° Tomorrow 3:00 PM
Overcast at 4:00 PM
66° 4:00 PM
Overcast at 5:00 PM
65° 5:00 PM
Overcast at 6:00 PM
64° 6:00 PM
Overcast at 7:00 PM
63° Tomorrow 7:00 PM
Overcast night at 8:00 PM
63° 8:00 PM
Mostly cloudy night at 9:00 PM
63° 9:00 PM
Mostly cloudy night at 10:00 PM
65° 10:00 PM
Overcast night at 11:00 PM
66° Tomorrow 11:00 PM
Overcast night at 12:00 AM
66° 12:00 AM
Overcast night at 1:00 AM
67° 1:00 AM
Overcast night at 2:00 AM
67° 2:00 AM
Overcast night at 3:00 AM
68° Tuesday 3:00 AM
Light thunderstorms at 4:00 AM
65° 4:00 AM
Light rain at 5:00 AM
65° 5:00 AM
Light rain at 6:00 AM
66° 6:00 AM
Light rain at 7:00 AM
67° Tuesday 7:00 AM
Overcast at 8:00 AM
68° 8:00 AM
Overcast at 9:00 AM
70° 9:00 AM
Overcast at 10:00 AM
73° 10:00 AM
Overcast at 11:00 AM
73° Tuesday 11:00 AM
Overcast at 12:00 PM
74° 12:00 PM
Overcast at 1:00 PM
75° 1:00 PM
Overcast at 2:00 PM
77° 2:00 PM
Overcast at 3:00 PM
77° Tuesday 3:00 PM
Overcast at 4:00 PM
77° 4:00 PM
Overcast at 5:00 PM
76° 5:00 PM
Overcast at 6:00 PM
73° 6:00 PM
Overcast at 7:00 PM
69° Tuesday 7:00 PM
Clear night at 10:00 PM
61° 10:00 PM
Clear night at 1:00 AM
57° 1:00 AM
Mostly clear night at 4:00 AM
55° 4:00 AM
Partly cloudy at 7:00 AM
54° Wednesday 7:00 AM
Overcast at 10:00 AM
63° 10:00 AM
Overcast at 1:00 PM
69° 1:00 PM
Overcast at 4:00 PM
67° 4:00 PM
Overcast at 7:00 PM
63° Wednesday 7:00 PM
Light rain at 10:00 PM
60° 10:00 PM
Mostly cloudy night at 1:00 AM
60° 1:00 AM
Mostly cloudy night at 4:00 AM
59° 4:00 AM
Overcast at 7:00 AM
60° Thursday 7:00 AM
Overcast at 10:00 AM
67° 10:00 AM
Mostly cloudy at 1:00 PM
72° 1:00 PM
Mostly cloudy at 4:00 PM
71° 4:00 PM
Overcast at 7:00 PM
65° Thursday 7:00 PM
Overcast night at 10:00 PM
61° 10:00 PM
Overcast night at 1:00 AM
59° 1:00 AM
Overcast night at 4:00 AM
58° 4:00 AM
Overcast at 7:00 AM
58° Friday 7:00 AM
Mostly cloudy at 10:00 AM
68° 10:00 AM
Overcast at 1:00 PM
72° 1:00 PM
Overcast night at 7:00 PM
67° 7:00 PM
Overcast night at 1:00 AM
64° Saturday 1:00 AM
Overcast at 7:00 AM
61° 7:00 AM
Overcast at 1:00 PM
60° 1:00 PM
Overcast night at 7:00 PM
68° 7:00 PM
Partly cloudy night at 1:00 AM
64° Sunday 1:00 AM
Overcast at 7:00 AM
60° 7:00 AM
Mostly sunny at 1:00 PM
59° 1:00 PM
Partly cloudy night at 7:00 PM
69° 7:00 PM
Clear night at 1:00 AM
61° Monday 1:00 AM
Sunny at 7:00 AM
57° 7:00 AM
Sunny at 1:00 PM
54° 1:00 PM
Clear night at 7:00 PM
68° 7:00 PM
Overcast night at 1:00 AM
61° Tuesday 1:00 AM
Overcast at 7:00 AM
58° 7:00 AM
Mostly sunny at 1:00 PM
57° 1:00 PM
Clear night at 7:00 PM
68° 7:00 PM
Clear night at 1:00 AM
60° Wednesday 1:00 AM
Sunny at 7:00 AM
57° 7:00 AM
Overcast at 1:00 PM
56° 1:00 PM
Overcast night at 7:00 PM
65° 7:00 PM
Clear night at 1:00 AM
60° Thursday 1:00 AM
Sunny at 7:00 AM
59° 7:00 AM
Overcast at 1:00 PM
59° 1:00 PM
Overcast night at 7:00 PM
64° 7:00 PM
Overcast night at 1:00 AM
62° Friday 1:00 AM
Moderate rain at 7:00 AM
62° 7:00 AM
Overcast at 1:00 PM
61° 1:00 PM
Overcast night at 7:00 PM
68° 7:00 PM
Clear night at 1:00 AM
65° Saturday 1:00 AM
Sunny at 7:00 AM
60° 7:00 AM
Sunny at 1:00 PM
54° 1:00 PM
Mostly clear night at 7:00 PM
71° 7:00 PM
Mostly clear night at 1:00 AM
65° Sunday 1:00 AM
Sunny at 7:00 AM
54° 7:00 AM
Mostly sunny at 1:00 PM
56° 1:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Brillion

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 3:00 AM
PM2.5 Fine particles Good 1,7µg/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 2,0µg/m³

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

O₃ Ozone Good 47,6µg/m³

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

NO₂ Nitrogen dioxide Good 3,4µg/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 Brillion

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 4,2Moderate 😊Good
Tomorrow UV 4,9Moderate 😐Moderate
Tuesday UV 3,8Moderate 🙂Fair
Wednesday UV 3,3Moderate 😊Good
Thursday UV 4,0Moderate 😊Good
Friday UV 5,0Moderate Unavailable
Saturday UV 5,0Moderate Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,4 9:00 AMUV 1,1 10:00 AMUV 2,2 11:00 AMUV 1,8 12:00 PMUV 2,1 1:00 PMUV 2,3 2:00 PMUV 4,2 3:00 PMUV 3,6 4:00 PMUV 2,2 5:00 PMUV 1,0 6:00 PMUV 0,3
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 Brillion

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

Tonight's Stargazing & Shooting Stars

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

70/100Best-hour score
BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:48 PM–4:50 AM
Cloud cover 41% Real hourly forecast for the best viewing hour.
Moonlight 3% New Moon · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 84° 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 min69%
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 Brillion were last refreshed today at 1:22 AM. The current forecast period extends through 15/09/2026 at 12:00 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.