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Now · 3:37 AM

Montrose Weather & Hourly Forecast

United States · Illinois · 62445

Clear night
76°F
Clear night
Feels like: 77°F
💧 Humidity 83% 🌡 Pressure 29.97 inHg 💨 Wind 7 mph 👁 Visibility 6.2 mi Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:24 AM 🌇 Sunset 7:22 PM

Hourly Forecast for Montrose

Today
Clear night · 4:00 AM Clear night
76° 💧 None 💨 7 mph H 83%29.97 inHg
Sunny · 7:00 AM Sunny
76° 💧 None 💨 6 mph H 79%30.00 inHg
Sunny · 10:00 AM Sunny
89° 💧 None 💨 8 mph H 60%30.00 inHg
Sunny · 1:00 PM Sunny
96° 💧 None 💨 8 mph H 44%29.97 inHg
Sunny · 4:00 PM Sunny
100° 💧 None 💨 9 mph H 41%29.91 inHg
Sunny · 7:00 PM Sunny
87° 💧 None 💨 3 mph H 54%29.88 inHg
Partly cloudy night · 10:00 PM Partly cloudy night
84° 💧 None 💨 8 mph H 45%29.91 inHg
Tomorrow
Partly cloudy night · 1:00 AM Partly cloudy night
80° 💧 None 💨 7 mph H 54%29.91 inHg
Clear night · 4:00 AM Clear night
78° 💧 None 💨 8 mph H 58%29.91 inHg
Sunny · 7:00 AM Sunny
79° 💧 None 💨 8 mph H 65%29.94 inHg
Sunny · 10:00 AM Sunny
91° 💧 None 💨 10 mph H 51%29.94 inHg
Sunny · 1:00 PM Sunny
99° 💧 None 💨 9 mph H 38%29.91 inHg
Sunny · 4:00 PM Sunny
104° 💧 None 💨 7 mph H 34%29.88 inHg
Mostly sunny · 7:00 PM Mostly sunny
88° 💧 None 💨 4 mph H 52%29.85 inHg
Mostly clear night · 10:00 PM Mostly clear night
83° 💧 None 💨 4 mph H 53%29.88 inHg
Saturday
Mostly cloudy night · 1:00 AM Mostly cloudy night
85° 💧 None 💨 6 mph H 47%29.88 inHg

In Montrose 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 Montrose

TomorrowTomorrow Sunny Sunny 99°/76° 💧 None 💨 10 mph
Saturday, Sep 5Sat Sep 5 Sunny Sunny 100°/79° 💧 None 💨 8 mph
Sunday, Sep 6Sun Sep 6 Partly cloudy Partly cloudy 87°/69° 💧 None 💨 12 mph
Monday, Sep 7Mon Sep 7 Mostly sunny Mostly sunny 88°/60° 💧 None 💨 10 mph
Tuesday, Sep 8Tue Sep 8 Light rain Light rain 100°/68° 💧 0.01 in 💨 11 mph
Wednesday, Sep 9Wed Sep 9 Sunny Sunny 102°/79° 💧 None 💨 16 mph
Thursday, Sep 10Thu Sep 10 Light rain Light rain 97°/76° 💧 0.00 in 💨 11 mph
Friday, Sep 11Fri Sep 11 Light rain Light rain 103°/74° 💧 0.01 in 💨 10 mph
Saturday, Sep 12Sat Sep 12 Sunny Sunny 101°/76° 💧 None 💨 19 mph
Sunday, Sep 13Sun Sep 13 Sunny Sunny 105°/78° 💧 None 💨 16 mph
Monday, Sep 14Mon Sep 14 Light rain Light rain 98°/71° 💧 0.29 in 💨 8 mph
Tuesday, Sep 15Tue Sep 15 Sunny Sunny 96°/68° 💧 None 💨 9 mph
Wednesday, Sep 16Wed Sep 16 Mostly sunny Mostly sunny 96°/68° 💧 None 💨 8 mph
Thursday, Sep 17Thu Sep 17 Sunny Sunny 96°/69° 💧 None 💨 9 mph
Friday, Sep 18Fri Sep 18 Light rain Light rain 84°/71° 💧 0.02 in 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Montrose

Vertical axis: °F · Color based on temperature
Clear night at 4:00 AM
76° Today 4:00 AM
Clear night at 5:00 AM
75° 5:00 AM
Clear night at 6:00 AM
75° 6:00 AM
Sunny at 7:00 AM
76° 7:00 AM
Sunny at 8:00 AM
79° Today 8:00 AM
Sunny at 9:00 AM
85° 9:00 AM
Sunny at 10:00 AM
89° 10:00 AM
Sunny at 11:00 AM
92° 11:00 AM
Sunny at 12:00 PM
94° Today 12:00 PM
Sunny at 1:00 PM
96° 1:00 PM
Sunny at 2:00 PM
98° 2:00 PM
Sunny at 3:00 PM
99° 3:00 PM
Sunny at 4:00 PM
100° Today 4:00 PM
Sunny at 5:00 PM
99° 5:00 PM
Sunny at 6:00 PM
96° 6:00 PM
Sunny at 7:00 PM
87° 7:00 PM
Clear night at 8:00 PM
85° Today 8:00 PM
Mostly clear night at 9:00 PM
84° 9:00 PM
Partly cloudy night at 10:00 PM
84° 10:00 PM
Mostly cloudy night at 11:00 PM
83° 11:00 PM
Partly cloudy night at 12:00 AM
81° Tomorrow 12:00 AM
Partly cloudy night at 1:00 AM
80° 1:00 AM
Clear night at 2:00 AM
80° 2:00 AM
Clear night at 3:00 AM
79° 3:00 AM
Clear night at 4:00 AM
78° Tomorrow 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
79° 7:00 AM
Sunny at 8:00 AM
82° Tomorrow 8:00 AM
Sunny at 9:00 AM
87° 9:00 AM
Sunny at 10:00 AM
91° 10:00 AM
Sunny at 11:00 AM
94° 11:00 AM
Sunny at 12:00 PM
97° Tomorrow 12:00 PM
Sunny at 1:00 PM
99° 1:00 PM
Sunny at 2:00 PM
101° 2:00 PM
Sunny at 3:00 PM
102° 3:00 PM
Sunny at 4:00 PM
104° Tomorrow 4:00 PM
Mostly sunny at 5:00 PM
100° 5:00 PM
Mostly sunny at 6:00 PM
99° 6:00 PM
Mostly sunny at 7:00 PM
88° 7:00 PM
Clear night at 8:00 PM
86° Tomorrow 8:00 PM
Clear night at 9:00 PM
84° 9:00 PM
Mostly clear night at 10:00 PM
83° 10:00 PM
Partly cloudy night at 11:00 PM
83° 11:00 PM
Partly cloudy night at 12:00 AM
84° Saturday 12:00 AM
Mostly cloudy night at 1:00 AM
85° 1:00 AM
Overcast night at 2:00 AM
84° 2:00 AM
Overcast night at 3:00 AM
80° 3:00 AM
Mostly cloudy night at 4:00 AM
78° Saturday 4:00 AM
Partly cloudy night at 5:00 AM
78° 5:00 AM
Light rain at 6:00 AM
76° 6:00 AM
Partly cloudy at 7:00 AM
77° 7:00 AM
Mostly sunny at 8:00 AM
80° Saturday 8:00 AM
Partly cloudy at 9:00 AM
85° 9:00 AM
Mostly cloudy at 10:00 AM
89° 10:00 AM
Partly cloudy at 11:00 AM
92° 11:00 AM
Partly cloudy at 12:00 PM
95° Saturday 12:00 PM
Partly cloudy at 1:00 PM
97° 1:00 PM
Sunny at 2:00 PM
98° 2:00 PM
Sunny at 3:00 PM
99° 3:00 PM
Sunny at 4:00 PM
100° Saturday 4:00 PM
Sunny at 5:00 PM
99° 5:00 PM
Sunny at 6:00 PM
94° 6:00 PM
Sunny at 7:00 PM
87° 7:00 PM
Clear night at 8:00 PM
84° Saturday 8:00 PM
Clear night at 9:00 PM
82° 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
76° Sunday 12:00 AM
Clear night at 1:00 AM
74° 1:00 AM
Clear night at 2:00 AM
73° 2:00 AM
Clear night at 3:00 AM
72° 3:00 AM
Clear night at 4:00 AM
71° Sunday 4:00 AM
Clear night at 5:00 AM
70° 5:00 AM
Mostly clear night at 6:00 AM
70° 6:00 AM
Mostly sunny at 7:00 AM
69° 7:00 AM
Mostly sunny at 8:00 AM
72° Sunday 8:00 AM
Mostly sunny at 9:00 AM
75° 9:00 AM
Mostly sunny at 10:00 AM
78° 10:00 AM
Mostly sunny at 11:00 AM
80° 11:00 AM
Mostly sunny at 12:00 PM
82° Sunday 12:00 PM
Mostly sunny at 1:00 PM
83° 1:00 PM
Sunny at 2:00 PM
84° 2:00 PM
Sunny at 3:00 PM
84° 3:00 PM
Sunny at 4:00 PM
84° Sunday 4:00 PM
Sunny at 5:00 PM
82° 5:00 PM
Sunny at 6:00 PM
79° 6:00 PM
Sunny at 7:00 PM
75° 7:00 PM
Clear night at 8:00 PM
72° Sunday 8:00 PM
Clear night at 9:00 PM
70° 9:00 PM
Clear night at 10:00 PM
68° 10:00 PM
Clear night at 11:00 PM
66° 11:00 PM
Clear night at 12:00 AM
64° Monday 12:00 AM
Clear night at 1:00 AM
63° 1:00 AM
Clear night at 2:00 AM
61° 2:00 AM
Clear night at 3:00 AM
61° 3:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Montrose

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 4:00 AM
PM2.5 Fine particles Good 8,8µg/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 9,5µg/m³

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

O₃ Ozone Good 53,2µg/m³

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

NO₂ Nitrogen dioxide Good 3,1µg/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 Montrose

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 8,5Very high 😊Good
Tomorrow UV 8,3Very high 🙂Fair
Saturday UV 7,0High 😐Moderate
Sunday UV 7,7High 🙂Fair
Monday UV 8,0Very high 🙂Fair
Tuesday UV 8,0Very high Unavailable
Wednesday UV 9,0Very high Unavailable
Hourly UV index today
7:00 AMUV 0,1 8:00 AMUV 0,7 9:00 AMUV 2,1 10:00 AMUV 4,2 11:00 AMUV 6,4 12:00 PMUV 8,0 1:00 PMUV 8,5 2:00 PMUV 7,7 3:00 PMUV 5,9 4:00 PMUV 3,5 5:00 PMUV 1,5 6:00 PMUV 0,5
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.

Comfortable temperature conditions

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

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 Montrose

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: 3.42 Population: 255

Forecast data for Montrose were last refreshed today at 3:37 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.