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Now · 1:46 PM

Modesto Weather & Hourly Forecast

United States · Illinois · 62667

Partly cloudy
84°F
Partly cloudy
Feels like: 90°F
💧 Humidity 58% 🌡 Pressure 29.85 inHg 💨 Wind 1 mph 👁 Visibility 14.2 mi Clouds 62% ☀️ UV index 6.8 · High 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Modesto

Today
Partly cloudy · 2:00 PM Partly cloudy
84° 💧 0.007 in 💨 1 mph H 58%29.85 inHg
Light thunderstorms · 5:00 PM Light thunderstorms
81° 💧 0.095 in 💨 3 mph H 66%29.85 inHg
Light rain · 8:00 PM Light rain
71° 💧 0.055 in 💨 6 mph H 95%29.91 inHg
Light rain · 11:00 PM Light rain
70° 💧 0.219 in 💨 8 mph H 98%29.94 inHg
Tomorrow
Light rain · 2:00 AM Light rain
68° 💧 0.050 in 💨 7 mph H 98%29.94 inHg
Light rain · 5:00 AM Light rain
67° 💧 0.081 in 💨 7 mph H 98%29.94 inHg
Moderate rain · 8:00 AM Moderate rain
65° 💧 0.140 in 💨 8 mph H 97%30.00 inHg
Overcast · 11:00 AM Overcast
70° 💧 0.001 in 💨 9 mph H 82%30.00 inHg
Light rain · 2:00 PM Light rain
70° 💧 0.029 in 💨 7 mph H 80%30.00 inHg
Overcast · 5:00 PM Overcast
70° 💧 0.001 in 💨 9 mph H 78%30.00 inHg
Overcast night · 8:00 PM Overcast night
68° 💧 0.000 in 💨 7 mph H 83%30.03 inHg
Overcast night · 11:00 PM Overcast night
67° 💧 0.001 in 💨 8 mph H 81%30.06 inHg
Tuesday
Overcast night · 2:00 AM Overcast night
65° 💧 0.002 in 💨 8 mph H 84%30.09 inHg
Overcast night · 5:00 AM Overcast night
64° 💧 0.000 in 💨 9 mph H 85%30.09 inHg
Overcast · 8:00 AM Overcast
62° 💧 0.007 in 💨 10 mph H 82%30.15 inHg
Overcast · 11:00 AM Overcast
64° 💧 0.003 in 💨 9 mph H 76%30.18 inHg

In Modesto and, more broadly, across the state of Illinois: The rest of the day will be mostly cloudy, with temperatures ranging from 64 to 74 degrees. There is a high likelihood of rain, with possible accumulations around 0.29 inches. The rain may be heavy at times, especially during the afternoon, as the maximum probability reaches 94%. Expect moderate northeast winds, blowing up to 16 mph, with gusts reaching 29 mph. Conditions could produce brief periods of heavier rainfall and gusty winds, so it’s a good idea to prepare accordingly. The weather will remain mild and damp through the rest of the day.

15-Day Weather Outlook for Modesto

TomorrowTomorrow Light thunderstorms Light thunderstorms 71°/64° 💧 None 💨 10 mph
Tuesday, Sep 22Tue Sep 22 Overcast Overcast 68°/60° 💧 None 💨 11 mph
Wednesday, Sep 23Wed Sep 23 Overcast Overcast 68°/54° 💧 0.699 in 💨 9 mph
Thursday, Sep 24Thu Sep 24 Overcast Overcast 71°/56° 💧 0.001 in 💨 5 mph
Friday, Sep 25Fri Sep 25 Overcast Overcast 75°/61° 💧 0.001 in 💨 9 mph
Saturday, Sep 26Sat Sep 26 Light rain Light rain 67°/59° 💧 0.011 in 💨 9 mph
Sunday, Sep 27Sun Sep 27 Overcast Overcast 71°/61° 💧 None 💨 7 mph
Monday, Sep 28Mon Sep 28 Mostly sunny Mostly sunny 69°/52° 💧 None 💨 7 mph
Tuesday, Sep 29Tue Sep 29 Mostly sunny Mostly sunny 74°/53° 💧 None 💨 9 mph
Wednesday, Sep 30Wed Sep 30 Light rain Light rain 76°/59° 💧 0.260 in 💨 14 mph
Thursday, Oct 1Thu Oct 1 Mostly sunny Mostly sunny 78°/59° 💧 None 💨 11 mph
Friday, Oct 2Fri Oct 2 Overcast Overcast 75°/63° 💧 None 💨 10 mph
Saturday, Oct 3Sat Oct 3 Light rain Light rain 77°/65° 💧 0.032 in 💨 6 mph
Sunday, Oct 4Sun Oct 4 Light rain Light rain 73°/69° 💧 0.168 in 💨 11 mph
Monday, Oct 5Mon Oct 5 Sunny Sunny 64°/64° 💧 None 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Modesto

Vertical axis: °F · Color based on temperature
Partly cloudy at 2:00 PM
84° Today 2:00 PM
Light rain at 3:00 PM
84° 3:00 PM
Mostly cloudy at 4:00 PM
84° 4:00 PM
Light thunderstorms at 5:00 PM
81° 5:00 PM
Light thunderstorms at 6:00 PM
78° Today 6:00 PM
Light thunderstorms at 7:00 PM
71° 7:00 PM
Light rain at 8:00 PM
71° 8:00 PM
Light rain at 9:00 PM
71° 9:00 PM
Light rain at 10:00 PM
71° Today 10:00 PM
Light rain at 11:00 PM
70° 11:00 PM
Light thunderstorms at 12:00 AM
69° 12:00 AM
Thunderstorms at 1:00 AM
69° 1:00 AM
Light rain at 2:00 AM
68° Tomorrow 2:00 AM
Light rain at 3:00 AM
67° 3:00 AM
Light rain at 4:00 AM
67° 4:00 AM
Light rain at 5:00 AM
67° 5:00 AM
Light thunderstorms at 6:00 AM
66° Tomorrow 6:00 AM
Light rain at 7:00 AM
66° 7:00 AM
Moderate rain at 8:00 AM
65° 8:00 AM
Light rain at 9:00 AM
66° 9:00 AM
Overcast at 10:00 AM
67° Tomorrow 10:00 AM
Overcast at 11:00 AM
70° 11:00 AM
Overcast at 12:00 PM
71° 12:00 PM
Overcast at 1:00 PM
71° 1:00 PM
Light rain at 2:00 PM
70° Tomorrow 2:00 PM
Light rain at 3:00 PM
70° 3:00 PM
Light rain at 4:00 PM
71° 4:00 PM
Overcast at 5:00 PM
70° 5:00 PM
Overcast at 6:00 PM
69° Tomorrow 6:00 PM
Overcast night at 7:00 PM
69° 7:00 PM
Overcast night at 8:00 PM
68° 8:00 PM
Overcast night at 9:00 PM
68° 9:00 PM
Overcast night at 10:00 PM
67° Tomorrow 10:00 PM
Overcast night at 11:00 PM
67° 11:00 PM
Overcast night at 12:00 AM
66° 12:00 AM
Overcast night at 1:00 AM
66° 1:00 AM
Overcast night at 2:00 AM
65° Tuesday 2:00 AM
Overcast night at 3:00 AM
65° 3:00 AM
Overcast night at 4:00 AM
64° 4:00 AM
Overcast night at 5:00 AM
64° 5:00 AM
Overcast night at 6:00 AM
63° Tuesday 6:00 AM
Overcast at 7:00 AM
62° 7:00 AM
Overcast at 8:00 AM
62° 8:00 AM
Overcast at 9:00 AM
62° 9:00 AM
Overcast at 10:00 AM
62° Tuesday 10:00 AM
Overcast at 11:00 AM
64° 11:00 AM
Overcast at 12:00 PM
65° 12:00 PM
Overcast at 1:00 PM
65° 1:00 PM
Overcast at 2:00 PM
66° Tuesday 2:00 PM
Overcast at 3:00 PM
65° 3:00 PM
Overcast at 4:00 PM
66° 4:00 PM
Overcast at 5:00 PM
66° 5:00 PM
Overcast at 6:00 PM
66° Tuesday 6:00 PM
Overcast night at 7:00 PM
65° 7:00 PM
Overcast night at 8:00 PM
63° 8:00 PM
Overcast night at 9:00 PM
63° 9:00 PM
Overcast night at 10:00 PM
63° Tuesday 10:00 PM
Overcast night at 11:00 PM
61° 11:00 PM
Overcast night at 12:00 AM
61° 12:00 AM
Clear night at 1:00 AM
59° 1:00 AM
Clear night at 2:00 AM
57° Wednesday 2:00 AM
Clear night at 3:00 AM
56° 3:00 AM
Clear night at 4:00 AM
56° 4:00 AM
Clear night at 5:00 AM
55° 5:00 AM
Clear night at 6:00 AM
55° Wednesday 6:00 AM
Sunny at 7:00 AM
54° 7:00 AM
Mostly cloudy at 10:00 AM
63° 10:00 AM
Overcast at 1:00 PM
67° 1:00 PM
Mostly cloudy at 4:00 PM
68° Wednesday 4:00 PM
Partly cloudy night at 7:00 PM
65° 7:00 PM
Overcast night at 10:00 PM
62° 10:00 PM
Mostly cloudy night at 1:00 AM
63° 1:00 AM
Partly cloudy night at 4:00 AM
59° Thursday 4:00 AM
Partly cloudy at 7:00 AM
56° 7:00 AM
Mostly sunny at 10:00 AM
65° 10:00 AM
Overcast at 1:00 PM
70° 1:00 PM
Overcast at 4:00 PM
71° Thursday 4:00 PM
Overcast night at 7:00 PM
67° 7:00 PM
Overcast night at 10:00 PM
65° 10:00 PM
Overcast night at 1:00 AM
65° 1:00 AM
Mostly cloudy night at 4:00 AM
63° Friday 4:00 AM
Mostly sunny at 7:00 AM
61° 7:00 AM
Overcast at 10:00 AM
70° 10:00 AM
Mostly cloudy at 1:00 PM
75° 1:00 PM
Overcast at 4:00 PM
75° Friday 4:00 PM
Overcast night at 7:00 PM
71° 7:00 PM
Overcast night at 10:00 PM
67° 10:00 PM
Overcast night at 1:00 AM
63° 1:00 AM
Overcast at 7:00 AM
60° Saturday 7:00 AM
Light rain at 1:00 PM
59° 1:00 PM
Overcast night at 7:00 PM
67° 7:00 PM
Overcast night at 1:00 AM
67° 1:00 AM
Mostly sunny at 7:00 AM
64° Sunday 7:00 AM
Overcast at 1:00 PM
61° 1:00 PM
Mostly clear night at 7:00 PM
71° 7:00 PM
Mostly clear night at 1:00 AM
67° 1:00 AM
Sunny at 7:00 AM
58° Monday 7:00 AM
Sunny at 1:00 PM
52° 1:00 PM
Clear night at 7:00 PM
69° 7:00 PM
Clear night at 1:00 AM
63° 1:00 AM
Mostly sunny at 7:00 AM
56° Tuesday 7:00 AM
Mostly cloudy at 1:00 PM
53° 1:00 PM
Overcast night at 7:00 PM
74° 7:00 PM
Overcast night at 1:00 AM
70° 1:00 AM
Overcast at 7:00 AM
66° Wednesday 7:00 AM
Light rain at 1:00 PM
59° 1:00 PM
Mostly clear night at 7:00 PM
76° 7:00 PM
Mostly clear night at 1:00 AM
72° 1:00 AM
Sunny at 7:00 AM
64° Thursday 7:00 AM
Mostly sunny at 1:00 PM
59° 1:00 PM
Partly cloudy night at 7:00 PM
78° 7:00 PM
Overcast night at 1:00 AM
73° 1:00 AM
Overcast at 7:00 AM
66° Friday 7:00 AM
Overcast at 1:00 PM
63° 1:00 PM
Overcast night at 7:00 PM
75° 7:00 PM
Overcast night at 1:00 AM
72° 1:00 AM
Light rain at 7:00 AM
67° Saturday 7:00 AM
Sunny at 1:00 PM
65° 1:00 PM
Overcast night at 7:00 PM
77° 7:00 PM
Partly cloudy night at 1:00 AM
73° 1:00 AM
Partly cloudy at 7:00 AM
70° Sunday 7:00 AM
Light rain at 1:00 PM
69° 1:00 PM
Clear night at 7:00 PM
72° 7:00 PM
Clear night at 1:00 AM
64° 1:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Modesto

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 2:00 PM
PM2.5 Fine particles Good 8,6µg/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 9,7µg/m³

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

O₃ Ozone Fair 91,4µg/m³

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

NO₂ Nitrogen dioxide Good 1,4µg/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 Modesto

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 6,8High 🙂Fair
Tomorrow UV 2,6Low 😊Good
Tuesday UV 1,8Low 😊Good
Wednesday UV 6,3High 🙂Fair
Thursday UV 6,0High 😊Good
Friday UV 5,0Moderate Unavailable
Saturday UV 5,0Moderate Unavailable
Hourly UV index today
2:00 PMUV 6,2 3:00 PMUV 4,2 4:00 PMUV 1,9 5:00 PMUV 0,9 6:00 PMUV 0,3 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.

Stay hydrated

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

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 Modesto

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

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

17/100Best-hour score
No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.
Cloud cover 77% Real hourly forecast for the best viewing hour.
Moonlight 70% Waxing Gibbous · Moon about 23° above the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 22° high at the best hour.
Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.
Chance ≥1 meteor in 30 minNot meaningful
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
ACTIVE NOW
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 Modesto were last refreshed today at 1:46 PM. The current forecast period extends through 22/09/2026 at 11:00 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.