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Now · 12:06 PM

Pittsburg Weather & Hourly Forecast

United States · Illinois · 62974

Mostly sunny
92°F
Mostly sunny
Feels like: 95°F
💧 Humidity 47% 🌡 Pressure 29.94 inHg 💨 Wind 6 mph 👁 Visibility 24.5 mi Clouds 15% ☀️ UV index 4.4 · Moderate 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Pittsburg

Today
Sunny · 1:00 PM Sunny
95° 💧 None 💨 6 mph H 40%29.91 inHg
Strong thunderstorm · 4:00 PM Strong thunderstorm
98° 💧 0.01 in 💨 7 mph H 34%29.85 inHg
Sunny · 7:00 PM Sunny
92° 💧 None 💨 4 mph H 45%29.85 inHg
Clear night · 10:00 PM Clear night
85° 💧 None 💨 4 mph H 61%29.88 inHg
Tomorrow
Clear night · 1:00 AM Clear night
82° 💧 None 💨 5 mph H 69%29.88 inHg
Clear night · 4:00 AM Clear night
79° 💧 None 💨 7 mph H 80%29.91 inHg
Sunny · 7:00 AM Sunny
77° 💧 None 💨 7 mph H 90%29.94 inHg
Partly cloudy · 10:00 AM Partly cloudy
84° 💧 None 💨 9 mph H 67%29.97 inHg
Sunny · 1:00 PM Sunny
89° 💧 None 💨 9 mph H 49%29.94 inHg
Partly cloudy · 4:00 PM Partly cloudy
91° 💧 None 💨 9 mph H 41%29.91 inHg
Sunny · 7:00 PM Sunny
86° 💧 None 💨 9 mph H 42%29.91 inHg
Clear night · 10:00 PM Clear night
80° 💧 None 💨 10 mph H 48%30.00 inHg
Monday
Clear night · 1:00 AM Clear night
75° 💧 None 💨 9 mph H 51%30.00 inHg
Clear night · 4:00 AM Clear night
70° 💧 None 💨 7 mph H 66%30.03 inHg
Sunny · 7:00 AM Sunny
68° 💧 None 💨 7 mph H 74%30.06 inHg
Sunny · 10:00 AM Sunny
79° 💧 None 💨 8 mph H 50%30.09 inHg

In Pittsburg and, more broadly, across the state of Illinois: The rest of the day will be mostly sunny with a few clouds, and temperatures will remain warm, ranging from the low 70s to the upper 80s. Expect plenty of sunshine as no rain is anticipated. Winds will come from the north, reaching up to 12 mph with gusts up to 23 mph, providing a gentle breeze throughout the afternoon. Overall, the weather will be hot and dry, making it a good day for outdoor activities. Just be mindful of the moderate winds if you're planning to be outside for extended periods.

15-Day Weather Outlook for Pittsburg

TomorrowTomorrow Mostly sunny Mostly sunny 92°/77° 💧 None 💨 10 mph
Monday, Sep 7Mon Sep 7 Sunny Sunny 90°/68° 💧 None 💨 10 mph
Tuesday, Sep 8Tue Sep 8 Mostly sunny Mostly sunny 95°/69° 💧 0.03 in 💨 7 mph
Wednesday, Sep 9Wed Sep 9 Mostly sunny Mostly sunny 97°/78° 💧 0.00 in 💨 12 mph
Thursday, Sep 10Thu Sep 10 Moderate rain Moderate rain 91°/80° 💧 0.02 in 💨 8 mph
Friday, Sep 11Fri Sep 11 Mostly sunny Mostly sunny 78°/67° 💧 0.08 in 💨 7 mph
Saturday, Sep 12Sat Sep 12 Mostly sunny Mostly sunny 85°/69° 💧 None 💨 7 mph
Sunday, Sep 13Sun Sep 13 Moderate rain Moderate rain 94°/73° 💧 0.24 in 💨 10 mph
Monday, Sep 14Mon Sep 14 Mostly cloudy Mostly cloudy 79°/60° 💧 0.02 in 💨 10 mph
Tuesday, Sep 15Tue Sep 15 Sunny Sunny 79°/58° 💧 None 💨 8 mph
Wednesday, Sep 16Wed Sep 16 Mostly cloudy Mostly cloudy 82°/60° 💧 0.00 in 💨 8 mph
Thursday, Sep 17Thu Sep 17 Mostly sunny Mostly sunny 87°/67° 💧 None 💨 8 mph
Friday, Sep 18Fri Sep 18 Mostly sunny Mostly sunny 93°/73° 💧 None 💨 10 mph
Saturday, Sep 19Sat Sep 19 Partly cloudy Partly cloudy 90°/64° 💧 None 💨 9 mph
Sunday, Sep 20Sun Sep 20 Partly cloudy Partly cloudy 83°/79° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Pittsburg

Vertical axis: °F · Color based on temperature
Sunny at 1:00 PM
95° Today 1:00 PM
Sunny at 2:00 PM
97° 2:00 PM
Strong thunderstorm at 3:00 PM
98° 3:00 PM
Strong thunderstorm at 4:00 PM
98° 4:00 PM
Light thunderstorms at 5:00 PM
95° Today 5:00 PM
Mostly sunny at 6:00 PM
94° 6:00 PM
Sunny at 7:00 PM
92° 7:00 PM
Mostly clear night at 8:00 PM
88° 8:00 PM
Mostly clear night at 9:00 PM
87° Today 9:00 PM
Clear night at 10:00 PM
85° 10:00 PM
Clear night at 11:00 PM
84° 11:00 PM
Clear night at 12:00 AM
83° 12:00 AM
Clear night at 1:00 AM
82° Tomorrow 1:00 AM
Clear night at 2:00 AM
81° 2:00 AM
Clear night at 3:00 AM
80° 3:00 AM
Clear night at 4:00 AM
79° 4:00 AM
Clear night at 5:00 AM
78° Tomorrow 5:00 AM
Clear night at 6:00 AM
77° 6:00 AM
Sunny at 7:00 AM
77° 7:00 AM
Mostly sunny at 8:00 AM
79° 8:00 AM
Overcast at 9:00 AM
81° Tomorrow 9:00 AM
Partly cloudy at 10:00 AM
84° 10:00 AM
Sunny at 11:00 AM
86° 11:00 AM
Mostly sunny at 12:00 PM
88° 12:00 PM
Sunny at 1:00 PM
89° Tomorrow 1:00 PM
Mostly sunny at 2:00 PM
91° 2:00 PM
Mostly sunny at 3:00 PM
91° 3:00 PM
Partly cloudy at 4:00 PM
91° 4:00 PM
Partly cloudy at 5:00 PM
90° Tomorrow 5:00 PM
Sunny at 6:00 PM
89° 6:00 PM
Sunny at 7:00 PM
86° 7:00 PM
Clear night at 8:00 PM
84° 8:00 PM
Clear night at 9:00 PM
82° Tomorrow 9:00 PM
Clear night at 10:00 PM
80° 10:00 PM
Clear night at 11:00 PM
78° 11:00 PM
Clear night at 12:00 AM
76° 12:00 AM
Clear night at 1:00 AM
75° Monday 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
70° 4:00 AM
Clear night at 5:00 AM
69° Monday 5:00 AM
Clear night at 6:00 AM
68° 6:00 AM
Sunny at 7:00 AM
68° 7:00 AM
Sunny at 8:00 AM
71° 8:00 AM
Sunny at 9:00 AM
75° Monday 9:00 AM
Sunny at 10:00 AM
79° 10:00 AM
Sunny at 11:00 AM
82° 11:00 AM
Sunny at 12:00 PM
85° 12:00 PM
Sunny at 1:00 PM
87° Monday 1:00 PM
Sunny at 2:00 PM
89° 2:00 PM
Sunny at 3:00 PM
90° 3:00 PM
Sunny at 4:00 PM
89° 4:00 PM
Sunny at 5:00 PM
88° Monday 5:00 PM
Sunny at 6:00 PM
87° 6:00 PM
Sunny at 7:00 PM
83° 7:00 PM
Mostly clear night at 4:00 AM
69° 4:00 AM
Sunny at 7:00 AM
69° Tuesday 7:00 AM
Sunny at 10:00 AM
85° 10:00 AM
Sunny at 1:00 PM
93° 1:00 PM
Sunny at 4:00 PM
95° 4:00 PM
Sunny at 7:00 PM
88° Tuesday 7:00 PM
Clear night at 10:00 PM
83° 10:00 PM
Mostly clear night at 1:00 AM
80° 1:00 AM
Clear night at 4:00 AM
79° 4:00 AM
Sunny at 7:00 AM
78° Wednesday 7:00 AM
Sunny at 10:00 AM
88° 10:00 AM
Sunny at 1:00 PM
96° 1:00 PM
Mostly sunny at 4:00 PM
97° 4:00 PM
Sunny at 7:00 PM
91° Wednesday 7:00 PM
Clear night at 10:00 PM
86° 10:00 PM
Clear night at 1:00 AM
83° 1:00 AM
Clear night at 4:00 AM
81° 4:00 AM
Mostly cloudy at 7:00 AM
80° Thursday 7:00 AM
Mostly cloudy at 10:00 AM
87° 10:00 AM
Overcast at 1:00 PM
86° 1:00 PM
Moderate rain at 4:00 PM
85° 4:00 PM
Mostly sunny at 7:00 PM
78° Thursday 7:00 PM
Clear night at 10:00 PM
75° 10:00 PM
Clear night at 1:00 AM
73° 1:00 AM
Sunny at 7:00 AM
74° 7:00 AM
Mostly sunny at 1:00 PM
67° Friday 1:00 PM
Sunny at 7:00 PM
85° 7:00 PM
Clear night at 1:00 AM
79° 1:00 AM
Sunny at 7:00 AM
71° 7:00 AM
Mostly sunny at 1:00 PM
69° Saturday 1:00 PM
Mostly cloudy at 7:00 PM
94° 7:00 PM
Clear night at 1:00 AM
91° 1:00 AM
Moderate rain at 7:00 AM
73° 7:00 AM
Overcast at 1:00 PM
74° Sunday 1:00 PM
Mostly cloudy at 7:00 PM
79° 7:00 PM
Clear night at 1:00 AM
73° 1:00 AM
Sunny at 7:00 AM
64° 7:00 AM
Sunny at 1:00 PM
60° Monday 1:00 PM
Sunny at 7:00 PM
79° 7:00 PM
Clear night at 1:00 AM
73° 1:00 AM
Sunny at 7:00 AM
62° 7:00 AM
Sunny at 1:00 PM
58° Tuesday 1:00 PM
Mostly cloudy at 7:00 PM
82° 7:00 PM
Clear night at 1:00 AM
75° 1:00 AM
Sunny at 7:00 AM
65° 7:00 AM
Sunny at 1:00 PM
60° Wednesday 1:00 PM
Mostly sunny at 7:00 PM
87° 7:00 PM
Clear night at 1:00 AM
80° 1:00 AM
Sunny at 7:00 AM
72° 7:00 AM
Mostly cloudy at 1:00 PM
67° Thursday 1:00 PM
Mostly sunny at 7:00 PM
93° 7:00 PM
Overcast night at 1:00 AM
85° 1:00 AM
Mostly cloudy at 7:00 AM
77° 7:00 AM
Sunny at 1:00 PM
73° Friday 1:00 PM
Clear night at 7:00 PM
90° 7:00 PM
Partly cloudy night at 1:00 AM
83° 1:00 AM
Sunny at 7:00 AM
71° 7:00 AM
Sunny at 1:00 PM
64° Saturday 1:00 PM
Partly cloudy night at 7:00 PM
83° 7:00 PM
Overcast night at 1:00 AM
79° 1:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Pittsburg

Hourly forecast · Updated every 2 hours
Moderate
Nearest forecast value 1:00 PM
PM2.5 Fine particles Fair 11,4µg/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 12,1µg/m³

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

O₃ Ozone Moderate 102,1µg/m³

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

NO₂ Nitrogen dioxide Good 1,1µg/m³

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

Sensitive people should reduce strenuous and prolonged outdoor exertion.

UV & HEALTH

UV, Sun & Health Outlook in Pittsburg

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 4,9Moderate 😐Moderate
Tomorrow UV 8,2Very high 😐Moderate
Monday UV 8,1Very high 😐Moderate
Tuesday UV 8,0Very high 😐Moderate
Wednesday UV 10,0Very high 🙂Fair
Thursday UV 5,0Moderate Unavailable
Friday UV 8,0Very high Unavailable
Hourly UV index today
1:00 PMUV 3,4 2:00 PMUV 3,7 3:00 PMUV 4,9 4:00 PMUV 3,6 5:00 PMUV 1,7 6:00 PMUV 0,5 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Caution for sensitive people

People with respiratory or cardiovascular conditions should reduce prolonged outdoor exertion.

High heat

Stay hydrated and avoid intense exercise during the hottest part of the day.

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 Pittsburg

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

Tonight's Stargazing & Shooting Stars

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

100/100Best-hour score
BEST TIME TONIGHT 1:00 AM–2:00 AM Astronomical darkness: 8:49 PM–4:59 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 32% Last Quarter · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 43° 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.
AUG 28–SEP 5
AurigidsStart AUG 28 · Peak SEP 1 · End SEP 5 · ZHR 6 · 80% Moon at peak
ACTIVE NOW
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

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 Pittsburg were last refreshed today at 12:06 PM. The current forecast period extends through 07/09/2026 at 10:00 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.