Live Weather & Forecast
Weather in McLeansboro
Illinois, United States · Real-time conditions & 3-day outlook
24°C
Feels like 25°C
75°F / Feels 77°F
Partly cloudy
McLeansboro, Illinois
🌙 Nighttime
Updated: 2026-04-12 23:00
Humidity
38%
Wind
32.8 km/h SSW
Wind Gust
55 km/h
Pressure
1016 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
50%
Dew Point
10.1°C
Wind Degree
206°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
139.9 μg/m³
NO₂
2.9 μg/m³
O₃
96 μg/m³
SO₂
2.1 μg/m³
PM 2.5
4.8 μg/m³
PM 10
5.1 μg/m³
Today's Hourly Forecast
24-hour breakdown for McLeansboro, Illinois
12 AM
16°
Clear
1 AM
16°
Clear
2 AM
15°
Clear
3 AM
15°
Clear
4 AM
15°
Clear
5 AM
14°
Clear
6 AM
14°
Clear
7 AM
16°
Sunny
8 AM
18°
Sunny
9 AM
20°
Sunny
10 AM
23°
Sunny
11 AM
26°
Sunny
12 PM
26°
Sunny
1 PM
28°
Sunny
2 PM
28°
Sunny
3 PM
28°
Sunny
4 PM
27°
Sunny
5 PM
27°
Sunny
6 PM
27°
Sunny
7 PM
25°
Sunny
8 PM
23°
Clear
9 PM
23°
Clear
10 PM
22°
Clear
11 PM
24°
Partly cloudy
3-Day Forecast
Daily overview for McLeansboro, Illinois
Today
Sunny
29°
/
14°
🌧️ 0% chance of rain
💧 Avg. humidity: 61%
💨 Max wind: 34.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:23 AM
🌇 Sunset: 07:28 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Thundery outbreaks in nearby
26°
/
19°
🌧️ 0% chance of rain
💧 Avg. humidity: 70%
💨 Max wind: 28.8 km/h
🌧️ Total precip: 0.01 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:21 AM
🌇 Sunset: 07:29 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Partly Cloudy
29°
/
20°
🌧️ 0% chance of rain
💧 Avg. humidity: 71%
💨 Max wind: 36.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.1
🌅 Sunrise: 06:20 AM
🌇 Sunset: 07:30 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit McLeansboro
Plan your trip to McLeansboro, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in McLeansboro?
Current conditions in McLeansboro: Partly cloudy, temperature 24°C, humidity 38%.
What is the best time to visit McLeansboro?
The best time to visit McLeansboro is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in McLeansboro?
McLeansboro is located at approximately 38.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in McLeansboro?
The wettest period in McLeansboro is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to McLeansboro?
For visits to McLeansboro during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is McLeansboro in?
McLeansboro is located in United States, in the state of Illinois.
What are the public holidays in McLeansboro in 2026?
View the 2026 public holidays for McLeansboro on our Holidays page.
What are the GPS coordinates used for the weather forecast in McLeansboro?
The weather forecast for McLeansboro uses coordinates 38.0934, -88.5356.