Live Weather & Forecast
Weather in Mound City
Illinois, United States · Real-time conditions & 3-day outlook
17°C
Feels like 17°C
63°F / Feels 63°F
Overcast
Mound City, Illinois
🌙 Nighttime
Updated: 2026-04-16 05:15
Humidity
89%
Wind
10.8 km/h SSW
Wind Gust
20 km/h
Pressure
1016 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
1.22 mm
Cloud Cover
100%
Dew Point
17.4°C
Wind Degree
194°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
142.9 μg/m³
NO₂
4 μg/m³
O₃
74 μg/m³
SO₂
1.4 μg/m³
PM 2.5
3.9 μg/m³
PM 10
4.2 μg/m³
Today's Hourly Forecast
24-hour breakdown for Mound City, Illinois
12 AM
21°
Clear
1 AM
20°
Clear
2 AM
20°
Clear
3 AM
20°
Clear
4 AM
19°
Patchy rain nearby
5 AM
17°
Overcast
6 AM
19°
Patchy light rain
7 AM
19°
Patchy rain nearby
8 AM
19°
Sunny
9 AM
20°
Cloudy
10 AM
21°
Partly Cloudy
11 AM
22°
Sunny
12 PM
23°
Partly Cloudy
1 PM
25°
Partly Cloudy
2 PM
25°
Partly Cloudy
3 PM
27°
Partly Cloudy
4 PM
27°
Sunny
5 PM
26°
Sunny
6 PM
25°
Thundery outbreaks in nearby
7 PM
23°
Thundery outbreaks in nearby
8 PM
22°
Clear
9 PM
21°
Clear
10 PM
19°
Clear
11 PM
18°
Clear
3-Day Forecast
Daily overview for Mound City, Illinois
Today
Patchy rain nearby
28°
/
18°
🌧️ 77% chance of rain
💧 Avg. humidity: 76%
💨 Max wind: 23.8 km/h
🌧️ Total precip: 3.95 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:21 AM
🌇 Sunset: 07:33 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Moderate rain
29°
/
17°
🌧️ 81% chance of rain
💧 Avg. humidity: 76%
💨 Max wind: 27 km/h
🌧️ Total precip: 6.59 mm
☀️ UV Index: 2
🌅 Sunrise: 06:20 AM
🌇 Sunset: 07:34 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Heavy rain
20°
/
8°
🌧️ 89% chance of rain
💧 Avg. humidity: 85%
💨 Max wind: 28.1 km/h
🌧️ Total precip: 43.22 mm
☀️ UV Index: 0.3
🌅 Sunrise: 06:18 AM
🌇 Sunset: 07:35 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Mound City
Plan your trip to Mound City, 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 Mound City?
Current conditions in Mound City: Overcast, temperature 17°C, humidity 89%.
What is the best time to visit Mound City?
The best time to visit Mound City is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Mound City?
Mound City is located at approximately 37.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Mound City?
The wettest period in Mound City is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Mound City?
For visits to Mound City during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Mound City in?
Mound City is located in United States, in the state of Illinois.
What are the public holidays in Mound City in 2026?
View the 2026 public holidays for Mound City on our Holidays page.
What are the GPS coordinates used for the weather forecast in Mound City?
The weather forecast for Mound City uses coordinates 37.0853, -89.1626.