Live Weather & Forecast

Weather in Louisville

Illinois, United States · Real-time conditions & 3-day outlook

Flag of United States
Partly cloudy
24°C
Feels like 26°C
75°F / Feels 78°F
Partly cloudy
Louisville, Illinois
🌞 Daytime
Updated: 2026-04-13 10:15
💧
Humidity
65%
💨
Wind
26.6 km/h SW
🌬️
Wind Gust
31.1 km/h
🌡️
Pressure
1018 mb
👁️
Visibility
16 km
☀️
UV Index
3.9 (Moderate)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
75%
💦
Dew Point
17.9°C
🌐
Wind Degree
219°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
137.9 μg/m³
NO₂
1.6 μg/m³
O₃
86 μg/m³
SO₂
1.2 μg/m³
PM 2.5
4.3 μg/m³
PM 10
4.6 μg/m³

Weather Alerts 2

Met · Severe · Immediate
Flood Warning issued April 12 at 10:27PM EDT until April 13 at 10:00PM EDT by NWS Indianapolis IN

...The Flood Warning continues for the following rivers in Illinois...Indiana... Wabash River at Hutsonville Legacy Power Plant Site, and Riverton. .The last of lowland flooding continues along a short portion of the Wabash River in western Indiana, affecting the Hutsonville and Riverton areas. Flooding is expected to end there on Monday. The crest as of late Sunday evening was well past Mount...

Caution is urged when walking near riverbanks. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov/ind. The next statement should be issued Monday afternoon by around 300 PM EDT /200 PM CDT/.

Effective: 2026-04-12T22:27:00-04:00  ·  Expires: 2026-04-13T15:00:00-04:00
Met · Severe · Immediate
Flood Warning issued April 12 at 10:27PM EDT until April 14 at 12:30AM EDT by NWS Indianapolis IN

...The Flood Warning continues for the following rivers in Illinois...Indiana... Wabash River at Hutsonville Legacy Power Plant Site, and Riverton. .The last of lowland flooding continues along a short portion of the Wabash River in western Indiana, affecting the Hutsonville and Riverton areas. Flooding is expected to end there on Monday. The crest as of late Sunday evening was well past Mount...

Caution is urged when walking near riverbanks. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov/ind. The next statement should be issued Monday afternoon by around 300 PM EDT /200 PM CDT/.

Effective: 2026-04-12T22:27:00-04:00  ·  Expires: 2026-04-13T15:00:00-04:00

Today's Hourly Forecast

24-hour breakdown for Louisville, Illinois

12 AM
Clear
22°
Clear
💧 43% 💨 29.2 km/h
1 AM
Clear
22°
Clear
💧 54% 💨 28.8 km/h
2 AM
Clear
21°
Clear
💧 65% 💨 26.6 km/h
3 AM
Clear
21°
Clear
💧 68% 💨 23.8 km/h
4 AM
Clear
21°
Clear
💧 70% 💨 24.8 km/h
5 AM
Clear
21°
Clear
💧 72% 💨 24.5 km/h
6 AM
Clear
21°
Clear
💧 72% 💨 21.6 km/h
7 AM
Partly Cloudy
22°
Partly Cloudy
💧 74% 💨 20.9 km/h
8 AM
Overcast
22°
Overcast
💧 73% 💨 22.3 km/h
9 AM
Overcast
23°
Overcast
💧 73% 💨 27 km/h
10 AM
Partly cloudy
24°
Partly cloudy
💧 65% 💨 26.6 km/h
11 AM
Overcast
25°
Overcast
💧 68% 💨 24.8 km/h
12 PM
Overcast
26°
Overcast
💧 64% 💨 24.1 km/h
1 PM
Partly Cloudy
27°
Partly Cloudy
💧 61% 💨 23.8 km/h
2 PM
Partly Cloudy
28°
Partly Cloudy
💧 58% 💨 22.3 km/h
3 PM
Sunny
28°
Sunny
💧 54% 💨 22.3 km/h
4 PM
Sunny
29°
Sunny
💧 51% 💨 29.5 km/h
5 PM
Sunny
29°
Sunny
💧 49% 💨 27.4 km/h
6 PM
Sunny
28°
Sunny
💧 51% 💨 26.6 km/h
7 PM
Sunny
26°
Sunny
💧 55% 💨 24.8 km/h
8 PM
Clear
25°
Clear
💧 57% 💨 21.6 km/h
9 PM
Clear
25°
Clear
💧 60% 💨 19.8 km/h
10 PM
Clear
24°
Clear
💧 61% 💨 21.6 km/h
11 PM
Clear
23°
Clear
💧 65% 💨 25.2 km/h

3-Day Forecast

Daily overview for Louisville, Illinois

Today
Sunny
Sunny
30° / 21°
🌧️ 0% chance of rain
💧 Avg. humidity: 62%
💨 Max wind: 29.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:20 AM
🌇 Sunset: 07:29 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Thundery outbreaks in nearby
Thundery outbreaks in nearby
27° / 20°
🌧️ 0% chance of rain
💧 Avg. humidity: 79%
💨 Max wind: 32.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.1
🌅 Sunrise: 06:19 AM
🌇 Sunset: 07:30 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Overcast
Overcast
24° / 18°
🌧️ 0% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 28.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:17 AM
🌇 Sunset: 07:31 PM
🌙 Waning Crescent
🌑 Moon: 8% lit

Best Time to Visit Louisville

Plan your trip to Louisville, 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.
← Back to Louisville 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Louisville?
Current conditions in Louisville: Partly cloudy, temperature 24°C, humidity 65%.
What is the best time to visit Louisville?
The best time to visit Louisville is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Louisville?
Louisville is located at approximately 38.8° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Louisville?
The wettest period in Louisville is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Louisville?
For visits to Louisville during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Louisville in?
Louisville is located in United States, in the state of Illinois.
What are the public holidays in Louisville in 2026?
View the 2026 public holidays for Louisville on our Holidays page.
What are the GPS coordinates used for the weather forecast in Louisville?
The weather forecast for Louisville uses coordinates 38.7723, -88.5025.