Live Weather & Forecast
Weather in Knoxville
Iowa, United States · Real-time conditions & 3-day outlook
18°C
Feels like 18°C
65°F / Feels 65°F
Partly cloudy
Knoxville, Iowa
🌞 Daytime
Updated: 2026-04-12 15:30
Humidity
94%
Wind
32 km/h SSW
Wind Gust
44.4 km/h
Pressure
1008 mb
Visibility
13 km
UV Index
1.5
(Low)
Precipitation
0.2 mm
Cloud Cover
75%
Dew Point
17.4°C
Wind Degree
192°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
142.9 μg/m³
NO₂
3.8 μg/m³
O₃
67 μg/m³
SO₂
1.3 μg/m³
PM 2.5
1.8 μg/m³
PM 10
1.8 μg/m³
Today's Hourly Forecast
24-hour breakdown for Knoxville, Iowa
12 AM
15°
Clear
1 AM
15°
Clear
2 AM
15°
Clear
3 AM
15°
Clear
4 AM
16°
Clear
5 AM
16°
Clear
6 AM
16°
Clear
7 AM
16°
Sunny
8 AM
17°
Sunny
9 AM
18°
Sunny
10 AM
20°
Sunny
11 AM
21°
Sunny
12 PM
22°
Sunny
1 PM
22°
Cloudy
2 PM
22°
Patchy rain nearby
3 PM
18°
Partly cloudy
4 PM
20°
Patchy rain nearby
5 PM
19°
Overcast
6 PM
19°
Overcast
7 PM
18°
Overcast
8 PM
18°
Overcast
9 PM
18°
Overcast
10 PM
18°
Thundery outbreaks in nearby
11 PM
18°
Thundery outbreaks in nearby
3-Day Forecast
Daily overview for Knoxville, Iowa
Today
Patchy rain nearby
23°
/
15°
🌧️ 81% chance of rain
💧 Avg. humidity: 85%
💨 Max wind: 34.9 km/h
🌧️ Total precip: 0.3 mm
☀️ UV Index: 0.5
🌅 Sunrise: 06:37 AM
🌇 Sunset: 07:50 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
24°
/
18°
🌧️ 0% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 34.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:36 AM
🌇 Sunset: 07:51 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Thundery outbreaks in nearby
24°
/
19°
🌧️ 0% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 34.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:34 AM
🌇 Sunset: 07:52 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Knoxville
Plan your trip to Knoxville, 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 Knoxville?
Current conditions in Knoxville: Partly cloudy, temperature 18°C, humidity 94%.
What is the best time to visit Knoxville?
The best time to visit Knoxville is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Knoxville?
Knoxville is located at approximately 41.3° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Knoxville?
The wettest period in Knoxville is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Knoxville?
For visits to Knoxville during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Knoxville in?
Knoxville is located in United States, in the state of Iowa.
What are the public holidays in Knoxville in 2026?
View the 2026 public holidays for Knoxville on our Holidays page.
What are the GPS coordinates used for the weather forecast in Knoxville?
The weather forecast for Knoxville uses coordinates 41.3184, -93.0971.