Live Weather & Forecast
Weather in Freeport
Illinois, United States · Real-time conditions & 3-day outlook
18°C
Feels like 18°C
64°F / Feels 64°F
Partly cloudy
Freeport, Illinois
🌞 Daytime
Updated: 2026-04-12 09:30
Humidity
85%
Wind
28.4 km/h SSW
Wind Gust
44.8 km/h
Pressure
1014 mb
Visibility
16 km
UV Index
0.7
(Low)
Precipitation
2.05 mm
Cloud Cover
75%
Dew Point
12.6°C
Wind Degree
202°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
148.9 μg/m³
NO₂
2 μg/m³
O₃
92 μg/m³
SO₂
1.4 μg/m³
PM 2.5
6.6 μg/m³
PM 10
7 μg/m³
Today's Hourly Forecast
24-hour breakdown for Freeport, Illinois
12 AM
9°
Clear
1 AM
10°
Clear
2 AM
10°
Clear
3 AM
11°
Clear
4 AM
12°
Clear
5 AM
13°
Clear
6 AM
13°
Clear
7 AM
14°
Sunny
8 AM
15°
Patchy rain nearby
9 AM
18°
Partly cloudy
10 AM
18°
Patchy rain nearby
11 AM
20°
Sunny
12 PM
22°
Sunny
1 PM
22°
Sunny
2 PM
23°
Sunny
3 PM
22°
Sunny
4 PM
20°
Patchy rain nearby
5 PM
19°
Overcast
6 PM
18°
Overcast
7 PM
18°
Moderate rain
8 PM
18°
Overcast
9 PM
18°
Overcast
10 PM
17°
Moderate rain
11 PM
17°
Overcast
3-Day Forecast
Daily overview for Freeport, Illinois
Today
Moderate rain
23°
/
9°
🌧️ 86% chance of rain
💧 Avg. humidity: 85%
💨 Max wind: 38.2 km/h
🌧️ Total precip: 15.17 mm
☀️ UV Index: 0.6
🌅 Sunrise: 06:22 AM
🌇 Sunset: 07:37 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
25°
/
16°
🌧️ 0% chance of rain
💧 Avg. humidity: 93%
💨 Max wind: 29.5 km/h
🌧️ Total precip: 0.02 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:21 AM
🌇 Sunset: 07:38 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Thundery outbreaks in nearby
25°
/
18°
🌧️ 0% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 34.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:19 AM
🌇 Sunset: 07:39 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Freeport
Plan your trip to Freeport, 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 Freeport?
Current conditions in Freeport: Partly cloudy, temperature 18°C, humidity 85%.
What is the best time to visit Freeport?
The best time to visit Freeport is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Freeport?
Freeport is located at approximately 42.3° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Freeport?
The wettest period in Freeport is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Freeport?
For visits to Freeport during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Freeport in?
Freeport is located in United States, in the state of Illinois.
What are the public holidays in Freeport in 2026?
View the 2026 public holidays for Freeport on our Holidays page.
What are the GPS coordinates used for the weather forecast in Freeport?
The weather forecast for Freeport uses coordinates 42.2967, -89.6212.