Live Weather & Forecast
Weather in Sterling
Illinois, United States · Real-time conditions & 3-day outlook
14°C
Feels like 13°C
58°F / Feels 55°F
Mist
Sterling, Illinois
🌙 Nighttime
Updated: 2026-04-12 06:00
Humidity
96%
Wind
16.6 km/h SSW
Wind Gust
27.8 km/h
Pressure
1016 mb
Visibility
6.4 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
15.6°C
Wind Degree
210°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
141.9 μg/m³
NO₂
1.7 μg/m³
O₃
82 μg/m³
SO₂
1 μg/m³
PM 2.5
3.1 μg/m³
PM 10
3.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Sterling, Illinois
12 AM
17°
Partly Cloudy
1 AM
17°
Mist
2 AM
17°
Overcast
3 AM
17°
Overcast
4 AM
17°
Overcast
5 AM
17°
Clear
6 AM
14°
Mist
7 AM
17°
Mist
8 AM
17°
Mist
9 AM
18°
Overcast
10 AM
20°
Partly Cloudy
11 AM
21°
Sunny
12 PM
23°
Sunny
1 PM
24°
Sunny
2 PM
26°
Sunny
3 PM
27°
Sunny
4 PM
28°
Sunny
5 PM
29°
Sunny
6 PM
29°
Sunny
7 PM
27°
Sunny
8 PM
25°
Sunny
9 PM
23°
Clear
10 PM
22°
Clear
11 PM
21°
Clear
3-Day Forecast
Daily overview for Sterling, Illinois
Today
Sunny
29°
/
16°
🌧️ 0% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 29.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2
🌅 Sunrise: 07:19 AM
🌇 Sunset: 08:11 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
32°
/
19°
🌧️ 0% chance of rain
💧 Avg. humidity: 66%
💨 Max wind: 33.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.3
🌅 Sunrise: 07:18 AM
🌇 Sunset: 08:12 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Thundery outbreaks in nearby
28°
/
21°
🌧️ 0% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 34.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 07:16 AM
🌇 Sunset: 08:12 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Sterling
Plan your trip to Sterling, 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 Sterling?
Current conditions in Sterling: Mist, temperature 14°C, humidity 96%.
What is the best time to visit Sterling?
The best time to visit Sterling is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Sterling?
Sterling is located at approximately 31.8° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Sterling?
The wettest period in Sterling is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Sterling?
For visits to Sterling during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Sterling in?
Sterling is located in United States, in the state of Illinois.
What are the public holidays in Sterling in 2026?
View the 2026 public holidays for Sterling on our Holidays page.
What are the GPS coordinates used for the weather forecast in Sterling?
The weather forecast for Sterling uses coordinates 31.8151, -101.0453.