Live Weather & Forecast
Weather in Peru
Illinois, United States · Real-time conditions & 3-day outlook
17°C
Feels like 17°C
62°F / Feels 62°F
Light rain
Peru, Illinois
🌙 Nighttime
Updated: 2026-04-12 21:00
Humidity
90%
Wind
30.2 km/h SSW
Wind Gust
44.1 km/h
Pressure
1010 mb
Visibility
11 km
UV Index
0
(Low)
Precipitation
0.91 mm
Cloud Cover
100%
Dew Point
15.6°C
Wind Degree
201°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
146.9 μg/m³
NO₂
3.3 μg/m³
O₃
98 μg/m³
SO₂
2 μg/m³
PM 2.5
5.6 μg/m³
PM 10
5.8 μg/m³
Today's Hourly Forecast
24-hour breakdown for Peru, Illinois
12 AM
11°
Clear
1 AM
11°
Clear
2 AM
11°
Clear
3 AM
11°
Clear
4 AM
11°
Clear
5 AM
11°
Clear
6 AM
12°
Clear
7 AM
14°
Sunny
8 AM
16°
Sunny
9 AM
19°
Sunny
10 AM
22°
Sunny
11 AM
25°
Sunny
12 PM
27°
Sunny
1 PM
27°
Sunny
2 PM
28°
Sunny
3 PM
28°
Sunny
4 PM
27°
Sunny
5 PM
26°
Sunny
6 PM
25°
Partly Cloudy
7 PM
21°
Patchy rain nearby
8 PM
20°
Moderate rain at times
9 PM
17°
Light rain
10 PM
18°
Heavy rain at times
11 PM
17°
Moderate rain
3-Day Forecast
Daily overview for Peru, Illinois
Today
Moderate rain
29°
/
10°
🌧️ 89% chance of rain
💧 Avg. humidity: 65%
💨 Max wind: 35.3 km/h
🌧️ Total precip: 7.4 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:21 AM
🌇 Sunset: 07:34 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Patchy rain nearby
21°
/
17°
🌧️ 89% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 27.4 km/h
🌧️ Total precip: 1.38 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:19 AM
🌇 Sunset: 07:35 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Thundery outbreaks in nearby
26°
/
20°
🌧️ 0% chance of rain
💧 Avg. humidity: 87%
💨 Max wind: 33.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:18 AM
🌇 Sunset: 07:36 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Peru
Plan your trip to Peru, 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 Peru?
Current conditions in Peru: Light rain, temperature 17°C, humidity 90%.
What is the best time to visit Peru?
The best time to visit Peru is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Peru?
Peru is located at approximately 41.3° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Peru?
The wettest period in Peru is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Peru?
For visits to Peru during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Peru in?
Peru is located in United States, in the state of Illinois.
What are the public holidays in Peru in 2026?
View the 2026 public holidays for Peru on our Holidays page.
What are the GPS coordinates used for the weather forecast in Peru?
The weather forecast for Peru uses coordinates 41.3273, -89.1288.