Live Weather & Forecast
Weather in Aarau
Aargau, Switzerland · Real-time conditions & 3-day outlook
11°C
Feels like 10°C
52°F / Feels 50°F
Light rain
Aarau, Aargau
🌙 Nighttime
Updated: 2026-04-12 04:30
Humidity
87%
Wind
11.9 km/h WNW
Wind Gust
13.7 km/h
Pressure
1016 mb
Visibility
9 km
UV Index
0
(Low)
Precipitation
0.39 mm
Cloud Cover
75%
Dew Point
10.3°C
Wind Degree
289°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
136.9 μg/m³
NO₂
4.8 μg/m³
O₃
68 μg/m³
SO₂
1 μg/m³
PM 2.5
8.5 μg/m³
PM 10
11.9 μg/m³
Today's Hourly Forecast
24-hour breakdown for Aarau, Aargau
12 AM
9°
Light drizzle
1 AM
10°
Light rain
2 AM
11°
Fog
3 AM
11°
Mist
4 AM
11°
Light rain
5 AM
10°
Light drizzle
6 AM
9°
Light rain
7 AM
8°
Light rain
8 AM
8°
Light rain
9 AM
8°
Light rain
10 AM
8°
Light drizzle
11 AM
8°
Mist
12 PM
8°
Mist
1 PM
8°
Mist
2 PM
9°
Patchy rain nearby
3 PM
9°
Patchy rain nearby
4 PM
8°
Patchy rain nearby
5 PM
8°
Patchy rain nearby
6 PM
7°
Mist
7 PM
7°
Mist
8 PM
6°
Mist
9 PM
6°
Mist
10 PM
6°
Mist
11 PM
6°
Mist
3-Day Forecast
Daily overview for Aarau, Aargau
Today
Moderate rain
9°
/
6°
🌧️ 95% chance of rain
💧 Avg. humidity: 96%
💨 Max wind: 11.9 km/h
🌧️ Total precip: 9.21 mm
☀️ UV Index: 0.2
🌅 Sunrise: 06:45 AM
🌇 Sunset: 08:13 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Patchy rain nearby
7°
/
6°
🌧️ 85% chance of rain
💧 Avg. humidity: 97%
💨 Max wind: 6.1 km/h
🌧️ Total precip: 1.86 mm
☀️ UV Index: 0.1
🌅 Sunrise: 06:43 AM
🌇 Sunset: 08:14 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Patchy rain nearby
9°
/
4°
🌧️ 86% chance of rain
💧 Avg. humidity: 92%
💨 Max wind: 4.7 km/h
🌧️ Total precip: 2.37 mm
☀️ UV Index: 0.4
🌅 Sunrise: 06:41 AM
🌇 Sunset: 08:15 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Aarau
Plan your trip to Aarau, Switzerland 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
People also ask — answers optimized for search engines and voice queries.
What is the current weather in Aarau?
Current conditions in Aarau: Light rain, temperature 11°C, humidity 87%.
What is the best time to visit Aarau?
The best time to visit Aarau is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Aarau?
Aarau is located at approximately 47.4° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Aarau?
The wettest period in Aarau is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Aarau?
For visits to Aarau during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Aarau in?
Aarau is located in Switzerland, in the state of Aargau.
What are the public holidays in Aarau in 2026?
View the 2026 public holidays for Aarau on our Holidays page.
What are the GPS coordinates used for the weather forecast in Aarau?
The weather forecast for Aarau uses coordinates 47.3927, 8.0444.