Aargau, Switzerland Weather

  1. Aargau, Switzerland Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Aargau over the next 12 hours
  7. Temperature and possibility of rain in Aargau in the coming days
  8. Rainfall in Aargau in the coming days
  9. Aargau Weather Summary
  10. Weather averages by month
  11. Aargau's weather
  12. Frequently asked questions
  13. Comments
Aargau, Weather
(Photo by Dino Reichmuth on Unsplash)

Current conditions

Updated:
5°C
41.0°F
°C °F

Condition: Slight Rain

Pressure: 963 hPa

Feel like: 1 °C

Temperature: 5°C

Cloud: 100%

Humidity: 87%

Wind: WSW - 18 km/h

Visibility: 26.4 km

Weather forecast

Sun
25 Oct
5°C / 11°C
Slight Rain
Mon
26 Oct
4°C / 17°C
Fog
Tue
27 Oct
5°C / 13°C
Overcast
Wed
28 Oct
4°C / 12°C
Overcast
Thu
29 Oct
3°C / 10°C
Fog
Hourly forecast today:
06:00 AM
3° / 5°
3° / 5°
Slight Rain
87% 38 km/h
07:00 AM
4° / 5°
4° / 5°
Slight Rain
90% 42 km/h
08:00 AM
4° / 6°
4° / 6°
Slight Rain
90% 34 km/h
09:00 AM
4° / 6°
4° / 6°
Slight Rain
88% 36 km/h
10:00 AM
4° / 6°
4° / 6°
Slight Rain
85% 41 km/h
11:00 AM
5° / 7°
5° / 7°
Slight Rain
87% 35 km/h
12:00 PM
5° / 7°
5° / 7°
Slight Rain
88% 38 km/h
13:00 PM
5° / 7°
5° / 7°
Slight Rain Showers
83% 33 km/h
14:00 PM
5° / 8°
5° / 8°
Slight Rain
86% 23 km/h
15:00 PM
5° / 8°
5° / 8°
Slight Rain
80% 22 km/h
16:00 PM
4° / 8°
4° / 8°
Overcast
78% 25 km/h

30 Day Averages and Extremes

  • Average high 11.37°C
  • Average low 4.83°C
  • Hottest day 18°C (13 October 2026)
  • Coldest day 0°C (30 October 2026)
  • Average humidity 84.37%
  • Days with precipitation 16 days
  • Highest precipitation 71 mm (24 October 2026)

Yesterday's Data

  • Max: 8°C
  • Min: 5°C
  • Total Precipitation: 3 mm

Temperature and possibility of rain in Aargau over the next 12 hours

Temperature and possibility of rain in Aargau in the coming days

Rainfall in Aargau in the coming days

Aargau Climate Summary

Aargau features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 11.02ºC (51.84ºF), which is about 1.92% higher than the national average for Switzerland. Annually, the city experiences approximately 118.76 millimeters (4.68 inches) of rainfall, spread across 164.17 rainy days, accounting for 44.98% of the year.

Longitude 47.3876664
Latitude 8.2554295
Yearly high temperature 14.46ºC (58.03ºF)
Yearly low temperature 5.04ºC (41.07ºF)
Hottest month August 24.4ºC (75.92ºF)
Coldest month December -0.73ºC (30.69ºF)
Yearly precip 118.76mm (4.68in)
Days with rainfall 164.17 days (44.98%)
Driest month March (80.55%)
Wettest month June (77.78%)

Weather averages by month

Month High / Low (°C) Rain
January 3.82° / -2.08° 14.73 days
February 5.16° / -2.33° 12.09 days
March 10.4° / 0.78° 12.36 days
April 15.48° / 4.2° 12.36 days
May 17.89° / 6.8° 17.27 days
June 22.54° / 10.79° 16.36 days
July 24.51° / 12.85° 15.64 days
August 24.4° / 13.17° 14.82 days
September 20.52° / 9.66° 11.91 days
October 15.1° / 5.55° 11.36 days
November 8.96° / 1.84° 10.36 days
December 4.74° / -0.73° 14.91 days

Aargau's weather

Frequently asked questions

1. What is the hottest month in Aargau?

August has the highest average monthly temperature (daily mean of 24.4ºC) and December are the coolest (daily mean of -0.73ºC).

2. What should I wear in Aargau today?

For today's cool weather in Aargau, with temperatures between 9ºC to 12ºC (48.2ºF to 53.6ºF), you should consider wearing:
- Knit hat (optional for cooler mornings)
- Cotton socks
- Light scarf or wrap
- Comfortable pants or jeans

Temperature

Early
3°C / 5°C
Morning
4°C / 6°C
Afternoon
5°C / 8°C
Evening
4°C / 6°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 439
  • CO 148
  • NH3 1
  • NO2 2
  • O3 64
  • PM10 3
  • PM25 2
  • SO2 0
  • CH4 1,387

Sunrise / Sunset

05:59
16:21