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:
20°C
68.0°F
°C °F

Condition: Clear Sky

Pressure: 968 hPa

Feel like: 20 °C

Temperature: 20°C

Cloud: 0%

Humidity: 59%

Wind: SSE - 3 km/h

Visibility: 39.94 km

Weather forecast

Mon
22 Jun
15°C / 35°C
Fog
Tue
23 Jun
17°C / 36°C
Partly Cloudy
Wed
24 Jun
20°C / 35°C
Overcast
Thu
25 Jun
20°C / 34°C
Overcast
Fri
26 Jun
24°C / 33°C
Slight Thunderstorm
Hourly forecast today:
00:00 AM
12° / 20°
12° / 20°
Clear Sky
59% 9 km/h
01:00 AM
12° / 20°
12° / 20°
Clear Sky
64% 7 km/h
02:00 AM
13° / 19°
13° / 19°
Clear Sky
67% 6 km/h
03:00 AM
13° / 19°
13° / 19°
Clear Sky
66% 5 km/h
04:00 AM
13° / 19°
13° / 19°
Clear Sky
67% 2 km/h
05:00 AM
14° / 20°
14° / 20°
Clear Sky
67% 2 km/h
06:00 AM
16° / 21°
16° / 21°
Mainly Clear
69% 2 km/h
07:00 AM
15° / 23°
15° / 23°
Mainly Clear
61% 5 km/h
08:00 AM
15° / 26°
15° / 26°
Mainly Clear
50% 3 km/h
09:00 AM
13° / 28°
13° / 28°
Clear Sky
39% 5 km/h
10:00 AM
11° / 30°
11° / 30°
Clear Sky
31% 7 km/h

30 Day Averages and Extremes

  • Average high 26.27°C
  • Average low 14.63°C
  • Hottest day 36°C (23 June 2026)
  • Coldest day 0°C (04 July 2026)
  • Average humidity 63.27%
  • Days with precipitation 14 days
  • Highest precipitation 36 mm (30 June 2026)

Yesterday's Data

  • Max: 34°C
  • Min: 19°C
  • Total Precipitation: 0 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 very hot weather in Aargau, with the high temperatures above 34ºC (93.2ºF), consider wearing:
- Lightweight, loose-fitting shorts
- Light, natural fabrics (like cotton or linen)
- Sleeveless tops or vests
- Ultra-thin, breathable socks

Temperature

Early
13°C / 19°C
Morning
13°C / 28°C
Afternoon
10°C / 34°C
Evening
16°C / 22°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 480
  • CO 139
  • NH3 16
  • NO2 6
  • O3 51
  • PM10 21
  • PM25 9
  • SO2 0
  • CH4 1,510

Sunrise / Sunset

03:30
19:27