Aargau, Switzerland Weather
- Aargau, Switzerland Weather
- Current conditions
- Weather forecast
- Averages and extremes
- Yesterday's Data
- 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 Weather Summary
- Weather averages by month
- Aargau's weather
- Frequently asked questions
- Comments
Current conditions
Condition: Fog
Pressure: 965 hPa
Feel like: 5 °C
Temperature: 6°C
Cloud: 100%
Humidity: 98%
Wind: S - 1 km/h
Visibility: 5.94 km
30 Day Averages and Extremes
- Average high 8.1°C
- Average low 3.0°C
- Hottest day 16°C (26 October 2026)
- Coldest day -1°C (14 November 2026)
- Average humidity 84.07%
- Days with precipitation 18 days
- Highest precipitation 79 mm (09 November 2026)
Yesterday's Data
- Max: 10°C
- Min: 6°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 cool weather in Aargau, with temperatures between 7ºC to 10ºC (44.6ºF to 50.0ºF), you should consider wearing:
- Knit hat (optional for cooler mornings)
- Casual shoes or sneakers
- Thin gloves (optional for early mornings or late evenings)
- Light scarf or wrap
Temperature
Air quality
Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals
- CO2 487
- CO 254
- NH3 5
- NO2 17
- O3 5
- PM10 18
- PM25 17
- SO2 0
- CH4 1,698