Aarau weather
At 1:30 AM local time it was cloudy and 7°C (45°F). Little to no rain in the next 24 hours. Best months for weather: May–Sep. Aarau sits 390 m (1,280 ft) above sea level, which keeps it cooler than the coast. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Aarau, Aargau, Switzerland.
Current conditions
- Clouds
- 100%
- Chance of rain
- 0%
- Rain
- 0.0 mm/h
Hourly Forecast
Little to no rain in the next 24 hours
Daily Forecast
Best Time to Visit
Peak season May–SepOff season Nov–Mar
About Aarau weather
Is it raining in Aarau right now?
No. It’s cloudy and 7° right now. Little to no rain in the next 24 hours.
What’s the weather like in Aarau this week?
Over the next 7 days, expect highs of 7–11° and lows of 2–5°. Little rain is expected. The driest day looks like Sunday.
Has it been raining in Aarau lately?
In the past 7 days, Aarau had 1 rainy day and 10.4 mm of rain in total.
What should I pack for Aarau?
For the coming week, bring a warm winter coat.
Aarau weather by month
When is the best time to visit Aarau?
Based on weather alone, the best time to visit Aarau is May–Sep, according to NASA's 2001–2025 climate averages. Nov–Mar tends to be the least pleasant. Average highs run from 3°C (37°F) in January to 23°C (74°F) in July.
What is the rainiest month in Aarau?
May is the wettest month, with about 129 mm (5.1 in) of rain on average. February is the driest, with about 65 mm (2.6 in).
What is the hottest month in Aarau?
July is the warmest, with average highs of 23°C (74°F) and lows of 14°C (57°F). January is the coolest, with highs of 3°C (37°F) and lows of -4°C (25°F).
Does Aarau have a rainy season?
Not a strong one. No month averages more than 150 mm of rain; the wettest is May at about 129 mm (5.1 in).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months