The temperatures in Argenteuil in August are comfortable with low of 15°C and and high up to 25°C.
You can expect about 3 to 8 days of rain in Argenteuil during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Argenteuil in August 2026.
If you’re planning to visit Argenteuil in the near future, we highly recommend that you review the 14 day weather forecast for Argenteuil before you arrive.
Temperatures
25° / 15°
Rainy Days
3
Snowy Days
0
Dry Days
28
Rainfall
45
mm
Sun Hours
10.2
Hrs
