Aachen — ihu igwe site na ọnwa

The nkezi kacha kwa ụbọchị okpomọkụ — 21.8°C August. Nkezi kacha n'abalị okpomọkụ — 14.4°C August. The nkezi kacha nta kwa ụbọchị okpomọkụ — 3.9°C na January. The nkezi kacha nta n'abalị okpomọkụ — 1.6°C na January.

Oke ọdịda — 79 mm E dere ya July. Kacha nta ọdịda — 33.5 mm E dere ya November.