Mainz Monthly Climate Averages

Mainz is located in oceanic climate that can be described as high humidity and moderate seasonal temperature fluctuations warm summer and soft but windy winter.

To help you choose the best time to travel, you can find climate data below on the weather in Mainz .


Month	t°C day	t°C night	mm rain	daylight

January	+4	-0.5	40	9.3h
February	+5.5	0	35	10.7h
March	+10.8	+2.9	34	12.5h
April	+16.6	+6.9	32	14.4h
May	+19.7	+10.1	58	16.1h
June	+22.7	+13.1	73	17h
July	+25.3	+15.3	52	16.5h
August	+24.6	+14.5	58	15h
September	+19.9	+11.1	42	13.1h
October	+14.1	+7	41	11.2h
November	+8.6	+4	44	9.6h
December	+5.1	+0.7	50	8.8h

Best places

Best time with the soft weather for the sightseeing and long walks in Mainz are May, June, July, August, September.

Temperature in Mainz

The table shows that the hottest months in Mainz are July and August, during which the average daytime temperature reaches +25.3°C and the nighttime temperature falls to +15.3°C.

The coldest months are January and December, when the daily average temperature falls to +4°C, and drops to -0.5°C during the night.

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Precipitation

The largest amount of precipitation falls on average in June and May, up to 73mm, and the least in April and March — up to 32mm.