Mainz May Weather

Averages and records for weather in Mainz, Germany in the month of May.
Typical Mainz May Weather
1991–2020
Average daily high 20.4 °C
Average daily low 10.1 °C
Average monthly precipitation 5.5 cm
Daily chance of precipitation 39.9%
Mainz May Weather Records
1891–2023
Highest temperature 34.0 °C May 28, 2005
Lowest temperature -1.5 °C May 3, 1960
Highest daily low 19.1 °C May 29, 2005
Lowest daily high 6.6 °C May 2, 1979
Hottest average high temperature 23.2 °C 2001
Coldest average high temperature 15.7 °C 2010
Most daily precipitation 8.2 cm May 23, 1978
Most monthly precipitation 21.4 cm 1978
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°C) Record (°C)
High Low High Low
May 1 18.7 8.4 29.2 -0.3
May 2 18.8 8.5 29.0 1.9
May 3 19.0 8.6 27.5 -1.5
May 4 19.1 8.7 26.8 0.0
May 5 19.3 8.9 30.1 0.5
May 6 19.3 9.0 28.0 -0.5
May 7 19.4 9.2 28.8 -0.5
May 8 19.5 9.3 29.1 1.3
May 9 19.5 9.4 30.5 -0.8
May 10 19.6 9.5 29.6 0.8
May 11 19.7 9.6 30.0 -1.4
May 12 19.9 9.7 30.6 0.1
May 13 20.0 9.8 30.5 1.7
May 14 20.1 9.9 29.5 3.6
May 15 20.2 10.0 29.1 1.4
May 16 20.4 10.1 29.3 3.4
May 17 20.5 10.2 29.2 2.6
May 18 20.6 10.3 30.2 4.0
May 19 20.8 10.4 31.7 2.2
May 20 21.0 10.6 28.5 1.1
May 21 21.1 10.8 30.1 0.6
May 22 21.2 10.9 30.4 1.4
May 23 21.3 11.0 28.5 1.0
May 24 21.5 11.1 30.0 2.9
May 25 21.6 11.2 32.2 2.6
May 26 21.7 11.3 31.8 5.0
May 27 21.9 11.4 32.0 2.6
May 28 22.0 11.5 34.0 5.4
May 29 22.1 11.6 32.0 4.8
May 30 22.2 11.8 32.0 2.0
May 31 22.3 11.9 30.9 3.4
Weather Station Details
Years Station Coordinates
1891–2023 Mainz-Lerchenberg location