Mainz Weather in April
Average highs run from 14°C on April 1 to 18°C on April 30, and lows from 3°C to 8°C. Normal precipitation for the month is 42 mm over about 9 wet days.
April day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
April at a glance
- Average high
- 15°C
- Average low
- 5°C
- Precipitation
- 42 mm
- Record high
- 29°CApr 28, 2012
- Record low
- -5°CApr 8, 2003
- Daylight
- 12 h 55 min to 14 h 39 min
- Cloud cover
- 69%
- Humidity
- 76%
- Dew point
- 5°C
- Wind
- 13.3 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Apr 1 | 14°C | 3°C | 23°C 2021 | -4°C 2013 | 33% |
| Apr 2 | 15°C | 4°C | 22°C 2011 | -3°C 1996 | 32% |
| Apr 3 | 14°C | 5°C | 21°C 2014 | -3°C 2022 | 32% |
| Apr 4 | 13°C | 4°C | 22°C 2014 | -3°C 2022 | 32% |
| Apr 5 | 12°C | 3°C | 21°C 2025 | -3°C 2023 | 32% |
| Apr 6 | 13°C | 3°C | 24°C 2024 | -2°C 1992 | 33% |
| Apr 7 | 13°C | 3°C | 23°C 2024 | -3°C 2003 | 32% |
| Apr 8 | 13°C | 3°C | 24°C 2024 | -5°C 2003 | 32% |
| Apr 9 | 14°C | 4°C | 23°C 2020 | -4°C 2003 | 31% |
| Apr 10 | 14°C | 4°C | 23°C 2009 | -3°C 2003 | 32% |
| Apr 11 | 14°C | 4°C | 24°C 2009 | -2°C 1988 | 32% |
| Apr 12 | 14°C | 4°C | 23°C 2009 | -2°C 2021 | 31% |
| Apr 13 | 13°C | 4°C | 24°C 2007 | -2°C 2021 | 29% |
| Apr 14 | 14°C | 4°C | 27°C 2007 | -3°C 2001 | 28% |
| Apr 15 | 15°C | 4°C | 26°C 2007 | -1°C 1994 | 27% |
| Apr 16 | 15°C | 5°C | 25°C 2007 | -1°C 1997 | 28% |
| Apr 17 | 14°C | 5°C | 24°C 2020 | -3°C 2012 | 29% |
| Apr 18 | 14°C | 5°C | 24°C 2018 | -2°C 1991 | 28% |
| Apr 19 | 14°C | 5°C | 27°C 2018 | -1°C 1991 | 30% |
| Apr 20 | 16°C | 4°C | 27°C 2018 | -2°C 1991 | 31% |
| Apr 21 | 17°C | 5°C | 25°C 2018 | -3°C 1997 | 31% |
| Apr 22 | 18°C | 6°C | 26°C 2018 | -3°C 1991 | 32% |
| Apr 23 | 18°C | 6°C | 25°C 2011 | -2°C 2024 | 33% |
| Apr 24 | 18°C | 6°C | 25°C 1995 | -2°C 2016 | 35% |
| Apr 25 | 18°C | 7°C | 25°C 2007 | -1°C 1988 | 35% |
| Apr 26 | 17°C | 8°C | 24°C 2007 | -1°C 2023 | 34% |
| Apr 27 | 16°C | 7°C | 26°C 1993 | 0°C 2016 | 34% |
| Apr 28 | 17°C | 7°C | 29°C 2012 | -2°C 2016 | 36% |
| Apr 29 | 18°C | 7°C | 25°C 1993 | -1°C 2016 | 37% |
| Apr 30 | 18°C | 8°C | 26°C 2024 | 0°C 2021 | 38% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+2).
- April 1
- sunrise 7:04 AM, sunset 7:59 PM
- April 30
- sunrise 6:05 AM, sunset 8:44 PM
Other months
Sources
Records: NOAA GHCN-Daily, station GME00130258, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.