Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Bonn in May

In an average May, Bonn sees a daily high around 18°C and a low around 9°C, based on 1980–2026 of local climate records.

Average high18°C
Typical high range12°C to 24°C
Average low9°C
Typical low range5°C to 13°C
Average daily precipitation3 mm

May records

The most extreme May on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total May accumulation.

High

Highest 33°C 2017-05-29
Lowest 7°C 1987-05-04

Low

Highest 19°C 2005-05-28
Lowest 0°C 1981-05-03

Feels-like

Highest 40°C 2017-05-29
Lowest -5°C 2021-05-03

Humidity

Highest 15.5 g/m³ 2008-05-29
Lowest 4.2 g/m³ 2007-05-02

Wind

Highest 41 km/h 2007-05-11
Lowest 6 km/h 1985-05-20

Gust

Highest 90 km/h 2021-05-04
Lowest 14 km/h 2016-05-25

Precip

Wettest 175 mm 1983
Driest 22 mm 1989

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