Thermograph

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

Weather in Colombo in May

In an average May, Colombo sees a daily high around 30°C and a low around 27°C, based on 1980–2026 of local climate records.

Average high30°C
Typical high range29°C to 31°C
Average low27°C
Typical low range26°C to 28°C
Average daily precipitation10 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 32°C 2010-05-02
Lowest 27°C 1999-05-29

Low

Highest 29°C 1998-05-23
Lowest 24°C 2003-05-13

Feels-like

Highest 46°C 2010-05-02
Lowest 27°C 1999-05-29

Humidity

Highest 25.7 g/m³ 2024-05-05
Lowest 19.0 g/m³ 2012-05-03

Wind

Highest 42 km/h 2024-05-22
Lowest 10 km/h 1998-05-13

Gust

Highest 73 km/h 2016-05-15
Lowest 18 km/h 2016-05-12

Precip

Wettest 705 mm 2016
Driest 117 mm 2019

See Colombo's live weather grade →

Visiting Colombo in May? See how its comfort stacks up against where you live.

Compare Colombo with your city →

‹ April · Colombo climate overview · June ›