Weather in Phnom Penh in May
In an average May, Phnom Penh sees a daily high around 35°C and a low around 27°C, based on 1980–2026 of local climate records.
| Average high | 35°C |
|---|---|
| Typical high range | 32°C to 37°C |
| Average low | 27°C |
| Typical low range | 25°C to 28°C |
| Average daily precipitation | 5 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
41°C
2026-05-02
Lowest
28°C
2006-05-20
Low
Highest
30°C
2016-05-10
Lowest
24°C
2012-05-15
Feels-like
Highest
75°C
2010-05-18
Lowest
34°C
2006-05-20
Humidity
Highest
26.9 g/m³
2017-05-22
Lowest
17.9 g/m³
1995-05-06
Wind
Highest
24 km/h
1986-05-20
Lowest
5 km/h
1988-05-12
Gust
Highest
59 km/h
1989-05-24
Lowest
16 km/h
2018-05-31
Precip
Wettest
331 mm
2007
Driest
75 mm
2015
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