Phnom Penh weather by month

Check out Phnom Penh weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Phnom Penh (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
32°C maximum daytime temperature in January in Phnom Penh32
32°C maximum daytime temperature in February in Phnom Penh32
34°C maximum daytime temperature in March in Phnom Penh34
34°C maximum daytime temperature in April in Phnom Penh34
34°C maximum daytime temperature in May in Phnom Penh34
33°C maximum daytime temperature in June in Phnom Penh33
32°C maximum daytime temperature in July in Phnom Penh32
32°C maximum daytime temperature in August in Phnom Penh32
31°C maximum daytime temperature in September in Phnom Penh31
31°C maximum daytime temperature in October in Phnom Penh31
30°C maximum daytime temperature in November in Phnom Penh30
30°C maximum daytime temperature in December in Phnom Penh30
Min temperature (night-time)
21°C minimum night-time temperature in January in Phnom Penh21
22°C minimum night-time temperature in February in Phnom Penh22
23°C minimum night-time temperature in March in Phnom Penh23
24°C minimum night-time temperature in April in Phnom Penh24
25°C minimum night-time temperature in May in Phnom Penh25
24°C minimum night-time temperature in June in Phnom Penh24
25°C minimum night-time temperature in July in Phnom Penh25
25°C minimum night-time temperature in August in Phnom Penh25
24°C minimum night-time temperature in September in Phnom Penh24
24°C minimum night-time temperature in October in Phnom Penh24
23°C minimum night-time temperature in November in Phnom Penh23
22°C minimum night-time temperature in December in Phnom Penh22
Heat & Humidity
High heat & humidity in January in Phnom PenhH
High heat & humidity in February in Phnom PenhH
Very high heat & humidity in March in Phnom PenhVH
Very high heat & humidity in April in Phnom PenhVH
Extreme heat & humidity in May in Phnom PenhE
Very high heat & humidity in June in Phnom PenhVH
Very high heat & humidity in July in Phnom PenhVH
Very high heat & humidity in August in Phnom PenhVH
Very high heat & humidity in September in Phnom PenhVH
Very high heat & humidity in October in Phnom PenhVH
High heat & humidity in November in Phnom PenhH
High heat & humidity in December in Phnom PenhH

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Phnom Penh

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
12 hours of daylight per day in January in Phnom Penh12
12 hours of daylight per day in February in Phnom Penh12
12 hours of daylight per day in March in Phnom Penh12
12 hours of daylight per day in April in Phnom Penh12
13 hours of daylight per day in May in Phnom Penh13
13 hours of daylight per day in June in Phnom Penh13
13 hours of daylight per day in July in Phnom Penh13
12 hours of daylight per day in August in Phnom Penh12
12 hours of daylight per day in September in Phnom Penh12
12 hours of daylight per day in October in Phnom Penh12
12 hours of daylight per day in November in Phnom Penh12
11 hours of daylight per day in December in Phnom Penh11
UV Index (Maximum)
UV (maximum) index 10 (Very High) in January in Phnom Penh10
UV (maximum) index 11+ (Extreme) in February in Phnom Penh11
UV (maximum) index 11+ (Extreme) in March in Phnom Penh11
UV (maximum) index 11+ (Extreme) in April in Phnom Penh11
UV (maximum) index 11+ (Extreme) in May in Phnom Penh11
UV (maximum) index 11+ (Extreme) in June in Phnom Penh11
UV (maximum) index 11+ (Extreme) in July in Phnom Penh11
UV (maximum) index 11+ (Extreme) in August in Phnom Penh11
UV (maximum) index 11+ (Extreme) in September in Phnom Penh11
UV (maximum) index 11+ (Extreme) in October in Phnom Penh11
UV (maximum) index 10 (Very High) in November in Phnom Penh10
UV (maximum) index 10 (Very High) in December in Phnom Penh10

Rainfall in Phnom Penh

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
1 day with some rainfall in January in Phnom Penh1
1 day with some rainfall in February in Phnom Penh1
3 days with some rainfall in March in Phnom Penh3
6 days with some rainfall in April in Phnom Penh6
15 days with some rainfall in May in Phnom Penh15
15 days with some rainfall in June in Phnom Penh15
17 days with some rainfall in July in Phnom Penh17
16 days with some rainfall in August in Phnom Penh16
19 days with some rainfall in September in Phnom Penh19
17 days with some rainfall in October in Phnom Penh17
9 days with some rainfall in November in Phnom Penh9
4 days with some rainfall in December in Phnom Penh4
Average monthly rainfall (mm)
6 mm monthly rainfall in January in Phnom Penh6
8 mm monthly rainfall in February in Phnom Penh8
29 mm monthly rainfall in March in Phnom Penh29
68 mm monthly rainfall in April in Phnom Penh68
166 mm monthly rainfall in May in Phnom Penh166
156 mm monthly rainfall in June in Phnom Penh156
149 mm monthly rainfall in July in Phnom Penh149
162 mm monthly rainfall in August in Phnom Penh162
245 mm monthly rainfall in September in Phnom Penh245
263 mm monthly rainfall in October in Phnom Penh263
115 mm monthly rainfall in November in Phnom Penh115
27 mm monthly rainfall in December in Phnom Penh27

More about Phnom Penh

Phnom Penh by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Cambodia (Phnom Penh) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Phnom Penh?

Phnom Penh has a hot tropical climate with a winter dry season.

Metric (°C / mm)  |  Imperial (°F / inches)

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Tropical storm risk: Phnom Penh, Cambodia typhoon season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
2.7%
2.3%
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about Cambodia

Compare Phnom Penh with the USA

Below the Phnom Penh chart shows average maximum daytime temperature for Phnum Penh, Cambodia and the USA (Washington).

Maximum daytime temperature (°C)

Phnum Penh, Cambodia
USA (Washington)
32
5
32
7
34
13
34
19
34
24
33
29
32
31
32
30
31
26
31
20
30
14
30
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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