Phnom Penh, Cambodia 14-Day Forecast

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79°
Clear right now Today: high 98°, low 77°
Updated just now

Phnom Penh weather for the next 14 days

Today

Sunny High 98° Low 77°
Precipitation
36% · 0.01 in
14 mph
10 - Very High
Sunrise / sunset
05:44 AM / 06:28 PM

Sunday, July 19

Sunny High 100° Low 77°
Precipitation
4% · 0.0 in
Max wind
16 mph
Humidity
58%
UV index
11 - Extreme
Sunrise / sunset
05:45 AM / 06:28 PM

Monday, July 20

Sunny High 100° Low 76°
Precipitation
3% · 0.0 in
Max wind
18 mph
Humidity
58%
UV index
12 - Extreme
Sunrise / sunset
05:45 AM / 06:28 PM

Tuesday, July 21

Sunny High 100° Low 75°
Precipitation
3% · 0.0 in
Max wind
18 mph
Humidity
56%
UV index
12 - Extreme
Sunrise / sunset
05:45 AM / 06:27 PM

Wednesday, July 22

Partly Cloudy High 97° Low 78°
Precipitation
57% · 0.09 in
Max wind
13 mph
Humidity
60%
UV index
9 - Very High
Sunrise / sunset
05:45 AM / 06:27 PM

Thursday, July 23

Patchy rain nearby High 95° Low 77°
Precipitation
69% · 0.28 in
Max wind
11 mph
Humidity
66%
UV index
8 - Very High
Sunrise / sunset
05:46 AM / 06:27 PM

Friday, July 24

Light rain shower High 90° Low 77°
Precipitation
73% · 0.25 in
Max wind
15 mph
Humidity
71%
UV index
7 - High
Sunrise / sunset
05:46 AM / 06:27 PM

Saturday, July 25

Partly Cloudy High 93° Low 76°
Precipitation
41% · 0.03 in
Max wind
10 mph
Humidity
69%
UV index
8 - Very High
Sunrise / sunset
05:46 AM / 06:27 PM

Sunday, July 26

Light rain shower High 89° Low 76°
Precipitation
82% · 0.94 in
Max wind
8 mph
Humidity
79%
UV index
7 - High
Sunrise / sunset
05:46 AM / 06:26 PM

Monday, July 27

Patchy rain nearby High 84° Low 76°
Precipitation
80% · 0.25 in
Max wind
11 mph
Humidity
82%
UV index
7 - High
Sunrise / sunset
05:47 AM / 06:26 PM

Tuesday, July 28

Light rain shower High 80° Low 77°
Precipitation
86% · 0.43 in
Max wind
13 mph
Humidity
85%
UV index
7 - High
Sunrise / sunset
05:47 AM / 06:26 PM

Wednesday, July 29

Patchy rain nearby High 80° Low 76°
Precipitation
80% · 0.17 in
Max wind
10 mph
Humidity
88%
UV index
6 - High
Sunrise / sunset
05:47 AM / 06:26 PM

Thursday, July 30

Patchy rain nearby High 84° Low 77°
Precipitation
62% · 0.07 in
Max wind
16 mph
Humidity
80%
UV index
7 - High
Sunrise / sunset
05:47 AM / 06:26 PM

Friday, July 31

Sunny High 89° Low 78°
Precipitation
12% · 0.0 in
Max wind
21 mph
Humidity
69%
UV index
8 - Very High
Sunrise / sunset
05:47 AM / 06:25 PM

Phnom Penh 14-day outlook: the story

The warmest day of Phnom Penh's 14-day outlook is Sunday, July 19 with a high near 100°F (38°C); the coolest night comes Tuesday, July 21, dipping to 75°F (24°C). The trend points cooler: week two runs about 11°F below week one. Highs over the next two weeks average 97°F (36°C), about 8°F (4°C) above the typical July high of 89°F (32°C).

Precipitation is most likely on Wednesday 22, Thursday 23, Friday 24, Sunday 26 and beyond; the wettest day looks like Sunday, July 26 with about 0.94 in (23.9 mm) expected. For the weekend, expect Saturday 98°F (37°C) and sunny / Sunday 100°F (38°C) and sunny.

For typical conditions month by month, see the Phnom Penh climate & average temperatures guide.

Phnom Penh forecast questions

Will it rain in Phnom Penh this week?
The forecast currently shows meaningful precipitation chances on 8 of the next 14 days, peaking around Sunday, July 26.
What will be the warmest day in Phnom Penh over the next 14 days?
Sunday, July 19, with a forecast high near 100°F (38°C).
How accurate is a 14-day forecast for Phnom Penh?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in Phnom Penh by month

Monthly averages for Phnom Penh based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 89° 74° 4 0.7 in 10.4 h/day 67%
February 91° 74° 2 0.6 in 11.0 h/day 62%
March 94° 77° 5 1.5 in 11.4 h/day 63%
April 94° 79° 14 3.7 in 11.2 h/day 69%
May 92° 80° 25 7.0 in 10.1 h/day 77%
June 90° 78° 24 6.4 in 9.3 h/day 79%
July 89° 78° 24 7.4 in 8.4 h/day 80%
August 90° 78° 26 8.2 in 9.0 h/day 80%
September 88° 77° 28 11.7 in 8.0 h/day 85%
October 87° 76° 25 12.0 in 8.7 h/day 85%
November 87° 76° 16 6.0 in 9.8 h/day 80%
December 87° 74° 7 1.6 in 9.9 h/day 72%
14-day forecasts nearby