Siem Reap, Cambodia 14-Day Forecast
Cambodia 🇰🇭
78°
Overcast right now
Today: high 89°, low 78°
Updated 10 min ago
Siem Reap weather for the next 14 days
Friday, August 28
Overcast High 88° Low 78°Precipitation
83%
· 0.19 in
Max wind
13 mph
Humidity
81%
UV index
10 - Very High
Sunrise / sunset
05:53 AM / 06:18 PM
Saturday, August 29
Overcast High 85° Low 78°Precipitation
81%
· 0.15 in
Max wind
13 mph
Humidity
82%
UV index
6 - High
Sunrise / sunset
05:53 AM / 06:17 PM
Sunday, August 30
Overcast High 81° Low 76°Precipitation
84%
· 0.19 in
Max wind
13 mph
Humidity
84%
UV index
6 - High
Sunrise / sunset
05:53 AM / 06:17 PM
Monday, August 31
Light rain shower High 83° Low 75°Precipitation
91%
· 0.45 in
Max wind
14 mph
Humidity
89%
UV index
6 - High
Sunrise / sunset
05:53 AM / 06:16 PM
Tuesday, September 1
Light rain shower High 86° Low 75°Precipitation
86%
· 0.24 in
Max wind
12 mph
Humidity
85%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:15 PM
Wednesday, September 2
Patchy rain nearby High 80° Low 75°Precipitation
75%
· 0.06 in
Max wind
9 mph
Humidity
89%
UV index
6 - High
Sunrise / sunset
05:53 AM / 06:15 PM
Thursday, September 3
Patchy rain nearby High 84° Low 75°Precipitation
80%
· 0.12 in
Max wind
12 mph
Humidity
84%
UV index
6 - High
Sunrise / sunset
05:53 AM / 06:14 PM
Friday, September 4
Patchy rain nearby High 86° Low 77°Precipitation
82%
· 0.2 in
Max wind
11 mph
Humidity
80%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:13 PM
Saturday, September 5
Light rain shower High 80° Low 75°Precipitation
89%
· 0.36 in
Max wind
8 mph
Humidity
89%
UV index
6 - High
Sunrise / sunset
05:53 AM / 06:13 PM
Sunday, September 6
Overcast High 88° Low 75°Precipitation
75%
· 0.15 in
Max wind
8 mph
Humidity
79%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:12 PM
Monday, September 7
Overcast High 92° Low 77°Precipitation
81%
· 0.24 in
Max wind
10 mph
Humidity
77%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:11 PM
Tuesday, September 8
Overcast High 91° Low 78°Precipitation
77%
· 0.14 in
Max wind
11 mph
Humidity
77%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:11 PM
Wednesday, September 9
Overcast High 93° Low 78°Precipitation
50%
· 0.03 in
Max wind
9 mph
Humidity
71%
UV index
7 - High
Sunrise / sunset
05:53 AM / 06:10 PM
Siem Reap 14-day outlook: the story
The warmest day of Siem Reap's 14-day outlook is Wednesday, September 9 with a high near 93°F (34°C); the coolest night comes Monday, August 31, dipping to 75°F (24°C). The trend points warmer: week two runs about 3°F above week one. Highs over the next two weeks average 85°F (29°C), about 4°F (2°C) below the typical August high of 89°F (32°C).
Precipitation is most likely on Thursday 27, Friday 28, Saturday 29, Sunday 30 and beyond; the wettest day looks like Monday, August 31 with about 0.45 in (11.3 mm) expected. For the weekend, expect Saturday 85°F (30°C) and overcast / Sunday 81°F (27°C) and overcast.
For typical conditions month by month, see the Siem Reap climate & average temperatures guide.
Siem Reap forecast questions
Will it rain in Siem Reap this week?
The forecast currently shows meaningful precipitation chances on 14 of the next 14 days, peaking around Monday, August 31.
What will be the warmest day in Siem Reap over the next 14 days?
Wednesday, September 9, with a forecast high near 93°F (34°C).
How accurate is a 14-day forecast for Siem Reap?
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 Siem Reap by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 88° | 71° | 2 | 0.7 in | 10.3 h/day | 64% |
| February | 91° | 73° | 4 | 1.0 in | 10.7 h/day | 62% |
| March | 94° | 77° | 10 | 2.0 in | 11.1 h/day | 66% |
| April | 94° | 78° | 14 | 4.2 in | 10.8 h/day | 69% |
| May | 92° | 79° | 23 | 7.7 in | 10.0 h/day | 77% |
| June | 91° | 78° | 22 | 6.1 in | 9.4 h/day | 78% |
| July | 89° | 78° | 26 | 8.7 in | 8.1 h/day | 81% |
| August | 89° | 77° | 25 | 8.4 in | 8.5 h/day | 81% |
| September | 87° | 76° | 27 | 12.8 in | 7.7 h/day | 86% |
| October | 87° | 75° | 23 | 10.1 in | 8.7 h/day | 85% |
| November | 87° | 74° | 13 | 4.0 in | 9.7 h/day | 78% |
| December | 86° | 71° | 4 | 1.0 in | 9.9 h/day | 70% |
14-day forecasts nearby