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WeatherLive › World weather › Siem Reap › December

Siem Reap, Cambodia Weather

Current WeatherSiem Reap · Local time 9:35 PM +07:00
86° | 73°
79°F
Feels like 84°
Partly cloudy
WindNE 2 mph · Gusts 6 mph
Precip29% · 0.01 in
Humidity80% · Dew point 73°
UV index9 Very high
Air Quality53 Moderate
Pressure29.91 inHg
Visibility6 mi
Sunrise / Sunset6:02 AM · 5:34 PM · 11h 32m

Weather map — Siem Reap

Now
79°
25%
3 mph
22:00
78°
27%
4 mph
23:00
78°
28%
3 mph
00:00
77°
30%
3 mph
01:00
77°
32%
2 mph
02:00
76°
33%
2 mph
03:00
76°
38%
2 mph
04:00
76°
37%
2 mph
05:00
76°
41%
3 mph
06:00
76°
47%
4 mph
07:00
76°
48%
4 mph
08:00
79°
40%
4 mph
09:00
81°
27%
4 mph
10:00
83°
23%
4 mph
11:00
84°
19%
4 mph
12:00
85°
17%
3 mph
13:00
86°
17%
3 mph
14:00
86°
22%
2 mph
15:00
86°
36%
1 mph
16:00
85°
0.02 in
0 mph
17:00
83°
0.02 in
0 mph
18:00
81°
0.03 in
1 mph
19:00
79°
0.03 in
2 mph
20:00
78°
0.04 in
2 mph

Today · Thu 11/12

High 86°
29% / 0.01 in

Mostly cloudy. Winds NE at 6 mph.

Tonight · Thu 11/12

Low 76°
27% / –

Partly cloudy. Winds E at 4 mph.

Tomorrow · Fri 11/13

86° | 76°
83% / 0.27 in

Showers. Winds NE at 4 mph.

7-day trend

Siem Reap · temperature + precipitation

10-day forecast — Siem Reap

Refreshed hourly

About Siem Reap

CountryCambodia
RegionSiem Reap
ContinentAsia
Time zoneAsia/Phnom_Penh (+07:00)
Latitude13.3630°
Longitude103.8560°
Air QualityModerate (AQI 53)

Details & indices

Wind
2 mph NE
Gusts 6 mph
Humidity
80%
Dew point 73°
Pressure
29.91 inHg
Rising
UV index
9 — Very high
High today
Air Quality
Moderate
AQI 53 · US EPA
Visibility
6 mi
Clear view

Sun & moon

Sunrise6:02 AM
Sunset5:34 PM
Length of day11h 32m
Moonrise8:43 AM
Moonset8:09 PM
Moon phase🌔 Waxing Crescent
Local time9:35 PM (+07:00)

Siem Reap climate in December

8-year averages · when to visit

Best months: January–March, May–June, September–December · December: Perfect

Siem Reap
Photo: Wikimedia
November December January
Average temperature ▼ 79°F 77°F ▲ 79°F
Typical high → 86°F 86°F ▲ 88°F
Typical low ▼ 73°F 70°F → 70°F
Precipitation ▼ 3.9 in 0.9 in ▼ 0.8 in
Wet days ▼ 12 d 4 d ▼ 2 d
Humidity ▼ 77% 70% ▼ 67%
Sunshine per day ▲ 9.6 h 10.1 h ▲ 10.3 h
Cloud cover ▼ 16% 11% ▼ 10%
Midday UV ▼ 9 8 → 8
Daylight 11:31 11:21 11:26
Our take Good Perfect Perfect
December temperatures day by day daily mean + smoothed trend · °F
75°77°79°81°161116212631
December precipitation day by day in
00.060.11161116212631
December UV day by day clear-sky midday value
05.511161116212631

Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.

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NBM + global weather models
Updated: 9:35 PM
Siem Reap, Cambodia · 13.36°N, 103.86°E · Asia/Phnom_Penh · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 9:35 PM