Siem Reap, Cambodia Climate

Weather: 20.48°C/68.86°F, Wind SW at 2.04 km/h, 95% Humidity, 0% Chance of rain

Cambodia
(Photo by Colton Jones on Unsplash)

Siem Reap Climate Summary

Located at an elevation of 23.24 meters (76.25 feet) above sea level, Siem Reap has a Tropical wet and dry or savanna climate (Classification: Aw). The city’s yearly temperature is 29.43ºC (84.97ºF) and it is 0.46% higher than Cambodia’s averages. Siem Reap typically receives about 116.39 millimeters (4.58 inches) of precipitation and has 195.81 rainy days (53.65% of the time) annually.

CountryCambodia
Longitude103.856403
Latitude13.3632533
Attitude/Elevation23.24m (76.25ft)
Local timeMonday 01:00
Annual high temperature32.69ºC (90.84ºF)
Annual low temperature24.55ºC (76.19ºF)
Average annual precip.116.39mm (4.58in)
Warmest monthApril (35.74ºC / 96.33ºF)
Coldest MonthDecember (21.46ºC / 70.63ºF)
Wettest MonthSeptember (273.19mm / 10.76in)
Driest MonthJanuary (10.9mm / 0.43in)
Number of days with rainfall (≥ 1.0 mm)195.81 days (53.65%)
Days with no rain169.19 days (46.35%)
Humidity69.94%

Climate Siem Reap: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)36.0(96.8)38.0(100.4)42.0(107.6)41.0(105.8)39.0(102.2)37.0(98.6)36.0(96.8)36.0(96.8)35.0(95.0)34.0(93.2)34.0(93.2)35.0(95.0)42.0(107.6)
Average high °C (°F)31.69(89.04)34.01(93.22)35.67(96.21)35.74(96.33)34.77(94.59)32.82(91.08)31.71(89.08)31.63(88.93)31.35(88.43)31.18(88.12)31.22(88.2)30.44(86.79)32.69(90.84)
Daily mean °C (°F)27.63(81.73)29.7(85.46)31.85(89.33)32.36(90.25)31.71(89.08)29.99(85.98)28.9(84.02)28.9(84.02)28.77(83.79)28.45(83.21)28.11(82.6)26.81(80.26)29.43(84.97)
Average low °C (°F)21.75(71.15)23.42(74.16)25.89(78.6)26.88(80.38)26.74(80.13)25.64(78.15)24.88(76.78)24.98(76.96)24.97(76.95)24.45(76.01)23.51(74.32)21.46(70.63)24.55(76.19)
Record low °C (°F)14.0(57.2)14.0(57.2)18.0(64.4)20.0(68.0)24.0(75.2)22.0(71.6)19.0(66.2)19.0(66.2)20.0(68.0)19.0(66.2)17.0(62.6)15.0(59.0)14.0(57.2)
Average precipitation mm (inches)10.9(0.43)12.22(0.48)38.45(1.51)88.5(3.48)131.17(5.16)159.86(6.29)190.3(7.49)199.79(7.87)273.19(10.76)209.87(8.26)66.1(2.6)16.35(0.64)116.39(4.58)
Average precipitation days (≥ 1.0 mm)2.453.279.1816.021.5524.3626.7325.2728.0923.0911.913.9116.32
Average relative humidity (%)60.3555.0456.4262.4969.5775.8279.1179.080.9678.6674.2467.6469.94
Mean monthly sunshine hours9.4411.4711.2812.3912.3912.0611.6711.5611.2310.288.718.2910.9

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Siem Reap in recent years.

Siem Reap

Siem Reap Temperature by Month

April
32.36°C | 90.25°F
March
31.85°C | 89.33°F
May
31.71°C | 89.08°F
June
29.99°C | 85.98°F
February
29.7°C | 85.46°F
July
28.9°C | 84.02°F
August
28.9°C | 84.02°F
September
28.77°C | 83.79°F
October
28.45°C | 83.21°F
November
28.11°C | 82.6°F
January
27.63°C | 81.73°F
December
26.81°C | 80.26°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature33.0°C (91.4°F)29.9°C (85.82°F)26.0°C (78.8°F)
Avg Temperature30.0°C (86.0°F)26.48°C (79.66°F)22.0°C (71.6°F)
Min Temperature26.0°C (78.8°F)21.68°C (71.02°F)16.0°C (60.8°F)
Dew PointMaxAverageMin
Dew Point22.0°C (71.6°F)18.9°C (66.02°F)14.0°C (57.2°F)
PrecipitationMaxAverageMinSum
Precipitation10.5mm | 0.41in1.05mm | 0.04in0.0mm | 0in32.5mm | 1.28in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind12.0kmh | 7.46mph8.19kmh | 5.09mph4.0kmh | 2.49mph
Gust Wind19.0kmh | 11.81mph12.81kmh | 7.96mph6.0kmh | 3.73mph
Sea Level PressureMaxAverageMin
Sea Level Pressure10.5mb1.05mb0.0mb
Siem Reap

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
December° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-12-0126 | 78.819 | 66.27210 | 6.2129.91 | 10130.1 | 0.0
2020-12-0227 | 80.621 | 69.8777 | 4.3529.88 | 10123.8 | 0.15
2020-12-0326 | 78.819 | 66.27110 | 6.2129.91 | 10130.8 | 0.03
2020-12-0425 | 77.017 | 62.66711 | 6.8429.91 | 10130.0 | 0.0
2020-12-0524 | 75.216 | 60.8688 | 4.9729.94 | 10140.0 | 0.0
2020-12-0625 | 77.017 | 62.6708 | 4.9729.94 | 10140.0 | 0.0
2020-12-0726 | 78.818 | 64.4697 | 4.3529.91 | 10130.0 | 0.0
2020-12-0826 | 78.819 | 66.2718 | 4.9729.91 | 10130.0 | 0.0
2020-12-0925 | 77.018 | 64.4698 | 4.9729.88 | 10120.0 | 0.0
2020-12-1027 | 80.619 | 66.2667 | 4.3529.85 | 10110.0 | 0.0
2020-12-1128 | 82.420 | 68.0707 | 4.3529.83 | 10101.6 | 0.06
2020-12-1229 | 84.221 | 69.8704 | 2.4929.8 | 10091.1 | 0.04
2020-12-1329 | 84.222 | 71.6724 | 2.4929.8 | 10092.6 | 0.1
2020-12-1430 | 86.022 | 71.6705 | 3.1129.8 | 10090.5 | 0.02
2020-12-1528 | 82.422 | 71.67711 | 6.8429.85 | 10119.7 | 0.38
2020-12-1628 | 82.422 | 71.6758 | 4.9729.88 | 10121.7 | 0.07
2020-12-1727 | 80.620 | 68.0717 | 4.3529.88 | 10120.0 | 0.0
2020-12-1827 | 80.619 | 66.2698 | 4.9729.88 | 10120.0 | 0.0
2020-12-1925 | 77.018 | 64.4699 | 5.5929.91 | 10130.0 | 0.0
2020-12-2023 | 73.415 | 59.06611 | 6.8429.94 | 10140.0 | 0.0
2020-12-2122 | 71.614 | 57.26612 | 7.4629.91 | 10130.0 | 0.0
2020-12-2222 | 71.615 | 59.06812 | 7.4629.88 | 10120.0 | 0.0
2020-12-2324 | 75.217 | 62.6707 | 4.3529.83 | 10100.0 | 0.0
2020-12-2427 | 80.620 | 68.0716 | 3.7329.8 | 10090.0 | 0.0
2020-12-2528 | 82.422 | 71.67512 | 7.4629.83 | 101010.5 | 0.41
2020-12-2628 | 82.421 | 69.8719 | 5.5929.83 | 10100.1 | 0.0
2020-12-2729 | 84.221 | 69.8685 | 3.1129.83 | 10100.0 | 0.0
2020-12-2829 | 84.221 | 69.8675 | 3.1129.8 | 10090.0 | 0.0
2020-12-2930 | 86.020 | 68.0634 | 2.4929.8 | 10090.0 | 0.0
2020-12-3027 | 80.617 | 62.65812 | 7.4629.85 | 10110.0 | 0.0
2020-12-3124 | 75.214 | 57.26012 | 7.4629.94 | 10140.0 | 0.0

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