World Resorts Cambodia Siem Reap Weather

Siem Reap weather in January

Weather in Siem Reap: January

Average day temperature: 88.8°F
Average night temperature: 71.9°F
Number of sunny days: 22 days
Day length: 11.4 - 11.6 hours
Number of rainy days: 1 day
Precipitation totals: 0.3 in.

Air temperature in January, °F

Show year:
2025
2024
2023
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19
21
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25
27
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0
15
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45
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75
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105
120
Day temperature   
Night temperature

The highest day temperature during January of 2025 was 93°F. At the same time the lowest night temperature was 56°F. Daily and nightly averages during January were 86.0°F and 65.5°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
71%
26%
3%

Mostly all days in January are sunny but cloudy days are also possible.

Precipitation total in January, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.5
3.0
4.6
6.1
7.6
9.1
10.7
2.9
7.4
8.9
7.3
7.2
4.7
4.5
2.5
2.9
7.4
8.9
7.3
7.2
4.7
4.5
2.5

Precipitation total value in Siem Reap in January is 0.2 in. Other months of the year show relatively similar values.

Wind speed in January, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.2
2.4
3.6
4.8
6.0
7.2
8.4
4.9
4.7
4.6
5.5
7.0
6.9
6.2
5.0
5.1
5.1
5.3
4.9
4.7
4.6
5.5
7.0
6.9
6.2
5.0
5.1
5.1
5.3
4.9

The average wind speed value in January is 4.9 mph It makes January one of the least windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.6
3.2
4.8
6.4
8.0
9.5
11.1
7.9
6.0
4.8
4.1
5.6
5.0
6.5
6.7
8.2
9.0
9.3
7.9
6.0
4.8
4.1
5.6
5.0
6.5
6.7
8.2
9.0
9.3
9.3

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 9.3.

Best time for vacation in Siem Reap

Sunniest months:
February 24 days
January 22 days
March 22 days
Warmest months:
April 97.1 °F
March 96.1 °F
May 95.3 °F
Coldest months:
December 86.9 °F
September 88.4 °F
October 88.6 °F
Rainiest months:
September 17 days
July 15 days
August 14 days
Windiest months:
July 6.9 mph
August 6.8 mph
June 6.5 mph

Siem Reap on a weather map

Leaflet | Tiles © Esri
Places in Cambodia:
Name
°F
+84°F
+82°F
+82°F
+81°F
+86°F
+82°F
+81°F
24 Hours Forecast
Siem Reap
Local time: 10:01
April 15, tuesday
1200
88°F
NW
4 mph
1500
91°F
NE
2 mph
1800
88°F
N
5 mph
2100
82°F
N
4 mph
April 16, wednesday
0000
81°F
N
3 mph
0300
81°F
NE
3 mph
0600
77°F
NW
4 mph
0900
86°F
N
1 mph
Units of measurement: °C / °F