O Smach Travel Guide

City City in Prey Veng Province, Cambodia's rice area

At Cambodia’s borderlands, O Smach functions as a noisy frontier crossing with duty‑free stalls, Khmer noodle houses and overland bus links; travelers use it to cross into Thailand or to access nearby temples and forests.

Top Things to Do in O Smach

All Attractions ›

Prasat Ta Muen Thom

Ancient Khmer temple near Cambodia–Thailand border

Archaeological Site

Champei Waterfall

Remote waterfall set within evergreen forest reserve

Waterfall

Ta Mok's House

Former Khmer Rouge leader's house and historical site

Historical Site

Best Time to Visit O Smach #

Climate

O Smach's climate is classified as Tropical Savanna - Tropical Savanna climate with hot summers (peaking in April) and warm winters (coldest in December). Temperatures range from 17°C to 34°C. Abundant rainfall (1384 mm/year), wettest in September with a pronounced dry season.

Air Quality: AQI 78 Moderate

Best Time to Visit

JanuaryFebruaryDecember

Temperature & Rainfall

Temperature Range

44°

Warmest Month

10°

Coldest Month

Monthly Conditions

January

January is mild with highs of 30°C and lows of 17°C. The driest month with just 1 mm and mostly sunny skies.

95 Ideal

Comfort

24°

Feels Like Mild

24°C

Temperature

17° – 30°

55%

Humidity

Humid

Weather

1 mm

Rainfall

1.3 m/s

Wind

Calm

1.7

UV Index

Very High

11.3h daylight

February

February is warm with highs of 32°C and lows of 20°C. Light rainfall.

93 Ideal

Comfort

26°

Feels Like Warm

26°C

Temperature

20° – 32°

48%

Humidity

Comfortable

Weather

12 mm

Rainfall

1.4 m/s

Wind

Calm

1.8

UV Index

Very High

11.6h daylight

March

March is hot, feeling like 29°C. Moderate rainfall (31 mm) and partly cloudy skies.

79 Very Good

Comfort

29°

Feels Like Hot

28°C

Temperature

22° – 34°

52%

Humidity

Humid

Weather

31 mm

Rainfall

1.5 m/s

Wind

Calm

2.0

UV Index

Very High

11.9h daylight

April

April is the hottest month, feeling like 31°C. Regular rainfall (81 mm) and partly cloudy skies.

73 Very Good

Comfort

31°

Feels Like Hot

29°C

Temperature

24° – 35°

60%

Humidity

Humid

Weather

81 mm

Rainfall

1.5 m/s

Wind

Calm

2.2

UV Index

Extreme

12.3h daylight

May

May is hot, feeling like 32°C due to high humidity. Significant rainfall (165 mm) and mostly overcast skies.

59 Acceptable

Comfort

32°

Feels Like Hot

28°C

Temperature

24° – 33°

75%

Humidity

Very Humid

Weather

165 mm

Rainfall

1.3 m/s

Wind

Calm

2.2

UV Index

Extreme

12.7h daylight

June

June is hot, feeling like 31°C with oppressive humidity. Significant rainfall (193 mm) and mostly overcast skies.

57 Acceptable

Comfort

31°

Feels Like Hot

27°C

Temperature

23° – 32°

83%

Humidity

Very Humid

Weather

193 mm

Rainfall

1.8 m/s

Wind

Calm

2.2

UV Index

Extreme

12.8h daylight

July

July is warm with muggy conditions (dew point 24°C). Significant rainfall (195 mm) and mostly overcast skies.

57 Acceptable

Comfort

27°

Feels Like Warm

27°C

Temperature

23° – 31°

86%

Humidity

Very Humid

Weather

195 mm

Rainfall

1.6 m/s

Wind

Calm

2.1

UV Index

Extreme

12.8h daylight

August

August is warm with stifling humidity (dew point 24°C). Heavy rain (234 mm) and mostly overcast skies.

55 Acceptable

Comfort

27°

Feels Like Warm

27°C

Temperature

23° – 31°

88%

Humidity

Very Humid

Weather

234 mm

Rainfall

1.7 m/s

Wind

Calm

2.1

UV Index

Extreme

12.5h daylight

September

September is warm with stifling humidity (dew point 24°C). The wettest month with heavy rain (285 mm) and mostly overcast skies.

55 Acceptable

Comfort

27°

Feels Like Warm

27°C

Temperature

23° – 30°

89%

Humidity

Very Humid

Weather

285 mm

Rainfall

1.1 m/s

Wind

Calm

1.9

UV Index

Very High

12.1h daylight

October

October is warm with muggy conditions (dew point 23°C). Significant rainfall (149 mm) and partly cloudy skies.

73 Very Good

Comfort

26°

Feels Like Warm

26°C

Temperature

22° – 30°

87%

Humidity

Very Humid

Weather

149 mm

Rainfall

1.2 m/s

Wind

Calm

1.8

UV Index

Very High

11.7h daylight

November

November is warm with highs of 29°C and lows of 20°C. Moderate rainfall (32 mm) and partly cloudy skies.

87 Excellent

Comfort

25°

Feels Like Warm

25°C

Temperature

20° – 29°

81%

Humidity

Very Humid

Weather

32 mm

Rainfall

1.6 m/s

Wind

Calm

1.7

UV Index

Very High

11.3h daylight

December

December is mild with highs of 28°C and lows of 18°C. Almost no rain.

93 Ideal

Comfort

23°

Feels Like Mild

23°C

Temperature

18° – 29°

66%

Humidity

Humid

Weather

6 mm

Rainfall

1.8 m/s

Wind

Calm

1.6

UV Index

Very High

11.2h daylight

Nearby Cities #

Serei Saophoan (city)