Climate Insights for Smach Mean Chey

Krŏng Khémârâ Phumĭn, Koh Kong, Cambodia

Hottest
April
32°C peak
Coldest
January
21°C low
Wettest
September
493mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Smach Mean Chey is hot. The average annual temperature is 26°C and approximately 3091mm of precipitation falls per year. Smach Mean Chey receives a notable amount of rainfall throughout the year, including during its driest month. Smach Mean Chey is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, February. The coldest months are January, February, December, when temperatures can drop to 21°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 32° Average: 26° Min: 21° Feb Max: 32° Average: 26° Min: 21° Mar Max: 32° Average: 27° Min: 23° Apr Max: 32° Average: 27° Min: 24° May Max: 32° Average: 27° Min: 25° Jun Max: 30° Average: 27° Min: 24° Jul Max: 29° Average: 26° Min: 24° Aug Max: 30° Average: 26° Min: 24° Sep Max: 29° Average: 26° Min: 24° Oct Max: 30° Average: 26° Min: 23° Nov Max: 32° Average: 27° Min: 23° Dec Max: 32° Average: 26° Min: 22°
Max
Average
Min

Smach Mean Chey sees moderate temperature variation throughout the year, ranging from 21°C to 32°C. The warmest month is April, when average highs reach 32°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 21°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 60mm Feb Precipitation: 49mm Mar Precipitation: 120mm Apr Precipitation: 169mm May Precipitation: 315mm Jun Precipitation: 395mm Jul Precipitation: 492mm Aug Precipitation: 437mm Sep Precipitation: 493mm Oct Precipitation: 383mm Nov Precipitation: 134mm Dec Precipitation: 44mm
Precipitation

Smach Mean Chey is a very wet location, receiving approximately 3091mm of precipitation annually, which averages out to around 258mm per month. The wettest month is September, averaging 493mm of rainfall. July and August also tend to see above-average precipitation. The driest month is December, with just 44mm. That's 449mm less than September, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 10km/h Feb Wind Speed: 10km/h Mar Wind Speed: 9km/h Apr Wind Speed: 8km/h May Wind Speed: 9km/h Jun Wind Speed: 11km/h Jul Wind Speed: 12km/h Aug Wind Speed: 12km/h Sep Wind Speed: 11km/h Oct Wind Speed: 8km/h Nov Wind Speed: 9km/h Dec Wind Speed: 11km/h
Wind Speed

Smach Mean Chey is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in Smach Mean Chey, which began on March 20, 2026. Smach Mean Chey is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in April at around 32°C, while the coldest stretch bottoms out in January near 21°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 23 to 32°C. Rainfall is heavy, totalling around 604mm across the season with a monthly average of 201mm. Winds are generally light, averaging 9km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 24 to 30°C. Rainfall is heavy, totalling around 1324mm across the season with a monthly average of 441mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 23 to 32°C. Rainfall is heavy, totalling around 1011mm across the season with a monthly average of 337mm. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 21 to 32°C. Precipitation is moderate at around 152mm for the season, averaging 51mm per month. Winds are generally light, averaging 10km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Smach Mean Chey based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
21 °C
32 °C
10 km/h
60 mm
0 cm
Feb
21 °C
32 °C
10 km/h
49 mm
0 cm
Mar Current
23 °C
32 °C
9 km/h
120 mm
0 cm
Apr
24 °C
32 °C
8 km/h
169 mm
0 cm
May
25 °C
32 °C
9 km/h
315 mm
0 cm
Jun
24 °C
30 °C
11 km/h
395 mm
0 cm
Jul
24 °C
29 °C
12 km/h
492 mm
0 cm
Aug
24 °C
30 °C
12 km/h
437 mm
0 cm
Sep
24 °C
29 °C
11 km/h
493 mm
0 cm
Oct
23 °C
30 °C
8 km/h
383 mm
0 cm
Nov
23 °C
32 °C
9 km/h
134 mm
0 cm
Dec
22 °C
32 °C
11 km/h
44 mm
0 cm
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Metric (°C, km/h)