Is It Monsoon in Stung Treng, Cambodia? Rainfall and Weather by Month

Stung Treng, Cambodia JANUARY
26°
★★★
Peak season
20° to 32°
Driest & Coolest
The coolest, driest month of the year, when it almost never rains.
☀️ Sunscreen✨ Best sightseeing weather
28°
★★★
Peak season
22° to 34°
Dry & Sunny
Still part of the best window, warming up as the year's heat begins to build.
☀️ Sunscreen✨ Best sightseeing weather
29°
★★★
Shoulder season
24° to 35°
Heat Builds
Dry season holds, but the heat is climbing fast toward the hottest month of the year.
🥵 Heat protection☀️ Sunscreen
31°
★★★
Shoulder season
26° to 36°
Hottest Month
The hottest month of the year, among the hottest of any city in this Cambodia dataset.
🥵 Heat protection💧 Drink water often
31°
★★★
Off-peak season
26° to 35°
Monsoon Arrives
Nearly as hot as April, as the rains set in for the season.
☔ Umbrella essential🥵 Heat protection
29°
★★★
Shoulder season
25° to 33°
Very Wet
Rain becomes a regular fixture, among the wettest months of the year.
☔ Heavy rain gear⚠️ Flash-flood aware
29°
★★★
Shoulder season
25° to 32°
Steady Rain
Substantial rain continues, part of the wetter half of the year.
☔ Umbrella essential⚠️ Flash-flood aware
29°
★★★
Off-peak season
25° to 32°
Very Wet
Among the wettest months of the year, similar to July.
☔ Heavy rain gear⚠️ Flash-flood aware
29°
★★★
Off-peak season
25° to 32°
Steady Rain
Still very wet, rain a near-daily presence.
☔ Heavy rain gear⚠️ Flash-flood aware
28°
★★★
Shoulder season
24° to 32°
Rain Eases
Rain eases back from the peak of the wet season.
☔ Umbrella essential🥵 Heat protection
28°
★★★
Shoulder season
23° to 32°
Monsoon Withdraws
Rain drops off sharply as the monsoon retreats and the dry season approaches.
☔ Umbrella handy🥵 Heat protection
26°
★★★
Peak season
21° to 31°
Coolest Month
The coolest month of the year, part of the best window, though an occasional typhoon can still affect the first half.
☀️ Sunscreen✨ Best sightseeing weather
Drag through the year Jan
⭐️
Jan
⭐️
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
⭐️
Dec
This month
Rainfall
0 mm
2 rainy days this month
Sunshine
8.5 hrs/day
65% of daylight hours
Humidity
65%
Comfortably humid
Wind
8 km/h
Light, barely noticeable
Rainfall
10 mm
1 rainy day this month
Sunshine
8 hrs/day
62% of daylight hours
Humidity
62%
Comfortably humid
Wind
10 km/h
Light, barely noticeable
Rainfall
20 mm
3 rainy days this month
Sunshine
8.5 hrs/day
65% of daylight hours
Humidity
61%
Comfortably humid
Wind
11 km/h
Light, barely noticeable
Rainfall
79 mm
6 rainy days this month
Sunshine
8 hrs/day
62% of daylight hours
Humidity
65%
Comfortably humid
Wind
11 km/h
Light, barely noticeable
Rainfall
201 mm
14 rainy days this month
Sunshine
6.5 hrs/day
50% of daylight hours
Humidity
70%
Air feels heavy and sticky
Wind
11 km/h
Light, barely noticeable
Rainfall
269 mm
15 rainy days this month
Sunshine
6.5 hrs/day
50% of daylight hours
Humidity
71%
Air feels heavy and sticky
Wind
11 km/h
Light, barely noticeable
Rainfall
330 mm
16 rainy days this month
Sunshine
4.5 hrs/day
35% of daylight hours
Humidity
73%
Air feels heavy and sticky
Wind
13 km/h
Light, barely noticeable
Rainfall
300 mm
16 rainy days this month
Sunshine
5.5 hrs/day
42% of daylight hours
Humidity
75%
Air feels heavy and sticky
Wind
11 km/h
Light, barely noticeable
Rainfall
320 mm
17 rainy days this month
Sunshine
4.5 hrs/day
35% of daylight hours
Humidity
78%
Air feels heavy and sticky
Wind
10 km/h
Light, barely noticeable
Rainfall
180 mm
15 rainy days this month
Sunshine
6.5 hrs/day
50% of daylight hours
Humidity
78%
Air feels heavy and sticky
Wind
8 km/h
Light, barely noticeable
Rainfall
61 mm
6 rainy days this month
Sunshine
7 hrs/day
54% of daylight hours
Humidity
73%
Air feels heavy and sticky
Wind
8 km/h
Light, barely noticeable
Rainfall
10 mm
2 rainy days this month
Sunshine
8 hrs/day
62% of daylight hours
Humidity
68%
Comfortably humid
Wind
8 km/h
Light, barely noticeable
★★★ peak season, ★★☆ decent shoulder months, ★☆☆ true off-peak, based on rain frequency, heat, and haze.
Seasons at a glance
🌟
Peak season: Jan, Feb, Dec
Stung Treng's dry season and the best time for a visit. December through February is historically the coolest, driest stretch in this remote northeastern town on the Mekong.
🌤️
Shoulder season: Mar, Apr, Jun, Jul, Oct, Nov
This tier spans March, April, July, and September through November, as the heat and rain both build ahead of the wettest stretch and ease again afterward.
☔
Off-peak season: May, Aug, Sep
The heart of Stung Treng's rainy season. May, June, and August see the heaviest rain of the year in this stretch of the Mekong.
Good to know
🏞️
Sits on the Mekong near the Laos border
Stung Treng is a quiet river town in remote northeastern Cambodia, a common overland stop for travelers crossing to or from Laos.
🌊
Near where three rivers join the Mekong
The Sesan, Srepok, and Sekong rivers converge near Stung Treng before flowing into the Mekong, making this a significant confluence point.
🥵
Historically Cambodia's hottest city in this dataset
April averages around 31°C here, slightly warmer than the same month in Phnom Penh or Siem Reap.
🐬
A gateway to the wider Mekong region
The stretch of river running through northeastern Cambodia is known for its natural beauty and is far less visited than the country's main tourist circuit.
🌀
Typhoons are rare but can still affect Cambodia
Typhoons usually pass north into Vietnam and Laos, weakened by the time they might reach Cambodia. When they do occur, it is generally from mid-October to mid-November, with a peak in early November.
Top attractions
1
Mekong Riverfront
Stung Treng's stretch of the Mekong, quieter and less developed than the river further south, popular for sunset views.
2
Sesan, Srepok & Sekong Confluence
The meeting point of three major tributaries with the Mekong, a scenic and significant geographic landmark near the town.
3
Ramsar Wetlands
A protected stretch of the Mekong north of town, recognized internationally for its wetland habitat and biodiversity.
Frequently asked questions
When is monsoon season in Stung Treng?›
Stung Treng's rainy season historically runs from May to mid-November, with rain heaviest around May, June, and August.
What is the best time of year to visit Stung Treng?›
December through February is historically Stung Treng's coolest, driest stretch, and the best time for a visit.
What is the least favorable time to visit Stung Treng?›
May, June, and August are historically the wettest months of the year.
Which month has the most rain in Stung Treng?›
July is historically among the wettest months, averaging around 330mm of rain.
Which month is the driest in Stung Treng?›
January is historically the driest month, when it almost never rains.
How hot does Stung Treng get?›
April is historically the hottest month, and among the hottest of any city in this Cambodia dataset.
What should I pack for Stung Treng during the rainy season?›
A light raincoat or umbrella is worth packing from May through mid-November.
Is Stung Treng near the Laos border?›
Yes. Stung Treng is a common overland stop for travelers crossing between Cambodia and Laos along the Mekong.
What rivers meet near Stung Treng?›
The Sesan, Srepok, and Sekong rivers converge near Stung Treng before joining the Mekong, a significant confluence point in the region.
Do typhoons affect Stung Treng?›
Rarely, and usually weakened. Typhoons typically pass north into Vietnam and Laos, though Cambodia can occasionally be affected from mid-October to mid-November, with a peak in early November.