Khammouane Province

Region · 🇱🇦 Laos

Population 433,570

Area 16,783 km²

Time zone Asia/Vientiane

Khammouane Province

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Khammouane Province — Map

Khammouane Province — Map

Climate & when to visit

Best time to visit: January, December

Select a month

Typical weather in January

Great

29° · extremes 10°–34°
15° at night
2 rainy days
22 sunny days
8 hours of sunshine per day
Comfortable humidity
Calm winds
UV index 9 · very high

Typical weather in February

Fair

32° (feels like 33°) · extremes 12°–38°
17° at night
3 rainy days
16 sunny days
8 hours of sunshine per day
Humid air
Calm winds
UV index 9 · very high

Up to 7 days above 35°

Typical weather in March

Poor

35° (feels like 37°) · extremes 15°–40°
21° at night
7 rainy days
6 sunny days
7 hours of sunshine per day
Muggy, humid air
Calm winds
UV index 9 · very high

Up to 18 days above 35°

Typical weather in April

Poor

37° (feels like 40°) · extremes 19°–42°
24° at night
11 rainy days
6 sunny days
7 hours of sunshine per day
Oppressive humidity
Calm winds
UV index 9 · very high

Up to 21 days above 35°

Typical weather in May

Poor

35° (feels like 39°) · extremes 21°–40°
25° at night
21 rainy days
4 sunny days
6 hours of sunshine per day
Oppressive humidity
Calm winds
UV index 10 · very high

Up to 13 days above 35°

Typical weather in June

Poor

32° (feels like 37°) · extremes 24°–36°
25° at night
23 rainy days
3 sunny days
5 hours of sunshine per day
Oppressive humidity
Calm winds
UV index 9 · very high

Typical weather in July

Poor

31° (feels like 36°) · extremes 23°–35°
24° at night
26 rainy days
3 sunny days
5 hours of sunshine per day
Oppressive humidity
Calm winds
UV index 9 · very high

Typical weather in August

Poor

31° (feels like 35°) · extremes 23°–33°
24° at night
27 rainy days
2 sunny days
5 hours of sunshine per day
Oppressive humidity
Calm winds
UV index 9 · very high

Typical weather in September

Poor

31° (feels like 36°) · extremes 21°–34°
23° at night
23 rainy days
4 sunny days
5 hours of sunshine per day
Oppressive humidity
Calm winds
UV index 9 · very high

Typical weather in October

Fair

31° (feels like 34°) · extremes 18°–34°
21° at night
13 rainy days
9 sunny days
7 hours of sunshine per day
Oppressive humidity
Calm winds
UV index 9 · very high

Typical weather in November

Good

29° (feels like 32°) · extremes 14°–34°
19° at night
4 rainy days
17 sunny days
8 hours of sunshine per day
Muggy, humid air
Calm winds
UV index 9 · very high

Typical weather in December

Great

28° · extremes 11°–33°
16° at night
1 rainy day
21 sunny days
8 hours of sunshine per day
Humid air
Calm winds
UV index 8 · very high

Climate data: NASA POWER (MERRA-2) · 1996–2025

Practical information

Currency: Laotian Kip LAK · Card payments · Cash preferred
Electricity: Type A / Type B / Type C / Type E / Type F
230 V · 50 Hz

Languages: Lao
Tap water: Not safe to drink
Driving side: Right
Calling code: +856

Tours & Activities

Related destinations

Laos Xayboury District Nakai Nam Theun National Protected Area Phou Hinboun National Protected Area Thakhek District Hin Namno National Protected Area

Other Destinations

Savannakhet Province Champasak Province Luang Prabang Province Sainyabūlī Salavan Province Vientiane Province Vientiane Prefecture Udomsai Province Bolikhamsai Province Hūaphan Xiengkhouang Province Lūang Namthā Bokeo Province Phongsaly Province Attapeu Province Sekong Province Xaisomboun Province