Khammouan, Laos Weather

Khammouan,  Weather
(Photo by Toomas Tartes on Unsplash)

Current conditions

Updated:
23°C
73.4°F
°C °F

Condition: Overcast

Pressure: 950 hPa

Feel like: 28 °C

Temperature: 23°C

Cloud: 99%

Humidity: 97%

Wind: SSE - 2 km/h

Visibility: 12.78 km

Weather forecast

Sat
20 Jun
22°C / 28°C
Slight Thunderstorm
Sun
21 Jun
22°C / 29°C
Slight Thunderstorm
Mon
22 Jun
22°C / 29°C
Slight Thunderstorm
Tue
23 Jun
23°C / 30°C
Slight Thunderstorm
Wed
24 Jun
22°C / 28°C
Thunderstorm With Slight
Hourly forecast today:
22:00 PM
22° / 23°
22° / 23°
Overcast
97% 10 km/h
23:00 PM
23° / 23°
23° / 23°
Overcast
98% 14 km/h
00:00 AM
23° / 23°
23° / 23°
Drizzle
95% 18 km/h
01:00 AM
22° / 24°
22° / 24°
Drizzle
90% 26 km/h
02:00 AM
22° / 25°
22° / 25°
Slight Thunderstorm
87% 28 km/h
03:00 AM
23° / 25°
23° / 25°
Drizzle
84% 28 km/h
04:00 AM
23° / 27°
23° / 27°
Drizzle
79% 29 km/h
05:00 AM
23° / 28°
23° / 28°
Slight Thunderstorm
76% 30 km/h
06:00 AM
23° / 28°
23° / 28°
Slight Thunderstorm
72% 32 km/h
07:00 AM
22° / 28°
22° / 28°
Overcast
68% 32 km/h
08:00 AM
22° / 27°
22° / 27°
Slight Thunderstorm
71% 31 km/h

30 Day Averages and Extremes

  • Average high 26.53°C
  • Average low 21.3°C
  • Hottest day 30°C (23 June 2026)
  • Coldest day 0°C (03 July 2026)
  • Average humidity 85.67%
  • Days with precipitation 30 days
  • Highest precipitation 98 mm (04 June 2026)

Yesterday's Data

  • Max: 28°C
  • Min: 23°C
  • Total Precipitation: 2 mm

Temperature and possibility of rain in Khammouan over the next 12 hours

Temperature and possibility of rain in Khammouan in the coming days

Rainfall in Khammouan in the coming days

Khammouan Climate Summary

Khammouan features a Tropical monsoon (Köppen classification: Am), with an average annual temperature of 27.73ºC (81.91ºF), which is about 2.34% higher than the national average for Laos. Annually, the city experiences approximately 138.08 millimeters (5.44 inches) of rainfall, spread across 154.64 rainy days, accounting for 42.37% of the year.

Longitude 17.6384066
Latitude 105.2194808
Yearly high temperature 31.39ºC (88.5ºF)
Yearly low temperature 21.68ºC (71.02ºF)
Hottest month April 35.62ºC (96.12ºF)
Coldest month January 16.2ºC (61.16ºF)
Yearly precip 138.08mm (5.44in)
Days with rainfall 154.64 days (42.37%)
Driest month December (67.28%)
Wettest month August (86.18%)

Weather averages by month

Month High / Low (°C) Rain
January 28.96° / 16.2° 2.55 days
February 31.97° / 18.48° 1.82 days
March 34.51° / 22.18° 5.64 days
April 35.62° / 24.55° 11.18 days
May 33.73° / 25.49° 21.73 days
June 31.53° / 24.96° 24.82 days
July 29.94° / 24.1° 28.27 days
August 29.77° / 23.75° 27.36 days
September 31.04° / 23.43° 19.91 days
October 30.67° / 21.18° 8.0 days
November 30.51° / 19.69° 2.91 days
December 28.39° / 16.16° 0.45 days

Frequently asked questions

1. What is the hottest month in Khammouan?

April has the highest average monthly temperature (daily mean of 35.62ºC) and January are the coolest (daily mean of 16.2ºC).

2. What should I wear in Khammouan today?

For today's very hot weather in Khammouan, with the high temperatures above 28ºC (82.4ºF), consider wearing:
- Wide-brimmed sun hat
- Lightweight t-shirt or tank top
- Breathable shorts or skirts
- Sunscreen for skin protection

Temperature

Early
22°C / 26°C
Morning
22°C / 27°C
Afternoon
23°C / 24°C
Evening
22°C / 23°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 480
  • CO 157
  • NH3 0
  • NO2 3
  • O3 63
  • PM10 21
  • PM25 17
  • SO2 3
  • CH4 1,431

Sunrise / Sunset

22:24
11:36