Khammouan, Laos Weather

Khammouan,  Weather
(Photo by Toomas Tartes on Unsplash)

Current conditions

Updated:
22°C
71.6°F
°C °F

Condition: Drizzle

Pressure: 947 hPa

Feel like: 26 °C

Temperature: 22°C

Cloud: 100%

Humidity: 97%

Wind: SSW - 3 km/h

Visibility: 7.38 km

Weather forecast

Tue
28 Jul
21°C / 28°C
Slight Thunderstorm
Wed
29 Jul
22°C / 27°C
Slight Thunderstorm
Thu
30 Jul
21°C / 24°C
Moderate Rain Showers
Fri
31 Jul
21°C / 25°C
Slight Thunderstorm
Sat
01 Aug
21°C / 25°C
Slight Rain Showers
Hourly forecast today:
23:00 PM
22° / 22°
22° / 22°
Drizzle
97% 8 km/h
00:00 AM
22° / 22°
22° / 22°
Drizzle
97% 10 km/h
01:00 AM
22° / 23°
22° / 23°
Drizzle
94% 13 km/h
02:00 AM
22° / 23°
22° / 23°
Drizzle
94% 16 km/h
03:00 AM
22° / 24°
22° / 24°
Drizzle
91% 19 km/h
04:00 AM
22° / 24°
22° / 24°
Drizzle
87% 20 km/h
05:00 AM
23° / 26°
23° / 26°
Drizzle
81% 19 km/h
06:00 AM
23° / 28°
23° / 28°
Drizzle
75% 20 km/h
07:00 AM
23° / 25°
23° / 25°
Slight Thunderstorm
89% 19 km/h
08:00 AM
23° / 24°
23° / 24°
Slight Rain Showers
91% 21 km/h
09:00 AM
23° / 24°
23° / 24°
Moderate Drizzle
93% 16 km/h

30 Day Averages and Extremes

  • Average high 25.83°C
  • Average low 21.53°C
  • Hottest day 29°C (18 July 2026)
  • Coldest day 20°C (10 August 2026)
  • Average humidity 91.63%
  • Days with precipitation 30 days
  • Highest precipitation 99 mm (07 August 2026)

Yesterday's Data

  • Max: 27°C
  • Min: 21°C
  • Total Precipitation: 21 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:
- Thin, moisture-wicking socks
- Breathable shorts or skirts
- Wide-brimmed sun hat
- Lightweight t-shirt or tank top

Temperature

Early
22°C / 24°C
Morning
23°C / 26°C
Afternoon
22°C / 22°C
Evening
21°C / 22°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 455
  • CO 127
  • NH3 0
  • NO2 1
  • O3 51
  • PM10 0
  • PM25 0
  • SO2 0
  • CH4 1,413

Sunrise / Sunset

22:36
11:34