Weather forecast for tomorrow
Vientiane, Laos

Weather forecast for tomorrow

Monday, 21. Jul

AM Showers
05:43

18:48
+07
AM Showers
30°C / 25°C
  • Wind: 16km/h W
  • Humidity: 80%
  • Precip. probability: 39%
  • Precipitation: 20mm
  • UV index: 6
Tomorrow, on Monday, expect a few brief rain showers in the morning hours.
The likelihood of rain is low. However, forecasted precipitation will be moderate. Temperature shifts will be minor, from a high of a tropical 30°C to a low of a temperate 25°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is appraised at a sweltering 38°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
This expected maximum temperature is expected to mirror July's typical high of 31.3°C.
Sunrise will be at 05:43 and sunset at 18:48; tomorrow's daylight will last for 13h and 5min.

Frequently asked questions

What is the weather forecast for Vientiane for tomorrow?
Tomorrow, morning showers are expected.
Will it rain tomorrow?
Moderate precipitation of 20mm is anticipated. The likelihood of rainfall is 39%.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 30°C, while the lowest temperature will be 25°C. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at 38°C.
The maximum temperature will be in line with the average highest temperature of 31.3°C in July. The lowest temperature will be also in line with the average low of 24.7°C.
When is the sunrise / sunset tomorrow?
On Monday, in Vientiane, sunrise will be at 05:43 and sunset at 18:48 (+07).
How long will the day be tomorrow?
In Vientiane, tomorrow, there will be 13h and 5min of daylight.

Hourly weather forecast

0h
  • 27°C
  • Feels like:
    32°C
Light Rain
Light Rain
  • Wind: 8km/h WNW
  • Pressure: 1000mbar
  • Humidity: 87%
  • Precip. probability: 63%
  • Precipitation: 1mm
  • Visibility: 11km
2h
  • 27°C
  • Feels like:
    31°C
Showers
Showers
  • Wind: 7km/h WNW
  • Pressure: 1000mbar
  • Humidity: 90%
  • Precip. probability: 55%
  • Precipitation: 1mm
  • Visibility: 9km
4h
  • 26°C
  • Feels like:
    31°C
Cloudy
Cloudy
  • Wind: 6km/h WNW
  • Pressure: 999mbar
  • Humidity: 91%
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Visibility: 16km
Sunrise: 05:43
6h
  • 26°C
  • Feels like:
    30°C
Showers
Showers
  • Wind: 8km/h WNW
  • Pressure: 1000mbar
  • Humidity: 93%
  • Precip. probability: 40%
  • Precipitation: 1mm
  • Visibility: 11km
8h
  • 27°C
  • Feels like:
    31°C
Few Showers
Few Showers
  • Wind: 10km/h W
  • Pressure: 1001mbar
  • Humidity: 89%
  • Precip. probability: 31%
  • Precipitation: 1mm
  • Visibility: 15km
10h
  • 28°C
  • Feels like:
    33°C
Cloudy
Cloudy
  • Wind: 15km/h WSW
  • Pressure: 1001mbar
  • Humidity: 82%
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Visibility: 15km
12h
  • 29°C
  • Feels like:
    34°C
Few Showers
Few Showers
  • Wind: 15km/h W
  • Pressure: 1000mbar
  • Humidity: 77%
  • Precip. probability: 34%
  • Precipitation: 1mm
  • Visibility: 16km
14h
  • 29°C
  • Feels like:
    35°C
Cloudy
Cloudy
  • Wind: 16km/h W
  • Pressure: 999mbar
  • Humidity: 75%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 16km
16h
  • 29°C
  • Feels like:
    34°C
Cloudy
Cloudy
  • Wind: 14km/h W
  • Pressure: 997mbar
  • Humidity: 77%
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Visibility: 16km
18h
  • 29°C
  • Feels like:
    34°C
Showers
Showers
  • Wind: 10km/h W
  • Pressure: 998mbar
  • Humidity: 79%
  • Precip. probability: 39%
  • Precipitation: 1mm
  • Visibility: 11km
Sunset: 18:48
20h
  • 28°C
  • Feels like:
    32°C
Rain
Rain
  • Wind: 8km/h W
  • Pressure: 999mbar
  • Humidity: 84%
  • Precip. probability: 75%
  • Precipitation: 1mm
  • Visibility: 4km
22h
  • 27°C
  • Feels like:
    32°C
Light Rain
Light Rain
  • Wind: 9km/h WSW
  • Pressure: 1000mbar
  • Humidity: 87%
  • Precip. probability: 61%
  • Precipitation: 1mm
  • Visibility: 8km
Tomorrow, on Monday, a combination of damp, dull and unstable weather is forecasted.
With minimal precipitation of 1mm, rain is predicted from midnight to 3h, and from 5h to 8h, 12h, and from 18h to 23h.
The temperature difference throughout the day will be unnoticeable, with a minimum of 26°C and a maximum of 29°C. The feels-like temperature will be between the lowest temperature of 30°C and the highest temperature of 35°C. The hottest part of the day will be from 11h to 18h.
The maximum temperature will be similar to the average high of 31.3°C in July. The expected low will be also in line with the average minimum in July, which is 24.7°C.
Updated: Jul 20, 2025 @ 04:04:31 UTC
Published by: Weather Atlas | About Us
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