Vientiane weather in July 2025

Expect 32°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Vientiane in July. Check more long-term weather averages for Vientiane in July before you book your next holiday to Laos in 2025/2026.

  • 32°C maximum daytime temperature in July in Vientiane32
    32°C max day temperature
  • 5 hours of sunshine per day
  • 21 days with some rainfall in July in Vientiane21
    21 days with some rainfall
  • 25°C minimum night-time temperature in July in Vientiane25
    25°C min night temperature
  • 13 hours of daylight per day in July in Vientiane13
    13 hours of daylight per day
  • Very high heat & humidity in July in VientianeVH
    Very High heat & humidity
  • 244 mm monthly rainfall in July in Vientiane244
    244 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Vientiane11
    11+ (Extreme) UV index

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The July weather guide for Laos (Vientiane) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Vientiane in July?

Daytime temperatures usually reach 32°C in Vientiane in July with very high heat and humidity, falling to 25°C at night.

How sunny is it in Vientiane in July?

There are normally 5 hours of bright sunshine each day in Vientiane in July - that's 38% of daylight hours.

Does it rain in Vientiane in July?

There are usually 21 days with some rain in Vientiane in July and the average monthly rainfall is 244mm.

What is the chance of a typhoon in Vientiane in July?

On average less than 1 day in July in Vientiane is likely to be affected by the passage of one or more tropical storms.

Vientiane July sunrise & sunset times

Browse the sunrise and sunset times for Vientiane in July 2025. Select a month to view Vientiane sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:38 18:49
Wednesday, 16th July 2025 05:43 18:48
Thursday, 31st July 2025 05:48 18:44

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