Vientiane
Laos
Long-term weather forecast
Long-term weather forecast

June weather forecast and climate
Vientiane, Laos

Water geysers around the memorial Patuxay Monument in Vientiane, Laos
Water geysers around the memorial Patuxay Monument in Vientiane, Laos
June, the first month of the summer, in Vientiane, is still a hot month, with average temperature fluctuating between 31.9°C (89.4°F) and 24.9°C (76.8°F).

Temperature

In Vientiane, the average high-temperature is essentially the same as in May - a still hot 31.9°C (89.4°F). In Vientiane, in June, the average low-temperature is 24.9°C (76.8°F).

Humidity

In June, the average relative humidity in Vientiane is 82%.

Rainfall

In June, the rain falls for 18 days. Throughout June, 279.8mm (11") of precipitation is accumulated. In Vientiane, Laos, during the entire year, the rain falls for 118 days and collects up to 1660.5mm (65.4") of precipitation.

Daylight

The month with the longest days in Vientiane is June, with an average of 13.2h of daylight.

Sunshine

The average sunshine in Vientiane is 5.1h.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an ultimate health vulnerability from unsafe exposure to the UV radiation for average individuals.
The daily maximum UV index of 12 in June interpret into the following advice:
Take all required precautions, as unprotected skin and eyes can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim.

What is the temperature in June in Vientiane?

In Vientiane, in June, the average high-temperature is 31.9°C (89.4°F), and the average low-temperature is 24.9°C (76.8°F).

What is the average humidity in June in Vientiane?

In June, the average relative humidity in Vientiane is 82%.

How many days does it rain in June in Vientiane?

In Vientiane, Laos, in June, it is raining for 18 days, with typically 279.8mm (11") of accumulated precipitation.

When are the longest days in Vientiane?

With an average of 13.2h of daylight, June has the longest days of the year.

How many hours of daylight does Vientiane have in June?

In Vientiane, Laos, the average length of the day in June is 13.2h.

How long on average sun shines in June in Vientiane?

The average sunshine in June is 5.1h.

When is the highest UV index in Vientiane?

March through September, with an average maximum UV index of 12, are months with the highest UV index.

How high is the UV index in June in Vientiane?

The average daily maximum UV index in June is 12. A UV Index value of 11, and more, symbolizes an extreme health threat from unsafe exposure to the Sun's UV rays.
Average temperature in June - Vientiane, Laos
  • Average high temperature in June: 31.9°C

The warmest month (with the highest average high temperature) is April (34.3°C).
The month with the lowest average high temperature is December (28.1°C).

  • Average low temperature in June: 24.9°C

The month with the highest average low temperature is June (24.9°C).
The coldest month (with the lowest average low temperature) is January (16.4°C).

Average humidity in June - Vientiane, Laos
  • Average humidity in June: 82%

The month with the highest relative humidity is August (84%).
The month with the lowest relative humidity is March (66%).

Average rainfall in June - Vientiane, Laos
  • Average rainfall in June: 279.8mm

The wettest month (with the highest rainfall) is August (334.6mm).
The driest month (with the lowest rainfall) is December (2.5mm).

Average rainfall days in June - Vientiane, Laos
  • Average rainfall days in June: 18 days

The month with the highest number of rainy days is August (21 days).
Months with the lowest number of rainy days are January and December (1 days).

Average daylight in June / Average sunshine in June - Vientiane, Laos
  • Average daylight in June: 13.2h

The month with the longest days is June (Average daylight: 13.2h).
The month with shortest days is December (Average daylight: 11.1h).

  • Average sunshine in June: 5.1h

The month with most sunshine is December (Average sunshine: 8.3h).
The month with least sunshine is August (Average sunshine: 4.4h).

Average UV index in June - Vientiane, Laos
  • Average UV index in June: 12

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 8).