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Lao Cai Climate by Month

The climate in Lao Cai is marked by big temperature swings throughout the year. Temperatures range from very warm during the warmest months to pleasant in the cooler months. It also has a notably wet climate with much precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

In Lao Cai, temperatures differ significantly between summer and winter months. Average daytime temperatures range from a very warm 31°C in June, the warmest time of the year, to a pleasant 19°C during cooler months like January. At night, temperatures typically average around 11°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Lao Cai experiences significant rainfall throughout the year, averaging 2069 mm of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, August receives heavy rainfall, averaging 286 mm of precipitation, recorded across 22 rainy days. In contrast, the drier season, November brings less rainfall, with 93 mm over 8 rainy days.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Lao Cai. While April receives considerable daily sunshine with up to 5.7 hours, June marks the darkest time of the year, where sunshine is scarce with only 3.2 hours of sunlight per day.

Monthly hours of sunshine

Data from: Sapa, Vietnam (21 KM, 13 Miles).

Daily hours of sunshine

Data from: Sapa, Vietnam (21 KM, 13 Miles).

The best time of year to visit Lao Cai in Vietnam

During the months of February, March, November and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is the rainy season in Lao Cai?
    Rainy season in Lao Cai occurs in the months of April, May, June, July, August and September.
  • Which is the warmest month in Lao Cai?
    June has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Lao Cai?
    The coldest month is January with an average maximum temperature of 19°C.
  • Which is the wettest month in Lao Cai?
    August tops the wettest month list with 286 mm of rainfall.
  • Which is the driest month in Lao Cai?
    November is the driest month with 93 mm of precipitation.
  • Which is the sunniest month in Lao Cai?
    April is the sunniest month with an average of 170 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Lao Cai

    Sat   Dec 14
    17°C | 14°C
    SE 7 km/h
    overcast and no rain

    overcast and no rain

    Sun   Dec 15
    16°C | 12°C
    SW 7 km/h
    broken clouds and no rain

    broken clouds and no rain

    Mon   Dec 16
    20°C | 11°C
    SW 7 km/h
    clear and no rain

    clear and no rain