Climate Overview
The climate in Sapa is hot. The average annual temperature is 27°C and approximately 1488mm of precipitation falls per year. Sapa receives a notable amount of rainfall throughout the year, including during its driest month. Sapa sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Sapa has relatively stable temperatures year-round, staying within a 3°C range. The warmest month is May, when average highs reach 29°C and the mean temperature sits around 28°C. February is the coolest month, with minimum temperatures around 26°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.
Precipitation
Sapa is a fairly wet location, receiving approximately 1488mm of precipitation annually, which averages out to around 124mm per month. The wettest month is October, averaging 171mm of rainfall. July and December also tend to see above-average precipitation. The driest month is March, with just 67mm. That's 104mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.
Wind
Sapa is mildly breezy, with an average annual wind speed of 17km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 21km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in April, with average winds dropping to 14km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 7km/h gap between the calmest and windiest months.
Seasons
84 days until Summer
It is currently spring in Sapa, which began on March 20, 2026. Sapa sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in May at around 29°C, while the coldest stretch bottoms out in February near 26°C. Summer is next, beginning on June 21, 2026 — 84 days from now.
Spring
Temperatures range from 26 to 29°C. Precipitation is moderate at around 267mm for the season, averaging 89mm per month. Winds are moderate at around 15km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 27 to 28°C. Rainfall is heavy, totalling around 438mm across the season with a monthly average of 146mm. Winds are moderate at around 18km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 27 to 28°C. Rainfall is heavy, totalling around 436mm across the season with a monthly average of 145mm. Winds are moderate at around 17km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 347mm across the season with a monthly average of 116mm. Winds are moderate at around 19km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Sapa based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
