Lào Cai weather in March
In March, Lào Cai sees average daytime highs of 24°C and overnight lows near 15°C, with 126 mm of rain across 19 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.
Highs climb over the month, from about 22°C in the first days to 25°C by the end. The sky is clear or mostly clear about 27% of the time in March, and the air most often feels humid.
Daylight stretches from about 11 h 30 min at the start of March to 12 h 12 min by month's end. Set against the rest of the year, March is Lào Cai's 3rd-clearest and 1st-windiest month. For the whole year in context, see Lào Cai's year-round climate.
- Daytime high
- 24°
- 8th warmest
- Overnight low
- 15°
- 4th coldest
- Rainfall
- 126 mm
- 19 wet days
- Daylight
- 11 h 48 min
- 6:19 AM – 6:09 PM
- Cloud cover
- 63%
- 3rd clearest
- Wind
- 5 km/h
- 1st windiest
- Solar energy
- 4.26 kWh/m²
- Travel score
- 5.5
- out of 10
Temperature in March
Highs climb over the month, from about 22°C in the first days to 25°C by the end.
A typical March day in Lào Cai reaches about 24°C in the afternoon and slips back to 15°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 30°C. Set against its neighbours, March runs about 4°C warmer than February and about 4°C cooler than April.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Avg low (°C) | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 22 | 13 |
| 2 | 22 | 13 |
| 3 | 22 | 13 |
| 4 | 22 | 13 |
| 5 | 22 | 13 |
| 6 | 23 | 13 |
| 7 | 23 | 14 |
| 8 | 23 | 14 |
| 9 | 23 | 14 |
| 10 | 23 | 14 |
| 11 | 23 | 14 |
| 12 | 23 | 14 |
| 13 | 24 | 14 |
| 14 | 24 | 14 |
| 15 | 24 | 15 |
| 16 | 24 | 15 |
| 17 | 24 | 15 |
| 18 | 24 | 15 |
| 19 | 24 | 15 |
| 20 | 24 | 15 |
| 21 | 24 | 15 |
| 22 | 24 | 15 |
| 23 | 24 | 16 |
| 24 | 24 | 16 |
| 25 | 25 | 16 |
| 26 | 25 | 16 |
| 27 | 25 | 16 |
| 28 | 25 | 16 |
| 29 | 25 | 16 |
| 30 | 25 | 16 |
| 31 | 25 | 17 |
How March really feels in Lào Cai
Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Lào Cai weather by month
How March compares with the rest of the year at a glance. March is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 18° / 11° | 96 | 18.1 | 10.8 | 4.7 |
| Feb | 20° / 12° | 87 | 17 | 11.2 | 5.0 |
| Mar | 24° / 15° | 126 | 19 | 11.8 | 5.5 |
| Apr | 27° / 19° | 129 | 17.6 | 12.5 | 5.2 |
| May | 29° / 22° | 200 | 19.7 | 13.1 | 4.1 |
| Jun | 30° / 24° | 242 | 22 | 13.4 | 3.3 |
| Jul | 30° / 24° | 261 | 23.2 | 13.2 | 3.4 |
| Aug | 30° / 23° | 268 | 22.4 | 12.8 | 3.6 |
| Sep | 28° / 22° | 165 | 18.2 | 12.1 | 4.6 |
| Oct | 26° / 19° | 118 | 16.6 | 11.5 | 5.7 |
| Nov | 23° / 15° | 88 | 13.8 | 10.9 | 6.1 |
| Dec | 19° / 12° | 92 | 14.1 | 10.6 | 5.5 |
Cloud cover in March
The sky is clear or mostly clear about 27% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 58%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 43 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 44 | 45 | 45 | 45 | 45 | 45 | 45 | 44 | 44 | 44 | 43 | 42 | 41 | 41 | 40 | 39 | 39 | 38 | 38 | 38 | 38 | 38 | 39 |
| Cloudier (%) | 57 | 57 | 57 | 57 | 56 | 56 | 56 | 56 | 56 | 55 | 55 | 55 | 55 | 55 | 55 | 56 | 56 | 56 | 57 | 58 | 59 | 59 | 60 | 61 | 61 | 62 | 62 | 62 | 62 | 62 | 61 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 43 | 57 |
| 2 | 43 | 57 |
| 3 | 43 | 57 |
| 4 | 43 | 57 |
| 5 | 44 | 56 |
| 6 | 44 | 56 |
| 7 | 44 | 56 |
| 8 | 44 | 56 |
| 9 | 44 | 56 |
| 10 | 45 | 55 |
| 11 | 45 | 55 |
| 12 | 45 | 55 |
| 13 | 45 | 55 |
| 14 | 45 | 55 |
| 15 | 45 | 55 |
| 16 | 44 | 56 |
| 17 | 44 | 56 |
| 18 | 44 | 56 |
| 19 | 43 | 57 |
| 20 | 42 | 58 |
| 21 | 41 | 59 |
| 22 | 41 | 59 |
| 23 | 40 | 60 |
| 24 | 39 | 61 |
| 25 | 39 | 61 |
| 26 | 38 | 62 |
| 27 | 38 | 62 |
| 28 | 38 | 62 |
| 29 | 38 | 62 |
| 30 | 38 | 62 |
| 31 | 39 | 61 |
Chance of precipitation in March
Lào Cai gets around 126 mm of rain over 19 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 62% and peaks near 66% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 60 | 60 | 59 | 59 | 59 | 59 | 58 | 58 | 58 | 58 | 58 | 58 | 59 | 59 | 60 | 61 | 62 | 62 | 63 | 64 | 64 | 64 | 65 | 65 | 66 | 66 | 66 | 65 | 65 | 65 | 64 |
| Rain chance (%) | |
|---|---|
| 1 | 60 |
| 2 | 60 |
| 3 | 59 |
| 4 | 59 |
| 5 | 59 |
| 6 | 59 |
| 7 | 58 |
| 8 | 58 |
| 9 | 58 |
| 10 | 58 |
| 11 | 58 |
| 12 | 58 |
| 13 | 59 |
| 14 | 59 |
| 15 | 60 |
| 16 | 61 |
| 17 | 62 |
| 18 | 62 |
| 19 | 63 |
| 20 | 64 |
| 21 | 64 |
| 22 | 64 |
| 23 | 65 |
| 24 | 65 |
| 25 | 66 |
| 26 | 66 |
| 27 | 66 |
| 28 | 65 |
| 29 | 65 |
| 30 | 65 |
| 31 | 64 |
Humidity in March
Most of March feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the humid band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 16% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 35 | 34 | 33 | 32 | 30 | 29 | 28 | 26 | 24 | 23 | 21 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 8 | 8 |
| Comfortable (%) | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 32 | 32 | 31 | 30 | 29 | 28 | 27 | 26 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 19 | 18 | 18 | 18 | 18 | 17 |
| Humid (%) | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 37 | 38 | 39 | 40 | 41 | 41 | 42 | 42 | 42 | 43 | 44 | 44 | 45 | 45 | 45 | 46 | 46 | 46 | 46 | 46 | 46 | 46 |
| Muggy (%) | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 14 | 15 | 17 | 18 | 19 | 20 | 21 | 22 | 22 | 23 | 24 | 25 | 25 | 26 | 27 | 27 | 28 | 29 |
| Oppressive (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 35 | 34 | 27 | 3 | 0 |
| 2 | 34 | 34 | 28 | 4 | 0 |
| 3 | 33 | 34 | 29 | 4 | 0 |
| 4 | 32 | 34 | 30 | 5 | 0 |
| 5 | 30 | 34 | 31 | 5 | 0 |
| 6 | 29 | 34 | 32 | 6 | 0 |
| 7 | 28 | 33 | 33 | 6 | 0 |
| 8 | 26 | 33 | 34 | 7 | 0 |
| 9 | 24 | 33 | 35 | 8 | 0 |
| 10 | 23 | 32 | 37 | 9 | 0 |
| 11 | 21 | 32 | 38 | 10 | 0 |
| 12 | 19 | 31 | 39 | 11 | 0 |
| 13 | 18 | 30 | 40 | 12 | 0 |
| 14 | 17 | 29 | 41 | 14 | 0 |
| 15 | 16 | 28 | 41 | 15 | 0 |
| 16 | 15 | 27 | 42 | 17 | 0 |
| 17 | 14 | 26 | 42 | 18 | 0 |
| 18 | 13 | 26 | 42 | 19 | 0 |
| 19 | 12 | 25 | 43 | 20 | 0 |
| 20 | 12 | 24 | 44 | 21 | 0 |
| 21 | 12 | 23 | 44 | 22 | 0 |
| 22 | 11 | 22 | 45 | 22 | 0 |
| 23 | 11 | 21 | 45 | 23 | 0 |
| 24 | 11 | 20 | 45 | 24 | 0 |
| 25 | 10 | 19 | 46 | 25 | 0 |
| 26 | 10 | 19 | 46 | 25 | 0 |
| 27 | 10 | 18 | 46 | 26 | 0 |
| 28 | 9 | 18 | 46 | 27 | 0 |
| 29 | 9 | 18 | 46 | 27 | 0 |
| 30 | 8 | 18 | 46 | 28 | 1 |
| 31 | 8 | 17 | 46 | 29 | 1 |
Wind in March
Winds average 5 km/h in March, the windiest month of the year.
Across March, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 5 | calm |
| 2 | 5 | calm |
| 3 | 5 | calm |
| 4 | 5 | calm |
| 5 | 5 | calm |
| 6 | 5 | calm |
| 7 | 5 | calm |
| 8 | 5 | calm |
| 9 | 5 | calm |
| 10 | 5 | calm |
| 11 | 5 | calm |
| 12 | 5 | calm |
| 13 | 5 | calm |
| 14 | 5 | calm |
| 15 | 5 | calm |
| 16 | 5 | calm |
| 17 | 5 | calm |
| 18 | 5 | calm |
| 19 | 5 | calm |
| 20 | 5 | calm |
| 21 | 5 | calm |
| 22 | 5 | calm |
| 23 | 5 | calm |
| 24 | 5 | calm |
| 25 | 5 | calm |
| 26 | 5 | calm |
| 27 | 5 | calm |
| 28 | 5 | calm |
| 29 | 5 | calm |
| 30 | 4 | calm |
| 31 | 4 | calm |
Sunrise & sunset in March
Daylight runs from about 11 h 30 min at the start of March to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 42 minutes over March. Sunrise moves from 6:32 AM to 6:04 AM, and sunset from 6:03 PM to 6:14 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 12.0 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 |
| Sunrise (AM) | 6:32 | 6:31 | 6:30 | 6:29 | 6:29 | 6:28 | 6:27 | 6:26 | 6:25 | 6:24 | 6:23 | 6:22 | 6:21 | 6:21 | 6:20 | 6:19 | 6:18 | 6:17 | 6:16 | 6:15 | 6:14 | 6:13 | 6:12 | 6:11 | 6:10 | 6:09 | 6:08 | 6:07 | 6:06 | 6:05 | 6:04 |
| Sunset (PM) | 6:03 | 6:03 | 6:04 | 6:04 | 6:05 | 6:05 | 6:05 | 6:06 | 6:06 | 6:07 | 6:07 | 6:07 | 6:08 | 6:08 | 6:09 | 6:09 | 6:09 | 6:10 | 6:10 | 6:10 | 6:11 | 6:11 | 6:11 | 6:12 | 6:12 | 6:13 | 6:13 | 6:13 | 6:14 | 6:14 | 6:14 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.5 | 6:32 | 6:03 |
| 2 | 11.5 | 6:31 | 6:03 |
| 3 | 11.6 | 6:30 | 6:04 |
| 4 | 11.6 | 6:29 | 6:04 |
| 5 | 11.6 | 6:29 | 6:05 |
| 6 | 11.6 | 6:28 | 6:05 |
| 7 | 11.6 | 6:27 | 6:05 |
| 8 | 11.7 | 6:26 | 6:06 |
| 9 | 11.7 | 6:25 | 6:06 |
| 10 | 11.7 | 6:24 | 6:07 |
| 11 | 11.7 | 6:23 | 6:07 |
| 12 | 11.8 | 6:22 | 6:07 |
| 13 | 11.8 | 6:21 | 6:08 |
| 14 | 11.8 | 6:21 | 6:08 |
| 15 | 11.8 | 6:20 | 6:09 |
| 16 | 11.8 | 6:19 | 6:09 |
| 17 | 11.9 | 6:18 | 6:09 |
| 18 | 11.9 | 6:17 | 6:10 |
| 19 | 11.9 | 6:16 | 6:10 |
| 20 | 11.9 | 6:15 | 6:10 |
| 21 | 11.9 | 6:14 | 6:11 |
| 22 | 12.0 | 6:13 | 6:11 |
| 23 | 12.0 | 6:12 | 6:11 |
| 24 | 12.0 | 6:11 | 6:12 |
| 25 | 12.0 | 6:10 | 6:12 |
| 26 | 12.1 | 6:09 | 6:13 |
| 27 | 12.1 | 6:08 | 6:13 |
| 28 | 12.1 | 6:07 | 6:13 |
| 29 | 12.1 | 6:06 | 6:14 |
| 30 | 12.2 | 6:05 | 6:14 |
| 31 | 12.2 | 6:04 | 6:14 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 4.26 kWh/m².
For context, solar energy here swings from a low near 2.56 kWh/m² to a high of 4.91 kWh/m² in April across the year — March's 4.26 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 3.8 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.5 | 4.5 |
| Level | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.8 | Moderate |
| 2 | 3.9 | Moderate |
| 3 | 3.9 | Moderate |
| 4 | 4.0 | Moderate |
| 5 | 4.0 | Bright |
| 6 | 4.0 | Bright |
| 7 | 4.1 | Bright |
| 8 | 4.1 | Bright |
| 9 | 4.1 | Bright |
| 10 | 4.2 | Bright |
| 11 | 4.2 | Bright |
| 12 | 4.2 | Bright |
| 13 | 4.3 | Bright |
| 14 | 4.3 | Bright |
| 15 | 4.3 | Bright |
| 16 | 4.3 | Bright |
| 17 | 4.3 | Bright |
| 18 | 4.3 | Bright |
| 19 | 4.3 | Bright |
| 20 | 4.3 | Bright |
| 21 | 4.4 | Bright |
| 22 | 4.4 | Bright |
| 23 | 4.4 | Bright |
| 24 | 4.4 | Bright |
| 25 | 4.4 | Bright |
| 26 | 4.4 | Bright |
| 27 | 4.4 | Bright |
| 28 | 4.4 | Bright |
| 29 | 4.4 | Bright |
| 30 | 4.5 | Bright |
| 31 | 4.5 | Bright |
Hazard calendar for Lào Cai
In March, Lào Cai sits inside its rainy season season. The full year is below, with each hazard's peak months called out.
Lào Cai's rainy season runs March–September, when most of the year's rain falls.
Is March a good time to visit Lào Cai?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a reasonable time to visit Lào Cai for sightseeing.
What to pack for Lào Cai in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Lào Cai sees daytime highs around 24°C and nights near 15°C. Pack rain gear. Worth having: light clothes. About 19 days see rain.
UV index in Lào Cai in March
Clear-sky midday UV in March peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Lào Cai peaks around June 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 6 | 8 | 11 | 8 | 10 | 14 | 13 | 12 | 10 | 8 | 7 | 5 |
| Level | High | Very high | Extreme | Very high | Very high | Extreme | Extreme | Extreme | Very high | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 8 | Very high |
| Mar | 11 | Extreme |
| Apr | 8 | Very high |
| May | 10 | Very high |
| Jun | 14 | Extreme |
| Jul | 13 | Extreme |
| Aug | 12 | Extreme |
| Sep | 10 | Very high |
| Oct | 8 | Very high |
| Nov | 7 | High |
| Dec | 5 | High |
Air quality in Lào Cai in March
Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.
Air quality in Lào Cai is worst in March — around 49 µg/m³ PM2.5 (poor), about 2.8× the cleanest month (July, 17 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 36 | 40 | 49 | 48 | 30 | 19 | 17 | 18 | 23 | 28 | 33 | 36 |
| Level | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 36 | Poor |
| Feb | 40 | Poor |
| Mar | 49 | Poor |
| Apr | 48 | Poor |
| May | 30 | Moderate |
| Jun | 19 | Moderate |
| Jul | 17 | Moderate |
| Aug | 18 | Moderate |
| Sep | 23 | Moderate |
| Oct | 28 | Moderate |
| Nov | 33 | Moderate |
| Dec | 36 | Poor |
Where is Lào Cai?
Lào Cai sits at 22.5°N, 104.0°E, 86 m above sea level, in Vietnam. The nearest listed city is Sapa, 21 km away.
Topography around Lào Cai
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Lào Cai.
Within 3 km, the terrain around Lào Cai has significant variations in elevation — a maximum elevation change of 298 m around an average of 141 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,148 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,050 m.
The land around Lào Cai is covered by trees (65%) and artificial surfaces (26%) within 3 km, trees (90%) within 16 km, and trees (85%) within 80 km.
Vietnam travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B / C / F
- 220 V · 50 Hz
- Prices
- ≈ 29% of US
- price level, 2025
- GDP per capita
- $5,066
- 2025
- Happiness
- 6.4 / 10
- World Happiness, 2025
- Safe drinking water
- 59%
- of population, 2024
- Homicide rate
- 1.5
- per 100k, 2011
- Road deaths
- 30.6
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Moderate
- EF EPI 500
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Lào Cai (22.4856°, 103.9707°, elevation 86 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).