Climate averages 1991–2020
Lạng Sơn weather
in April.
A warm, wet month: the 6th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in Lạng Sơn: daytime highs average 26.8°C and nights cool to about 19.8°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 97 mm of rain on roughly 15 days, which makes April a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 38 min on an average April day.
The nearest other city in this atlas is Pingxiang, China (27 km away). In April its highs average 26.3°C, 0.5°C cooler than Lạng Sơn, with 87 mm of rain.
Among the 136 cities listed in Vietnam, Lạng Sơn ranks 132nd of 136 for the warmest April highs and 104th of 136 for the driest April (rainfall, lowest first). The mean April high of those 136 cities is 30.6°C; Lạng Sơn is 3.9°C cooler than that mean.
From April to May, average highs rise by 2.2°C to 29.0°C, and monthly rainfall rises from 97 mm to 220 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Lạng Sơn climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 17.2°C10.8°C | 10.8°C | 57 | 11.2 | 11.011 h |
| February | 19.4°C12.6°C | 12.6°C | 44 | 10.2 | 11.411 h |
| March | 22.8°C15.9°C | 15.9°C | 79 | 14.4 | 12.012 h |
| April, selected | 26.8°C19.8°C | 19.8°C | 97 | 14.8 | 12.613 h |
| May | 29.0°C22.6°C | 22.6°C | 220 | 21.2 | 13.213 h |
| June | 30.3°C24.4°C | 24.4°C | 257 | 23.6 | 13.413 h |
| July | 30.3°C24.6°C | 24.6°C | 270 | 24.9 | 13.313 h |
| August | 30.0°C24.1°C | 24.1°C | 285 | 25.2 | 12.913 h |
| September | 28.8°C22.6°C | 22.6°C | 164 | 18.2 | 12.312 h |
| October | 26.5°C19.6°C | 19.6°C | 75 | 10.8 | 11.712 h |
| November | 23.2°C15.9°C | 15.9°C | 50 | 7.9 | 11.111 h |
| December | 18.8°C11.8°C | 11.8°C | 45 | 8.2 | 10.811 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Pingxiang, China in AprilChina · 27 kmHigh 26.3°C · Low 19.1°C · 87 mm rain
- Chũ in AprilVietnam · 57 kmHigh 27.8°C · Low 20.8°C · 79 mm rain
- Chongzuo in AprilChina · 86 kmHigh 27.8°C · Low 19.8°C · 85 mm rain
- Bắc Giang in AprilVietnam · 87 kmHigh 28.3°C · Low 21.2°C · 85 mm rain
- Thị Trấn Đông Triều in AprilVietnam · 89 kmHigh 28.4°C · Low 21.7°C · 75 mm rain
- Thị Trấn Mạo Khê in AprilVietnam · 90 kmHigh 28.5°C · Low 21.8°C · 75 mm rain
- Việt Yên in AprilVietnam · 92 kmHigh 28.4°C · Low 21.3°C · 85 mm rain
- Cung Kiệm in AprilVietnam · 97 kmHigh 28.6°C · Low 21.5°C · 85 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Lạng Sơn) is explained once on the Lạng Sơn year overview and on the Sources, method and limits page.