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Mong Cai
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Mong Cai Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Mong Cai year round climate
- Spring (March–May): Average 20.4–25.6°C, warm and comfortable climate, rainfall gradually increasing. Common activities: Outdoor walks, seaside sightseeing. Suggested clothing: Light jacket, long-sleeved shirt, comfortable shoes.
- Summer (June–August): Average 28.1–29.2°C, hot and humid, abundant rainfall. Common activities: Swimming, water activities. Suggested clothing: Light and breathable clothing, sun hat, sunscreen.
- Autumn (September–November): Average 27.6–22.1°C, pleasant climate, decreasing rainfall. Common activities: Sightseeing, enjoying local cuisine. Suggested clothing: Comfortable long-sleeved shirt or light jacket.
- Winter (December–February): Average 15.4–14.3°C, cool climate, less rainfall. Common activities: Sightseeing, enjoying the peaceful atmosphere. Suggested clothing: Warm jacket, long pants.
Mong Cai climatological average
Annual average temperature: approx. 22.8°C / Annual rainfall: approx. 2319 mm / Summer humidity: 75%–85% / Rainiest month: July
Mong Cai monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
14.6°C
75.3
February
14.3°C
104.7
March
20.4°C
49.2
April
23.7°C
134.5
May
25.6°C
398.4
June
28.1°C
392.4
July
29.2°C
442.6
August
28.2°C
362.9
September
27.6°C
217.4
October
24.5°C
82.9
November
22.1°C
49.2
December
15.4°C
10
Mong Cai weather for the next seven days
12/25
Thursday
Patchy rain nearby
15.5°C/13.8°C
12/26
Friday
Cloudy
16.8°C/13.9°C
12/27
Saturday
Patchy rain nearby
15.7°C/15.3°C
12/28
Sunday
Patchy rain nearby
16.3°C/14.7°C
12/29
Monday
Patchy rain nearby
19.6°C/16.4°C
12/30
Tuesday
Patchy rain nearby
19.6°C/17.5°C
12/31
Wednesday
Patchy rain nearby
19.3°C/18.1°C
