ClimateAverages

Thanh Pho Ha Long Climate

Quang Ninh, Viet Nam · 21 weather stations within 200 km · records 1785 to 2025

Average annual daytime high
26.4°C
Warmest month · July
32.0°C
Typical daytime high
Coldest month · January
13.9°C
Typical overnight low

Thanh Pho Ha Long has an average annual daytime high of 26.4°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 32.0°C, and its coldest is January, with overnight lows near 13.9°C.

Month by month averages

MonthAvg highAvg low
January19.1°C13.9°CColdest
February19.5°C14.9°C
March22.1°C17.8°C
April25.7°C21.1°C
May30.1°C24.7°C
June31.4°C26.2°C
July32.0°C26.7°CWarmest
August31.3°C26.1°C
September30.7°C24.9°C
October28.5°C22.3°C
November25.2°C18.9°C
December21.4°C15.6°C

Temperature range across the year

12°17°23°28°34°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2023
+1.7°C vs. 1951–1980
Coldest year on record
1892
-1.6°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Thanh Pho Ha Long getting hotter?

Since 1900, Thanh Pho Ha Long's average temperature has risen by +1.8°C. Compared to the earliest station records that begin in 1785, warming totals +1.7°C.

23.0°23.6°24.2°24.9°25.5°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
January to December

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Thanh Pho Ha Long?

Thanh Pho Ha Long's average annual daytime high is 26.4°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 32.0°C, and the coldest is January, with lows averaging 13.9°C.

What is the warmest month in Thanh Pho Ha Long?

July is the warmest month in Thanh Pho Ha Long, with typical daytime highs of 32.0°C.

What is the hottest year on record for Thanh Pho Ha Long?

2023 is the hottest year on record for Thanh Pho Ha Long, running +1.7°C above the 1951 to 1980 baseline.

Is Thanh Pho Ha Long getting hotter?

Yes. Since 1900, Thanh Pho Ha Long has warmed by roughly +1.8°C.

When is the best time to visit Thanh Pho Ha Long?

January to December typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.