Hà Tiên climate — normals and trends
Hà Tiên (Vietnam) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.2 °C and it receives 1,703 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is April (28.5 °C on average) and the coldest is December (25.9 °C). Rainfall peaks in October.
Hà Tiên averages 0 frost days, 225 hot days (≥ 30 °C) and 232 rainy days per year.
Hà Tiên has warmed by +1.8 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The hottest day of the period reached 37.4 °C (on 29 March 1998) and the coldest 15.7 °C (on 5 January 1940).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
Hà TiênAn Giang
- coords
- 10.38°, 104.49°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.2°C
Average daily high
30.4°C
Average daily low
24.9°C
Annual rainfall
1,703mm
Sunshine / day
10.0h
Mean relative humidity
81%
Average peak wind
15.5km/h
Seasonal range
2.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
225 d/yr
Rainy days (≥ 1 mm)
232 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.3 °C
Average feels-like low
28.9 °C
Average peak gust
33.0 km/h
Tropical nights (≥ 20 °C)
361 d/yr
Solar radiation
18.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.80 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
37.4 °C
29 March 1998
Coldest day
15.7 °C
5 January 1940
Wettest day
121 mm
26 March 2010
Windiest day
38.5 km/h
4 October 1960
Strongest gust
72.7 km/h
4 October 1960
Hottest feels-like
44.6 °C
18 May 2010
Coldest feels-like
12.0 °C
12 January 1955
Sunniest day
12.1 h
23 July 1958
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 30.7 °C | +0.4 °C | 4 mm | -18 mm |
| Feb | 31.5 °C | +0.3 °C | 74 mm | +48 mm |
| Mar | 31.8 °C | -0.3 °C | 51 mm | -6 mm |
| Apr | 32.3 °C | +0.1 °C | 201 mm | +85 mm |
| May | 31.8 °C | +0.6 °C | 264 mm | +65 mm |
| Jun | 30.5 °C | +0.4 °C | 223 mm | +31 mm |
| Jul | 30.4 °C | +0.8 °C | 116 mm | -87 mm |
| Aug | 30.5 °C | +1.1 °C | 133 mm | -66 mm |
| Sep | 30.0 °C | +0.6 °C | 242 mm | -5 mm |
| Oct | 30.9 °C | +1.0 °C | 257 mm | -16 mm |
| Nov | 29.8 °C | -0.2 °C | 127 mm | +0 mm |
| Dec | 31.0 °C | +1.3 °C | 30 mm | -12 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Hà Tiên?
Hà Tiên has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.2 °C and it receives 1,703 mm of precipitation per year.
What is the hottest day ever recorded in Hà Tiên?
The hottest day measured in Hà Tiên between 1940 and 2025 was 29 March 1998, reaching 37.4 °C.
What is the coldest day in Hà Tiên?
The coldest day measured in Hà Tiên between 1940 and 2025 was 5 January 1940, at 15.7 °C.
Does it snow in Hà Tiên?
Almost never: Hà Tiên sees virtually no snow, with about 0 frost days per year.
Has the climate of Hà Tiên warmed?
Yes: Hà Tiên warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Hà Tiên?
The wettest day measured in Hà Tiên between 1940 and 2025 was 26 March 2010, with 121 mm of rain in 24 hours.
What was the windiest day in Hà Tiên?
The windiest day measured in Hà Tiên between 1940 and 2025 was 4 October 1960, with winds reaching 38.5 km/h.
What is the warmest month in Hà Tiên?
The warmest month in Hà Tiên is April (28.5 °C on average); the coldest is December (25.9 °C).
How much does it rain in Hà Tiên?
Hà Tiên receives on average 1,703 mm of precipitation per year, spread over about 232 rainy days.
Is it sunny in Hà Tiên?
Hà Tiên gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Hà Tiên?
Yes: Hà Tiên has on average 361 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Hà Tiên?
In Hà Tiên, between 1940 and 2025, the highest apparent temperature reached 44.6 °C on 18 May 2010, and the lowest was 12.0 °C on 12 January 1955.
Compare Hà Tiên with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Hà Tiên