Tam Ky climate — normals and trends

Tam Ky (Vietnam) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 25.3 °C and it receives 2,707 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 June (28.5 °C on average) and the coldest is January (21.3 °C). Rainfall peaks in November.

Tam Ky averages 0 frost days, 135 hot days (≥ 30 °C) and 232 rainy days per year.

Tam Ky has warmed by +1.3 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.

The hottest day of the period reached 37.1 °C (on 6 August 2021) and the coldest 13.6 °C (on 30 January 1993).

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

Tam KyDa Nang City

coords
15.57°, 108.47°
period
19402025 · 86 yrs
AfTropical rainforestWarmest monthJuneColdest monthJanuaryWettest monthNovemberDriest monthApril

Mean daily temperature

25.3°C

Average daily high

28.0°C

Average daily low

23.2°C

Annual rainfall

2,707mm

Sunshine / day

9.4h

Mean relative humidity

84%

Average peak wind

14.2km/h

Seasonal range

7.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

135 d/yr

Rainy days (≥ 1 mm)

232 d/yr

Annual snowfall

0.0 cm

Average feels-like high

32.9 °C

Average feels-like low

26.9 °C

Average peak gust

28.6 km/h

Tropical nights (≥ 20 °C)

319 d/yr

Solar radiation

17.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.3 °C

since 1940

+0.2 °C per decade · r² = 0.57 · p = < 0.001

1940Each stripe is one year, from 1940 (left) to 2025 (right). Blue = colder than the period average, red = warmer.2025

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

37.1 °C

6 August 2021

Coldest day

13.6 °C

30 January 1993

Wettest day

375 mm

12 September 2021

Windiest day

61.4 km/h

29 September 2009

Strongest gust

135.7 km/h

28 October 2020

Hottest feels-like

44.8 °C

3 July 2015

Coldest feels-like

11.7 °C

30 January 1993

Sunniest day

12.7 h

1 June 2013

YearHottest dayColdest dayAnnual meanRainfallHot daysFrost days
202535.0 °C21 July 202515.9 °C31 January 202525.6 °C3,566 mm1520
202435.3 °C10 August 202419.0 °C24 January 202426.6 °C3,175 mm1790
202335.2 °C9 August 202316.3 °C31 January 202326.3 °C2,753 mm1670
202233.9 °C11 June 202217.3 °C24 February 202225.7 °C3,183 mm1410
202137.1 °C6 August 202115.1 °C13 January 202126.1 °C3,808 mm1640
202034.5 °C26 August 202017.8 °C24 February 202026.3 °C3,148 mm1740
201935.6 °C23 July 201918.0 °C7 December 201926.9 °C1,872 mm1840
201834.6 °C12 June 201815.5 °C6 February 201826.1 °C2,165 mm1550
201735.0 °C4 June 201717.0 °C7 February 201726.0 °C3,596 mm1500
201634.7 °C17 August 201615.9 °C25 January 201626.2 °C3,352 mm1750
201535.9 °C2 July 201516.6 °C25 January 201526.2 °C2,182 mm1630
201434.4 °C27 June 201415.5 °C15 January 201425.8 °C2,345 mm1520
201335.3 °C10 June 201316.9 °C19 December 201325.7 °C2,672 mm1400
201235.0 °C14 June 201218.0 °C31 December 201226.0 °C2,118 mm1520
201135.0 °C5 August 201116.7 °C7 February 201125.1 °C3,566 mm1260
201035.0 °C25 June 201017.7 °C17 December 201026.1 °C3,004 mm1600
200934.1 °C27 July 200916.8 °C11 January 200925.7 °C3,067 mm1350
200833.8 °C17 August 200816.5 °C15 February 200825.1 °C3,689 mm1350
200734.1 °C14 July 200716.8 °C1 February 200725.5 °C3,217 mm1300
200634.5 °C13 July 200617.1 °C27 January 200625.8 °C2,497 mm1340
200534.2 °C20 July 200515.4 °C7 March 200525.5 °C3,156 mm1380
200434.6 °C21 June 200415.7 °C15 February 200425.4 °C2,091 mm1410
200334.1 °C8 June 200316.6 °C8 January 200325.7 °C2,539 mm1570
200234.3 °C19 July 200217.8 °C1 January 200225.7 °C2,327 mm1430
200133.8 °C31 July 200116.9 °C31 December 200125.6 °C2,411 mm1370
200034.4 °C14 August 200017.7 °C10 February 200025.3 °C3,661 mm1190
199933.8 °C22 July 199913.8 °C25 December 199925.4 °C3,691 mm1300
199834.5 °C23 May 199818.2 °C16 December 199826.3 °C3,146 mm1640
199733.9 °C6 August 199715.2 °C13 January 199725.6 °C2,392 mm1360
199633.9 °C1 August 199615.8 °C2 January 199625.1 °C3,133 mm1270
199533.5 °C21 May 199515.4 °C8 January 199525.3 °C2,660 mm1320
199434.5 °C4 May 199416.7 °C24 January 199425.6 °C2,121 mm1370
199333.8 °C22 June 199313.6 °C30 January 199325.4 °C2,496 mm1590
199233.8 °C30 May 199215.9 °C15 January 199225.2 °C2,811 mm1380
199133.6 °C17 June 199117.6 °C29 December 199125.8 °C2,144 mm1340
199034.5 °C21 August 199016.8 °C30 January 199025.6 °C3,184 mm1270
198933.3 °C28 July 198916.9 °C4 December 198925.2 °C2,279 mm1240
198834.2 °C24 May 198816.8 °C15 December 198825.4 °C2,772 mm1320
198734.8 °C23 June 198717.8 °C8 December 198725.9 °C2,360 mm1550
198633.5 °C2 July 198614.9 °C4 March 198625.3 °C3,062 mm1320
198534.1 °C7 June 198516.9 °C16 December 198525.3 °C2,658 mm1060
198433.2 °C19 July 198414.8 °C10 January 198425.1 °C2,582 mm1220
198333.9 °C21 May 198315.9 °C23 January 198325.4 °C2,306 mm1530
198234.3 °C28 July 198214.8 °C28 December 198225.5 °C1,864 mm1310
198134.5 °C26 August 198117.0 °C20 January 198125.6 °C3,165 mm1530
198034.1 °C6 August 198017.6 °C24 December 198025.7 °C3,066 mm1310
197934.0 °C15 May 197917.3 °C18 December 197925.6 °C2,611 mm1410
197833.3 °C14 June 197816.9 °C23 January 197825.4 °C2,933 mm1310
197734.3 °C26 June 197715.5 °C12 February 197725.0 °C2,010 mm1230
197634.2 °C17 June 197615.6 °C17 January 197625.1 °C2,333 mm1290
197533.1 °C31 July 197514.8 °C30 December 197525.1 °C3,255 mm1300
197434.2 °C10 August 197414.4 °C3 January 197425.1 °C2,983 mm1320
197333.9 °C20 July 197316.8 °C29 December 197325.7 °C2,935 mm1550
197233.7 °C25 July 197216.1 °C15 January 197225.2 °C3,260 mm1170
197133.1 °C22 July 197116.8 °C15 January 197124.5 °C4,053 mm1060
197033.9 °C29 August 197015.8 °C23 January 197025.4 °C2,782 mm1400
196934.0 °C24 May 196916.7 °C6 February 196925.5 °C2,586 mm1480
196834.0 °C27 August 196816.5 °C29 January 196825.1 °C1,836 mm1240
196733.9 °C5 July 196714.9 °C17 January 196724.8 °C2,882 mm1290
196634.0 °C29 April 196617.7 °C10 January 196625.4 °C2,641 mm1130
196534.2 °C21 July 196516.3 °C18 January 196525.2 °C2,407 mm1300
196434.5 °C1 August 196416.5 °C27 February 196425.1 °C3,091 mm1400
196334.0 °C1 June 196314.1 °C15 January 196324.7 °C1,967 mm1220
196233.9 °C21 July 196214.9 °C19 February 196224.8 °C2,345 mm1200
196134.1 °C13 July 196115.9 °C19 January 196125.2 °C2,370 mm1230
196033.5 °C14 June 196014.1 °C4 January 196025.1 °C2,856 mm1260
195934.5 °C13 June 195917.1 °C15 January 195925.4 °C1,865 mm1300
195834.1 °C23 May 195816.3 °C5 January 195825.0 °C2,378 mm1290
195733.5 °C15 June 195715.8 °C3 January 195725.1 °C2,172 mm1250
195632.9 °C13 June 195615.2 °C18 January 195624.7 °C3,066 mm1130
195532.9 °C24 July 195514.7 °C12 January 195524.6 °C3,288 mm1250
195433.5 °C19 June 195416.2 °C22 December 195425.2 °C2,014 mm1360
195333.8 °C15 July 195317.3 °C13 December 195325.5 °C2,585 mm1310
195234.9 °C12 July 195216.1 °C22 January 195225.6 °C2,304 mm1500
195134.2 °C31 July 195117.0 °C1 January 195125.5 °C2,124 mm1460
195033.7 °C17 August 195017.9 °C20 December 195025.4 °C1,737 mm1460
194934.7 °C15 June 194916.4 °C16 January 194925.0 °C2,783 mm1150
194833.6 °C18 June 194815.8 °C8 January 194824.7 °C2,119 mm1130
194733.3 °C6 August 194716.5 °C5 January 194724.8 °C2,591 mm1120
194633.8 °C27 July 194615.2 °C8 January 194624.9 °C2,772 mm1130
194532.3 °C1 August 194516.0 °C17 January 194524.1 °C2,591 mm820
194433.0 °C4 August 194415.1 °C27 January 194424.5 °C3,174 mm1120
194332.7 °C19 June 194315.1 °C25 January 194324.1 °C2,674 mm840
194233.7 °C14 August 194216.4 °C18 December 194224.8 °C2,048 mm1110
194132.5 °C18 July 194118.6 °C2 February 194125.1 °C2,655 mm1080
194032.1 °C30 June 194014.4 °C7 January 194024.5 °C2,699 mm880

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

Average daily high
28.1 °C
+0.1 °C
Hot days (≥ 30 °C)
152 d/yr
+17
Frost days (< 0 °C)
0 d/yr
0
Annual rainfall
3566 mm
+859 mm

Month by month

Highvs. normalPrecipitationvs. normal
Jan22.4 °C-1.0 °C178 mm-16 mm
Feb23.5 °C-1.0 °C185 mm+76 mm
Mar25.6 °C-1.2 °C202 mm+115 mm
Apr28.2 °C-0.9 °C42 mm-29 mm
May31.6 °C+0.8 °C99 mm-14 mm
Jun32.0 °C+0.3 °C248 mm+122 mm
Jul32.7 °C+1.0 °C130 mm+13 mm
Aug32.1 °C+0.7 °C223 mm+72 mm
Sep30.4 °C+0.7 °C296 mm+0 mm
Oct28.3 °C+0.9 °C666 mm+179 mm
Nov25.5 °C-0.1 °C910 mm+378 mm
Dec24.5 °C+0.8 °C387 mm-37 mm

The year's extremes

Hottest day
35.0 °C
21 Jul 2025
Coldest day
15.9 °C
31 Jan 2025
Wettest day
153.6 mm
19 Nov 2025
Windiest day
39.0 km/h
6 Nov 2025
Strongest gust
80.6 km/h
6 Nov 2025
Hottest feels-like
43.8 °C
1 Aug 2025
Coldest feels-like
16.0 °C
22 Jan 2025
Sunniest day
12.7 h
2 Jun 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Tam Ky?

Tam Ky has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 2,707 mm of precipitation per year.

What is the hottest day ever recorded in Tam Ky?

The hottest day measured in Tam Ky between 1940 and 2025 was 6 August 2021, reaching 37.1 °C.

What is the coldest day in Tam Ky?

The coldest day measured in Tam Ky between 1940 and 2025 was 30 January 1993, at 13.6 °C.

Does it snow in Tam Ky?

Almost never: Tam Ky sees virtually no snow, with about 0 frost days per year.

Has the climate of Tam Ky warmed?

Yes: Tam Ky warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Tam Ky?

The wettest day measured in Tam Ky between 1940 and 2025 was 12 September 2021, with 375 mm of rain in 24 hours.

What was the windiest day in Tam Ky?

The windiest day measured in Tam Ky between 1940 and 2025 was 29 September 2009, with winds reaching 61.4 km/h.

What is the warmest month in Tam Ky?

The warmest month in Tam Ky is June (28.5 °C on average); the coldest is January (21.3 °C).

How much does it rain in Tam Ky?

Tam Ky receives on average 2,707 mm of precipitation per year, spread over about 232 rainy days.

Is it sunny in Tam Ky?

Tam Ky gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.

Are there tropical nights in Tam Ky?

Yes: Tam Ky has on average 319 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Tam Ky?

In Tam Ky, between 1940 and 2025, the highest apparent temperature reached 44.8 °C on 3 July 2015, and the lowest was 11.7 °C on 30 January 1993.

Compare Tam Ky with another city

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Nearby cities

The climate around Tam Ky

Other cities — Vietnam