Thanhlyin climate — normals and trends

Q: What is the climate of Thanhlyin?

Thanhlyin has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.2 °C and it receives 2,348 mm of precipitation per year.

Q: What is the hottest day ever recorded in Thanhlyin?

The hottest day measured in Thanhlyin between 1940 and 2025 was 14 May 2010, reaching 42.5 °C.

Q: What is the coldest day in Thanhlyin?

The coldest day measured in Thanhlyin between 1940 and 2025 was 28 December 1999, at 12.1 °C.

Q: Does it snow in Thanhlyin?

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

Q: Has the climate of Thanhlyin warmed?

Yes: Thanhlyin warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Thanhlyin?

The wettest day measured in Thanhlyin between 1940 and 2025 was 17 August 2022, with 220 mm of rain in 24 hours.

Q: What was the windiest day in Thanhlyin?

The windiest day measured in Thanhlyin between 1940 and 2025 was 3 May 2008, with winds reaching 55.1 km/h.

Q: What is the warmest month in Thanhlyin?

The warmest month in Thanhlyin is April (30.6 °C on average); the coldest is January (24.2 °C).

Q: How much does it rain in Thanhlyin?

Thanhlyin receives on average 2,348 mm of precipitation per year, spread over about 179 rainy days.

Q: Is it sunny in Thanhlyin?

Thanhlyin gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.

Thanhlyin (Myanmar) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.2 °C and it receives 2,348 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 (30.6 °C on average) and the coldest is January (24.2 °C). Rainfall peaks in August.

Thanhlyin averages 0 frost days, 285 hot days (≥ 30 °C) and 179 rainy days per year.

Thanhlyin has warmed by +2.0 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.

The hottest day of the period reached 42.5 °C (on 14 May 2010) and the coldest 12.1 °C (on 28 December 1999).

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

ThanhlyinYangon

coords: 16.78°, 96.25°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthAprilColdest monthJanuaryWettest monthAugustDriest monthFebruary

Mean daily temperature

27.2°C

Average daily high

32.3°C

Average daily low

23.4°C

Annual rainfall

2,348mm

Sunshine / day

9.2h

Mean relative humidity

77%

Average peak wind

13.2km/h

Seasonal range

6.4°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

285 d/yr

Rainy days (≥ 1 mm)

179 d/yr

Annual snowfall

0.0 cm

Average feels-like high

36.7 °C

Average feels-like low

27.4 °C

Average peak gust

29.0 km/h

Tropical nights (≥ 20 °C)

306 d/yr

Solar radiation

17.6 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.85 · p = < 0.001

19402025

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

42.5 °C

14 May 2010

Coldest day

12.1 °C

28 December 1999

Wettest day

220 mm

17 August 2022

Windiest day

55.1 km/h

3 May 2008

Strongest gust

113.4 km/h

3 May 2008

Hottest feels-like

49.2 °C

16 May 2024

Coldest feels-like

10.8 °C

26 December 1999

Sunniest day

12.9 h

8 June 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.0 °C9 April 2025	16.7 °C14 January 2025	27.9 °C	2,743 mm	315
2024	41.4 °C4 May 2024	16.0 °C22 January 2024	28.5 °C	2,758 mm	320
2023	40.6 °C5 May 2023	16.6 °C14 January 2023	28.4 °C	2,189 mm	332
2022	39.8 °C27 April 2022	14.8 °C3 February 2022	28.0 °C	2,580 mm	330
2021	38.8 °C19 May 2021	16.3 °C10 February 2021	28.1 °C	2,377 mm	326
2020	40.6 °C21 April 2020	13.7 °C28 January 2020	28.2 °C	2,072 mm	340
2019	42.1 °C25 April 2019	15.7 °C10 December 2019	28.2 °C	2,214 mm	322
2018	39.8 °C14 April 2018	13.7 °C1 February 2018	27.9 °C	2,329 mm	308
2017	39.2 °C5 April 2017	15.3 °C22 December 2017	28.1 °C	2,348 mm	312
2016	41.2 °C26 April 2016	14.5 °C12 January 2016	28.1 °C	2,402 mm	316
2015	39.9 °C20 April 2015	16.1 °C10 January 2015	28.1 °C	2,263 mm	325
2014	39.2 °C30 April 2014	14.5 °C24 January 2014	27.7 °C	2,569 mm	313
2013	40.1 °C19 April 2013	12.9 °C13 January 2013	27.7 °C	2,474 mm	290
2012	40.8 °C27 April 2012	13.7 °C17 January 2012	27.8 °C	2,446 mm	314
2011	38.6 °C23 April 2011	15.4 °C22 January 2011	27.3 °C	2,589 mm	314
2010	42.5 °C14 May 2010	15.5 °C26 December 2010	28.3 °C	2,061 mm	339
2009	39.2 °C9 May 2009	14.7 °C17 January 2009	27.6 °C	2,688 mm	313
2008	39.5 °C17 April 2008	15.3 °C17 February 2008	27.3 °C	2,970 mm	312
2007	41.4 °C24 April 2007	14.2 °C22 January 2007	27.5 °C	2,417 mm	315
2006	39.8 °C10 April 2006	14.8 °C24 December 2006	27.6 °C	2,593 mm	314
2005	40.7 °C1 May 2005	16.7 °C5 January 2005	28.1 °C	2,410 mm	319
2004	41.3 °C23 April 2004	15.5 °C18 January 2004	27.6 °C	2,014 mm	313
2003	40.0 °C7 May 2003	16.4 °C23 January 2003	27.6 °C	2,153 mm	319
2002	40.1 °C22 April 2002	15.7 °C15 January 2002	27.7 °C	2,263 mm	318
2001	40.1 °C15 April 2001	14.8 °C27 January 2001	27.5 °C	2,021 mm	313
2000	39.3 °C22 March 2000	16.7 °C15 January 2000	27.3 °C	2,432 mm	326
1999	39.7 °C3 April 1999	12.1 °C28 December 1999	27.5 °C	2,672 mm	300
1998	42.2 °C10 May 1998	15.0 °C14 January 1998	28.3 °C	1,817 mm	351
1997	40.6 °C7 May 1997	12.9 °C9 February 1997	27.5 °C	2,036 mm	331
1996	40.1 °C9 April 1996	14.8 °C2 January 1996	27.5 °C	2,173 mm	320
1995	41.1 °C17 April 1995	15.4 °C26 January 1995	27.6 °C	2,211 mm	316
1994	39.1 °C17 March 1994	16.2 °C11 January 1994	27.4 °C	2,587 mm	302
1993	39.5 °C5 May 1993	13.5 °C26 January 1993	27.5 °C	1,958 mm	309
1992	40.9 °C21 April 1992	14.5 °C6 January 1992	27.0 °C	2,272 mm	287
1991	40.1 °C18 April 1991	16.2 °C20 January 1991	27.7 °C	2,054 mm	307
1990	39.3 °C12 April 1990	14.6 °C10 January 1990	27.4 °C	2,377 mm	306
1989	39.4 °C19 April 1989	13.2 °C20 January 1989	27.0 °C	2,061 mm	299
1988	40.7 °C12 April 1988	15.5 °C5 January 1988	27.4 °C	2,654 mm	310
1987	40.3 °C24 May 1987	16.4 °C5 January 1987	27.7 °C	2,029 mm	307
1986	40.4 °C10 April 1986	16.2 °C13 January 1986	27.3 °C	2,081 mm	308
1985	39.6 °C13 April 1985	15.0 °C19 January 1985	27.1 °C	2,323 mm	270
1984	38.9 °C11 April 1984	15.2 °C22 January 1984	27.2 °C	1,930 mm	289
1983	40.4 °C14 April 1983	15.2 °C27 January 1983	27.1 °C	2,328 mm	276
1982	39.6 °C1 May 1982	15.1 °C23 December 1982	27.0 °C	2,275 mm	268
1981	40.5 °C29 April 1981	15.4 °C13 February 1981	27.2 °C	2,493 mm	266
1980	41.8 °C2 May 1980	13.3 °C12 February 1980	27.5 °C	2,078 mm	310
1979	39.5 °C4 March 1979	15.8 °C14 February 1979	27.6 °C	1,837 mm	325
1978	40.8 °C10 May 1978	13.2 °C19 January 1978	27.2 °C	2,258 mm	304
1977	38.4 °C1 May 1977	14.1 °C4 February 1977	27.0 °C	2,220 mm	295
1976	39.5 °C14 April 1976	13.5 °C2 January 1976	26.6 °C	2,785 mm	261
1975	40.8 °C29 April 1975	14.0 °C26 December 1975	26.8 °C	2,549 mm	261
1974	38.5 °C22 April 1974	12.9 °C4 February 1974	26.6 °C	2,730 mm	275
1973	40.6 °C17 April 1973	14.3 °C20 January 1973	26.9 °C	2,077 mm	274
1972	39.9 °C5 May 1972	14.1 °C10 February 1972	26.9 °C	2,279 mm	272
1971	39.6 °C8 April 1971	14.3 °C4 February 1971	26.8 °C	2,355 mm	255
1970	41.2 °C21 April 1970	16.1 °C31 January 1970	27.1 °C	2,584 mm	277
1969	41.8 °C5 May 1969	13.9 °C11 February 1969	27.2 °C	2,336 mm	300
1968	39.7 °C24 March 1968	13.8 °C6 February 1968	27.1 °C	2,121 mm	300
1967	39.3 °C4 May 1967	15.8 °C1 February 1967	26.9 °C	2,636 mm	276
1966	39.1 °C3 May 1966	15.3 °C5 January 1966	26.8 °C	2,286 mm	256
1965	40.7 °C29 April 1965	15.0 °C20 January 1965	26.8 °C	2,875 mm	276
1964	39.3 °C10 April 1964	13.6 °C19 January 1964	26.7 °C	2,470 mm	258
1963	40.4 °C25 April 1963	14.3 °C29 January 1963	26.9 °C	2,626 mm	257
1962	38.7 °C9 May 1962	15.1 °C8 December 1962	26.8 °C	2,088 mm	276
1961	39.8 °C26 April 1961	14.7 °C21 January 1961	26.8 °C	2,352 mm	267
1960	39.2 °C25 April 1960	15.7 °C31 January 1960	27.1 °C	2,055 mm	272
1959	38.4 °C2 April 1959	15.3 °C7 February 1959	26.9 °C	2,318 mm	254
1958	39.9 °C25 April 1958	14.2 °C24 December 1958	26.8 °C	2,233 mm	251
1957	39.4 °C13 April 1957	13.6 °C18 February 1957	26.9 °C	2,240 mm	294
1956	37.9 °C7 April 1956	12.3 °C22 January 1956	26.2 °C	2,179 mm	239
1955	37.7 °C4 April 1955	13.1 °C5 December 1955	26.3 °C	2,398 mm	245
1954	38.8 °C23 April 1954	13.1 °C25 January 1954	26.6 °C	1,989 mm	268
1953	35.7 °C15 April 1953	14.5 °C27 January 1953	26.1 °C	2,896 mm	217
1952	39.3 °C8 May 1952	14.1 °C18 January 1952	26.6 °C	2,810 mm	236
1951	38.0 °C9 April 1951	15.5 °C17 February 1951	26.6 °C	2,240 mm	253
1950	38.7 °C28 March 1950	13.6 °C18 January 1950	26.5 °C	2,420 mm	226
1949	36.6 °C6 April 1949	13.3 °C3 January 1949	26.2 °C	2,385 mm	221
1948	37.4 °C22 March 1948	15.2 °C7 January 1948	26.3 °C	2,625 mm	239
1947	37.3 °C11 April 1947	15.8 °C28 December 1947	26.6 °C	1,937 mm	259
1946	39.6 °C11 March 1946	14.8 °C14 January 1946	26.5 °C	2,491 mm	255
1945	38.7 °C1 April 1945	13.1 °C6 February 1945	26.1 °C	2,365 mm	218
1944	37.9 °C9 April 1944	15.7 °C28 January 1944	26.3 °C	2,586 mm	197
1943	38.0 °C8 April 1943	13.2 °C6 February 1943	25.9 °C	2,434 mm	217
1942	38.1 °C4 May 1942	13.9 °C11 February 1942	26.0 °C	2,179 mm	188
1941	38.8 °C4 April 1941	14.6 °C25 January 1941	26.1 °C	2,522 mm	191
1940	38.6 °C11 April 1940	12.8 °C1 January 1940	26.0 °C	2,346 mm	183

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?

Year

Across the whole year

Average daily high

32.6 °C

+0.3 °C

Hot days (≥ 30 °C)

315 d/yr

+30

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2743 mm

+395 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	32.0 °C	+0.5 °C	1 mm	-6 mm
Feb	34.7 °C	+0.8 °C	8 mm	+5 mm
Mar	36.9 °C	+1.0 °C	2 mm	-7 mm
Apr	36.0 °C	-0.9 °C	110 mm	+73 mm
May	33.1 °C	-0.5 °C	334 mm	+68 mm
Jun	31.1 °C	+0.5 °C	574 mm	+114 mm
Jul	30.5 °C	+0.3 °C	577 mm	+112 mm
Aug	31.0 °C	+1.0 °C	434 mm	-48 mm
Sep	30.6 °C	+0.1 °C	403 mm	+30 mm
Oct	32.8 °C	+1.4 °C	105 mm	-81 mm
Nov	30.9 °C	-0.7 °C	195 mm	+142 mm
Dec	32.0 °C	+1.1 °C	0 mm	-8 mm

The year's extremes

Hottest day

39.0 °C

9 Apr 2025

Coldest day

16.7 °C

14 Jan 2025

Wettest day

82.7 mm

23 Sep 2025

Windiest day

25.6 km/h

24 Jul 2025

Strongest gust

58.0 km/h

24 Jul 2025

Hottest feels-like

45.4 °C

25 Apr 2025

Coldest feels-like

18.1 °C

14 Jan 2025

Sunniest day

12.9 h

8 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 Thanhlyin?

Thanhlyin has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.2 °C and it receives 2,348 mm of precipitation per year.

What is the hottest day ever recorded in Thanhlyin?

The hottest day measured in Thanhlyin between 1940 and 2025 was 14 May 2010, reaching 42.5 °C.

What is the coldest day in Thanhlyin?

The coldest day measured in Thanhlyin between 1940 and 2025 was 28 December 1999, at 12.1 °C.

Does it snow in Thanhlyin?

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

Has the climate of Thanhlyin warmed?

Yes: Thanhlyin warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Thanhlyin?

The wettest day measured in Thanhlyin between 1940 and 2025 was 17 August 2022, with 220 mm of rain in 24 hours.

What was the windiest day in Thanhlyin?

The windiest day measured in Thanhlyin between 1940 and 2025 was 3 May 2008, with winds reaching 55.1 km/h.

What is the warmest month in Thanhlyin?

The warmest month in Thanhlyin is April (30.6 °C on average); the coldest is January (24.2 °C).

How much does it rain in Thanhlyin?

Thanhlyin receives on average 2,348 mm of precipitation per year, spread over about 179 rainy days.

Is it sunny in Thanhlyin?

Thanhlyin gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.

Are there tropical nights in Thanhlyin?

Yes: Thanhlyin has on average 306 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Thanhlyin?

In Thanhlyin, between 1940 and 2025, the highest apparent temperature reached 49.2 °C on 16 May 2024, and the lowest was 10.8 °C on 26 December 1999.

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