Tha Yang climate — normals and trends
Tha Yang has a tropical savanna climate, averaging 27.6 °C annually with 1,019 mm of rain per year.
Climate normals · ERA5
Tha YangPhetchaburi
- coords
- 12.96°, 99.91°
- period
- 1940–2025 · 86 yrs
The normals for this period
The average of every indicator across the whole window: temperature, water, sky, wind and notable days.
Mean daily temperature
27.6°C
Average daily high
30.0°C
Average daily low
25.6°C
Annual rainfall
1,019mm
Sunshine / day
10.0h
Mean relative humidity
74%
Average peak wind
17.2km/h
Seasonal range
3.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
188 d/yr
Rainy days (≥ 1 mm)
150 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.6 °C
Average feels-like low
29.1 °C
Average peak gust
30.5 km/h
Tropical nights (≥ 20 °C)
363 d/yr
Solar radiation
19.0 MJ/m²
Has the climate changed?
What the yearly averages say about warming here, and whether the slope is statistically solid.
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.75 · 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).
Climate month by month
How an average year unfolds: when it rains, when it turns hot, when the sun is out.
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
The most extreme days ever measured here, then the year-by-year detail.
Hottest day
35.8 °C
20 April 2009
Coldest day
16.1 °C
25 December 1999
Wettest day
167 mm
20 October 1989
Windiest day
47.0 km/h
4 November 1997
Strongest gust
81.7 km/h
4 November 1997
Hottest feels-like
43.2 °C
2 May 2019
Coldest feels-like
11.9 °C
25 December 1999
Sunniest day
12.8 h
29 June 1943
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and compare it with the normal: warmer, drier, more extreme?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 27.8 °C | -0.5 °C | 2 mm | -13 mm |
| Feb | 29.5 °C | 0.0 °C | 43 mm | +19 mm |
| Mar | 31.0 °C | +0.4 °C | 24 mm | -13 mm |
| Apr | 31.9 °C | +0.2 °C | 66 mm | +10 mm |
| May | 31.4 °C | -0.1 °C | 159 mm | +57 mm |
| Jun | 32.1 °C | +0.8 °C | 57 mm | -19 mm |
| Jul | 31.7 °C | +1.0 °C | 101 mm | +11 mm |
| Aug | 31.5 °C | +1.0 °C | 86 mm | -7 mm |
| Sep | 30.3 °C | +0.4 °C | 171 mm | +22 mm |
| Oct | 29.9 °C | +0.8 °C | 156 mm | -99 mm |
| Nov | 28.5 °C | -0.2 °C | 92 mm | -13 mm |
| Dec | 29.2 °C | +1.1 °C | 2 mm | -15 mm |
The year's extremes
What was the weather like that day?
The weather actually measured on a given date, anywhere in the covered window.
Climate at a glance
What these normals say about the place, in a few sentences, and the notions needed to read them.
Tha Yang (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.6 °C and it receives 1,019 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 (29.2 °C on average) and the coldest is December (25.7 °C). Rainfall peaks in October.
Tha Yang averages 0 frost days, 188 hot days (≥ 30 °C) and 150 rainy days per year.
Tha Yang 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 35.8 °C (on 20 April 2009) and the coldest 16.1 °C (on 25 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.
Compare Tha Yang with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tha Yang
Other cities — Thailand
Frequently asked questions
What is the climate of Tha Yang?
Tha Yang has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.6 °C and it receives 1,019 mm of precipitation per year.
What is the hottest day ever recorded in Tha Yang?
The hottest day measured in Tha Yang between 1940 and 2025 was 20 April 2009, reaching 35.8 °C.
What is the coldest day in Tha Yang?
The coldest day measured in Tha Yang between 1940 and 2025 was 25 December 1999, at 16.1 °C.
Does it snow in Tha Yang?
Almost never: Tha Yang sees virtually no snow, with about 0 frost days per year.
Has the climate of Tha Yang warmed?
Yes: Tha Yang warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tha Yang?
The wettest day measured in Tha Yang between 1940 and 2025 was 20 October 1989, with 167 mm of rain in 24 hours.
What was the windiest day in Tha Yang?
The windiest day measured in Tha Yang between 1940 and 2025 was 4 November 1997, with winds reaching 47.0 km/h.
What is the warmest month in Tha Yang?
The warmest month in Tha Yang is April (29.2 °C on average); the coldest is December (25.7 °C).
How much does it rain in Tha Yang?
Tha Yang receives on average 1,019 mm of precipitation per year, spread over about 150 rainy days.
Is it sunny in Tha Yang?
Tha Yang gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Tha Yang?
Yes: Tha Yang has on average 363 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tha Yang?
In Tha Yang, between 1940 and 2025, the highest apparent temperature reached 43.2 °C on 2 May 2019, and the lowest was 11.9 °C on 25 December 1999.
These forecasts and records come from our own weather API. Developer documentation →