Phan Thong climate — normals and trends
Phan Thong has a tropical savanna climate, averaging 28.0 °C annually with 1,362 mm of rain per year.
Climate normals · ERA5
Phan ThongChon Buri
- coords
- 13.47°, 101.09°
- 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
28.0°C
Average daily high
32.3°C
Average daily low
24.7°C
Annual rainfall
1,362mm
Sunshine / day
10.1h
Mean relative humidity
75%
Average peak wind
14.1km/h
Seasonal range
3.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
324 d/yr
Rainy days (≥ 1 mm)
188 d/yr
Annual snowfall
0.0 cm
Average feels-like high
37.0 °C
Average feels-like low
28.8 °C
Average peak gust
33.2 km/h
Tropical nights (≥ 20 °C)
346 d/yr
Solar radiation
18.6 MJ/m²
Has the climate changed?
What the yearly averages say about warming here, and whether the slope is statistically solid.
+2.1 °C
since 1940
+0.2 °C per decade · r² = 0.77 · 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
39.7 °C
23 April 1990
Coldest day
11.8 °C
25 December 1999
Wettest day
186 mm
11 September 2008
Windiest day
31.5 km/h
28 December 1975
Strongest gust
76.0 km/h
19 July 1962
Hottest feels-like
46.9 °C
27 April 2024
Coldest feels-like
9.3 °C
12 January 1955
Sunniest day
12.7 h
6 July 2023
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 | 31.5 °C | -0.4 °C | 0 mm | -18 mm |
| Feb | 33.5 °C | +0.7 °C | 38 mm | +4 mm |
| Mar | 33.7 °C | -0.1 °C | 68 mm | +9 mm |
| Apr | 34.0 °C | -0.3 °C | 102 mm | +10 mm |
| May | 32.7 °C | -0.6 °C | 312 mm | +148 mm |
| Jun | 33.2 °C | +0.7 °C | 91 mm | -50 mm |
| Jul | 32.5 °C | +0.5 °C | 138 mm | -19 mm |
| Aug | 33.4 °C | +1.6 °C | 113 mm | -55 mm |
| Sep | 31.9 °C | +0.6 °C | 261 mm | -6 mm |
| Oct | 32.2 °C | +0.9 °C | 156 mm | -43 mm |
| Nov | 30.5 °C | -0.9 °C | 101 mm | +49 mm |
| Dec | 32.2 °C | +1.0 °C | 8 mm | -2 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.
Phan Thong (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 28.0 °C and it receives 1,362 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 (29.6 °C on average) and the coldest is December (26.1 °C). Rainfall peaks in September.
Phan Thong averages 0 frost days, 324 hot days (≥ 30 °C) and 188 rainy days per year.
Phan Thong has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.7 °C (on 23 April 1990) and the coldest 11.8 °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 Phan Thong with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Phan Thong
Other cities — Thailand
Frequently asked questions
What is the climate of Phan Thong?
Phan Thong has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 28.0 °C and it receives 1,362 mm of precipitation per year.
What is the hottest day ever recorded in Phan Thong?
The hottest day measured in Phan Thong between 1940 and 2025 was 23 April 1990, reaching 39.7 °C.
What is the coldest day in Phan Thong?
The coldest day measured in Phan Thong between 1940 and 2025 was 25 December 1999, at 11.8 °C.
Does it snow in Phan Thong?
Almost never: Phan Thong sees virtually no snow, with about 0 frost days per year.
Has the climate of Phan Thong warmed?
Yes: Phan Thong warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Phan Thong?
The wettest day measured in Phan Thong between 1940 and 2025 was 11 September 2008, with 186 mm of rain in 24 hours.
What was the windiest day in Phan Thong?
The windiest day measured in Phan Thong between 1940 and 2025 was 28 December 1975, with winds reaching 31.5 km/h.
What is the warmest month in Phan Thong?
The warmest month in Phan Thong is April (29.6 °C on average); the coldest is December (26.1 °C).
How much does it rain in Phan Thong?
Phan Thong receives on average 1,362 mm of precipitation per year, spread over about 188 rainy days.
Is it sunny in Phan Thong?
Phan Thong gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Phan Thong?
Yes: Phan Thong has on average 346 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Phan Thong?
In Phan Thong, between 1940 and 2025, the highest apparent temperature reached 46.9 °C on 27 April 2024, and the lowest was 9.3 °C on 12 January 1955.
These forecasts and records come from our own weather API. Developer documentation →