Sa Kaeo climate — normals and trends
Sa Kaeo (Thailand) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.0 °C and it receives 1,499 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 (28.9 °C on average) and the coldest is December (24.7 °C). Rainfall peaks in September.
Sa Kaeo averages 0 frost days, 296 hot days (≥ 30 °C) and 194 rainy days per year.
Sa Kaeo has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.6 °C (on 1 May 2024) and the coldest 10.8 °C (on 12 January 1955).
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
Sa KaeoSa Kaeo
- coords
- 13.81°, 102.07°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.0°C
Average daily high
31.8°C
Average daily low
23.4°C
Annual rainfall
1,499mm
Sunshine / day
10.0h
Mean relative humidity
77%
Average peak wind
12.8km/h
Seasonal range
4.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
296 d/yr
Rainy days (≥ 1 mm)
194 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.7 °C
Average feels-like low
27.3 °C
Average peak gust
31.0 km/h
Tropical nights (≥ 20 °C)
328 d/yr
Solar radiation
18.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.77 · 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).
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
40.6 °C
1 May 2024
Coldest day
10.8 °C
12 January 1955
Wettest day
144 mm
21 October 1944
Windiest day
31.1 km/h
12 November 1973
Strongest gust
81.4 km/h
3 August 2019
Hottest feels-like
47.3 °C
21 March 1953
Coldest feels-like
6.8 °C
12 January 1955
Sunniest day
12.7 h
19 July 1941
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 | 31.2 °C | -0.1 °C | 0 mm | -11 mm |
| Feb | 34.5 °C | +1.6 °C | 14 mm | -9 mm |
| Mar | 34.7 °C | +0.6 °C | 68 mm | +16 mm |
| Apr | 35.2 °C | +0.7 °C | 74 mm | -4 mm |
| May | 32.6 °C | -0.5 °C | 318 mm | +160 mm |
| Jun | 32.6 °C | +0.9 °C | 139 mm | -64 mm |
| Jul | 31.7 °C | +0.6 °C | 227 mm | +0 mm |
| Aug | 32.0 °C | +1.1 °C | 163 mm | -80 mm |
| Sep | 31.4 °C | +0.7 °C | 273 mm | -13 mm |
| Oct | 31.6 °C | +0.9 °C | 135 mm | -39 mm |
| Nov | 30.1 °C | -0.4 °C | 91 mm | +51 mm |
| Dec | 31.6 °C | +1.4 °C | 8 mm | +2 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 Sa Kaeo?
Sa Kaeo has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.0 °C and it receives 1,499 mm of precipitation per year.
What is the hottest day ever recorded in Sa Kaeo?
The hottest day measured in Sa Kaeo between 1940 and 2025 was 1 May 2024, reaching 40.6 °C.
What is the coldest day in Sa Kaeo?
The coldest day measured in Sa Kaeo between 1940 and 2025 was 12 January 1955, at 10.8 °C.
Does it snow in Sa Kaeo?
Almost never: Sa Kaeo sees virtually no snow, with about 0 frost days per year.
Has the climate of Sa Kaeo warmed?
Yes: Sa Kaeo warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sa Kaeo?
The wettest day measured in Sa Kaeo between 1940 and 2025 was 21 October 1944, with 144 mm of rain in 24 hours.
What was the windiest day in Sa Kaeo?
The windiest day measured in Sa Kaeo between 1940 and 2025 was 12 November 1973, with winds reaching 31.1 km/h.
What is the warmest month in Sa Kaeo?
The warmest month in Sa Kaeo is April (28.9 °C on average); the coldest is December (24.7 °C).
How much does it rain in Sa Kaeo?
Sa Kaeo receives on average 1,499 mm of precipitation per year, spread over about 194 rainy days.
Is it sunny in Sa Kaeo?
Sa Kaeo gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Sa Kaeo?
Yes: Sa Kaeo has on average 328 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sa Kaeo?
In Sa Kaeo, between 1940 and 2025, the highest apparent temperature reached 47.3 °C on 21 March 1953, and the lowest was 6.8 °C on 12 January 1955.
Compare Sa Kaeo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sa Kaeo