Palaú climate — normals and trends
Palaú (Mexico) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 21.2 °C and it receives 568 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 August (28.9 °C on average) and the coldest is January (11.7 °C). Rainfall peaks in September.
Palaú averages 5 frost days, 159 hot days (≥ 30 °C) and 78 rainy days per year.
Palaú 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 45.9 °C (on 28 June 1957) and the coldest -9.6 °C (on 25 December 1983).
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
PalaúCoahuila
- coords
- 27.89°, -101.42°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
21.2°C
Average daily high
27.5°C
Average daily low
15.4°C
Annual rainfall
568mm
Sunshine / day
10.3h
Mean relative humidity
59%
Average peak wind
14.3km/h
Seasonal range
17.2°C
Frost days (< 0 °C)
5 d/yr
Hot days (≥ 30 °C)
159 d/yr
Rainy days (≥ 1 mm)
78 d/yr
Annual snowfall
0.8 cm
Average feels-like high
27.8 °C
Average feels-like low
15.3 °C
Average peak gust
31.6 km/h
Tropical nights (≥ 20 °C)
136 d/yr
Solar radiation
19.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.33 · 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
45.9 °C
28 June 1957
Coldest day
-9.6 °C
25 December 1983
Wettest day
257 mm
7 September 1986
Windiest day
40.7 km/h
10 April 1995
Strongest gust
92.9 km/h
10 August 1980
Hottest feels-like
47.1 °C
20 June 2023
Coldest feels-like
-14.4 °C
11 January 1962
Snowiest day
6.1 cm
1 January 1947
Sunniest day
13.7 h
9 July 1940
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 16.4 °C | -2.3 °C | 6 mm | -18 mm |
| Feb | 24.1 °C | +2.7 °C | 4 mm | -20 mm |
| Mar | 29.9 °C | +4.5 °C | 19 mm | -11 mm |
| Apr | 33.0 °C | +3.7 °C | 13 mm | -30 mm |
| May | 34.0 °C | +2.0 °C | 88 mm | +18 mm |
| Jun | 36.6 °C | +2.4 °C | 21 mm | -35 mm |
| Jul | 34.0 °C | -0.5 °C | 87 mm | +33 mm |
| Aug | 36.8 °C | +2.3 °C | 26 mm | -33 mm |
| Sep | 33.2 °C | +2.2 °C | 54 mm | -47 mm |
| Oct | 31.6 °C | +4.2 °C | 6 mm | -55 mm |
| Nov | 27.0 °C | +4.4 °C | 31 mm | +4 mm |
| Dec | 22.7 °C | +3.2 °C | 9 mm | -11 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 Palaú?
Palaú has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.2 °C and it receives 568 mm of precipitation per year.
What is the hottest day ever recorded in Palaú?
The hottest day measured in Palaú between 1940 and 2025 was 28 June 1957, reaching 45.9 °C.
What is the coldest day in Palaú?
The coldest day measured in Palaú between 1940 and 2025 was 25 December 1983, at -9.6 °C.
Does it snow in Palaú?
Almost never: Palaú sees virtually no snow, with about 5 frost days per year.
Has the climate of Palaú warmed?
Yes: Palaú warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Palaú?
The wettest day measured in Palaú between 1940 and 2025 was 7 September 1986, with 257 mm of rain in 24 hours.
What was the windiest day in Palaú?
The windiest day measured in Palaú between 1940 and 2025 was 10 April 1995, with winds reaching 40.7 km/h.
What is the warmest month in Palaú?
The warmest month in Palaú is August (28.9 °C on average); the coldest is January (11.7 °C).
How much does it rain in Palaú?
Palaú receives on average 568 mm of precipitation per year, spread over about 78 rainy days.
Is it sunny in Palaú?
Palaú gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
What is the biggest single-day snowfall in Palaú?
The heaviest 24-hour snowfall measured in Palaú between 1940 and 2025 was 1 January 1947, with 6.1 cm.
Are there tropical nights in Palaú?
Yes: Palaú has on average 136 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Palaú?
In Palaú, between 1940 and 2025, the highest apparent temperature reached 47.1 °C on 20 June 2023, and the lowest was -14.4 °C on 11 January 1962.
Compare Palaú with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Palaú