Catamayo climate — normals and trends
Catamayo (Ecuador) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 16.5 °C and it receives 1,375 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 September (17.1 °C on average) and the coldest is July (15.7 °C). Rainfall peaks in March.
Catamayo averages 0 frost days, 0 hot days (≥ 30 °C) and 216 rainy days per year.
Catamayo has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The hottest day of the period reached 28.7 °C (on 6 October 2023) and the coldest 5.4 °C (on 1 December 1942).
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
CatamayoLoja
- coords
- -3.99°, -79.36°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.5°C
Average daily high
21.0°C
Average daily low
13.2°C
Annual rainfall
1,375mm
Sunshine / day
10.2h
Mean relative humidity
76%
Average peak wind
10.8km/h
Seasonal range
1.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
216 d/yr
Annual snowfall
0.0 cm
Average feels-like high
21.4 °C
Average feels-like low
12.9 °C
Average peak gust
42.2 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
17.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.59 · 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
28.7 °C
6 October 2023
Coldest day
5.4 °C
1 December 1942
Wettest day
72 mm
20 May 1957
Windiest day
27.0 km/h
25 August 1942
Strongest gust
97.9 km/h
31 July 1941
Hottest feels-like
30.3 °C
3 May 2024
Coldest feels-like
3.3 °C
1 December 1942
Sunniest day
12.2 h
18 January 2005
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 | 21.2 °C | +0.4 °C | 206 mm | +26 mm |
| Feb | 21.6 °C | +0.9 °C | 366 mm | +165 mm |
| Mar | 22.1 °C | +1.3 °C | 294 mm | +83 mm |
| Apr | 22.5 °C | +1.6 °C | 266 mm | +97 mm |
| May | 21.5 °C | +0.7 °C | 125 mm | +28 mm |
| Jun | 20.7 °C | +0.4 °C | 81 mm | +27 mm |
| Jul | 20.2 °C | +0.2 °C | 51 mm | +12 mm |
| Aug | 21.5 °C | +0.5 °C | 58 mm | +32 mm |
| Sep | 22.6 °C | +0.6 °C | 55 mm | +16 mm |
| Oct | 22.6 °C | +0.8 °C | 113 mm | +12 mm |
| Nov | 22.1 °C | +0.6 °C | 251 mm | +135 mm |
| Dec | 22.6 °C | +1.5 °C | 85 mm | -57 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 Catamayo?
Catamayo has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 16.5 °C and it receives 1,375 mm of precipitation per year.
What is the hottest day ever recorded in Catamayo?
The hottest day measured in Catamayo between 1940 and 2025 was 6 October 2023, reaching 28.7 °C.
What is the coldest day in Catamayo?
The coldest day measured in Catamayo between 1940 and 2025 was 1 December 1942, at 5.4 °C.
Does it snow in Catamayo?
Almost never: Catamayo sees virtually no snow, with about 0 frost days per year.
Has the climate of Catamayo warmed?
Yes: Catamayo warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Catamayo?
The wettest day measured in Catamayo between 1940 and 2025 was 20 May 1957, with 72 mm of rain in 24 hours.
What was the windiest day in Catamayo?
The windiest day measured in Catamayo between 1940 and 2025 was 25 August 1942, with winds reaching 27.0 km/h.
What is the warmest month in Catamayo?
The warmest month in Catamayo is September (17.1 °C on average); the coldest is July (15.7 °C).
How much does it rain in Catamayo?
Catamayo receives on average 1,375 mm of precipitation per year, spread over about 216 rainy days.
Is it sunny in Catamayo?
Catamayo gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Catamayo?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Catamayo.
What was the most extreme apparent temperature in Catamayo?
In Catamayo, between 1940 and 2025, the highest apparent temperature reached 30.3 °C on 3 May 2024, and the lowest was 3.3 °C on 1 December 1942.
Compare Catamayo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Catamayo