Samborondón climate — normals and trends
Samborondón (Ecuador) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 24.5 °C and it receives 2,501 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 March (25.5 °C on average) and the coldest is August (23.4 °C). Rainfall peaks in March.
Samborondón averages 0 frost days, 70 hot days (≥ 30 °C) and 239 rainy days per year.
Samborondón has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.7 °C (on 20 December 1946) and the coldest 17.3 °C (on 10 July 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
SamborondónGuayas
- coords
- -1.96°, -79.73°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.5°C
Average daily high
28.4°C
Average daily low
21.8°C
Annual rainfall
2,501mm
Sunshine / day
7.6h
Mean relative humidity
83%
Average peak wind
10.1km/h
Seasonal range
2.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
70 d/yr
Rainy days (≥ 1 mm)
239 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.8 °C
Average feels-like low
25.0 °C
Average peak gust
21.2 km/h
Tropical nights (≥ 20 °C)
333 d/yr
Solar radiation
12.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.34 · 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
35.7 °C
20 December 1946
Coldest day
17.3 °C
10 July 1942
Wettest day
235 mm
23 February 1941
Windiest day
577.4 km/h
3 March 2009
Strongest gust
181.4 km/h
3 March 2009
Hottest feels-like
42.9 °C
21 March 1992
Coldest feels-like
-55.9 °C
3 March 2009
Sunniest day
12.0 h
2 November 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 | 29.9 °C | +1.3 °C | 163 mm | -129 mm |
| Feb | 29.5 °C | +0.9 °C | 531 mm | +135 mm |
| Mar | 30.7 °C | +1.6 °C | 445 mm | +37 mm |
| Apr | 30.5 °C | +1.4 °C | 363 mm | +39 mm |
| May | 29.6 °C | +1.0 °C | 222 mm | -31 mm |
| Jun | 28.3 °C | +0.7 °C | 109 mm | -76 mm |
| Jul | 28.8 °C | +1.5 °C | 44 mm | -104 mm |
| Aug | 28.8 °C | +1.2 °C | 86 mm | -24 mm |
| Sep | 29.3 °C | +1.3 °C | 151 mm | +31 mm |
| Oct | 28.7 °C | +0.5 °C | 141 mm | +55 mm |
| Nov | 28.7 °C | -0.3 °C | 80 mm | +24 mm |
| Dec | 31.2 °C | +2.0 °C | 7 mm | -118 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 Samborondón?
Samborondón has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 24.5 °C and it receives 2,501 mm of precipitation per year.
What is the hottest day ever recorded in Samborondón?
The hottest day measured in Samborondón between 1940 and 2025 was 20 December 1946, reaching 35.7 °C.
What is the coldest day in Samborondón?
The coldest day measured in Samborondón between 1940 and 2025 was 10 July 1942, at 17.3 °C.
Does it snow in Samborondón?
Almost never: Samborondón sees virtually no snow, with about 0 frost days per year.
Has the climate of Samborondón warmed?
Yes: Samborondón warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Samborondón?
The wettest day measured in Samborondón between 1940 and 2025 was 23 February 1941, with 235 mm of rain in 24 hours.
What was the windiest day in Samborondón?
The windiest day measured in Samborondón between 1940 and 2025 was 3 March 2009, with winds reaching 577.4 km/h.
What is the warmest month in Samborondón?
The warmest month in Samborondón is March (25.5 °C on average); the coldest is August (23.4 °C).
How much does it rain in Samborondón?
Samborondón receives on average 2,501 mm of precipitation per year, spread over about 239 rainy days.
Is it sunny in Samborondón?
Samborondón gets on average 7.6 hours of sunshine per day, roughly 2,774 hours per year over 1940-2025.
Are there tropical nights in Samborondón?
Yes: Samborondón has on average 333 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Samborondón?
In Samborondón, between 1940 and 2025, the highest apparent temperature reached 42.9 °C on 21 March 1992, and the lowest was -55.9 °C on 3 March 2009.
Compare Samborondón with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Samborondón