Montalvo climate — normals and trends
Montalvo (Ecuador) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 20.4 °C and it receives 8,241 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 (21.4 °C on average) and the coldest is August (19.5 °C). Rainfall peaks in March.
Montalvo averages 0 frost days, 0 hot days (≥ 30 °C) and 352 rainy days per year.
Montalvo has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The hottest day of the period reached 29.2 °C (on 25 March 2024) and the coldest 12.3 °C (on 15 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
MontalvoLos Ríos
- coords
- -1.79°, -79.29°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.4°C
Average daily high
23.8°C
Average daily low
17.8°C
Annual rainfall
8,241mm
Sunshine / day
8.8h
Mean relative humidity
89%
Average peak wind
7.9km/h
Seasonal range
1.9°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
352 d/yr
Annual snowfall
0.0 cm
Average feels-like high
27.2 °C
Average feels-like low
19.7 °C
Average peak gust
25.3 km/h
Tropical nights (≥ 20 °C)
15 d/yr
Solar radiation
14.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.53 · 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
29.2 °C
25 March 2024
Coldest day
12.3 °C
15 July 1942
Wettest day
374 mm
24 December 1997
Windiest day
672.2 km/h
26 April 2014
Strongest gust
158.0 km/h
3 March 2009
Hottest feels-like
35.8 °C
16 March 2024
Coldest feels-like
-75.1 °C
26 April 2014
Sunniest day
12.0 h
20 October 1940
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 | 25.2 °C | +1.3 °C | 682 mm | -282 mm |
| Feb | 25.3 °C | +1.0 °C | 869 mm | -105 mm |
| Mar | 26.2 °C | +1.5 °C | 888 mm | -124 mm |
| Apr | 26.4 °C | +1.7 °C | 1050 mm | +102 mm |
| May | 25.5 °C | +1.2 °C | 642 mm | -221 mm |
| Jun | 24.5 °C | +1.1 °C | 476 mm | -163 mm |
| Jul | 24.3 °C | +1.4 °C | 274 mm | -306 mm |
| Aug | 24.3 °C | +1.3 °C | 361 mm | -106 mm |
| Sep | 24.7 °C | +1.3 °C | 409 mm | -94 mm |
| Oct | 24.5 °C | +1.0 °C | 484 mm | +76 mm |
| Nov | 24.4 °C | +0.6 °C | 336 mm | +24 mm |
| Dec | 25.5 °C | +1.6 °C | 189 mm | -383 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 Montalvo?
Montalvo has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 20.4 °C and it receives 8,241 mm of precipitation per year.
What is the hottest day ever recorded in Montalvo?
The hottest day measured in Montalvo between 1940 and 2025 was 25 March 2024, reaching 29.2 °C.
What is the coldest day in Montalvo?
The coldest day measured in Montalvo between 1940 and 2025 was 15 July 1942, at 12.3 °C.
Does it snow in Montalvo?
Almost never: Montalvo sees virtually no snow, with about 0 frost days per year.
Has the climate of Montalvo warmed?
Yes: Montalvo warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Montalvo?
The wettest day measured in Montalvo between 1940 and 2025 was 24 December 1997, with 374 mm of rain in 24 hours.
What was the windiest day in Montalvo?
The windiest day measured in Montalvo between 1940 and 2025 was 26 April 2014, with winds reaching 672.2 km/h.
What is the warmest month in Montalvo?
The warmest month in Montalvo is April (21.4 °C on average); the coldest is August (19.5 °C).
How much does it rain in Montalvo?
Montalvo receives on average 8,241 mm of precipitation per year, spread over about 352 rainy days.
Is it sunny in Montalvo?
Montalvo gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.
Are there tropical nights in Montalvo?
Yes: Montalvo has on average 15 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Montalvo?
In Montalvo, between 1940 and 2025, the highest apparent temperature reached 35.8 °C on 16 March 2024, and the lowest was -75.1 °C on 26 April 2014.
Compare Montalvo with another city
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Nearby cities
The climate around Montalvo