Mon Repos climate — normals and trends
Mon Repos (Trinidad and Tobago) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.0 °C and it receives 1,177 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 (26.7 °C on average) and the coldest is January (25.2 °C). Rainfall peaks in July.
Mon Repos averages 0 frost days, 9 hot days (≥ 30 °C) and 221 rainy days per year.
Mon Repos has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The hottest day of the period reached 31.7 °C (on 25 April 2010) and the coldest 21.6 °C (on 27 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
Mon ReposSan Fernando
- coords
- 10.28°, -61.45°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.0°C
Average daily high
28.0°C
Average daily low
24.5°C
Annual rainfall
1,177mm
Sunshine / day
11.0h
Mean relative humidity
83%
Average peak wind
19.1km/h
Seasonal range
1.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
9 d/yr
Rainy days (≥ 1 mm)
221 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.6 °C
Average feels-like low
27.5 °C
Average peak gust
31.0 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
19.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.64 · 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
31.7 °C
25 April 2010
Coldest day
21.6 °C
27 January 1955
Wettest day
77 mm
1 April 1949
Windiest day
34.1 km/h
20 June 2017
Strongest gust
56.9 km/h
8 September 2004
Hottest feels-like
39.3 °C
26 September 2023
Coldest feels-like
22.3 °C
6 January 1950
Sunniest day
12.2 h
8 July 1959
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 | 28.1 °C | +0.7 °C | 79 mm | +38 mm |
| Feb | 28.4 °C | +0.7 °C | 14 mm | -11 mm |
| Mar | 28.7 °C | +0.6 °C | 17 mm | -8 mm |
| Apr | 29.0 °C | +0.5 °C | 40 mm | -2 mm |
| May | 28.7 °C | +0.2 °C | 116 mm | +32 mm |
| Jun | 28.1 °C | +0.3 °C | 188 mm | +25 mm |
| Jul | 28.4 °C | +0.7 °C | 159 mm | -7 mm |
| Aug | 28.9 °C | +0.7 °C | 169 mm | +9 mm |
| Sep | 29.2 °C | +0.6 °C | 89 mm | -29 mm |
| Oct | 29.3 °C | +0.9 °C | 106 mm | -19 mm |
| Nov | 28.5 °C | +0.7 °C | 146 mm | +7 mm |
| Dec | 27.8 °C | +0.3 °C | 144 mm | +55 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 Mon Repos?
Mon Repos has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.0 °C and it receives 1,177 mm of precipitation per year.
What is the hottest day ever recorded in Mon Repos?
The hottest day measured in Mon Repos between 1940 and 2025 was 25 April 2010, reaching 31.7 °C.
What is the coldest day in Mon Repos?
The coldest day measured in Mon Repos between 1940 and 2025 was 27 January 1955, at 21.6 °C.
Does it snow in Mon Repos?
Almost never: Mon Repos sees virtually no snow, with about 0 frost days per year.
Has the climate of Mon Repos warmed?
Yes: Mon Repos warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mon Repos?
The wettest day measured in Mon Repos between 1940 and 2025 was 1 April 1949, with 77 mm of rain in 24 hours.
What was the windiest day in Mon Repos?
The windiest day measured in Mon Repos between 1940 and 2025 was 20 June 2017, with winds reaching 34.1 km/h.
What is the warmest month in Mon Repos?
The warmest month in Mon Repos is September (26.7 °C on average); the coldest is January (25.2 °C).
How much does it rain in Mon Repos?
Mon Repos receives on average 1,177 mm of precipitation per year, spread over about 221 rainy days.
Is it sunny in Mon Repos?
Mon Repos gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.
Are there tropical nights in Mon Repos?
Yes: Mon Repos has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mon Repos?
In Mon Repos, between 1940 and 2025, the highest apparent temperature reached 39.3 °C on 26 September 2023, and the lowest was 22.3 °C on 6 January 1950.
Compare Mon Repos with another city
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Nearby cities
The climate around Mon Repos