Triolet climate — normals and trends
Triolet (Mauritius) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 24.1 °C and it receives 754 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 February (26.4 °C on average) and the coldest is August (21.6 °C). Rainfall peaks in January.
Triolet averages 0 frost days, 0 hot days (≥ 30 °C) and 120 rainy days per year.
Triolet has warmed by +0.9 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.
The hottest day of the period reached 30.2 °C (on 2 March 1973) and the coldest 17.5 °C (on 3 September 1943).
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
TrioletPamplemousses
- coords
- -20.06°, 57.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.1°C
Average daily high
25.2°C
Average daily low
23.1°C
Annual rainfall
754mm
Sunshine / day
11.2h
Mean relative humidity
77%
Average peak wind
26.9km/h
Seasonal range
4.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
120 d/yr
Annual snowfall
0.0 cm
Average feels-like high
26.8 °C
Average feels-like low
23.6 °C
Average peak gust
37.5 km/h
Tropical nights (≥ 20 °C)
355 d/yr
Solar radiation
20.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.9 °C
since 1940
+0.1 °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
30.2 °C
2 March 1973
Coldest day
17.5 °C
3 September 1943
Wettest day
224 mm
22 January 1983
Windiest day
113.3 km/h
14 January 1944
Strongest gust
175.3 km/h
20 February 1970
Hottest feels-like
37.2 °C
31 January 1992
Coldest feels-like
12.6 °C
15 August 1961
Sunniest day
13.2 h
14 December 1942
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 | 28.0 °C | +0.7 °C | 37 mm | -124 mm |
| Feb | 28.6 °C | +1.2 °C | 121 mm | -37 mm |
| Mar | 28.5 °C | +1.2 °C | 77 mm | -58 mm |
| Apr | 28.1 °C | +1.5 °C | 54 mm | -18 mm |
| May | 26.5 °C | +1.2 °C | 27 mm | -10 mm |
| Jun | 24.6 °C | +0.8 °C | 68 mm | +49 mm |
| Jul | 23.4 °C | +0.4 °C | 19 mm | +1 mm |
| Aug | 23.1 °C | +0.3 °C | 18 mm | +1 mm |
| Sep | 23.6 °C | +0.4 °C | 15 mm | -1 mm |
| Oct | 24.6 °C | +0.6 °C | 15 mm | -3 mm |
| Nov | 25.9 °C | +0.6 °C | 30 mm | -2 mm |
| Dec | 26.9 °C | +0.3 °C | 110 mm | +39 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 Triolet?
Triolet has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 24.1 °C and it receives 754 mm of precipitation per year.
What is the hottest day ever recorded in Triolet?
The hottest day measured in Triolet between 1940 and 2025 was 2 March 1973, reaching 30.2 °C.
What is the coldest day in Triolet?
The coldest day measured in Triolet between 1940 and 2025 was 3 September 1943, at 17.5 °C.
Does it snow in Triolet?
Almost never: Triolet sees virtually no snow, with about 0 frost days per year.
Has the climate of Triolet warmed?
Yes: Triolet warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Triolet?
The wettest day measured in Triolet between 1940 and 2025 was 22 January 1983, with 224 mm of rain in 24 hours.
What was the windiest day in Triolet?
The windiest day measured in Triolet between 1940 and 2025 was 14 January 1944, with winds reaching 113.3 km/h.
What is the warmest month in Triolet?
The warmest month in Triolet is February (26.4 °C on average); the coldest is August (21.6 °C).
How much does it rain in Triolet?
Triolet receives on average 754 mm of precipitation per year, spread over about 120 rainy days.
Is it sunny in Triolet?
Triolet gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
Are there tropical nights in Triolet?
Yes: Triolet has on average 355 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Triolet?
In Triolet, between 1940 and 2025, the highest apparent temperature reached 37.2 °C on 31 January 1992, and the lowest was 12.6 °C on 15 August 1961.
Compare Triolet with another city
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Nearby cities
The climate around Triolet