Savanna-la-Mar climate — normals and trends
Savanna-la-Mar (Jamaica) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.6 °C and it receives 713 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 July (27.8 °C on average) and the coldest is February (25.1 °C). Rainfall peaks in October.
Savanna-la-Mar averages 0 frost days, 29 hot days (≥ 30 °C) and 161 rainy days per year.
Savanna-la-Mar has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 32.0 °C (on 12 August 2023) and the coldest 19.9 °C (on 11 January 2010).
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
Savanna-la-MarWestmoreland
- coords
- 18.22°, -78.13°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.6°C
Average daily high
28.2°C
Average daily low
25.5°C
Annual rainfall
713mm
Sunshine / day
11.2h
Mean relative humidity
79%
Average peak wind
15.3km/h
Seasonal range
2.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
29 d/yr
Rainy days (≥ 1 mm)
161 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.5 °C
Average feels-like low
29.0 °C
Average peak gust
26.7 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
21.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.62 · 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
32.0 °C
12 August 2023
Coldest day
19.9 °C
11 January 2010
Wettest day
284 mm
11 September 2004
Windiest day
96.1 km/h
11 September 2004
Strongest gust
166.7 km/h
11 September 2004
Hottest feels-like
40.3 °C
15 July 2024
Coldest feels-like
15.9 °C
11 January 2010
Sunniest day
12.8 h
16 July 2025
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 | 28.0 °C | +1.1 °C | 8 mm | -10 mm |
| Feb | 28.2 °C | +1.3 °C | 19 mm | -1 mm |
| Mar | 28.2 °C | +1.0 °C | 27 mm | +2 mm |
| Apr | 28.8 °C | +0.9 °C | 29 mm | -10 mm |
| May | 29.7 °C | +1.2 °C | 39 mm | -49 mm |
| Jun | 30.2 °C | +1.0 °C | 59 mm | -25 mm |
| Jul | 30.0 °C | +0.5 °C | 65 mm | -6 mm |
| Aug | 30.6 °C | +1.1 °C | 49 mm | -36 mm |
| Sep | 30.1 °C | +1.0 °C | 89 mm | -11 mm |
| Oct | 29.2 °C | +0.7 °C | 321 mm | +209 mm |
| Nov | 28.9 °C | +0.9 °C | 19 mm | -30 mm |
| Dec | 28.4 °C | +1.0 °C | 12 mm | -10 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 Savanna-la-Mar?
Savanna-la-Mar has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.6 °C and it receives 713 mm of precipitation per year.
What is the hottest day ever recorded in Savanna-la-Mar?
The hottest day measured in Savanna-la-Mar between 1940 and 2025 was 12 August 2023, reaching 32.0 °C.
What is the coldest day in Savanna-la-Mar?
The coldest day measured in Savanna-la-Mar between 1940 and 2025 was 11 January 2010, at 19.9 °C.
Does it snow in Savanna-la-Mar?
Almost never: Savanna-la-Mar sees virtually no snow, with about 0 frost days per year.
Has the climate of Savanna-la-Mar warmed?
Yes: Savanna-la-Mar warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Savanna-la-Mar?
The wettest day measured in Savanna-la-Mar between 1940 and 2025 was 11 September 2004, with 284 mm of rain in 24 hours.
What was the windiest day in Savanna-la-Mar?
The windiest day measured in Savanna-la-Mar between 1940 and 2025 was 11 September 2004, with winds reaching 96.1 km/h.
What is the warmest month in Savanna-la-Mar?
The warmest month in Savanna-la-Mar is July (27.8 °C on average); the coldest is February (25.1 °C).
How much does it rain in Savanna-la-Mar?
Savanna-la-Mar receives on average 713 mm of precipitation per year, spread over about 161 rainy days.
Is it sunny in Savanna-la-Mar?
Savanna-la-Mar gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
Are there tropical nights in Savanna-la-Mar?
Yes: Savanna-la-Mar has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Savanna-la-Mar?
In Savanna-la-Mar, between 1940 and 2025, the highest apparent temperature reached 40.3 °C on 15 July 2024, and the lowest was 15.9 °C on 11 January 2010.
Compare Savanna-la-Mar with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Savanna-la-Mar