Sabana Grande de Boyá climate — normals and trends
Sabana Grande de Boyá (Dominican Republic) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 24.2 °C and it receives 1,490 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 August (25.7 °C on average) and the coldest is January (22.3 °C). Rainfall peaks in May.
Sabana Grande de Boyá averages 0 frost days, 97 hot days (≥ 30 °C) and 253 rainy days per year.
Sabana Grande de Boyá has warmed by +1.4 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The hottest day of the period reached 34.3 °C (on 5 October 2023) and the coldest 13.0 °C (on 19 January 2000).
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
Sabana Grande de BoyáMonte Plata Province
- coords
- 18.94°, -69.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.2°C
Average daily high
28.6°C
Average daily low
21.0°C
Annual rainfall
1,490mm
Sunshine / day
10.9h
Mean relative humidity
86%
Average peak wind
11.8km/h
Seasonal range
3.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
97 d/yr
Rainy days (≥ 1 mm)
253 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.0 °C
Average feels-like low
24.5 °C
Average peak gust
32.0 km/h
Tropical nights (≥ 20 °C)
265 d/yr
Solar radiation
18.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.66 · 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
34.3 °C
5 October 2023
Coldest day
13.0 °C
19 January 2000
Wettest day
133 mm
23 May 1992
Windiest day
60.0 km/h
22 September 1998
Strongest gust
141.8 km/h
22 September 1998
Hottest feels-like
42.1 °C
5 October 2023
Coldest feels-like
13.2 °C
8 January 1956
Sunniest day
12.9 h
13 June 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 | 27.7 °C | +1.1 °C | 39 mm | -11 mm |
| Feb | 28.3 °C | +1.3 °C | 48 mm | -6 mm |
| Mar | 29.9 °C | +1.9 °C | 55 mm | -18 mm |
| Apr | 28.7 °C | +0.1 °C | 196 mm | +66 mm |
| May | 29.8 °C | +0.7 °C | 238 mm | +23 mm |
| Jun | 30.3 °C | +0.4 °C | 100 mm | -62 mm |
| Jul | 30.8 °C | +0.9 °C | 102 mm | -47 mm |
| Aug | 31.7 °C | +1.6 °C | 92 mm | -70 mm |
| Sep | 31.1 °C | +1.1 °C | 172 mm | +7 mm |
| Oct | 30.4 °C | +1.0 °C | 268 mm | +108 mm |
| Nov | 29.5 °C | +1.5 °C | 117 mm | +9 mm |
| Dec | 28.2 °C | +1.2 °C | 41 mm | -24 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 Sabana Grande de Boyá?
Sabana Grande de Boyá has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 24.2 °C and it receives 1,490 mm of precipitation per year.
What is the hottest day ever recorded in Sabana Grande de Boyá?
The hottest day measured in Sabana Grande de Boyá between 1940 and 2025 was 5 October 2023, reaching 34.3 °C.
What is the coldest day in Sabana Grande de Boyá?
The coldest day measured in Sabana Grande de Boyá between 1940 and 2025 was 19 January 2000, at 13.0 °C.
Does it snow in Sabana Grande de Boyá?
Almost never: Sabana Grande de Boyá sees virtually no snow, with about 0 frost days per year.
Has the climate of Sabana Grande de Boyá warmed?
Yes: Sabana Grande de Boyá warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sabana Grande de Boyá?
The wettest day measured in Sabana Grande de Boyá between 1940 and 2025 was 23 May 1992, with 133 mm of rain in 24 hours.
What was the windiest day in Sabana Grande de Boyá?
The windiest day measured in Sabana Grande de Boyá between 1940 and 2025 was 22 September 1998, with winds reaching 60.0 km/h.
What is the warmest month in Sabana Grande de Boyá?
The warmest month in Sabana Grande de Boyá is August (25.7 °C on average); the coldest is January (22.3 °C).
How much does it rain in Sabana Grande de Boyá?
Sabana Grande de Boyá receives on average 1,490 mm of precipitation per year, spread over about 253 rainy days.
Is it sunny in Sabana Grande de Boyá?
Sabana Grande de Boyá gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Sabana Grande de Boyá?
Yes: Sabana Grande de Boyá has on average 265 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sabana Grande de Boyá?
In Sabana Grande de Boyá, between 1940 and 2025, the highest apparent temperature reached 42.1 °C on 5 October 2023, and the lowest was 13.2 °C on 8 January 1956.
Compare Sabana Grande de Boyá with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sabana Grande de Boyá