Boca Chica climate — normals and trends
Boca Chica (Dominican Republic) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.9 °C and it receives 970 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 (27.2 °C on average) and the coldest is January (24.5 °C). Rainfall peaks in October.
Boca Chica averages 0 frost days, 22 hot days (≥ 30 °C) and 182 rainy days per year.
Boca Chica 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 31.9 °C (on 23 June 2023) and the coldest 18.9 °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
Boca ChicaSanto Domingo Province
- coords
- 18.45°, -69.60°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.9°C
Average daily high
27.9°C
Average daily low
24.1°C
Annual rainfall
970mm
Sunshine / day
11.1h
Mean relative humidity
80%
Average peak wind
19.3km/h
Seasonal range
2.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
22 d/yr
Rainy days (≥ 1 mm)
182 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.8 °C
Average feels-like low
26.9 °C
Average peak gust
31.2 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
18.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.9 °C
since 1940
+0.1 °C per decade · r² = 0.52 · 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
31.9 °C
23 June 2023
Coldest day
18.9 °C
19 January 2000
Wettest day
238 mm
23 September 2008
Windiest day
75.2 km/h
22 September 1998
Strongest gust
127.1 km/h
22 September 1998
Hottest feels-like
39.3 °C
14 July 2024
Coldest feels-like
15.9 °C
16 January 2000
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 | +0.9 °C | 22 mm | -2 mm |
| Feb | 27.8 °C | +1.1 °C | 24 mm | -2 mm |
| Mar | 27.9 °C | +0.9 °C | 25 mm | -4 mm |
| Apr | 28.1 °C | +0.7 °C | 61 mm | +6 mm |
| May | 28.6 °C | +0.8 °C | 140 mm | +14 mm |
| Jun | 29.5 °C | +0.9 °C | 49 mm | -58 mm |
| Jul | 29.7 °C | +0.5 °C | 53 mm | -44 mm |
| Aug | 30.1 °C | +0.9 °C | 65 mm | -52 mm |
| Sep | 29.4 °C | +0.5 °C | 165 mm | +30 mm |
| Oct | 29.0 °C | +0.6 °C | 290 mm | +154 mm |
| Nov | 28.8 °C | +0.9 °C | 88 mm | +8 mm |
| Dec | 27.8 °C | +0.6 °C | 22 mm | -16 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 Boca Chica?
Boca Chica has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.9 °C and it receives 970 mm of precipitation per year.
What is the hottest day ever recorded in Boca Chica?
The hottest day measured in Boca Chica between 1940 and 2025 was 23 June 2023, reaching 31.9 °C.
What is the coldest day in Boca Chica?
The coldest day measured in Boca Chica between 1940 and 2025 was 19 January 2000, at 18.9 °C.
Does it snow in Boca Chica?
Almost never: Boca Chica sees virtually no snow, with about 0 frost days per year.
Has the climate of Boca Chica warmed?
Yes: Boca Chica warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Boca Chica?
The wettest day measured in Boca Chica between 1940 and 2025 was 23 September 2008, with 238 mm of rain in 24 hours.
What was the windiest day in Boca Chica?
The windiest day measured in Boca Chica between 1940 and 2025 was 22 September 1998, with winds reaching 75.2 km/h.
What is the warmest month in Boca Chica?
The warmest month in Boca Chica is August (27.2 °C on average); the coldest is January (24.5 °C).
How much does it rain in Boca Chica?
Boca Chica receives on average 970 mm of precipitation per year, spread over about 182 rainy days.
Is it sunny in Boca Chica?
Boca Chica gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.
Are there tropical nights in Boca Chica?
Yes: Boca Chica has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Boca Chica?
In Boca Chica, between 1940 and 2025, the highest apparent temperature reached 39.3 °C on 14 July 2024, and the lowest was 15.9 °C on 16 January 2000.
Compare Boca Chica with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Boca Chica