Santa Cruz de El Seibo climate — normals and trends
Santa Cruz de El Seibo (Dominican Republic) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.4 °C and it receives 1,163 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 (26.9 °C on average) and the coldest is January (23.6 °C). Rainfall peaks in May.
Santa Cruz de El Seibo averages 0 frost days, 123 hot days (≥ 30 °C) and 212 rainy days per year.
Santa Cruz de El Seibo has warmed by +1.3 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The hottest day of the period reached 33.9 °C (on 31 August 2023) and the coldest 14.4 °C (on 8 January 1956).
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
Santa Cruz de El SeiboEl Seíbo
- coords
- 18.76°, -69.04°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.4°C
Average daily high
29.1°C
Average daily low
22.6°C
Annual rainfall
1,163mm
Sunshine / day
11.2h
Mean relative humidity
82%
Average peak wind
13.4km/h
Seasonal range
3.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
123 d/yr
Rainy days (≥ 1 mm)
212 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.4 °C
Average feels-like low
26.1 °C
Average peak gust
33.9 km/h
Tropical nights (≥ 20 °C)
346 d/yr
Solar radiation
19.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.68 · 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
33.9 °C
31 August 2023
Coldest day
14.4 °C
8 January 1956
Wettest day
143 mm
23 September 2008
Windiest day
56.9 km/h
22 September 1998
Strongest gust
139.3 km/h
22 September 1998
Hottest feels-like
42.3 °C
14 September 2024
Coldest feels-like
14.5 °C
8 January 1956
Sunniest day
13.0 h
1 June 1940
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 | 28.5 °C | +1.2 °C | 28 mm | -10 mm |
| Feb | 28.5 °C | +0.9 °C | 41 mm | +3 mm |
| Mar | 29.7 °C | +1.5 °C | 26 mm | -21 mm |
| Apr | 29.4 °C | +0.5 °C | 128 mm | +37 mm |
| May | 30.2 °C | +0.7 °C | 157 mm | -4 mm |
| Jun | 30.5 °C | +0.3 °C | 75 mm | -38 mm |
| Jul | 31.1 °C | +0.7 °C | 63 mm | -41 mm |
| Aug | 31.4 °C | +0.9 °C | 82 mm | -45 mm |
| Sep | 31.3 °C | +1.0 °C | 161 mm | +11 mm |
| Oct | 30.7 °C | +0.9 °C | 205 mm | +56 mm |
| Nov | 30.1 °C | +1.5 °C | 69 mm | -30 mm |
| Dec | 28.7 °C | +1.0 °C | 27 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 Santa Cruz de El Seibo?
Santa Cruz de El Seibo has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.4 °C and it receives 1,163 mm of precipitation per year.
What is the hottest day ever recorded in Santa Cruz de El Seibo?
The hottest day measured in Santa Cruz de El Seibo between 1940 and 2025 was 31 August 2023, reaching 33.9 °C.
What is the coldest day in Santa Cruz de El Seibo?
The coldest day measured in Santa Cruz de El Seibo between 1940 and 2025 was 8 January 1956, at 14.4 °C.
Does it snow in Santa Cruz de El Seibo?
Almost never: Santa Cruz de El Seibo sees virtually no snow, with about 0 frost days per year.
Has the climate of Santa Cruz de El Seibo warmed?
Yes: Santa Cruz de El Seibo warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Santa Cruz de El Seibo?
The wettest day measured in Santa Cruz de El Seibo between 1940 and 2025 was 23 September 2008, with 143 mm of rain in 24 hours.
What was the windiest day in Santa Cruz de El Seibo?
The windiest day measured in Santa Cruz de El Seibo between 1940 and 2025 was 22 September 1998, with winds reaching 56.9 km/h.
What is the warmest month in Santa Cruz de El Seibo?
The warmest month in Santa Cruz de El Seibo is August (26.9 °C on average); the coldest is January (23.6 °C).
How much does it rain in Santa Cruz de El Seibo?
Santa Cruz de El Seibo receives on average 1,163 mm of precipitation per year, spread over about 212 rainy days.
Is it sunny in Santa Cruz de El Seibo?
Santa Cruz de El Seibo gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
Are there tropical nights in Santa Cruz de El Seibo?
Yes: Santa Cruz de El Seibo has on average 346 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Santa Cruz de El Seibo?
In Santa Cruz de El Seibo, between 1940 and 2025, the highest apparent temperature reached 42.3 °C on 14 September 2024, and the lowest was 14.5 °C on 8 January 1956.
Compare Santa Cruz de El Seibo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Santa Cruz de El Seibo