Santiago de los Caballeros climate — normals and trends
Santiago de los Caballeros (Dominican Republic) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 24.4 °C and it receives 749 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 (26.5 °C on average) and the coldest is January (22.0 °C). Rainfall peaks in May.
Santiago de los Caballeros averages 0 frost days, 184 hot days (≥ 30 °C) and 149 rainy days per year.
Santiago de los Caballeros 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 37.6 °C (on 3 October 2015) and the coldest 12.0 °C (on 9 March 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
Santiago de los CaballerosSantiago Province
- coords
- 19.45°, -70.69°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.4°C
Average daily high
29.7°C
Average daily low
20.4°C
Annual rainfall
749mm
Sunshine / day
11.1h
Mean relative humidity
76%
Average peak wind
13.4km/h
Seasonal range
4.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
184 d/yr
Rainy days (≥ 1 mm)
149 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.5 °C
Average feels-like low
22.7 °C
Average peak gust
38.4 km/h
Tropical nights (≥ 20 °C)
222 d/yr
Solar radiation
20.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.58 · 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
37.6 °C
3 October 2015
Coldest day
12.0 °C
9 March 2010
Wettest day
92 mm
22 May 1948
Windiest day
39.3 km/h
22 September 1998
Strongest gust
114.8 km/h
22 September 1998
Hottest feels-like
42.8 °C
29 August 2025
Coldest feels-like
11.3 °C
11 January 1956
Sunniest day
12.9 h
23 May 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 | +1.4 °C | 18 mm | -19 mm |
| Feb | 29.0 °C | +1.5 °C | 21 mm | -17 mm |
| Mar | 30.3 °C | +1.7 °C | 21 mm | -31 mm |
| Apr | 28.9 °C | -0.4 °C | 109 mm | +31 mm |
| May | 31.8 °C | +1.8 °C | 44 mm | -70 mm |
| Jun | 32.0 °C | +0.6 °C | 20 mm | -37 mm |
| Jul | 32.5 °C | +0.7 °C | 22 mm | -12 mm |
| Aug | 33.5 °C | +1.4 °C | 51 mm | -0 mm |
| Sep | 33.5 °C | +1.7 °C | 78 mm | +1 mm |
| Oct | 31.5 °C | +0.9 °C | 96 mm | -2 mm |
| Nov | 31.0 °C | +2.4 °C | 30 mm | -35 mm |
| Dec | 30.3 °C | +2.9 °C | 20 mm | -28 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 Santiago de los Caballeros?
Santiago de los Caballeros has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 24.4 °C and it receives 749 mm of precipitation per year.
What is the hottest day ever recorded in Santiago de los Caballeros?
The hottest day measured in Santiago de los Caballeros between 1940 and 2025 was 3 October 2015, reaching 37.6 °C.
What is the coldest day in Santiago de los Caballeros?
The coldest day measured in Santiago de los Caballeros between 1940 and 2025 was 9 March 2010, at 12.0 °C.
Does it snow in Santiago de los Caballeros?
Almost never: Santiago de los Caballeros sees virtually no snow, with about 0 frost days per year.
Has the climate of Santiago de los Caballeros warmed?
Yes: Santiago de los Caballeros warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Santiago de los Caballeros?
The wettest day measured in Santiago de los Caballeros between 1940 and 2025 was 22 May 1948, with 92 mm of rain in 24 hours.
What was the windiest day in Santiago de los Caballeros?
The windiest day measured in Santiago de los Caballeros between 1940 and 2025 was 22 September 1998, with winds reaching 39.3 km/h.
What is the warmest month in Santiago de los Caballeros?
The warmest month in Santiago de los Caballeros is August (26.5 °C on average); the coldest is January (22.0 °C).
How much does it rain in Santiago de los Caballeros?
Santiago de los Caballeros receives on average 749 mm of precipitation per year, spread over about 149 rainy days.
Is it sunny in Santiago de los Caballeros?
Santiago de los Caballeros gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.
Are there tropical nights in Santiago de los Caballeros?
Yes: Santiago de los Caballeros has on average 222 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Santiago de los Caballeros?
In Santiago de los Caballeros, between 1940 and 2025, the highest apparent temperature reached 42.8 °C on 29 August 2025, and the lowest was 11.3 °C on 11 January 1956.
Compare Santiago de los Caballeros with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Santiago de los Caballeros