Dominican Republic
Santa Cruz de Barahona weather by month
Historical averages 2016–2025 · not a forecast
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When is the best time to visit Santa Cruz de Barahona?
For a warm holiday, the best week has been 7–13 February (Weather Index 91). Favourable start dates for a 7-day trip run from 26 December to 21 February. July, August and September are warmest (33°C), January and December are driest and March to August have the most sun.
Hurricane season runs from 1 June to 30 November and is most active from mid-August to mid-October. These averages don’t show storm risk, so check the forecast and your travel cover nearer the time.
- Warmest
- July, August and September 33°C
- Coolest
- January and February 30°C
- Driest
- January and December 14% rain-day chance
- Wettest
- October 56% rain-day chance
- Sunniest
- March to August 12 hours a day
A rain day has 1 mm or more, snow included, so a short shower counts. Monthly averages below give the amounts.
Monthly averages in Santa Cruz de Barahona
Santa Cruz de Barahona historical monthly estimates, 2016–2025. Temperatures and sunshine are daily averages.
| Month | High (°C) | Low (°C) | Rain-day chance (%) | Expected rain days | Precipitation (mm/month) | Sunshine (hours/day) |
|---|---|---|---|---|---|---|
| January | 30.4 | 21.3 | 14.2 | 4.4 | 18.7 | 10.6 |
| February | 30.5 | 21.4 | 15.7 | 4.4 | 15.0 | 11.3 |
| March | 31.0 | 22.4 | 26.8 | 8.3 | 33.8 | 11.8 |
| April | 31.4 | 23.6 | 41.3 | 12.4 | 74.2 | 11.8 |
| May | 31.8 | 24.4 | 41.9 | 13.0 | 91.0 | 12.0 |
| June | 32.4 | 25.0 | 45.0 | 13.5 | 56.8 | 12.2 |
| July | 32.9 | 25.1 | 46.1 | 14.3 | 64.4 | 12.1 |
| August | 33.2 | 25.4 | 44.5 | 13.8 | 104.7 | 11.7 |
| September | 33.2 | 25.4 | 53.7 | 16.1 | 103.3 | 11.1 |
| October | 32.2 | 24.7 | 55.8 | 17.3 | 163.3 | 10.1 |
| November | 31.4 | 23.6 | 39.0 | 11.7 | 98.3 | 10.3 |
| December | 30.9 | 22.2 | 13.5 | 4.2 | 19.6 | 10.7 |
Each month averages its own days. Precipitation includes snow. About the data
Sources
Open-Meteo · 1 Jan 2016 – 31 Dec 2025
- Open-Meteo Historical Weather API
- Local days, 2016–2025, every year weighted equally. Each weekly chart averages its own seven days, without smoothing.
- Shading shows the 10th–90th percentile of past days, not forecast confidence.
- A rain day has at least 1 mm, snow included. The last weekly period has eight days.
- Wind is the average daytime (10:00–18:00) maximum, not gusts. Daylight is calculated from latitude. Missing readings stay blank.
- Mugginess (dew point) comes from the original daily summaries, on UTC days.
- The live two-week forecast comes from the Open-Meteo Weather Forecast API. The Weather Index does not use it.