Dominican Republic
La Romana weather by month
Historical averages 2016–2025 · not a forecast
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When is the best time to visit La Romana?
For a warm holiday, the best week has been 21–27 January (Weather Index 95). Favourable start dates for a 7-day trip run from 21 December to 28 February. July and August are warmest (33°C), January is driest and April to July 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 and August 33°C
- Coolest
- November to March 30°C
- Driest
- January 15% rain-day chance
- Wettest
- September and October 57% rain-day chance
- Sunniest
- April to July 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 La Romana
La Romana 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 | 29.7 | 22.0 | 15.5 | 4.8 | 15.8 | 10.7 |
| February | 29.8 | 22.2 | 21.8 | 6.1 | 16.9 | 11.1 |
| March | 30.2 | 22.4 | 23.9 | 7.4 | 26.9 | 11.5 |
| April | 30.6 | 23.4 | 36.3 | 10.9 | 57.0 | 11.7 |
| May | 31.2 | 24.6 | 45.5 | 14.1 | 78.7 | 12.0 |
| June | 32.1 | 25.5 | 40.3 | 12.1 | 45.5 | 12.3 |
| July | 32.5 | 25.8 | 36.5 | 11.3 | 56.8 | 12.1 |
| August | 32.6 | 25.9 | 42.3 | 13.1 | 67.5 | 11.4 |
| September | 32.2 | 25.6 | 57.0 | 17.1 | 90.1 | 10.6 |
| October | 31.5 | 24.9 | 57.1 | 17.7 | 100.9 | 10.1 |
| November | 30.5 | 23.9 | 40.7 | 12.2 | 98.8 | 10.0 |
| December | 30.1 | 22.8 | 17.1 | 5.3 | 26.1 | 10.8 |
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.