Climate averages 1991–2020
La Romana weather
in May.
A hot, moderately wet month: the 5th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in La Romana: daytime highs average 30.5°C and nights cool to about 23.8°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 84 mm of rain on roughly 15 days, which makes May a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 59 min on an average May day.
The nearest other city in this atlas is Salvaleón de Higüey (35 km away). In May its highs average 29.3°C, 1.2°C cooler than La Romana, with 98 mm of rain.
Among the 14 cities listed in the Dominican Republic, La Romana ranks joint 2nd of 14 for the warmest May highs and joint 2nd of 14 for the driest May (rainfall, lowest first). The mean May high of those 14 cities is 29.4°C; La Romana is 1.2°C warmer than that mean.
From May to June, average highs rise by 0.9°C to 31.4°C, and monthly rainfall falls from 84 mm to 55 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
La Romana climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.6°C22.0°C | 22.0°C | 17 | 4.4 | 11.211 h |
| February | 29.1°C21.9°C | 21.9°C | 15 | 4.8 | 11.512 h |
| March | 29.6°C22.0°C | 22.0°C | 24 | 6.4 | 12.012 h |
| April | 30.2°C22.8°C | 22.8°C | 41 | 9.2 | 12.513 h |
| May, selected | 30.5°C23.8°C | 23.8°C | 84 | 14.5 | 13.013 h |
| June | 31.4°C24.7°C | 24.7°C | 55 | 11.5 | 13.213 h |
| July | 31.9°C25.0°C | 25.0°C | 53 | 10.2 | 13.113 h |
| August | 31.8°C25.1°C | 25.1°C | 75 | 13.5 | 12.813 h |
| September | 31.2°C24.8°C | 24.8°C | 96 | 16.4 | 12.312 h |
| October | 30.3°C24.3°C | 24.3°C | 88 | 17.3 | 11.712 h |
| November | 29.2°C23.4°C | 23.4°C | 61 | 11.6 | 11.311 h |
| December | 28.8°C22.6°C | 22.6°C | 22 | 5.2 | 11.011 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Salvaleón de Higüey in MayDominican Republic · 35 kmHigh 29.3°C · Low 23.1°C · 98 mm rain
- San Pedro de Macorís in MayDominican Republic · 36 kmHigh 29.4°C · Low 24.3°C · 85 mm rain
- Punta Cana in MayDominican Republic · 62 kmHigh 27.7°C · Low 24.9°C · 100 mm rain
- Santo Domingo Este in MayDominican Republic · 93 kmHigh 28.7°C · Low 23.0°C · 113 mm rain
- Santo Domingo in MayDominican Republic · 98 kmHigh 29.3°C · Low 22.5°C · 120 mm rain
- Santo Domingo Oeste in MayDominican Republic · 109 kmHigh 29.3°C · Low 22.0°C · 120 mm rain
- San Cristóbal in MayDominican Republic · 120 kmHigh 29.2°C · Low 22.3°C · 120 mm rain
- Bonao in MayDominican Republic · 163 kmHigh 29.0°C · Low 21.4°C · 253 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for La Romana) is explained once on the La Romana year overview and on the Sources, method and limits page.