Climate averages 1991–2020
Roseau weather
in April.
A warm, fairly dry month: the 8th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in Roseau: daytime highs average 27.0°C and nights cool to about 24.7°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 29 mm of rain on roughly 8 days, which makes April a fairly dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 28 min on an average April day.
The nearest other city in this atlas is Fort-de-France (85 km away). In April its highs average 28.1°C, 1.1°C warmer than Roseau, with 38 mm of rain.
From April to May, average highs rise by 0.7°C to 27.7°C, and monthly rainfall rises from 29 mm to 44 mm.
The annual picture
April 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
Roseau climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 25.9°C24.2°C | 24.2°C | 31 | 12.0 | 11.311 h |
| February | 25.9°C24.0°C | 24.0°C | 19 | 7.0 | 11.612 h |
| March | 26.3°C24.2°C | 24.2°C | 19 | 6.9 | 12.012 h |
| April, selected | 27.0°C24.7°C | 24.7°C | 29 | 8.3 | 12.512 h |
| May | 27.7°C25.5°C | 25.5°C | 44 | 10.2 | 12.813 h |
| June | 27.9°C25.9°C | 25.9°C | 47 | 10.5 | 13.013 h |
| July | 28.0°C25.8°C | 25.8°C | 76 | 16.4 | 12.913 h |
| August | 28.2°C26.0°C | 26.0°C | 99 | 18.4 | 12.613 h |
| September | 28.3°C26.2°C | 26.2°C | 113 | 17.1 | 12.212 h |
| October | 28.0°C25.9°C | 25.9°C | 118 | 19.1 | 11.812 h |
| November | 27.3°C25.4°C | 25.4°C | 101 | 17.1 | 11.411 h |
| December | 26.5°C24.8°C | 24.8°C | 48 | 14.3 | 11.211 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
April in nearby cities
- Fort-de-France in AprilMartinique · 85 kmHigh 28.1°C · Low 24.9°C · 38 mm rain
- Basse-Terre in AprilGuadeloupe · 86 kmHigh 28.8°C · Low 25.0°C · 30 mm rain
- Castries in AprilSaint Lucia · 151 kmHigh 28.4°C · Low 24.0°C · 36 mm rain
- Saint John’s in AprilAntigua and Barbuda · 208 kmHigh 27.2°C · Low 24.6°C · 33 mm rain
- Kingstown in AprilSaint Vincent and the Grenadines · 239 kmHigh 27.9°C · Low 25.6°C · 33 mm rain
- Basseterre in AprilSaint Kitts and Nevis · 264 kmHigh 26.8°C · Low 24.5°C · 33 mm rain
- Bridgetown in AprilBarbados · 310 kmHigh 27.7°C · Low 25.2°C · 30 mm rain
- Saint George's in AprilGrenada · 363 kmHigh 27.7°C · Low 25.6°C · 31 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 Roseau) is explained once on the Roseau year overview and on the Sources, method and limits page.