Currently: 77 °F. Overcast. (Weather station: Melville Hall Airport, Dominica). See more current weatherAnnual Weather Averages in Roseau
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Roseau
High Temp: 90 °F
Low Temp: 71 °F
Mean Temp: 81 °F
Precipitation: 4.63"
Humidity: 69%
Dew Point: 71 °F
Wind: 10 mph
Pressure: 29.95 "Hg
Visibility: 10 mi
January Climate & Weather Averages in Roseau
High Temp: 86 °F
Low Temp: 71 °F
Mean Temp: 78 °F
Precipitation: 3.48"
Humidity: 69%
Dew Point: 68 °F
Wind: 10 mph
Pressure: 29.98 "Hg
Visibility: 10 mi
February Climate & Weather Averages in Roseau
High Temp: 86 °F
Low Temp: 71 °F
Mean Temp: 78 °F
Precipitation: 2.47"
Humidity: 66%
Dew Point: 67 °F
Wind: 11 mph
Pressure: 29.99 "Hg
Visibility: 10 mi
March Climate & Weather Averages in Roseau
High Temp: 87 °F
Low Temp: 71 °F
Mean Temp: 79 °F
Precipitation: 1.72"
Humidity: 65%
Dew Point: 67 °F
Wind: 11 mph
Pressure: 29.97 "Hg
Visibility: 10 mi
April Climate & Weather Averages in Roseau
High Temp: 88 °F
Low Temp: 73 °F
Mean Temp: 81 °F
Precipitation: 2.09"
Humidity: 66%
Dew Point: 69 °F
Wind: 11 mph
Pressure: 29.95 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Roseau
High Temp: 89 °F
Low Temp: 75 °F
Mean Temp: 82 °F
Precipitation: 3.19"
Humidity: 66%
Dew Point: 71 °F
Wind: 11 mph
Pressure: 29.96 "Hg
Visibility: 10 mi
June Climate & Weather Averages in Roseau
High Temp: 90 °F
Low Temp: 76 °F
Mean Temp: 83 °F
Precipitation: 5.31"
Humidity: 66%
Dew Point: 71 °F
Wind: 12 mph
Pressure: 29.98 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Roseau
High Temp: 90 °F
Low Temp: 76 °F
Mean Temp: 83 °F
Precipitation: 7.10"
Humidity: 68%
Dew Point: 72 °F
Wind: 11 mph
Pressure: 29.98 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Roseau
High Temp: 90 °F
Low Temp: 75 °F
Mean Temp: 83 °F
Precipitation: 7.27"
Humidity: 71%
Dew Point: 73 °F
Wind: 9 mph
Pressure: 29.95 "Hg
Visibility: 10 mi
September Climate & Weather Averages in Roseau
High Temp: 90 °F
Low Temp: 75 °F
Mean Temp: 83 °F
Precipitation: 6.60"
Humidity: 72%
Dew Point: 74 °F
Wind: 8 mph
Pressure: 29.92 "Hg
Visibility: 10 mi
October Climate & Weather Averages in Roseau
High Temp: 90 °F
Low Temp: 75 °F
Mean Temp: 82 °F
Precipitation: 6.25"
Humidity: 73%
Dew Point: 73 °F
Wind: 8 mph
Pressure: 29.90 "Hg
Visibility: 10 mi
November Climate & Weather Averages in Roseau
High Temp: 89 °F
Low Temp: 74 °F
Mean Temp: 81 °F
Precipitation: 5.66"
Humidity: 72%
Dew Point: 72 °F
Wind: 8 mph
Pressure: 29.89 "Hg
Visibility: 10 mi
December Climate & Weather Averages in Roseau
High Temp: 87 °F
Low Temp: 72 °F
Mean Temp: 80 °F
Precipitation: 4.40"
Humidity: 70%
Dew Point: 70 °F
Wind: 9 mph
Pressure: 29.95 "Hg
Visibility: 10 mi