Dominica climate guide

Temperature in Dominica (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
29°C maximum daytime temperature in January in Dominica (Roseau)29
29°C maximum daytime temperature in February in Dominica (Roseau)29
30°C maximum daytime temperature in March in Dominica (Roseau)30
30°C maximum daytime temperature in April in Dominica (Roseau)30
31°C maximum daytime temperature in May in Dominica (Roseau)31
31°C maximum daytime temperature in June in Dominica (Roseau)31
31°C maximum daytime temperature in July in Dominica (Roseau)31
31°C maximum daytime temperature in August in Dominica (Roseau)31
31°C maximum daytime temperature in September in Dominica (Roseau)31
31°C maximum daytime temperature in October in Dominica (Roseau)31
30°C maximum daytime temperature in November in Dominica (Roseau)30
29°C maximum daytime temperature in December in Dominica (Roseau)29
Min temperature (night-time)
21°C minimum night-time temperature in January in Dominica (Roseau)21
21°C minimum night-time temperature in February in Dominica (Roseau)21
21°C minimum night-time temperature in March in Dominica (Roseau)21
22°C minimum night-time temperature in April in Dominica (Roseau)22
23°C minimum night-time temperature in May in Dominica (Roseau)23
23°C minimum night-time temperature in June in Dominica (Roseau)23
23°C minimum night-time temperature in July in Dominica (Roseau)23
24°C minimum night-time temperature in August in Dominica (Roseau)24
23°C minimum night-time temperature in September in Dominica (Roseau)23
23°C minimum night-time temperature in October in Dominica (Roseau)23
22°C minimum night-time temperature in November in Dominica (Roseau)22
21°C minimum night-time temperature in December in Dominica (Roseau)21
Sea temperature
27°C sea temperature in January in Dominica (Roseau)27
26°C sea temperature in February in Dominica (Roseau)26
26°C sea temperature in March in Dominica (Roseau)26
27°C sea temperature in April in Dominica (Roseau)27
28°C sea temperature in May in Dominica (Roseau)28
28°C sea temperature in June in Dominica (Roseau)28
28°C sea temperature in July in Dominica (Roseau)28
29°C sea temperature in August in Dominica (Roseau)29
29°C sea temperature in September in Dominica (Roseau)29
29°C sea temperature in October in Dominica (Roseau)29
28°C sea temperature in November in Dominica (Roseau)28
28°C sea temperature in December in Dominica (Roseau)28

Sunshine & Daylight in Dominica

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
7 hours of sunshine per day (60% of daylight hours) in January in Dominica7
7 hours of sunshine per day (64% of daylight hours) in February in Dominica7
8 hours of sunshine per day (63% of daylight hours) in March in Dominica8
8 hours of sunshine per day (66% of daylight hours) in April in Dominica8
8 hours of sunshine per day (61% of daylight hours) in May in Dominica8
8 hours of sunshine per day (58% of daylight hours) in June in Dominica8
8 hours of sunshine per day (58% of daylight hours) in July in Dominica8
8 hours of sunshine per day (63% of daylight hours) in August in Dominica8
7 hours of sunshine per day (59% of daylight hours) in September in Dominica7
7 hours of sunshine per day (61% of daylight hours) in October in Dominica7
7 hours of sunshine per day (60% of daylight hours) in November in Dominica7
7 hours of sunshine per day (58% of daylight hours) in December in Dominica7
Daily hours of daylight
11 hours of daylight per day in January in Dominica (Roseau)11
12 hours of daylight per day in February in Dominica (Roseau)12
12 hours of daylight per day in March in Dominica (Roseau)12
12 hours of daylight per day in April in Dominica (Roseau)12
13 hours of daylight per day in May in Dominica (Roseau)13
13 hours of daylight per day in June in Dominica (Roseau)13
13 hours of daylight per day in July in Dominica (Roseau)13
13 hours of daylight per day in August in Dominica (Roseau)13
12 hours of daylight per day in September in Dominica (Roseau)12
12 hours of daylight per day in October in Dominica (Roseau)12
11 hours of daylight per day in November in Dominica (Roseau)11
11 hours of daylight per day in December in Dominica (Roseau)11

Rainfall in Dominica

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
18 days with some rainfall in January in Dominica (Roseau)18
14 days with some rainfall in February in Dominica (Roseau)14
15 days with some rainfall in March in Dominica (Roseau)15
14 days with some rainfall in April in Dominica (Roseau)14
17 days with some rainfall in May in Dominica (Roseau)17
19 days with some rainfall in June in Dominica (Roseau)19
21 days with some rainfall in July in Dominica (Roseau)21
20 days with some rainfall in August in Dominica (Roseau)20
23 days with some rainfall in September in Dominica (Roseau)23
19 days with some rainfall in October in Dominica (Roseau)19
19 days with some rainfall in November in Dominica (Roseau)19
19 days with some rainfall in December in Dominica (Roseau)19
Average monthly rainfall (mm)
136 mm monthly rainfall in January in Dominica (Roseau)136
87 mm monthly rainfall in February in Dominica (Roseau)87
93 mm monthly rainfall in March in Dominica (Roseau)93
87 mm monthly rainfall in April in Dominica (Roseau)87
137 mm monthly rainfall in May in Dominica (Roseau)137
185 mm monthly rainfall in June in Dominica (Roseau)185
108 mm monthly rainfall in July in Dominica (Roseau)108
246 mm monthly rainfall in August in Dominica (Roseau)246
250 mm monthly rainfall in September in Dominica (Roseau)250
239 mm monthly rainfall in October in Dominica (Roseau)239
252 mm monthly rainfall in November in Dominica (Roseau)252
176 mm monthly rainfall in December in Dominica (Roseau)176

More climate for Dominica

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 9 (Very High) in January in Dominica (Roseau)9
UV (maximum) index 11 (Extreme) in February in Dominica (Roseau)11
UV (maximum) index 11+ (Extreme) in March in Dominica (Roseau)11
UV (maximum) index 11+ (Extreme) in April in Dominica (Roseau)11
UV (maximum) index 11+ (Extreme) in May in Dominica (Roseau)11
UV (maximum) index 11+ (Extreme) in June in Dominica (Roseau)11
UV (maximum) index 11+ (Extreme) in July in Dominica (Roseau)11
UV (maximum) index 11+ (Extreme) in August in Dominica (Roseau)11
UV (maximum) index 11+ (Extreme) in September in Dominica (Roseau)11
UV (maximum) index 11 (Extreme) in October in Dominica (Roseau)11
UV (maximum) index 9 (Very High) in November in Dominica (Roseau)9
UV (maximum) index 8 (Very High) in December in Dominica (Roseau)8
Heat & Humidity
Moderate heat & humidity in January in Dominica (Roseau)M
Moderate heat & humidity in February in Dominica (Roseau)M
High heat & humidity in March in Dominica (Roseau)H
High heat & humidity in April in Dominica (Roseau)H
High heat & humidity in May in Dominica (Roseau)H
Very high heat & humidity in June in Dominica (Roseau)VH
Very high heat & humidity in July in Dominica (Roseau)VH
Very high heat & humidity in August in Dominica (Roseau)VH
Very high heat & humidity in September in Dominica (Roseau)VH
High heat & humidity in October in Dominica (Roseau)H
High heat & humidity in November in Dominica (Roseau)H
High heat & humidity in December in Dominica (Roseau)H

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Going to Dominica? Find the best month to visit Dominica based on the weather.

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Check climate guides for Dominica showing average temperature, rainfall & sunshine figures for each month of the year. The climate guide shown above is for Roseau.

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More about Dominica

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The climate guide for Dominica, represented by Roseau, shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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