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Roseau Climate Guide
Dominica
Metric | Imperial    Bars | Symbols
Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
29
29 °C (84°F) Maximum Daytime Temperature in January
29
29 °C (84°F) Maximum Daytime Temperature in February
30
30 °C (86°F) Maximum Daytime Temperature in March
30
30 °C (86°F) Maximum Daytime Temperature in April
31
31 °C (88°F) Maximum Daytime Temperature in May
31
31 °C (88°F) Maximum Daytime Temperature in June
31
31 °C (88°F) Maximum Daytime Temperature in July
31
31 °C (88°F) Maximum Daytime Temperature in August
31
31 °C (88°F) Maximum Daytime Temperature in September
31
31 °C (88°F) Maximum Daytime Temperature in October
30
30 °C (86°F) Maximum Daytime Temperature in November
29
29 °C (84°F) Maximum Daytime Temperature in December
J F M A M J J A S O N D
21
21 °C (70°F) Minimum Night-time Temperature in January
21
21 °C (70°F) Minimum Night-time Temperature in February
21
21 °C (70°F) Minimum Night-time Temperature in March
22
22 °C (72°F) Minimum Night-time Temperature in April
23
23 °C (73°F) Minimum Night-time Temperature in May
23
23 °C (73°F) Minimum Night-time Temperature in June
23
23 °C (73°F) Minimum Night-time Temperature in July
24
24 °C (75°F) Minimum Night-time Temperature in August
23
23 °C (73°F) Minimum Night-time Temperature in September
23
23 °C (73°F) Minimum Night-time Temperature in October
22
22 °C (72°F) Minimum Night-time Temperature in November
21
21 °C (70°F) Minimum Night-time Temperature in December
J F M A M J J A S O N D
Hours of Sunshine
Hours of Daylight
7
7 Hours of Sunshine (60% of Daylight Hours) in January
7
7 Hours of Sunshine (64% of Daylight Hours) in February
8
8 Hours of Sunshine (63% of Daylight Hours) in March
8
8 Hours of Sunshine (66% of Daylight Hours) in April
8
8 Hours of Sunshine (62% of Daylight Hours) in May
8
8 Hours of Sunshine (58% of Daylight Hours) in June
8
8 Hours of Sunshine (58% of Daylight Hours) in July
8
8 Hours of Sunshine (63% of Daylight Hours) in August
7
7 Hours of Sunshine (59% of Daylight Hours) in September
7
7 Hours of Sunshine (61% of Daylight Hours) in October
7
7 Hours of Sunshine (60% of Daylight Hours) in November
7
7 Hours of Sunshine (58% of Daylight Hours) in December
J F M A M J J A S O N D
11
11 Hours of Daylight in January
12
12 Hours of Daylight in February
12
12 Hours of Daylight in March
13
13 Hours of Daylight in April
13
13 Hours of Daylight in May
13
13 Hours of Daylight in June
13
13 Hours of Daylight in July
13
13 Hours of Daylight in August
12
12 Hours of Daylight in September
12
12 Hours of Daylight in October
11
11 Hours of Daylight in November
11
11 Hours of Daylight in December
J F M A M J J A S O N D
Days with some Rain
Monthly Rainfall (mm)
18
18 Days with some Rain in January
14
14 Days with some Rain in February
14
14 Days with some Rain in March
14
14 Days with some Rain in April
17
17 Days with some Rain in May
19
19 Days with some Rain in June
21
21 Days with some Rain in July
21
21 Days with some Rain in August
20
20 Days with some Rain in September
19
19 Days with some Rain in October
19
19 Days with some Rain in November
19
19 Days with some Rain in December
J F M A M J J A S O N D
136
136 mm (5.4 inches) Monthly Rainfall in January
87
87 mm (3.4 inches) Monthly Rainfall in February
93
93 mm (3.7 inches) Monthly Rainfall in March
87
87 mm (3.4 inches) Monthly Rainfall in April
137
137 mm (5.4 inches) Monthly Rainfall in May
185
185 mm (7.3 inches) Monthly Rainfall in June
108
108 mm (4.3 inches) Monthly Rainfall in July
246
246 mm (9.7 inches) Monthly Rainfall in August
250
250 mm (9.8 inches) Monthly Rainfall in September
239
239 mm (9.4 inches) Monthly Rainfall in October
252
252 mm (9.9 inches) Monthly Rainfall in November
176
176 mm (6.9 inches) Monthly Rainfall in December
J F M A M J J A S O N D
Heat & Humidity / Chance of Frost
UV Index (Maximum)
M
Moderate Heat & Humidity in January
M
Moderate Heat & Humidity in February
H
High Heat & Humidity in March
H
High Heat & Humidity in April
H
High Heat & Humidity in May
VH
Very High Heat & Humidity in June
VH
Very High Heat & Humidity in July
VH
Very High Heat & Humidity in August
VH
Very High Heat & Humidity in September
H
High Heat & Humidity in October
H
High Heat & Humidity in November
H
High Heat & Humidity in December
J F M A M J J A S O N D
9
UV 9 (Very High) in January
11
UV 11 (Extreme) in February
11
UV 11+ (Extreme) in March
11
UV 11+ (Extreme) in April
11
UV 11+ (Extreme) in May
11
UV 11+ (Extreme) in June
11
UV 11+ (Extreme) in July
11
UV 11+ (Extreme) in August
11
UV 11+ (Extreme) in September
11
UV 11 (Extreme) in October
9
UV 9 (Very High) in November
8
UV 8 (Very High) in December
J F M A M J J A S O N D
Sea Temperature (°C)
27
27 °C (81°F) Sea Temperature in January
26
26 °C (79°F) Sea Temperature in February
26
26 °C (79°F) Sea Temperature in March
27
27 °C (81°F) Sea Temperature in April
28
28 °C (82°F) Sea Temperature in May
28
28 °C (82°F) Sea Temperature in June
28
28 °C (82°F) Sea Temperature in July
28
28 °C (82°F) Sea Temperature in August
29
29 °C (84°F) Sea Temperature in September
29
29 °C (84°F) Sea Temperature in October
28
28 °C (82°F) Sea Temperature in November
27
27 °C (81°F) Sea Temperature in December
J F M A M J J A S O N D
Roseau Climate Guide (Historical Weather Averages), Dominica
Elev: 0 m   Long: 061°23'W   Lat: 15°17'N
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