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Caribbean weather by month & best time to visit

Climate for 13 places in the Caribbean from 30 years of weather data. Best time to visit: November – July. August is the warmest month with 30 °C, January the coolest with 26 °C.

Best timeNov – JulScore 90 out of 100

Warmest monthAugust30 °C by day

Warmest sea29°Cin September

Driest monthMarch7 rainy days

Best time to visit the Caribbean

The best time to visit the Caribbean is November – July: days of 26–30 °C, 8 hours of sunshine a day and 11 rainy days a month on average. The sea is 26–29 °C then. It reaches 20 °C, warm enough for most swimmers, all year round. Most rainy days fall in September (19).

Caribbean weather by month

Long-term averages of 13 places: the score is their mean, temperatures range from the coolest to the warmest place. Best months are marked; open a month for details.

Month	Score	Air	Sea	Sun	Rain days
JanuaryJan	83	24–28°	24–27°	7 h	10
FebruaryFeb	89	24–29°	24–27°	8 h	7
MarchMar	90	24–29°	24–27°	8 h	7
AprilApr	89	26–30°	25–28°	8 h	8
MayMay	81	27–31°	26–28°	8 h	13
JuneJun	75	28–31°	28–29°	8 h	16
JulyJul	77	28–32°	28–29°	9 h	16
AugustAug	74	28–32°	28–30°	8 h	18
SeptemberSep	71	29–31°	29–30°	7 h	19
OctoberOct	69	28–31°	28–30°	7 h	19
NovemberNov	76	26–29°	27–29°	7 h	14
DecemberDec	82	25–28°	25–28°	7 h	11

Where is it warmest in the Caribbean?

Compared in the coolest and the warmest month. Sunshine is the average per day over the year; rainy days are counted over the whole year.

Place	Jan	Aug	Sea Jan	Sun h/day	Rain days/yr
San Juan, Puerto Rico	28°	32°	27°	7.9	172
Montego Bay	28°	31°	27°	8.1	227
Aruba (Oranjestad)	27°	29°	26°	8.3	116
Curaçao (Willemstad)	27°	29°	27°	7.8	158
Barbados (Bridgetown)	27°	28°	27°	8.4	173
Havana	26°	32°	26°	7.7	122
Playa del Carmen	26°	30°	27°	7.0	167
Tulum	26°	30°	27°	7.2	168
Puerto Plata	26°	30°	27°	7.9	153
Punta Cana	26°	29°	27°	8.1	187
Varadero	25°	31°	26°	7.2	125
Cancún	25°	30°	27°	7.1	166
Nassau, Bahamas	24°	30°	24°	8.3	129

In January, San Juan, Puerto Rico and Montego Bay are about equally warm, with 28 °C.

Destinations in the Caribbean13

Aruba (Oranjestad)
Sun, sea & sandBest time to visit:Jan – Sep
1. 88
2. 95
3. 99
4. 96
5. 96
6. 98
7. 98
8. 95
9. 87
10. 73
11. 73
12. 78
Barbados (Bridgetown)
Sun, sea & sandBest time to visit:Dec – May
1. 87
2. 93
3. 94
4. 94
5. 90
6. 78
7. 77
8. 78
9. 76
10. 76
11. 75
12. 83
Cancún
Sun, sea & sandBest time to visit:Jul, Nov – May
1. 80
2. 87
3. 91
4. 93
5. 86
6. 75
7. 80
8. 77
9. 73
10. 70
11. 79
12. 80
Curaçao (Willemstad)
Sun, sea & sandBest time to visit:Jan – Sep
1. 83
2. 90
3. 93
4. 90
5. 89
6. 86
7. 89
8. 87
9. 83
10. 72
11. 73
12. 75
Havana
City breakBest time to visit:Nov – Apr
1. 89
2. 94
3. 90
4. 82
5. 61
6. 39
7. 41
8. 37
9. 39
10. 58
11. 83
12. 90
Montego Bay
Sun, sea & sandBest time to visit:Jan – Dec
1. 85
2. 87
3. 86
4. 82
5. 77
6. 77
7. 77
8. 75
9. 75
10. 74
11. 78
12. 84
Nassau, Bahamas
Sun, sea & sandBest time to visit:Feb – May, Jul, Nov – Dec
1. 81
2. 90
3. 93
4. 97
5. 92
6. 81
7. 84
8. 80
9. 75
10. 78
11. 89
12. 86
Playa del Carmen
Sun, sea & sandBest time to visit:Jul, Nov – May
1. 81
2. 87
3. 91
4. 93
5. 84
6. 74
7. 78
8. 76
9. 72
10. 69
11. 78
12. 82
Puerto Plata
Sun, sea & sandBest time to visit:Nov – Sep
1. 83
2. 88
3. 86
4. 85
5. 81
6. 90
7. 91
8. 88
9. 80
10. 74
11. 76
12. 82
Punta Cana
Sun, sea & sandBest time to visit:Dec – Sep
1. 83
2. 88
3. 89
4. 87
5. 80
6. 81
7. 79
8. 77
9. 75
10. 73
11. 73
12. 81
San Juan, Puerto Rico
City breakBest time to visit:Dec – Apr
1. 75
2. 75
3. 71
4. 63
5. 51
6. 52
7. 45
8. 39
9. 38
10. 42
11. 51
12. 70
Tulum
Sun, sea & sandBest time to visit:Jul, Nov – May
1. 81
2. 88
3. 91
4. 93
5. 85
6. 74
7. 80
8. 76
9. 73
10. 70
11. 79
12. 79
Varadero
Sun, sea & sandBest time to visit:Jul, Nov – May
1. 89
2. 93
3. 95
4. 97
5. 86
6. 76
7. 84
8. 79
9. 73
10. 74
11. 86
12. 90

Caribbean weather: quick answers

When is the best time to visit the Caribbean?

The best time to visit the Caribbean is November – July: days reach 26–30 °C, with 8 hours of sunshine a day and 11 rainy days a month on average.

What is the warmest month in the Caribbean?

August is the warmest month, with daytime highs of 30 °C on average (28–32 °C depending on the place). The coolest is January with 26 °C.

How warm is it in the Caribbean in January?

In January, the coolest month, days reach 24–28 °C on average and the sea is 24–27 °C.

When can you swim in the Caribbean?

The sea is 20 °C or warmer all year round and warmest in September with 29 °C.

Where is it warmest in the Caribbean?

In January, the warmest are San Juan, Puerto Rico (28 °C), Montego Bay (28 °C) and Aruba (Oranjestad) (27 °C).

When does it rain most in the Caribbean?

September has the most rainy days (19 on average), March the fewest (7).

All islands & regions

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)