Carolina, Puerto Rico Climate by Month
Carolina, Puerto Rico
Hot all year, with rain spread through the year.
Carolina is hot all year, with rain spread through the year. September is the warmest month, with highs around 90°F (32°C); January is the coolest at 85°F (29°C), and nights dip to 68°F (20°C). About 65 in (1646 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 90°F(32°C)
- Average high, September
- Coldest nights
- 68°F(20°C)
- Average low, January
- Rain per year
- 65 in(1646 mm)
- No clear rainy season
- Humidity
- 77%
- Sunniest: July
Best and worst months in Carolina
Best for weatherFebruary and March are the best time for weather in Carolina: highs near 86°F (30°C) and about 2.7 in (68 mm) of rain a month.
Least pleasantAugust and September are the least pleasant; August is the hottest, with highs of 90°F (32°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in February.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Carolina weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 85°F(29°C) | 68°F(20°C) | 3.7 in(95 mm) | 78% | 4.2 |
| FebFebruaryBest | 85°F(30°C) | 68°F(20°C) | 2.4 in(60 mm) | 74% | 4.8 |
| MarMarchBest | 86°F(30°C) | 68°F(20°C) | 3.0 in(76 mm) | 72% | 5.5 |
| AprApril | 87°F(31°C) | 70°F(21°C) | 4.9 in(124 mm) | 75% | 5.9 |
| MayMay | 88°F(31°C) | 72°F(22°C) | 6.8 in(173 mm) | 76% | 5.8 |
| JunJune | 90°F(32°C) | 74°F(23°C) | 5.0 in(126 mm) | 75% | 6.0 |
| JulJuly | 90°F(32°C) | 74°F(24°C) | 5.8 in(147 mm) | 77% | 6.1 |
| AugAugust | 90°F(32°C) | 74°F(24°C) | 7.1 in(180 mm) | 80% | 5.9 |
| SepSeptember | 90°F(32°C) | 74°F(23°C) | 7.0 in(177 mm) | 77% | 5.4 |
| OctOctober | 90°F(32°C) | 73°F(23°C) | 6.6 in(167 mm) | 79% | 5.0 |
| NovNovember | 88°F(31°C) | 71°F(22°C) | 7.4 in(187 mm) | 79% | 4.2 |
| DecDecember | 86°F(30°C) | 69°F(21°C) | 5.3 in(134 mm) | 78% | 4.0 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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