Caguas Climate by Month
Caguas, Puerto Rico
Warm all year, with rain spread through the year.
The climate in Caguas is warm all year, with rain spread through the year. August is the warmest month, with highs around 88°F (31°C); January is the coolest at 82°F (28°C), and nights dip to 65°F (19°C). About 75 in (1904 mm) of rain falls in a typical year, with no clear rainy season. The air is humid, averaging 78% relative humidity.
- Warmest month
- 88°F(31°C)
- Average high, August
- Coldest nights
- 65°F(19°C)
- Average low, February
- Rain per year
- 75 in(1904 mm)
- No clear rainy season
- Humidity
- 78%
- Sunniest: July
Best and worst months in Caguas
Best for weatherFebruary and March are the best time for weather in Caguas: highs near 83°F (28°C) and about 3.0 in (75 mm) of rain a month.
Least pleasantAugust and September are the least pleasant; August is the wettest, with 8.9 in (225 mm) of rain.
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)
Caguas weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 82°F(28°C) | 66°F(19°C) | 4.3 in(110 mm) | 77% | 4.1 |
| FebFebruaryBest | 82°F(28°C) | 65°F(19°C) | 2.5 in(64 mm) | 77% | 4.7 |
| MarMarchBest | 83°F(28°C) | 66°F(19°C) | 3.4 in(86 mm) | 76% | 5.4 |
| AprApril | 85°F(29°C) | 68°F(20°C) | 4.6 in(117 mm) | 78% | 5.7 |
| MayMay | 86°F(30°C) | 70°F(21°C) | 7.5 in(190 mm) | 79% | 5.7 |
| JunJune | 88°F(31°C) | 72°F(22°C) | 5.7 in(145 mm) | 78% | 5.9 |
| JulJuly | 88°F(31°C) | 73°F(23°C) | 7.6 in(192 mm) | 77% | 5.9 |
| AugAugust | 88°F(31°C) | 73°F(23°C) | 8.9 in(225 mm) | 79% | 5.8 |
| SepSeptember | 88°F(31°C) | 72°F(22°C) | 8.5 in(217 mm) | 80% | 5.3 |
| OctOctober | 88°F(31°C) | 71°F(22°C) | 8.5 in(215 mm) | 79% | 4.9 |
| NovNovember | 85°F(30°C) | 69°F(21°C) | 7.8 in(199 mm) | 78% | 4.1 |
| DecDecember | 83°F(29°C) | 67°F(20°C) | 5.7 in(144 mm) | 80% | 3.8 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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