Bayamón Climate by Month
Bayamón, Puerto Rico
Hot all year, with rain spread through the year.
The climate in Bayamón is hot all year, with rain spread through the year. Afternoon highs range from 85°F (30°C) in January to 91°F (33°C) in June, and February nights average 67°F (19°C). It gets 74 in (1886 mm) of rain a year, spread across the months.
- Warmest month
- 91°F(33°C)
- Average high, June
- Coldest nights
- 67°F(19°C)
- Average low, February
- Rain per year
- 74 in(1886 mm)
- No clear rainy season
- Humidity
- 77%
- Sunniest: July
Best and worst months in Bayamón
Best for weatherThe most comfortable weather comes in February and March, with highs around 87°F (30°C) and about 3.3 in (85 mm) of rain a month.
Least pleasantJuly and August are the least pleasant; August is the hottest, with highs of 91°F (33°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)
Bayamón weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 85°F(30°C) | 67°F(20°C) | 5.6 in(141 mm) | 78% | 4.1 |
| FebFebruaryBest | 86°F(30°C) | 67°F(19°C) | 2.8 in(72 mm) | 74% | 4.6 |
| MarMarchBest | 87°F(31°C) | 67°F(20°C) | 3.9 in(98 mm) | 73% | 5.3 |
| AprApril | 88°F(31°C) | 69°F(21°C) | 4.7 in(119 mm) | 75% | 5.6 |
| MayMay | 89°F(32°C) | 72°F(22°C) | 7.6 in(192 mm) | 76% | 5.5 |
| JunJune | 91°F(33°C) | 73°F(23°C) | 5.4 in(138 mm) | 75% | 5.7 |
| JulJuly | 91°F(33°C) | 73°F(23°C) | 7.7 in(196 mm) | 77% | 5.8 |
| AugAugust | 91°F(33°C) | 74°F(23°C) | 8.3 in(212 mm) | 80% | 5.7 |
| SepSeptember | 91°F(33°C) | 73°F(23°C) | 7.1 in(181 mm) | 77% | 5.2 |
| OctOctober | 91°F(33°C) | 72°F(22°C) | 6.2 in(157 mm) | 79% | 4.8 |
| NovNovember | 88°F(31°C) | 71°F(22°C) | 8.5 in(215 mm) | 78% | 4.0 |
| DecDecember | 87°F(30°C) | 69°F(20°C) | 6.5 in(165 mm) | 77% | 3.8 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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