Bayamón in December
7.5out of 10
Yes, a good time to go
Warm and comfortable: highs around 27°C. Frequent rain: about 12 rainy days.
27°CAvg high
23°CAvg low
12Rainy days (45 mm)
10:54 hDaylight
06:54Sunrise · 17:48 Sunset
Why this score
- Warm and comfortable: highs around 27°C
- Frequent rain: about 12 rainy days
- Rain varies a lot between years (±4.3 days)
What to wear and pack
- T-shirts and light layers
- Shorts or a light skirt
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in December varies a lot between years (±4.3 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 27°C | 22°C | 38 mm | 10 | – | – | 7.7 |
| February | 27°C | 22°C | 28 mm | 8 | – | – | 8.1 |
| March | 28°C | 22°C | 40 mm | 8 | – | – | 8.0 |
| April | 28°C | 23°C | 70 mm | 11 | – | – | 7.6 |
| May | 29°C | 24°C | 106 mm | 16 | – | – | 6.8 |
| June | 30°C | 25°C | 59 mm | 13 | – | – | 7.1 |
| July | 30°C | 25°C | 66 mm | 15 | – | – | 6.7 |
| August | 30°C | 26°C | 79 mm | 18 | – | – | 6.4 |
| September | 30°C | 25°C | 123 mm | 20 | – | – | 5.8 |
| October | 30°C | 25°C | 113 mm | 20 | – | – | 6.1 |
| November | 28°C | 24°C | 102 mm | 18 | – | – | 6.6 |
| December | 27°C | 23°C | 45 mm | 12 | – | – | 7.5 |
Frequently asked questions
How hot is Bayamón in December?
Daytime highs average 27°C and nights about 23°C.
When is the best time to visit Bayamón?
The best months are February, March, January, April.