Montego Bay weather in December
December in Montego Bay: hot, a little rain, with clean air — an excellent time to visit.
#4 of 12 months in Montego Bay · #51 of 604 destinations to visit in December · comfort 87/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Montego Bay climate normals — December
| Daytime high | 29°C / 84°F | 🥵 hot |
|---|---|---|
| Nighttime low | 24°C / 75°F | |
| Feels like (high) | 32°C / 90°F | |
| Rainfall | 44 mm / 1.7 in | 🌦 some rain |
| Rainy days | 14 days | |
| Humidity | 79% | 💦 very humid |
| Dew point | 22°C / 71°F | |
| Sunshine | 9.9 h/day | |
| Daylight | 11 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 32 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Montego Bay in December — FAQ
- Is December a good time to visit Montego Bay?
- December in Montego Bay: hot, a little rain, with clean air — an excellent time to visit. It ranks #4 of 12 months for Montego Bay on SeasonMap's comfort score (87/100).
- What is the weather like in Montego Bay in December?
- In December, Montego Bay averages a daily high of 28.7°C and a low of 23.9°C, with about 44.2 mm of rain over roughly 13.6 rainy days.
- What is the air quality in Montego Bay in December?
- Montego Bay has a mean US Air Quality Index of about 32 in December.