Climate averages 1991–2020
Montego Bay weather
in January.
A hot, moderately wet month: the coolest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a hot month in Montego Bay: daytime highs average 28.9°C and nights cool to about 22.1°C. By daytime temperature it is the coolest month of the year.
Expect about 44 mm of rain on roughly 11 days, which makes January a moderately wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 09 min on an average January day.
The nearest other city in this atlas is Spanish Town (115 km away). In January its highs average 28.3°C, 0.6°C cooler than Montego Bay, with 17 mm of rain.
Among the 4 cities listed in Jamaica, Montego Bay ranks 1st of 4 for the warmest January highs and 4th of 4 for the driest January (rainfall, lowest first). The mean January high of those 4 cities is 28.4°C; Montego Bay is 0.5°C warmer than that mean.
From January to February, average highs rise by 0.6°C to 29.5°C, and monthly rainfall falls from 44 mm to 41 mm.
The annual picture
January in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Montego Bay climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 28.9°C22.1°C | 22.1°C | 44 | 11.4 | 11.211 h |
| February | 29.5°C21.9°C | 21.9°C | 41 | 11.5 | 11.512 h |
| March | 30.3°C22.2°C | 22.2°C | 58 | 12.7 | 12.012 h |
| April | 31.2°C23.1°C | 23.1°C | 93 | 16.3 | 12.613 h |
| May | 31.4°C24.1°C | 24.1°C | 220 | 23.8 | 13.013 h |
| June | 32.2°C25.0°C | 25.0°C | 148 | 21.8 | 13.213 h |
| July | 32.4°C25.1°C | 25.1°C | 138 | 23.3 | 13.113 h |
| August | 32.3°C25.3°C | 25.3°C | 171 | 26.1 | 12.813 h |
| September | 31.7°C25.1°C | 25.1°C | 205 | 25.9 | 12.312 h |
| October | 30.7°C24.7°C | 24.7°C | 182 | 24.7 | 11.712 h |
| November | 29.5°C23.8°C | 23.8°C | 91 | 16.4 | 11.311 h |
| December | 29.0°C22.9°C | 22.9°C | 50 | 11.4 | 11.011 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
January in nearby cities
- Spanish Town in JanuaryJamaica · 115 kmHigh 28.3°C · Low 22.2°C · 17 mm rain
- Portmore in JanuaryJamaica · 122 kmHigh 28.2°C · Low 22.2°C · 17 mm rain
- Kingston in JanuaryJamaica · 130 kmHigh 28.3°C · Low 21.3°C · 26 mm rain
- Manzanillo, Cuba in JanuaryCuba · 224 kmHigh 30.0°C · Low 20.3°C · 15 mm rain
- Bayamo in JanuaryCuba · 250 kmHigh 29.3°C · Low 19.0°C · 20 mm rain
- Contramaestre in JanuaryCuba · 269 kmHigh 29.2°C · Low 19.4°C · 18 mm rain
- Palma Soriano in JanuaryCuba · 280 kmHigh 28.9°C · Low 19.4°C · 13 mm rain
- Santiago de Cuba in JanuaryCuba · 280 kmHigh 28.9°C · Low 21.3°C · 12 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Montego Bay) is explained once on the Montego Bay year overview and on the Sources, method and limits page.