Montego Bay
Jamaica · Caribbean
Year-round range: 73°F to 89°F
January
Excellent conditions this month
Your monthly fit score
Comfort fit by month.
Climate details▼
Temperature
Average highs and lows.
January is warm and sunny — good beach and outdoor weather.
Shaded band = typical daily swing (P10 of night lows to P90 of afternoon peaks) — spans wider than avg high/low lines because it captures day-to-day variation.
| = JanRainfall
Monthly rain and rain days.
January has moderate rainfall — occasional showers but mostly manageable.
Sunshine
Average hours of bright sun per day.
January is sunny overall, with occasional showers to plan around.
Clear sky
Clear-sky share is the inverse of average cloud cover (100% minus cloud cover). Band labels follow standard meteorological categories; distribution within each band varies by day.
Air comfort by month
Warm, humid air is the norm here — typical for a tropical beach destination.
January has the expected warm, humid beach air — rain, cloud, and sea conditions matter more.
Time-of-day patterns
Typical hourly rhythm for January.
Temperature by hour
Temperature by hour and month
Typical temperature through the day across the year (1996-2025 normals, local time). Shaded cells are nighttime.
In January, afternoons reach about 81° and nights settle near 74°.
▶Full month-by-month data
| Month | High °F | Low °F | Rain days | Rain (in) | Sun h/day | Humidity | Sea °F |
|---|---|---|---|---|---|---|---|
| Jan | 83°F | 73°F | 10 | 2.7in | 8.7h | 79.85714285714286% | 81°F |
| Feb | 83°F | 73°F | 8 | 1.7in | 9.5h | 77.99999999999999% | 80°F |
| Mar | 85°F | 73°F | 12 | 2.3in | 9.5h | 77.14285714285714% | 80°F |
| Apr | 86°F | 75°F | 13 | 3.1in | 9.4h | 78.14285714285714% | 82°F |
| May | 87°F | 77°F | 20 | 6.0in | 8h | 81% | 83°F |
| Jun | 88°F | 78°F | 22 | 4.0in | 6.6h | 80% | 83°F |
| Jul | 89°F | 79°F | 23 | 3.2in | 7.8h | 80.14285714285714% | 84°F |
| Aug | 89°F | 79°F | 26 | 4.0in | 6.9h | 81.85714285714285% | 85°F |
| Sep | 88°F | 78°F | 25 | 5.5in | 6.1h | 82.85714285714285% | 85°F |
| Oct | 86°F | 77°F | 27 | 6.7in | 6h | 83.85714285714286% | 85°F |
| Nov | 84°F | 76°F | 16 | 4.6in | 7.1h | 83% | 84°F |
| Dec | 83°F | 75°F | 11 | 3.0in | 8.1h | 81% | 82°F |