January 21 is statistically one of the best days of the year in Montego Bay. With minimal rain risk (14%) and pleasant highs of 27°C, it's ideal for outdoor adventures. You'll enjoy Montego Bay with reasonable crowd levels and competitive accommodation options.
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Essential Travel Info for Montego Bay
Currency
JMD
$ Jamaican dollar
Language
English
+1 more
Driving
Left side
Safety
High Safety
GPI: 1.99
Montego Bay Weather Forecast for January 21
"Warm & Sunny. Expect average highs of 27.4°C. 14% chance of rain."
What to Wear in Montego Bay in January
Based on historical data for January 21, Montego Bay typically experiences temperatures between 21.5°C and 27.4°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (14% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Montego Bay
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
27.4°C
Daytime Peak
Average Low
21.5°C
Nighttime Low
Feels Like
30.8°C
🔥 Feels warmer
Rain Chance
14%
Avg 0.8mm if it rains
Cloud Cover
35%
Light drizzle
Pressure
1016.1 hPa
Low volatility
Montego Bay Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ This date historically delivers consistent weather 79% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 133 min to burn
Type III-IV
🟡 200 min to burn
Type V-VI
🟢 333 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
23.8°C
Humid/Sticky
Heat Index
30.8°C
Feels hotter
😐 Best outdoor time:
Morning hours (before 11 AM)
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
✅ Excellent Swimming Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Jamaica
Flight Traffic
Moderate
53/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~28
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Montego Bay
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:48
☀️ Noon
12:24
🌇 Sunset
17:59
⏱️ Daylight
11h 11m
Wind Speed
18 km/h
Gentle breeze
Sunshine
10.2 hrs
Direct Sun (Cloud-free)
Humidity
81%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Montego Bay
Smart Flight Estimator
Airport-to-Airport Logistics
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Add your home location in settings to see airport details.
Travel Health & Safety in Montego Bay
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
Atlantic Hurricane Risk
Season: Jun - Nov
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Montego Bay on January 21 averages 27.4°C with a 14% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Montego Bay Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (January 21) in other destinations
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📍 Is Montego Bay Worth Visiting on January 21?
Planning a trip to Montego Bay on January 21? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 27.4°C with a 14% historical precipitation risk.
✈️ Travel Logistics: Approximately 28 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Jamaica, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 27.8°C (tropical bath). Wave conditions are generally fun waves with heights around 0.7m.
📊 Historical Extremes: The hottest January 21 recorded in the last 30 years saw temperatures hit 28.2°C in 2020, while the coldest dropped to 18.8°C in 2017.