April 16 is generally a great time to visit St. John's. While there is a slight chance of rain (25%), showers are usually brief. Expect comfortable 28°C weather. St. John's is seeing high visitor numbers, so iconic spots may be busier than usual.
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Essential Travel Info for St. John's
Currency
XCD
$ Eastern Caribbean dollar
Language
English
Driving
Left side
St. John's Weather Forecast for April 16
"Warm & Sunny. Expect average highs of 27.9°C. 25% chance of rain."
What to Wear in St. John's in April
Based on historical data for April 16, St. John's typically experiences temperatures between 24.4°C and 27.9°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (25% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for St. John's
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
27.9°C
Daytime Peak
Average Low
24.4°C
Nighttime Low
Feels Like
30.9°C
🔥 Feels warmer
Rain Chance
25%
Avg 1.3mm if it rains
Cloud Cover
39%
Light drizzle
Pressure
1015.3 hPa
Low volatility
St. John's Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 88% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30+ required, seek shade
05:00 - 10:00
16:00 - 18:00
Type I-II
🔴 13 min to burn
Type III-IV
🟡 20 min to burn
Type V-VI
🟢 33 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
22.6°C
Humid/Sticky
Heat Index
30.9°C
Feels hotter
😐 Best outdoor time:
Morning hours (before 11 AM)
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
⚠️ Mixed Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Antigua and Barbuda
Flight Traffic
Busy
61/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~14
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in St. John's
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:52
☀️ Noon
12:08
🌇 Sunset
18:24
⏱️ Daylight
12h 32m
Wind Speed
27.1 km/h
Moderate wind
Sunshine
11.6 hrs
Direct Sun (Cloud-free)
Humidity
73%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for St. John's
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Travel Health & Safety in St. John's
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
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
Active seismic zone. Multiple earthquakes per year.
Atlantic Hurricane Risk
Season: Jun - Nov
Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, St. John's on April 16 averages 27.9°C with a 25% precipitation probability. Wedding/Outdoor Event Score: 90/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
St. John's Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
April 11
27.8°C • 13% rain
Score
96
April 19
28°C • 15% rain
Score
93
April 20
28.1°C • 16% rain
Score
93
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
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📍 Is St. John's Worth Visiting on April 16?
Planning a trip to St. John's on April 16? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 27.9°C with a 25% historical precipitation risk.
✈️ Travel Logistics: Approximately 14 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Antigua and Barbuda, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 27.5°C (tropical bath). Wave conditions are generally fun waves with heights around 1.05m.
📊 Historical Extremes: The hottest April 16 recorded in the last 30 years saw temperatures hit 30.4°C in 2024, while the coldest dropped to 22.9°C in 2018.