What is the weather like in St. John's throughout the year?

St. John's experiences varying weather throughout the year. The warmest month is September with average highs of 30°C. The coolest month is December.

What is the weather like in St. John's in January?

St. John's in January scores 67/100 based on 30 years of climate data. Very good conditions overall.

Who should visit St. John's in January?

January in St. John's is ideal for: Beach lovers, Families with children, Outdoor enthusiasts, Photographers, Cultural tourists.

Best Time to Visit St. John's | 30-Year Weather Analysis

Why January is the Best Time to Visit St. John's

Is January a Good Time to Visit St. John's?

👍Very good conditions overall(67/100)

Short Answer

Beach lovers rejoice: St. John's's January features 27°C sea temperatures alongside 27°C air temps. Just 13% rain risk makes this prime swimming season.

Decision Factors

Vaccinations required

Yellow Fever

Warm tropical seas

27°C sea temperature - Tropical Bath

Seismically active region

14 earthquakes recorded in this month (30-year data)

Peak tourist season

91% of annual peak - expect crowds and peak prices

Excellent dry conditions

Only 13% rain probability - ideal for outdoor activities

Health precautions needed

Be aware of: Leptospirosis, African Tick-Bite Fever, Dengue

Good For

🏖️
Beach lovers
27°C warm seas and 13% rain probability
👨‍👩‍👧‍👦
Families with children
Comfortable 26.9°C temperatures and low 13% rain risk
🥾
Outdoor enthusiasts
Ideal hiking conditions: 26.9°C, 13% rain chance
📸
Photographers
10.4h sunshine, 68% clear skies for golden hour shots
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites

Who Should Avoid

💰
Budget travelers
Peak season means premium prices everywhere

Warmest

September

30°C avg

Coolest

December

27°C avg

Driest

February

12% rain

Wettest

September

38% rain

Planning Your Trip to St. John's, Antigua and Barbuda

Wondering when is the best time to visit St. John's? Based on our analysis of 30 years of NASA satellite weather data, the ideal months to travel to St. John's are January, February, March. During these months, you'll experience optimal temperatures around 27°C with only 13% chance of rain.

The St. John's climate varies throughout the year. September is the hottest month with average highs of 30°C, while December is the coldest at 27°C. If you're planning outdoor activities or sightseeing in St. John's, avoid September when rainfall peaks at 38% probability.

For the best St. John's weather experience, we recommend visiting during February for the driest conditions or the shoulder months of January and February for a perfect balance of weather and fewer crowds.

St. John's Weather by Month: Climate Guide

Click any month to explore detailed daily forecasts for St. John's

🏆 85-100: Excellent👍 70-84: Great👌 55-69: Good🤔 40-54: Fair⚠️ 0-39: Challenging

When to Visit St. John's: Travel Style Guide

Personalized St. John's travel recommendations based on 30-year weather data

Beach Lovers

Warmest weather with ideal sea temperatures for swimming

AugustSeptemberMay

Budget Travelers

Shoulder season with good weather and lower prices

AprilMayJune

Avoiding Crowds

Fewer tourists with acceptable weather conditions

JulyAugustSeptember

Photography

Best light conditions with clear skies

FebruaryJanuaryMarch

Honeymoon

Perfect conditions for a romantic getaway

JanuaryFebruaryMarch

St. John's Weather FAQ: Your Questions Answered

What is the best time to visit St. John's?

Based on 30 years of weather data, the best months to visit St. John's are January, February, March. These months offer the optimal combination of pleasant temperatures (27°C avg) and low rainfall (13% chance).

When is the hottest time of year in St. John's?

September is historically the warmest month in St. John's with average highs of 30°C. If you prefer cooler weather, consider visiting in December when temperatures average around 27°C.

When is the rainy season in St. John's?

September typically sees the most rainfall in St. John's with a 38% chance of rain. For the driest conditions, plan your visit in February when rain probability drops to just 12%.

How accurate is the St. John's weather forecast?

Our St. John's climate analysis is based on 30 years of NASA POWER satellite observations (1995-2024), providing highly accurate historical averages. While weather can vary year to year, these long-term patterns are excellent indicators for planning your trip to St. John's.

What should I pack for St. John's?

Packing depends on when you visit. In September (warmest month), pack light summer clothes for 30°C weather. In December (coolest month), bring layers for 27°C temperatures.

Is St. John's good for a destination wedding?

Yes! The best months for an outdoor wedding in St. John's are February (only 12% rain chance) and January for optimal weather conditions. Avoid September when rain probability peaks at 38%.