Best Time to Visit Port Blair
Port Blair, the capital city of the Andaman and Nicobar Islands, is a serene tropical paradise nestled in the Bay of Bengal. Known for its pristine beaches, crystal-clear waters, and rich colonial history, Port Blair serves as the main gateway to this island archipelago. This charming destination is not only a strategic port town but also a cultural hub that reflects a blend of Indian, Southeast Asian, and British influences.
With attractions like the Cellular Jail, Ross Island, and scenic beaches like Corbyn’s Cove, Port Blair offers a mix of natural beauty, adventure, and heritage. Choosing the right time to visit Port Blair is crucial to making the most of your trip. While the islands boast a tropical climate year-round, the weather conditions vary significantly with each season.
Some months offer ideal conditions for water sports like snorkeling and scuba diving, while others are better suited for sightseeing and cultural exploration. Understanding the seasonal changes in weather, tourist flow, and local events can help you plan a more enjoyable and cost-effective journey. In this guide, we’ll explore the best time to visit Port Blair by analyzing weather trends, peak seasons, and activity preferences so you can experience the islands at their finest.
Uncover exciting Things to Do in Port Blair – adventure, culture, and nature rolled into one!
Climate Overview of Port Blair
Port Blair experiences a tropical monsoon climate, characterized by warm temperatures and high humidity throughout the year. Surrounded by the Bay of Bengal, the weather remains relatively consistent, with minor fluctuations in temperature and distinct wet and dry seasons. This coastal city does not have extreme seasonal changes like mainland India, but its weather patterns can greatly affect travel plans and outdoor activities.
Temperature
The average annual temperature in Port Blair ranges between 24°C (75°F) and 32°C (90°F).
- Summer (April to June): Temperatures hover around 28°C to 32°C, with high humidity.
- Monsoon (July to September): Temperatures slightly dip, ranging from 25°C to 30°C, but rainfall increases significantly.
- Post-Monsoon/Winter (October to February): Pleasant temperatures between 24°C and 29°C, with cooler evenings and less humidity.
Rainfall
Port Blair receives an average annual rainfall of around 3,000 mm (118 inches), mostly concentrated during the monsoon season.
- June to September is the peak monsoon period, with frequent heavy showers and occasional thunderstorms.
- October and November may experience light to moderate rainfall as the retreating monsoon ends.
- December to May is relatively dry, making it the most comfortable time for travel and exploration.
Thanks to its mild tropical climate, Port Blair can be visited year-round. However, weather-sensitive activities like scuba diving, island hopping, and trekking are best enjoyed during the drier months when visibility is high and seas are calmer.
Seasonal Breakdown in Port Blair
Summer (April to June) in Port Blair
Temperature: 28°C to 32°C
Humidity: Moderate to high (around 70–85%)
Summer in Port Blair brings warm weather with clear skies and gentle sea breezes. Though the humidity can be noticeable, this season is great for beach lovers and adventure seekers. The seas remain calm, making it ideal for snorkeling, scuba diving, jet skiing, and boat rides to nearby islands like Havelock and Neil.
Best Activities:
- Water sports at North Bay and Elephant Beach
- Exploring historical landmarks like the Cellular Jail
- Glass-bottom boat rides and coral reef viewing
- Visiting local markets and enjoying seafood delicacies
Festivals:
- Island Tourism Festival (January or February, but sometimes celebrated in summer months): A cultural showcase with local dance, music, and food
- Local temple festivals and fairs
Monsoon (July to September) in Port Blair
Temperature: 25°C to 30°C
Rainfall: Heavy, with 2,000+ mm during peak season
Humidity: Very high (up to 90%)
The monsoon season sees Port Blair drenched in frequent rainfall, often accompanied by strong winds and rough seas. This is the off-season for tourism due to unpredictable weather, which can cause ferry delays, cancelled water activities, and limited island access.
Impact on Travel:
- Beach activities are restricted due to high tides
- Trekking and sightseeing may be disrupted
- Potential discounts on hotels and flights for off-season travelers
Activities (with caution):
- Indoor attractions like Samudrika Naval Marine Museum
- Enjoying local cuisine and cultural performances at hotels
- Photography of lush, rain-washed landscapes

Winter (October to February) in Port Blair
Temperature: 24°C to 29°C
Rainfall: Minimal, occasional light showers
Humidity: Comfortable (60–70%)
This is the peak tourist season in Port Blair, offering the most pleasant weather of the year. The skies are clear, the seas are calm, and the temperature is perfect for outdoor adventures and relaxed sightseeing.
Best Activities:
- Scuba diving and snorkeling with excellent underwater visibility
- Beach lounging, sunset watching, and trekking
- Island hopping and nature walks
Festivals & Events:
- Diwali and Christmas: Celebrated with island-wide joy and lighting
- New Year’s Eve Beach Parties at popular resorts
- Subhash Mela (January): A cultural fair celebrating Netaji Subhash Chandra Bose
- Island Tourism Festival (if not held earlier in the year)
Best Months to Visit Port Blair
The best time to visit Port Blair is from October to February, when the weather is most favorable for sightseeing, water sports, and island exploration. During these months, the skies are clear, the sea is calm, and the humidity is at its lowest, offering a comfortable and enjoyable travel experience.
October to February – Peak Travel Season
- Why it’s ideal: Perfect blend of sunny weather, cool breezes, and low rainfall.
- Best for: Scuba diving, snorkeling, beach lounging, photography, and exploring nearby islands.
- Visibility: Excellent for marine activities, with clear water for coral and reef viewing.
- Crowds: Higher tourist footfall, so it’s best to book flights, ferries, and accommodations in advance.
March to May – Warm but Manageable
- Why it’s good: Summer starts, but conditions are still favorable for outdoor activities.
- Best for: Budget travel, water sports, and fewer crowds compared to the peak months.
- Tip: Stay hydrated and pack lightweight, breathable clothing to beat the heat.
June to September – Off-Season
- Why to avoid: Heavy rains and stormy seas may disrupt travel plans.
- Who it suits: Budget travelers and offbeat explorers who prefer solitude and don't mind occasional rain.
- Caution: Water-based activities are often suspended, and ferry services may be delayed.
Discover the must-see Places to Visit in Port Blair – from colonial landmarks to serene beaches!
Activities by Season in Port Blair

Choosing the right season to visit Port Blair can help you enjoy the activities you're most excited about. From vibrant beach adventures to cultural experiences, each season offers unique opportunities.
Summer (April to June) in Port Blair
Top Activities:
- Snorkeling & Scuba Diving: Clear waters make this season ideal for underwater exploration at sites like North Bay and Havelock.
- Island Hopping: Visit popular islands like Ross, Neil, and Baratang while ferry services are smooth.
- Glass-Bottom Boat Rides: Great for families and non-swimmers to view colorful marine life.
- Historical Tours: Explore the Cellular Jail and its light & sound show in the pleasant evenings.
Tip: Carry sunscreen, hats, and water bottles, as daytime sun can be intense.
Monsoon (July to September)
Top Activities:
- Museum Visits: Spend rainy days exploring the Anthropological Museum and Samudrika Naval Marine Museum.
- Nature Photography: Capture lush greenery and dramatic monsoon skies.
- Cultural Performances: Some resorts offer in-house entertainment and traditional shows.
Caution: Most water activities are suspended due to high tides and rough seas. Always check weather and ferry advisories.
Winter (October to February)
Top Activities:
- Scuba Diving & Snorkeling: Best visibility and safest sea conditions of the year.
- Beach Relaxation: Enjoy peaceful sunrises and sunsets at Corbyn’s Cove or Chidiya Tapu.
- Sea Walk & Kayaking: Unique ways to experience marine life.
- Local Market Tours: Shop for pearls, spices, and handcrafted souvenirs.
- Festivals: Join in the lively celebrations of Christmas, New Year’s Eve, and Subhash Mela.
Tip: This is the most popular time; book tours and accommodations in advance.
Explore custom-made Port Blair Tour Packages perfect for every kind of traveler!
Travel Tips Based on Season
Port Blair offers different experiences throughout the year. Here are essential travel tips tailored to each season, helping you stay prepared and make the most of your trip.
Summer (April to June)
What to Pack:
- Lightweight, breathable clothes
- High SPF sunscreen and sunglasses
- Hat or umbrella for sun protection
- Reusable water bottle to stay hydrated
Travel Tips:
- Book water activity slots early, especially in Havelock and Neil Islands.
- Explore in the early morning or late afternoon to avoid midday heat.
- Choose accommodations with air-conditioning for added comfort.
Monsoon (July to September)
What to Pack:
- Waterproof bags and raincoats
- Quick-dry clothing and sandals
- Power bank (occasional power outages in heavy rain)
- Insect repellent
Travel Tips:
- Check ferry and flight schedules in advance; delays are common.
- Opt for indoor attractions and resort-based activities.
- Keep extra buffer days in your itinerary in case of weather disruptions.
- Avoid booking water sports during this season, as most are suspended.
Winter (October to February)
What to Pack:
- Comfortable cotton or light wool clothing
- Light jacket or shawl for cooler evenings
- Swimwear, beach towel, and flip-flops
- Snorkeling gear (optional, but available locally)
Travel Tips:
- This is peak season; book flights, ferries, and hotels at least a month in advance.
- Wake up early for beach visits and sunrise views.
- Join guided tours for hassle-free island hopping.
- Attend local festivals and cultural events for a more immersive experience.
Plan smart with a detailed breakdown of the Port Blair Trip Cost  for a budget-friendly escape!
Final Thoughts:
Port Blair, the heart of the Andaman Islands, is a destination that offers beauty and adventure year-round, but October to February stands out as the best time to visit. With clear skies, calm seas, and pleasant temperatures, it's perfect for travelers looking to enjoy beaches, water sports, sightseeing, and cultural events.
If you prefer fewer crowds and lower prices, the summer months (March to early June) are a good alternative, though a bit warmer. The monsoon season (July to September) is best suited for relaxed getaways and budget travelers who don't mind a bit of rain.
Whether you're planning a romantic escape, an underwater adventure, or a family vacation, Port Blair has something for everyone. Choose the time that best fits your travel goals and start planning your unforgettable island journey today!