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Nagannu Island

Nagannu Island 1
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Nagannu Island Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-10

Nagannu Island year round climate

  • Spring (March–May): average 19–24°C. The climate is mild and comfortable, making it a pleasant season for exploring the island, with less rainfall. Common activities: snorkeling, beach walks, flower viewing. Recommended attire: thin long-sleeved tops, shorts or light long pants, light jacket.
  • Summer (June–August): average 26–29°C. Hot and sunny with high humidity. June sees slightly more rainfall, while July and August are very dry. Common activities: swimming, diving, sunbathing, water sports. Recommended attire: T-shirts, shorts, swimwear, sun hat, sunglasses.
  • Autumn (September–November): average 23–28°C. Temperatures gradually cool, sunshine remains abundant, and rainfall is low. The weather is pleasant and suitable for outdoor activities. Common activities: snorkeling, fishing, sunset viewing, island exploration. Recommended attire: lightweight long-sleeved tops, shorts, light long pants.
  • Winter (December–February): average 18–19°C. The climate is cool and comfortable, making it the driest season of the year, with very little rainfall. Common activities: leisurely walks, bird watching, enjoying tranquil island time. Recommended attire: light jacket, long-sleeved shirts, light long pants.

Nagannu Island climatological average

Annual average temperature: approx. 23.5°C / Annual rainfall: approx. 79 mm / Summer humidity: 75-85% / Rainiest month: June

Nagannu Island monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
17.5°C
1.5
February
19.3°C
2.3
March
18.8°C
4.9
April
22.8°C
10
May
23.7°C
10.4
June
25.8°C
15.2
July
28.9°C
3.7
August
28.8°C
4
September
27.9°C
9.4
October
26.4°C
8
November
23.1°C
7.8
December
18.3°C
2

Nagannu Island weather for the next seven days

2/22
Sunday
Patchy rain nearby
21°C/19.3°C
2/23
Monday
Sunny
21.6°C/19.2°C
2/24
Tuesday
Partly Cloudy
21.4°C/19.7°C
2/25
Wednesday
Patchy rain nearby
21.5°C/18.1°C
2/26
Thursday
Partly Cloudy
21.1°C/17.7°C
2/27
Friday
Moderate rain
21.3°C/18.2°C
2/28
Saturday
Patchy rain nearby
19.2°C/17.1°C

Nagannu Island Frequently Asked Questions and Useful Information for Travel

How do you get to Nagannu Island?

You can get to Nagannu Island by boat on the day itself via walk-in without making a reservation, but there are only 1-3 boats per day, so we do recommend booking the boat ride in advance as it can be fully booked during peak seasons.

What are the main attractions on Nagannu Island?

Nagannu Island is primarily known for its pristine, unspoiled beaches and crystal-clear turquoise waters, perfect for swimming and snorkeling. The island offers a tranquil escape with natural beauty.

Is Nagannu Island suitable for families?

Yes, Nagannu Island is a wonderful destination for families looking for a peaceful and beautiful island experience. The calm waters are ideal for children to play and swim safely.

What activities can I do on Nagannu Island?

Activities on Nagannu Island are focused on enjoying its natural beauty. You can relax on the beach, swim in the clear sea, go snorkeling to explore the coral reefs, or simply soak in the serene atmosphere.

What is the best time to visit Nagannu Island?

The best time to visit Nagannu Island is typically during the warmer months, from spring through autumn, when the weather is pleasant for outdoor activities and swimming. The peak season can see more visitors, so booking boat travel in advance is recommended.