Although the weather is unstable due to the typhoon, the beauty of Lanyu will inspire you to forge ahead.
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Lanyu Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Lanyu year round climate
Spring (March–May): Average 73–80°F, warm and dry climate with little rain, suitable for outdoor activities. Common activities: Diving, snorkeling, sightseeing, night viewing. Recommended clothing: Light and breathable clothing, sun-protective clothing, hat.
Summer (June–August): Average 84–84°F, high temperature and relatively dry, occasional showers. Common activities: Swimming, surfing, enjoying sunbathing, observing marine life at night. Recommended clothing: Light and breathable short-sleeved clothing, swimwear, sunscreen, sun hat.
Autumn (September–November): Average 77–83°F, October is the rainiest month, but overall still relatively dry and comfortable temperature. Common activities: Whale watching, cycling around the island, visiting Lanyu's characteristic attractions, experiencing Tao culture. Recommended clothing: Thin long-sleeved clothing, light jacket, rain gear.
Winter (December–February): Average 71–72°F, lower temperature, relatively dry, comfortable. Common activities: Diving, observing marine life, enjoying the peaceful island atmosphere. Recommended clothing: Light jacket, long-sleeved clothing.
Lanyu climatological average
Annual average temperature: approx. 78.8°F / Annual rainfall: approx. 74 mm / Summer humidity: 60%–70% / Rainiest month: October
Lanyu monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
71.1°F
3.3
February
72.9°F
1.8
March
73.4°F
1
April
80.1°F
1
May
80.6°F
5.7
June
84°F
2.1
July
84.7°F
12.5
August
84.6°F
2
September
83.5°F
15.7
October
81°F
21.2
November
77.4°F
5.1
December
72°F
3.5
Lanyu weather for the next seven days
9/22
Tuesday
Sunny
82.1°F/81.5°F
9/23
Wednesday
Patchy rain nearby
81.9°F/81.2°F
9/24
Thursday
Patchy rain nearby
81.7°F/80.3°F
9/25
Friday
Patchy rain nearby
82.6°F/80.7°F
9/26
Saturday
Patchy rain nearby
82.5°F/81.6°F
9/27
Sunday
Overcast
83.7°F/80.9°F
9/28
Monday
Overcast
83.7°F/81.4°F
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