Green Island Weather in September

Green Island in September averages 30°C (86°F) during the day and 27°C (81°F) at night. This is the wettest month of the year.

Rainfall in Green Island in September

Green Island is in the rainy season in September, with rain on around 17 days and an average of 346 mm (14 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.

Temperature in Green Island in September

In September, expect high temperatures in Green Island, with highs of 30°C (86°F) and lows of 27°C (81°F) at night. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 27°C (81°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.

Sunshine in Green Island in September

The month brings about 172 hours of sunlight, offering a comfortable mix of sun and rainy moments.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Green Island. Our weather planner can help you explore destinations with more pleasant weather conditions.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Taiwan, check out our Green Island's climate page.

Green Island Temperature in September

Min Temperature 27°C (81°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 57%  

Precipitation 346 mm (14 in)  

Rainy days 17 days  

Humidity 77% *  

Sunshine 172 hours *  

Percentage Sunshine *  

* Data from: Taitung City, Taiwan (35 KM, 22 Miles).

What to Wear in Green Island in September

Warm but pleasant conditions in Green Island in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Green Island in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

7/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Taiwan, check out our Green Island's climate page.

More climate data for Green Island

Temperature Rainfall Sunshine Humidity

See the full Green Island climate overview or explore weather in Taiwan.