Treasure Island Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Treasure Island year round climate
Spring (March–May): Average 11.7–14.6°C, mild climate with gradually decreasing rainfall. March is relatively humid, while April and May are dry and comfortable, ideal for outdoor activities. Common activities: Hiking, walking, flower viewing. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): Average 16.4–18.5°C, hot and dry with minimal rainfall. Suitable for beach activities and outdoor recreation. Common activities: Swimming, sunbathing, watersports. Recommended clothing: Light and breathable clothing, hat, sunglasses.
Autumn (September–November): Average 17.0–12.6°C, pleasant and comfortable climate, gradually cooling down from warm temperatures with less rainfall. Suitable for sightseeing and outdoor activities. Common activities: Sightseeing, enjoying local cuisine, photography. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Winter (December–February): Average 10.7–11.0°C, lower temperatures with more rainfall, especially in December. Suitable for indoor activities. Common activities: Visiting museums, attending performances, enjoying café time. Recommended clothing: Warm jacket, sweater, scarf, hat, waterproof jacket.
Treasure Island climatological average
Annual average temperature: approx. 14.4°C / Annual rainfall: approx. 476 mm / Summer humidity: 60%–70% / Rainiest month: December
Treasure Island monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
10.9°C
106.5
February
10.7°C
55.7
March
11.7°C
85
April
13.2°C
18.6
May
14.6°C
14.5
June
16.4°C
2.3
July
17.4°C
0
August
18.5°C
0.6
September
18.3°C
2.5
October
17°C
1.8
November
12.6°C
31.8
December
11°C
156.7
Treasure Island weather for the next seven days
8/13
Thursday
Overcast
19.8°C/13.3°C
8/14
Friday
Patchy rain nearby
17.8°C/14.6°C
8/15
Saturday
Partly Cloudy
17.6°C/14°C
8/16
Sunday
Sunny
19.3°C/13.6°C
8/17
Monday
Sunny
18.2°C/13.5°C
8/18
Tuesday
Sunny
17.9°C/14°C
8/19
Wednesday
Sunny
18.1°C/13.5°C
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