Puerto Castilla Weather in September
What's the weather like in Puerto Castilla (Colón) in September 2025?
The climate in Puerto Castilla during September can be summarized as hot, humid and wet.
September is in the fall / autumn in Puerto Castilla and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 24°C (75°F) is normal.
| Daytime temperature | 31.1°C 88°F |
|---|---|
| Nightly temperature | 23.7°C 74.6°F |
| Average temperature | 27.4°C 81.3°F |
| Daily sunshine | 7 hrs |
| Avg rainfall | 169 mm 6.6 ins |
| Rainy days | 18 days |
| Sea temperature | 29.4°C 85°F |
| Humidity | 80% |
| Windspeed | 23.8kph 15 mph |
On average September is the 6th wettest month of the year in Puerto Castilla with around 169mm 6.6 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
September temperatures in Puerto Castilla
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Puerto Castilla in September 2025.
Other monthly averages
Best places to visit in September
Puerto Castilla weather stats
| Hottest month: | May | 31.2°C 88.2°F |
|---|---|---|
| Driest month: | April | 65mm 2.6ins |
| Sunniest month: | April | 8.2hrs |
| Coldest month: | January | 27.5°C 81.5°F |
| Wettest month: | November | 385mm 15.2ins |
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