The climate in São Caetano de Odivelas during April can be summarized as hot, humid and very wet.
April is in the fall / autumn in São Caetano de Odivelas and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 23°C (73°F) is normal.
| Daytime temperature | 30.3°C 86.5°F | 
|---|---|
| Nightly temperature | 23°C 73.3°F | 
| Average temperature | 26.6°C 79.9°F | 
| Daily sunshine | 4 hrs | 
| Avg rainfall | 524 mm 20.6 ins | 
| Rainy days | 30 days | 
| Sea temperature | 28.3°C 82.9°F | 
| Humidity | 89% | 
| Windspeed | 4.3kph 3 mph | 
On average April is the 2nd wettest month of the year in São Caetano de Odivelas with around 524mm 20.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 30 days, although this may vary considerably.
On the flip side this corresponds to an average of 4 hours of sunshine per day.
				
						
						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 São Caetano de Odivelas in April 2025.
| Hottest month: | November | 32°C 89.6°F | 
|---|---|---|
| Driest month: | October | 25mm 1ins | 
| Sunniest month: | September | 9hrs | 
| Coldest month: | March | 29.1°C 84.4°F | 
| Wettest month: | March | 568mm 22.4ins |