The climate in Quarteira during October can be summarized as warm and reasonably dry.
October is in the fall / autumn in Quarteira and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 14°C (58°F) is normal.
| Daytime temperature | 22.6°C 72.7°F | 
|---|---|
| Nightly temperature | 14.2°C 57.6°F | 
| Average temperature | 18.4°C 65.1°F | 
| Daily sunshine | 7.8 hrs | 
| Avg rainfall | 53 mm 2.1 ins | 
| Rainy days | 8 days | 
| Sea temperature | 20.4°C 68.6°F | 
| Humidity | 71% | 
| Windspeed | 13kph 8 mph | 
On average October is the 6th wettest month of the year in Quarteira with around 53mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.8 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 Quarteira in October 2025.
Best places to visit in October
| Hottest month: | August | 28°C 82.4°F | 
|---|---|---|
| Driest month: | July | 2mm 0.1ins | 
| Sunniest month: | August | 12hrs | 
| Coldest month: | January | 15.4°C 59.7°F | 
| Wettest month: | December | 100mm 3.9ins | 
 
	 
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