The climate in Petrila during October can be summarized as cool and reasonably dry.
October is in the fall / autumn in Petrila and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 3°C (38°F) is normal.
| Daytime temperature | 13.2°C 55.8°F | 
|---|---|
| Nightly temperature | 3.2°C 37.8°F | 
| Average temperature | 8.2°C 46.8°F | 
| Daily sunshine | 5.7 hrs | 
| Avg rainfall | 48 mm 1.9 ins | 
| Rainy days | 9 days | 
| Sea temperature | 17.8°C 64°F | 
| Humidity | 81% | 
| Windspeed | 12.2kph 8 mph | 
On average October is the 4th driest month of the year in Petrila with around 48mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.7 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 Petrila in October 2025.
Best places to visit in October
| Hottest month: | July | 21.1°C 70°F | 
|---|---|---|
| Driest month: | March | 45mm 1.8ins | 
| Sunniest month: | August | 8.3hrs | 
| Coldest month: | January | -0°C 32°F | 
| Wettest month: | June | 122mm 4.8ins |