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Petroio Weather and Climate: A Comprehensive Guide

Petroio experiences great temperature shifts. The city's weather can transition from very warm days to cold weather. It receives a reasonable amount of rain/snowfall. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

The climate in Petroio is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a very warm 31°C in August. In January, the coolest month of the year, temperatures drop to a chilly 10°C.

At night, you can expect cooler temperatures, with averages dropping to around 2°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Petroio receives mid-range precipitation levels, with 853 mm annually. Petroio can be quite wet during November, receiving approximately 112 mm of precipitation over 14 rainy days.

In contrast July, experiences much drier conditions, with 31 mm of rainfall, spread across 7 rainy days. For more details, please visit our Petroio Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Petroio can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 11.7 hours of sunshine daily. In contrast, the city experiences much darker days in November, with only 3.3 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Siena, Italy (34 KM, 21 Miles).

Daily hours of sunshine

Data from: Siena, Italy (34 KM, 21 Miles).

Forecast for Petroio

Sun   Dec 22
10°C | -2°C
S 6 m/s
14 mm
broken clouds and rain

broken clouds and rain

Mon   Dec 23
8°C | 0°C
NW 4 m/s
2.1 mm
partly cloudy and small chance of sleet

partly cloudy and small chance of sleet

Tue   Dec 24
9°C | 0°C
N 5 m/s
almost clear and no rain

almost clear and no rain

The best time of year to visit Petroio in Italy

During the months of May, September and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Petroio?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Petroio?
    August has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Petroio?
    The coldest month is January with an average maximum temperature of 10°C.
  • Which is the wettest month in Petroio?
    November tops the wettest month list with 112 mm of rainfall.
  • Which is the driest month in Petroio?
    July is the driest month with 31 mm of precipitation.
  • Which is the sunniest month in Petroio?
    July is the sunniest month with an average of 350 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.