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Formia Climate by Month

The temperature in Formia can vary greatly throughout the year. The temperatures shift from warm to mild. It is also known for its large amounts of rainfall. Now, let’s break down all the climate details for a clearer picture.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to moderate in Formia. Typically, daytime temperatures range from a comfortable 28°C in August to a moderate 13°C in the coolest month, February. Nights are cooler, with temperatures generally dropping to 7°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Formia has a relatively rainy climate with high precipitation levels, averaging 1159 mm of rainfall annually. The climate in Formia shows significant variation throughout the year. Expect heavy rainfall in November, with an average of 207 mm of precipitation over 15 rainy days. In contrast, July offers drier and sunnier days, with around 18 mm of rainfall over 5 rainy days.

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

Sunshine over the year

For those who appreciate different seasons, Formia serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.4 hours of sunshine daily, and embrace the darker days in December, offering only 3.5 hours of daily sunlight.

Monthly hours of sunshine

Data from: Ischia, Italy (64 KM, 40 Miles).

Daily hours of sunshine

Data from: Ischia, Italy (64 KM, 40 Miles).

The best time of year to visit Formia in Italy

During the months of May, June, 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 Formia?
    The hottest season / summer takes place in June, July, August and September.
  • Which months have the greatest rainfall in Formia?
    Most rainfall (rainy season) is seen in November and December.
  • Which is the warmest month in Formia?
    August has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Formia?
    The coldest month is February with an average maximum temperature of 13°C.
  • Which is the wettest month in Formia?
    November tops the wettest month list with 207 mm of rainfall.
  • Which is the driest month in Formia?
    July is the driest month with 18 mm of precipitation.
  • Which is the sunniest month in Formia?
    July is the sunniest month with an average of 313 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.

    Forecast for Formia

    Tue   Dec 03
    15°C | 9°C
    S 7 km/h
    3.4 mm
    broken clouds and  chance of rain

    broken clouds and chance of rain

    Wed   Dec 04
    14°C | 9°C
    NE 11 km/h
    14 mm
    overcast and  chance of heavy rain

    overcast and chance of heavy rain

    Thu   Dec 05
    13°C | 5°C
    NE 11 km/h
    almost clear and no rain

    almost clear and no rain