Formia monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Formia

Formia average temperature chart (Celsius) Formia average temperature chart (Fahrenheit)
Average monthly temperatures in Formia (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.4 10.1 12.2 15.2 19.8 23.6 27.2 27.2 23.7 18.9 13.9 10.5
°F 49 50.2 54 59.4 67.6 74.5 80.9 80.9 74.6 66 57.1 50.9

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Formia monthly rainfall chart (mm) Formia monthly rainfall chart (inches)
Average monthly rainfall in Formia (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 102 85 76 73 52 38 30 53 81 114 142 124
inches 4 3.3 3 2.9 2 1.5 1.2 2.1 3.2 4.5 5.6 4.9
Rainy days 14 13 14 13 10 8 5 7 9 11 15 14

Average annual rainfall in Formia: 1023.833mm (403.1 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Formia

Formia average daily sunshine chart
Average daily sunshine Formia
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.1 4.6 5.3 6.6 8.2 9.5 10.7 9.9 8.2 6.4 4.6 3.9

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Formia average minimum / maximum temperatures (Celsius) Formia average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Formia (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.6 3.1 4.6 7 10.8 14.2 17 17.2 14.7 10.9 6.9 4
Max °C 9.6 10.3 12.4 15.4 20 23.9 27.4 27.4 23.9 19.1 14.1 10.7
Min °F 36.7 37.6 40.3 44.6 51.4 57.5 62.6 63 58.5 51.6 44.4 39.1
Max °F 43 44.1 47.3 52.2 59.7 66.2 72 72.1 66.7 59 50.9 45.1

Sea temperature

The graph below shows the average sea temperature.

Formia average sea temperature chart (Celsius) Formia average sea temperature chart (Fahrenheit)
Average sea temperature around Formia in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 15 14.3 14.4 15.6 18.6 22.3 25.3 26.3 24.5 21.8 18.9 16.5
°F 59 57.8 58 60.1 65.6 72.2 77.6 79.4 76.1 71.3 66.1 61.8

Wind speed

The graph below shows the average wind speed.

Formia average winspeed by month (km/h) Formia average winspeed by month (mph)
Average wind speed in Formia (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 12 13 12 12 10 9 9 8 8 9 11 12
mph 7 8 8 7 6 6 5 5 5 6 7 8

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Formia relative humidity averages
Average relative humidity in Formia
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
77% 76% 73% 74% 73% 71% 69% 69% 72% 76% 78% 78%

Other monthly averages

UV index Best time to go?

Formia weather stats

Formia weather statistics
Hottest month: August 27.2°C 81°F
Driest month: July 30mm 1.2ins
Sunniest month: July 10.7hrs
Coldest month: January 9.4°C 48.9°F
Wettest month: November 142mm 5.6ins
Warmest sea: August 26.3°C 79.3°F
Map showing location of Formia (41.25626, 13.60588) Formia map pin © Google

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