Grottaferrata monthly weather averages

Contents

Average daytime temperature

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

Grottaferrata average temperature chart (Celsius) Grottaferrata average temperature chart (Fahrenheit)
Average monthly temperatures in Grottaferrata (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.4 10.3 12.3 15.2 20 24 27.5 27.4 23.9 19 13.8 10.4
°F 49 50.5 54.2 59.3 67.9 75.2 81.6 81.4 75 66.2 56.9 50.7

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.

Grottaferrata monthly rainfall chart (mm) Grottaferrata monthly rainfall chart (inches)
Average monthly rainfall in Grottaferrata (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 89 78 69 72 58 49 35 51 85 106 125 104
inches 3.5 3.1 2.7 2.8 2.3 1.9 1.4 2 3.3 4.2 4.9 4.1
Rainy days 14 13 14 14 11 9 5 7 9 12 15 14

Average annual rainfall in Grottaferrata: 973.6mm (383.3 inches)

Average daily sunshine

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

Grottaferrata average daily sunshine chart
Average daily sunshine Grottaferrata
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.3 4.9 5.5 6.8 8.6 9.7 11.1 10.1 8.3 6.6 4.7 4

Day / night temperatures

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

Grottaferrata average minimum / maximum temperatures (Celsius) Grottaferrata average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Grottaferrata (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2 2.6 4.1 6.4 10.2 13.8 16.6 16.7 14.3 10.4 6.4 3.3
Max °C 9.6 10.5 12.6 15.4 20.2 24.3 27.8 27.7 24.2 19.2 14 10.6
Min °F 35.6 36.6 39.3 43.5 50.4 56.8 61.9 62.1 57.7 50.7 43.5 37.9
Max °F 42.4 43.7 46.9 51.6 59.4 66.2 72 72 66.6 58.6 50.4 44.4

Sea temperature

The graph below shows the average sea temperature.

Grottaferrata average sea temperature chart (Celsius) Grottaferrata average sea temperature chart (Fahrenheit)
Average sea temperature around Grottaferrata in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14.8 14.2 14.4 15.5 18.5 22.1 25.1 26.1 24.3 21.7 18.8 16.4
°F 58.7 57.6 57.8 59.9 65.3 71.8 77.3 79 75.8 71 65.8 61.4

Wind speed

The graph below shows the average wind speed.

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

Grottaferrata relative humidity averages
Average relative humidity in Grottaferrata
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
77% 75% 73% 74% 73% 70% 67% 67% 71% 75% 78% 78%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Grottaferrata weather stats

Grottaferrata weather statistics
Hottest month: July 27.5°C 81.5°F
Driest month: July 35mm 1.4ins
Sunniest month: July 11.1hrs
Coldest month: January 9.4°C 48.9°F
Wettest month: November 125mm 4.9ins
Warmest sea: August 26.1°C 79°F
Map showing location of Grottaferrata (41.78362, 12.67568) Grottaferrata map pin © Google

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