Country Overview For Italy
The climate in Italy is typically predominantly Mediterranean; Alpine in far north; hot, dry in south. The terrain: mostly rugged and mountainous; some plains, coastal lowlands. For Rome in January the daily average maximum temperatures is 7°C with the average minimum 0°C, while in June the average maximum is 28°C with a minimum of 17°C. The wettest month for Rome is July with an average of 101.4mm of precipitation falling while the driest month is February with 22.3mm falling.
HISTORICAL MONTHLY AVERAGES FOR MAY
The information presented below gives detailed historical monthly average weather conditions along with exceptional weather occurrences. To maintain relevance to current weather trends the displayed information has been calculated using data collected over the past two decades. The climate profile is taken from closest available data source to Seregno 1913.
Temperature
Throughout the month of May daytime temperatures will generally reach highs of around 24°C that's about 76°F. At night the average minimum temperature drops down to around 13°C, that's 56°F.
In recent times the highest recorded temperature in May has been 34°C that's 93°F, with the lowest recorded temperature 1°C, about 34°F.
Relative Humidity
The average daily relative humidity for May is around 67%.
Heat Index
The Heat Index is a measure of how hot it feels when relative humidity is added to actual air temperature. From this a comfort level is calculated providing categories on how heat conditions might adversely affect someone.
Comfort Levels: Given average maximum temperatures and humidity levels generally you should not anticipate any discomfort from heat (see heat index for more information).
Precipitation
The average monthly amount of precipitation has been recorded at around 72 mm, that's 3 inches. Throughout the month you can expect to see rain or drizzle falling on 11 days of the month.
Estimated Hours of Sunshine per Day
We calculate sunshine hours per day using our past forecast data. For May expect the sun to shine for an average of 11 hours per day. This represents the average number of hours in the daytime that the sun is visible and not obscured by cloud e.g. the average number of hours the sun is actually out and shining. Note we calculate hours of sunshine per day using our past forecast data, not observation data, thus it is an estimate and not actual.
Wind
The average daily wind speed in May has been around 7 km/h, that’s the equivalent to about 4 mph, or 4 knots. In recent years the maximum sustained wind speed has reached 61 km/h, that’s the equivalent of around 38 mph, or 33 knots.
Fog
On average the month of May is not affected by foggy conditions.
YEARLY TRENDS: WEATHER AVERAGES & EXTREMES
The following charts show yearly weather trends with information on monthly weather averages and extremes.
Temperature
The chart below plots the average high and low temperature for each month of the year. It also shows the maximum and minimum recorded temperatures.
Precipitation Amount
The chart below plots the average monthly precipitation amount.
Rain days
The chart below plots the average number of days in any month that you can expect to see rain falling.
Snow days
The chart below plots the average number of days in any month that you can expect to see snow falling.
Wind Speed
The chart below plots the average daily wind speed you can expect for any month. It also shows the maximum recorded sustained wind speed for each month.