L'Osservatorio Meteorologico di San Marcellino Napoli Centro: i dati dell'anno 2014

Abstract - The analysis of all meteorological parameters of the year 2014 shows that: • The monthly mean pressure ranges from 1012.9 hPa of April to 1017.8 hPa of December, with an annual mean of 1015.4 hPa, with an absolute minimum of 995.2 hPa measured on 28 January at 10:30 and with an absolute maximum of 1033.2 hPa measured on December 22 at 10:30. • The monthly mean air temperature ranges from 12.4 °C of December to 25.8 °C of August, with an annual mean of 18.5 ° C, with an absolute minimum of -1.4 °C measured on 31 December at 5:20 and with an absolute maximum of 33.2 °C measured on 7 June at 16:00. • The monthly mean relative humidity ranges from 67.0% of June to 78.8% of January, with an annual mean of 71.5%, with an absolute minimum of 27.0% measured on April 10 at 15:00 and with an absolute maximum of 95.0% measured on 20 February at 22:30. • The mean monthly global solar radiation ranges from 145.6 W/m2 of January to 446.9 W/m2 in June, with an annual mean of 317.3 W m2 and with an absolute maximum of 1273.0 W/m2 measured on 22 July at 13: 50. • The mean monthly UV Index ranges from 2.4 of December to 5.0 of July, with an annual average of 3.8 and with an absolute maximum of 10.4 measured on 4 August at 14:20. • The monthly mean wind intensity ranges from 1.1 m/s of August to 2.0 m/s of February, with an annual mean of 1.3 m/s and with most intense gust of 28.2 m s measured on 16 June at 13:50. • The wind direction shows a mode from the North, North-East in the months of January, February, November, December, from South, South-West in the months of March, April, May, June, July, August, September.