The islands of Saint Vincent and the Grenadines are 389 square kilometres. The main island of Saint Vincent is 26 km long and 15 km wide, with an area of 344 square kilometres. It is located approximately 13o North Latitude and 61o West Longitude. Saint Vincent and the Grenadines is an English-speaking island situated in the Eastern Caribbean between the islands of Grenada and St Lucia.
Saint Vincent and the Grenadines location and size makes it vulnerable to features of the Tropical Atlantic. These include; the annual migration of the North Atlantic Subtropical High (which produces the Easterly Trade Winds), tropical waves, depressions, storms and hurricanes. Saint Vincent and the Grenadines is classified as having a Marine Tropical Climate, with very little seasonal variation. The main island is volcanic with many of its mountain ranges located along its centre.
The Saint Vincent and the Grenadines Meteorological Service maintains an archive of meteorological data recorded from the E.T Joshua Airport and the Argyle International Airport. The archive is made up of hourly observations of atmospheric pressure, cloud coverage, rainfall, relative humidity, temperature,evaporation, sunshine hours, wind speed and wind direction.
Most records for E.T Joshua Airport go back to 1979. However, records for the Argyle International Airport were started on the 14th February 2017.