1 Longitude: 12310'W. 2  Latitude & Longitude for Vancouver, British Columbia, Canada in decimal degrees: 49.2, -123.2. 3  Altitude/ elevation: 4 m (14 ft).  Campbell River, Bc, Canada - 172.4 kms (107.1 miles) WNW.
St. Maarten Weather. St. Maarten / St. Martin enjoy a tropical climate with hot and sunny weather and refreshing trade winds year-round. The average St. Maarten temperature is 26 degrees Celsius (80 degrees Fahrenheit). There is no specific rainy season as rain showers can occur at any time during the year. Showers, however, are very brief, with sunshine following soon after.
Typical Weather in May. During May the temperatures in St. Martin typically vary between a daily high of about 86.0 degrees and a daily low of approximately 78.0 degrees. On any given day during May in St. Martin, you can expect early morning temperatures to be around 81.1 degrees. Temperatures in St. Martin typically rise during the day, to an average of 85.2 degrees in the early afternoon. By early evening, temperatures in St. Martin generally decline to around 80.1 degrees. For the month of May as a whole, temperatures in St. Martin average around 82.0 degrees.