 On average, Kingston receives of precipitation each year, which is relatively evenly distributed throughout the year (though the summer months receive more precipitation).Extreme temperatures range from on January 21, 1994, to on July 9, 1936.Kingston averages 2,303 hours of sunshine per year, ranging from a low of 96 hours in December (or 33% of possible sunshine) to 286 hours in July (or 62% of possible sunshine).