Quillayute, Washington, is located in northwest Washington by the Pacific Ocean. It has a relative humidity of 83 percent. In Quillayute you can expect 33 days of sunshine a year compared to 239 days of cloudy conditions. Residents also experience some form of precipitation, whether it is rain, snow or sleet, 209 days out of the year. Its location bordering the Pacific Ocean adds to the humidity in the air.
Olympia, Washington, is located about 30 miles west of Tacoma. Adding to the humidity here are the Pacific Ocean and Puget Sound. There is some form of precipitation 163 days out of the year, an average of 50.6 inches of rainfall and 16.7 inches of snowfall each year. The relative humidity is 88.5 percent, which is high, because of the bodies of water surrounding Olympia.
Port Arthur, Texas, is located in the southeastern region of Texas. The humidity is increased here because of its location near two large bodies of water, the Gulf of Mexico and Sabine Lake. The relative humidity here is 79.5 percent. This city also has an average annual rainfall of 57.2 inches. In addition, almost half of the year, or 153 days of it, are cloudy, compared to an average of 58 days of sunshine.
Lake Charles, Louisiana, is in the southwestern region of Louisiana. The high relative humidity rate of 77 percent stems from this city's location on Lake Charles and its proximity to the Gulf of Mexico, Prien Lake, Moss Lake and Mud Lake. There is an average annual rainfall of 57.18 inches. Also, the warm temperatures, with highs averaging 90 degrees Fahrenheit during the summer and 65 degrees in the winter, encourage more evaporation from the neighboring bodies of water, increasing the humidity.
Apalachicola, Florida, is located in the panhandle region of northwestern Florida. It is surrounded by the Gulf of Mexico, Apalachicola Bay, East Bay and Lake Wimico, which all help raise the city's relative humidity to 76.5 percent. Couple the large amount of water surrounding this city being evaporated quickly into the air by an average high temperatures in the high 80s Fahrenheit in the summer with an average annual rainfall of 55 inches, with more rain during the summer, and you have the hot, wet, and sticky climate in Apalachicola.
