Average Weather in Seattle Washington, United States. In Seattle, the summers are short, warm, dry, and partly cloudy and the winters are very cold, wet, and mostly cloudy. Over the course of the year, the temperature typically varies from 37°F to 79°F and is rarely below 28°F or above 88°F.What is the weather like in Seattle Washington in July?
Guide to Seattle weather in July. The average maximum daytime temperature in Seattle in July is a warm 24°C (75°F). The average night-time temperature is usually a cool 13°C (55°F). There are usually 10 hours of bright sunshine each day, which represents 64% of the 16 hours of daylight.What does National Weather Service mean?
Freebase (0.00 / 0 votes)Rate this definition: The National Weather Service, once known as the Weather Bureau, is a part of National Oceanic and Atmospheric Administration of the United States government. It is headquartered in Silver Spring, Maryland. The NWS is tasked with providing forecasts, public warnings,...What is National Weather Service warning?
National Weather Service. A Tornado Warning is issued by your local National Weather Service office (NWFO). It will include where the tornado was located and what towns will be in its path. If the tornado will affect the nearshore or coastal waters, it will be issued as the combined product--Tornado Warning and Special Marine Warning.