Hotter still is the core. In the sun this is thought to be 10 - 20 million degrees. These temperatures are due to the pressure caused by gravity trying to compress the star. It has to be this temperature for fusion of hydrogen to take place.
In most years, Seattle averages a daily maximum temperature for September that's between 69 and 73 degrees Fahrenheit (20 to 23 degrees Celsius). The minimum temperature usually falls between 52 and 55 Â°F (11 to 13 Â°C).
Nearly every September day warms to over 60 Â°F (16 Â°C) in Seattle. The city averages 3 days this month when the thermometer reaches into the 80s Â°F (over 27 Â°C). Temperatures above 90 Â°F (32 Â°C) are unusual here during September.