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).
Averages for Seattle in August August is one of the last months of the beautiul summer weather in Seattle, so enjoy it whilst you can if you are in the city during this month. Expect more hot, dry and sunny days with very little expectation of rain in August.