average temperature by day, seattle
Seattle averages 24 days a year when the thermometer reaches into the 80s Â°F (over 27 Â°C). The temperature typically climbs to 90 Â°F (32 Â°C) on just one or two days a year. Days as hot as 100 Â°F (38 Â°C) are not normal for the city. Nearly every day in Seattle is at least as warm as 40 Â°F (4 Â°C). Only once a year on average does the temperature remain below freezing for the entire day. The thermometer dips to freezing or below on 23 nights each year. Seattle normally gets as chilly as 20 Â°F (-8 Â°C) once or twice a year.