Measurements:
°C
°F
Bellevue
50°F
W 1 mph
Feels like: 48°F
Precip: 0%
World Resorts USA Bellevue Weather September Weather in Bellevue

Bellevue Weather: September

Average Day Temperature: 73.1°F
Average Night Temperature: 55.4°F
Sea Water Temperature: 57.5°F
Number of Sunny Days: 13 days
Sunshine Hours: 11.7 - 13.4 hours
Number of Rainy Days: 2 days
Precipitation Totals: 0.8 in

Air Temperature in September, °F

Select Year: 2024 2023 2022

The highest day temperature in September 2024 was 93°F. The lowest night temperature was 47°F. The average values for day and night temperatures during September were 71.2°F и 56.9°F respectivly.

Bellevue Water Sea Temperature in September, °F

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Bellevue was 57.8°F. The maximum and minimum values were 55.2°F and 60.2°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Bellevue is 0.8 in. It makes september one of the least rainy months of the year.

Wind Speed in September, mph

The average wind speed in September is 4.0 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Bellevue in September is 7.6 hours.

Best Time to Visit Bellevue
The most sunny months:
July 21 days
August 19 days
September 13 days
The most warm months:
July 80.4 °F
August 79.7 °F
September 73.1 °F
Warmest sea temperature:
August 59.1 °F
July 59.0 °F
September 57.5 °F
The most cold months:
December 41.3 °F
January 43.1 °F
February 43.8 °F
The most rainy months:
November 8 days
January 7 days
December 4 days
The most windy months:
November 5 mph
January 5 mph
December 5 mph

Bellevue on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +68
Los Angeles +74
Maui +74
Miami +80
New York +48
San Diego +70
San Francisco +58
Sarasota +74
Tampa +72
Washington +48
24 Hours Weather Forecast
Bellevue
Local time: 13:32
21 nov, thursday
1500 50°F
W
1 mph
1800 48°F
NW
3 mph
2100 46°F
W
3 mph
22 nov, friday
0000 46°F
SW
4 mph
0300 44°F
S
5 mph
0600 42°F
SW
6 mph
0900 44°F
S
5 mph
1200 46°F
NW
5 mph