Measurements:
°C
°F
Tacoma
46°F
N 1 mph
Feels like: 44°F
Precip: 100%
World Resorts USA Tacoma Weather September Weather in Tacoma

Tacoma Weather: September

Average Day Temperature: 73.6°F
Average Night Temperature: 57.1°F
Sea Water Temperature: 58.6°F
Number of Sunny Days: 14 days
Sunshine Hours: 11.7 - 13.3 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.6 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 90°F. The lowest night temperature was 50°F. The average values for day and night temperatures during September were 73.0°F и 60.1°F respectivly.

Tacoma Water Sea Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Tacoma was 59.5°F. The maximum and minimum values were 57.4°F and 63.6°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 Tacoma is 0.6 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 4.1 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 Tacoma in September is 8.0 hours.

Best Time to Visit Tacoma
The most sunny months:
July 20 days
August 18 days
September 14 days
The most warm months:
July 80.7 °F
August 80.2 °F
September 73.6 °F
Warmest sea temperature:
August 60.9 °F
July 60.1 °F
September 58.6 °F
The most cold months:
December 42.7 °F
January 43.1 °F
February 44.2 °F
The most rainy months:
January 6 days
November 5 days
December 3 days
The most windy months:
February 6 mph
April 5 mph
December 5 mph

Tacoma on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Tacoma
Local time: 01:18
05 dec, friday
0300 46°F
NE
1 mph
0600 48°F
N
3 mph
0900 50°F
N
7 mph
1200 52°F
NE
11 mph
1500 54°F
NE
11 mph
1800 52°F
NE
13 mph
2100 50°F
NE
13 mph
06 dec, saturday
0000 48°F
NE
14 mph