Tacoma (WA)
September
Weather in Tacoma, Washington for September 2027
Your guide to Tacoma weather in September - trends and predictions
In general, the average temperature in Tacoma at the beginning of September is 25 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.1 °C by the end of September.
Tacoma experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 62.9 mm.
Is September a good time to visit Tacoma? check out the best time to travel to Tacoma page.
✨ Is September a good time to visit Tacoma? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
24
Dry days
6
Rainy days
0
Snow days
21°/11°
Temperatures
11 km/h
Avg max wind
71 %
Avg humidity
Tacoma Weather September
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Temperatures trend during September in Tacoma
See the weather trend as well as the moving average line
September weather in Tacoma day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 25° /13° | 0 mm | 6 | |
| Sept. 2 |  Light rain | 26° /13° | 9.9 mm | 5 | |
| Sept. 3 | Light rain | 22° /14° | 8.4 mm | 4 | |
| Sept. 4 | Overcast | 25° /13° | 0 mm | 6 | |
| Sept. 5 |  Mist | 27° /13° | 0.1 mm | 6 | |
| Sept. 6 |  Sunny | 26° /12° | 0 mm | 6 | |
| Sept. 7 |  Cloudy | 24° /13° | 0 mm | 5 | |
| Sept. 8 | Sunny | 25° /12° | 0 mm | 6 | |
| Sept. 9 | Overcast | 24° /12° | 0 mm | 5 | |
| Sept. 10 | Cloudy | 24° /12° | 0 mm | 5 | |
| Sept. 11 | Overcast | 19° /12° | 0.6 mm | 4 | |
| Sept. 12 |  Patchy rain possible | 20° /11° | 1 mm | 4 | |
| Sept. 13 | Light rain | 19° /11° | 3.8 mm | 4 | |
| Sept. 14 | Mist | 22° /11° | 0.6 mm | 4 | |
| Sept. 15 | Sunny | 22° /11° | 0.8 mm | 5 | |
| Sept. 16 | Sunny | 26° /10° | 0 mm | 5.3 | |
| Sept. 17 | Overcast | 22° /12° | 0 mm | 5 | |
| Sept. 18 | Overcast | 19° /12° | 0 mm | 4 | |
| Sept. 19 | Cloudy | 20° /11° | 0 mm | 5 | |
| Sept. 20 | Light rain shower | 20° /11° | 0.4 mm | 4.9 | |
| Sept. 21 | Patchy rain possible | 20° /10° | 1.1 mm | 4.8 | |
| Sept. 22 | Sunny | 22° /11° | 0.5 mm | 4.8 | |
| Sept. 23 | Patchy rain possible | 21° /12° | 1.9 mm | 4 | |
| Sept. 24 | Light rain | 21° /11° | 4.9 mm | 4 | |
| Sept. 25 |  Moderate or heavy rain shower | 18° /12° | 8.4 mm | 4 | |
| Sept. 26 | Light rain | 17° /10° | 9.7 mm | 4 | |
| Sept. 27 | Light rain | 20° /12° | 3.8 mm | 4 | |
| Sept. 28 | Overcast | 18° /9° | 0.5 mm | 4 | |
| Sept. 29 | Light rain | 16° /10° | 4.4 mm | 3 | |
| Sept. 30 | Patchy rain possible | 18° /9° | 1.9 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Tacoma in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Tacoma forecast closer to your planned date for the most up-to-date weather information.
Change Month
Tacoma in September - FAQ
What are the expected maximum and minimum temperatures in Tacoma during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Tacoma during September?
Moderate rainfall is anticipated in Tacoma during September, with a total of 62.9 mm spread over approximately 6 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Tacoma during September?
The average wind speed in Tacoma during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Tacoma
Explore the daily rainfall trends and prepare for Tacomas September weather 💧
Typically, Tacoma has 6 rainy days in September with a total of 62.9 mm of rainfall.
UV exposure in Tacoma during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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