Everett (WA)
September
Weather in Everett, Washington for September 2026
Your guide to Everett weather in September - trends and predictions
In general, the average temperature in Everett at the beginning of September is 23.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.1 °C by the end of September.
Everett experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 72.9 mm.
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Temperatures
Rain 🌧️
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22
Dry days
8
Rainy days
0
Snow days
19°/11°
Temperatures
10 km/h
Avg max wind
82 %
Avg humidity
Everett Weather September
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Temperatures trend during September in Everett
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September weather in Everett day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Partly cloudy | 23° /14° | 0 mm | 6 | |
| Sept. 2 |  Fog | 22° /12° | 0 mm | 5 | |
| Sept. 3 |  Patchy rain possible | 22° /13° | 0 mm | 5 | |
| Sept. 4 | Fog | 24° /13° | 0 mm | 5 | |
| Sept. 5 |  Sunny | 29° /15° | 0 mm | 8 | |
| Sept. 6 | Sunny | 25° /15° | 0 mm | 6 | |
| Sept. 7 | Partly cloudy | 21° /14° | 19.5 mm | 5 | |
| Sept. 8 | Sunny | 23° /14° | 0 mm | 6 | |
| Sept. 9 | Fog | 20° /12° | 0 mm | 5 | |
| Sept. 10 | Patchy rain possible | 18° /11° | 0 mm | 5 | |
| Sept. 11 |  Light rain | 14° /11° | 2 mm | 4 | |
| Sept. 12 | Fog | 18° /11° | 0.1 mm | 4 | |
| Sept. 13 | Mist | 18° /10° | 0.6 mm | 5 | |
| Sept. 14 | Light rain shower | 17° /11° | 3.7 mm | 4 | |
| Sept. 15 | Fog | 19° /10° | 0 mm | 5 | |
| Sept. 16 | Mist | 25° /9° | 0 mm | 6 | |
| Sept. 17 | Fog | 19° /12° | 0 mm | 5 | |
| Sept. 18 | Fog | 15° /12° | 0 mm | 4 | |
| Sept. 19 | Mist | 17° /9° | 0 mm | 4 | |
| Sept. 20 | Mist | 19° /9° | 0 mm | 5 | |
| Sept. 21 | Mist | 17° /9° | 16.2 mm | 4 | |
| Sept. 22 |  Overcast | 19° /9° | 0 mm | 5 | |
| Sept. 23 | Mist | 21° /13° | 0 mm | 5 | |
| Sept. 24 | Mist | 20° /10° | 0 mm | 5 | |
| Sept. 25 |  Moderate or heavy rain with thunder | 14° /10° | 10.4 mm | 4 | |
| Sept. 26 |  Moderate rain at times | 17° /9° | 7 mm | 4 | |
| Sept. 27 | Mist | 19° /12° | 2.1 mm | 5 | |
| Sept. 28 | Mist | 17° /10° | 0 mm | 4 | |
| Sept. 29 | Mist | 16° /9° | 11.2 mm | 4 | |
| Sept. 30 |  Cloudy | 17° /9° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Everett 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 Everett forecast closer to your planned date for the most up-to-date weather information.
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Everett in September - FAQ
What are the expected maximum and minimum temperatures in Everett during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Everett during September?
Moderate rainfall is anticipated in Everett during September, with a total of 72.9 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Everett during September?
The average wind speed in Everett during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Everett
Explore the daily rainfall trends and prepare for Everetts September weather 💧
Typically, Everett has 8 rainy days in September with a total of 72.9 mm of rainfall.
UV exposure in Everett during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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