Weather forecast for tomorrowMukilteo, WA

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 57°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 9mphNNW 345°
  • Humidity: 77%
  • UV index: 3
  • Sunrise: 7:33 am PDT
  • Sunset: 6:15 pm PDT
  • ▼
On Sunday, in Mukilteo, sunlight and clouds will take turns dominating the sky.
Temperatures are expected to range from a maximum of a mild 57.2°F to a minimum of a frosty 46.4°F.
Tomorrow, expect the temperature to remain near October's average maximum of 57.6°F.
Sunrise will be at 7:33 am and sunset at 6:15 pm; tomorrow's daylight will last for 10h and 42min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 55°C.
Coldest period: 6 am - 9 am 46°C.

Chance of precipitation

Highest chance: 9 am 20%.

Hourly weather forecast

  • 12 am
  • 48°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphN 8°
  • Humidity: 86%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 48°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphN 1°
  • Humidity: 87%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 4mphN 3°
  • Humidity: 90%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 46°F
  • Feels like:
    45°F
Mostly Clear
Mostly Clear
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 4mphN 10°
  • Humidity: 93%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:33 am
  • 8 am
  • 45°F
  • Feels like:
    45°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 4mphN 2°
  • Humidity: 95%
  • Pressure: 30.18"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 10 am
  • 48°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 5mphN 2°
  • Humidity: 86%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 54°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphNNW 336°
  • Humidity: 73%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 2 pm
  • 55°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphNNW 333°
  • Humidity: 66%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 55°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphNNW 332°
  • Humidity: 65%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 54°F
  • Feels like:
    50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphNNW 328°
  • Humidity: 73%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:15 pm
  • 8 pm
  • 50°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphNNW 332°
  • Humidity: 81%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphNNW 345°
  • Humidity: 82%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, overcast weather is expected.
The temperature will be between the lowest temperature of 44.6°F and the highest temperature of 55.4°F. The warmest part of the day will be from 2 pm to 5 pm.
The maximum temperature will be alike with October's average highest temperature of 57.6°F. Tomorrow, the night is expected to be also resembling the typical October low of 45.9°F.
Updated: Oct 18, 2026 @ 01:56:20 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect partly sunny skies with periods of cloudiness.

Tomorrow, the maximum temperature will be 57.2°F, while the minimum temperature will be 46.4°F.
The maximum temperature will be in line with the average highest temperature of 57.6°F in October. The lowest temperature will be also in line with the average low of 45.9°F.

On Sunday, in Mukilteo, sunrise will be at 7:33 am and sunset at 6:15 pm (PDT).

In Mukilteo, tomorrow, there will be 10h and 42min of daylight.