Weather forecast for tomorrowGreenbank, WA

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 55°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 9mphNW 318°
  • Humidity: 77%
  • UV index: 3
  • Sunrise: 7:34 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
Tomorrow, on Sunday, occasional cloudiness will be present, but there will still be plenty of sun.
Temperature shifts will be minor, ranging from a high of a refreshing 55.4°F to a low of a chilly 46.4°F.
This forecasted maximum temperature is expected to mirror October's typical high of 55.9°F.
Sunrise will be at 7:34 am and sunset at 6:16 pm; tomorrow's daylight will last for 10h and 41min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 55°C.
Coldest period: 12 am - 6 am 48°C.

Chance of precipitation

Highest chance: 3 am 7%.

Hourly weather forecast

  • 12 am
  • 48°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphNW 322°
  • Humidity: 84%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 48°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 5mphNW 323°
  • Humidity: 88%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphNW 318°
  • Humidity: 87%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 3mphNW 312°
  • Humidity: 86%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:34 am
  • 8 am
  • 48°F
  • Feels like:
    48°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphWNW 300°
  • Humidity: 87%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphS 185°
  • Humidity: 79%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 54°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSSW 197°
  • Humidity: 73%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 2 pm
  • 55°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphW 279°
  • Humidity: 68%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 55°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphWNW 294°
  • Humidity: 68%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 54°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphNW 313°
  • Humidity: 74%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:16 pm
  • 8 pm
  • 50°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphNNW 329°
  • Humidity: 81%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphNNW 333°
  • Humidity: 86%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily dull and occasionally sunny weather is expected.
The temperature will be between the lowest temperature of 48.2°F and the highest temperature of 55.4°F. The warmest part of the day will be from 1 pm to 5 pm.
Tomorrow, the high temperature will be resembling October's average. The temperature low is forecasted to be also similar to the usual October value of 48.4°F.
Updated: Oct 18, 2026 @ 06:39:53 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, the sky will feature a blend of clouds and sunshine.

Tomorrow, the maximum temperature in Greenbank, Washington, will be 55.4°F, while the minimum temperature will be 46.4°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature will be also in line with the average low of 48.4°F.

On Sunday, in Greenbank, sunrise will be at 7:34 am and sunset at 6:16 pm (PDT).

In Greenbank, the length of the day tomorrow will be 10h and 41min.