Weather forecast for todayMercer Island, WA

Weather forecast for today

Current condition 7:42 pm PST

  • 48°F
  • Feels like:
    46°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 5mphESE 110°
  • Humidity: 82%
  • Dewpoint: 45°F
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, a bright and clear sky dominates the horizon.
The temperature is a frosty 48.2°F, while the real-feel temperature is a similar 46.4°F. The current temperature is almost at the minimum-expected 44.6°F for today.

Sunday Nov 8, 2026

  • min.
  • 45°F
Cloudy
Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphE 83°
  • Humidity: 84%
  • UV index: 0
  • Sunrise: 7:03 am PST
  • Sunset: 4:41 pm PST
  • ▼
During the evening and overnight hours, dense clouds will linger over the area.
The lowest temperature will be a frosty 44.6°F.
Sunrise was at 7:03 am and sunset at 4:41 pm; the daylight lasted for 9h and 37min.

Hourly overview

Hourly temperatures

Warmest period: 8 pm - 10 pm 48°C.
Coldest hour: 1 am 45°C.

Chance of precipitation

Highest chance: 3 am 5%.

Hourly weather forecast

  • 8 pm
  • 48°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphESE 122°
  • Humidity: 82%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 48°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphESE 105°
  • Humidity: 84%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 3mphE 82°
  • Humidity: 85%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 46°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphENE 74°
  • Humidity: 84%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 46°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphENE 77°
  • Humidity: 86%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 45°F
  • Feels like:
    45°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphENE 74°
  • Humidity: 87%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 46°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphENE 72°
  • Humidity: 87%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 46°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphENE 77°
  • Humidity: 84%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 46°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphENE 75°
  • Humidity: 81%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 46°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphE 85°
  • Humidity: 82%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
During the evening and overnight hours, expect mostly cloudy skies.
The temperature will be between the highest temperature of 48.2°F and the lowest temperature of 46.4°F.
Updated: Nov 9, 2026 @ 03:42:03 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (7:42 pm PST) in Mercer Island is 48.2°F.

On Sunday, dense clouds will linger over the area.

On Sunday, in Mercer Island, sunrise was at 7:03 am and sunset at 4:41 pm (PST).

Today, the daylight lasted for 9h and 37min.