Weather forecast for todayMercer Island, WA

Weather forecast for today

Current condition 7:00 pm PST

  • 55°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precipitation: 0"
  • Wind: 13mphS 170°
  • Humidity: 87%
  • Dewpoint: 52°F
  • Pressure: 30.1"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Mercer Island, at the moment, widespread cloud cover is keeping skies mostly clouded.
The temperature is a mild 55.4°F, the feels-like temperature is slightly different, estimated at a fresh 51.8°F. The current temperature is a few degrees off the lowest expected temperature.

Friday Nov 6, 2026

  • min.
  • 48°F
Cloudy
Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 11mphSSE 149°
  • Humidity: 93%
  • UV index: 0
  • Sunrise: 7:00 am PST
  • Sunset: 4:44 pm PST
  • ▼
For the rest of Friday, heavy clouds will be present throughout the day.
The lowest forecasted temperature is a chilly 48.2°F.
Sunrise was at 7:00 am and sunset at 4:44 pm; the daylight lasted for 9h and 43min.

Hourly overview

Hourly temperatures

Warmest period: 8 pm - 9 pm 55°C.
Coldest period: 12 am - 4 am 52°C.

Chance of precipitation

Highest chance: 3 am - 4 am 9%.

Hourly weather forecast

  • 8 pm
  • 55°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 12mphSSW 199°
  • Humidity: 87%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 55°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 10mphSSW 199°
  • Humidity: 89%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 54°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphSSW 195°
  • Humidity: 92%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 54°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphS 183°
  • Humidity: 96%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 52°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSSE 157°
  • Humidity: 95%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 52°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 3mphSSE 149°
  • Humidity: 96%
  • Pressure: 30.15"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 2 am
  • 52°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphSE 129°
  • Humidity: 97%
  • Pressure: 30.15"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 3 am
  • 52°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 2mphESE 103°
  • Humidity: 97%
  • Pressure: 30.12"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 4 am
  • 52°F
  • Feels like:
    52°F
Cloudy
Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 2mphESE 104°
  • Humidity: 96%
  • Pressure: 30.09"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 5 am
  • 52°F
  • Feels like:
    52°F
Cloudy
Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 2mphE 82°
  • Humidity: 95%
  • Pressure: 30.06"Hg
  • Visibility: 4mi
  • UV index: 0
  • ▼
For the rest of Friday, cloudy conditions are likely to prevail.
The temperature will vary between the highest temperature of 55.4°F and the lowest temperature of 53.6°F.
Updated: Nov 7, 2026 @ 03:00:17 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (7:00 pm PST) it is 55.4°F in Mercer Island.

Today, expect a gray and cloudy sky.

On Friday, in Mercer Island, sunrise was at 7:00 am and sunset at 4:44 pm (PST).

Today, the daylight lasted for 9h and 43min.