Weather forecast for today
Mercer Island, WA

Weather forecast for today

Tuesday, Mar 25.

Partly Cloudy
6:58 am

7:30 pm
PDT
Partly Cloudy
min.48°F
  • Wind: 5mph NNE
  • Humidity: 88%
  • Precip. probability: 10%
  • Precipitation: 0"
  • UV index: 0
For the rest of the night, high-altitude clouds may scatter across the sky, but the sun will still shine.
The lowest anticipated temperature is a chilly 48.2°F (9°C).
Sunrise was at 6:58 am and sunset at 7:30 pm; the daylight lasted for 12h and 32min.

Current condition

Clear
9:19 pm PDT
Clear
  • 57°F
  • Feels like: 55°F
  • Wind: 5mph NNW
  • Humidity: 76%
  • Dewpoint: 50°F
  • Pressure: 29.93"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 0
Currently, the sky is completely clear with no clouds in sight.
The temperature is a mild 57.2°F (14°C), while the felt air temperature is a similar 55.4°F (13°C). The current temperature is a few degrees off the minimum of 48.2°F (9°C).

Weather radar - Mercer Island, WA

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the temperature now?
The temperature at 9:19 pm is 57.2°F (14°C).
What is the weather forecast for Mercer Island for today?
For the rest of the night, expect a partly sunny afternoon with variable cloud cover.
When is the sunrise / sunset today?
On Tuesday, in Mercer Island, sunrise was at 6:58 am and sunset at 7:30 pm (PDT).
How long is the day today?
Today in Mercer Island, the length of the day was 12h and 32min.

Hourly weather forecast

10 pm
  • 55°F
  • Feels like:
    55°F
Mostly Clear
Mostly Clear
  • Wind: 4mph NNE
  • Pressure: 29.91"Hg
  • Humidity: 79%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 9mi
11 pm
  • 54°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph NNE
  • Pressure: 29.88"Hg
  • Humidity: 83%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 8mi
12 am
  • 54°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph NNE
  • Pressure: 29.88"Hg
  • Humidity: 87%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 8mi
1 am
  • 52°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 3mph NNE
  • Pressure: 29.85"Hg
  • Humidity: 92%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 8mi
2 am
  • 52°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 3mph NNE
  • Pressure: 29.85"Hg
  • Humidity: 93%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 8mi
3 am
  • 52°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 2mph NNE
  • Pressure: 29.83"Hg
  • Humidity: 93%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 7mi
4 am
  • 50°F
  • Feels like:
    50°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 3mph NNE
  • Pressure: 29.8"Hg
  • Humidity: 93%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 2mi
5 am
  • 50°F
  • Feels like:
    48°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph NNE
  • Pressure: 29.77"Hg
  • Humidity: 93%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 2mi
6 am
  • 50°F
  • Feels like:
    50°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph NNE
  • Pressure: 29.77"Hg
  • Humidity: 92%
  • Precip. probability: 11%
  • Precipitation: 0"
  • Visibility: 3mi
7 am
  • 48°F
  • Feels like:
    48°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph NNE
  • Pressure: 29.74"Hg
  • Humidity: 93%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 3mi
Updated: Mar 26, 2025 @ 04:19:28 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Mercer Island, Washington, USA

  • en: Mercer Island, Washington, USA
  • es: Mercer Island, Washington, EE.UU.
  • hr: Merser Ajland, Vašington, SAD
  • sr: Merser Ajland, Vašington, SAD
  • zh: 默瑟岛, 华盛顿, 美国
  • Latitude: 47.570655°
  • Longitude: -122.222067°
  • Elevation: 338 ft
  • Current time: 9:19pm PDT
  • Sunrise: 6:58 am PDT
  • Sunset: 7:30 pm PDT
  • Timezone: America/Los_Angeles
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