Average monthly rainy days in Mercer Island (WA)

The number of days each month with rain, snow and hail in Mercer Island (Washington State), the United States of America.

Most rainy days are in January, February, March, April, October, November and December.
On average, March is the most rainy with 21 days of rain/snow.
On average, July is the driest month with 4 rainy days.
The average annual number of rainy days is 172.

Weather Forecasts for Mercer Island (WA)

Sat Apr 27

12°C | 9°C

18 km/h

3.8 mm

overcast and rain

hourly forecast

Sun Apr 28

12°C | 7°C

18 km/h

1.9 mm

overcast and rain

hourly forecast

Mon Apr 29

12°C | 5°C

11 km/h

16 mm

broken clouds and rain

hourly forecast

5-Day Forecast 10-Day Forecast

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