Monthly Average Rainy days in Castle Rock (WA)
The number of days each month with rain, snow and hail in Castle Rock (Washington State), the United States of America.
- Most rainy days are in January, February, March, April, May, October, November and December.
- On average, March is the most rainy with 24 days of rain/snow.
- On average, July is the driest month with 4 rainy days.
- The average annual number of rainy days is 195.
Current rainfall in Castle Rock (WA)
Sat Nov 23
11°C | 6°C
S 
11 km/h
11 km/h3.1 mm
broken clouds and chance of rain
Sun Nov 24
9°C | 6°C
SE 22 km/h
22 km/h21 mm
overcast and heavy rain
Mon Nov 25
10°C | 5°C
SW 11 km/h
11 km/h2.1 mm
broken clouds and rain
