Arcata (CA) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in Arcata (California). The numbers are calculated over a 30-year period to provide a reliable average.
- A lot of rain (rainy season) falls in the months: January, February, March, April, November and December.
- Arcata has dry periods in July and August.
- On average, December is the wettest month with 227 mm of precipitation.
- On average, August is the driest month with 4 mm of precipitation.
- The average amount of annual precipitation is 1140 mm.
Current rainfall in Arcata (CA)
partly cloudy and rain
broken clouds and rain
broken clouds and rain