October weather in Arcata, CA
The average temperature in Arcata in October is 54.3°F (46.8°F–61.9°F). Average precipitation: 2.31 inches.
October is a fall month in Arcata, and is warmer than the annual average of 52.6°F. Daily temperatures swing about 15.1°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 10h 53m. For travel, October is a comfortable month to visit.
Avg High
61.9°F
Avg Low
46.8°F
Precipitation
2.31 in
Daylight
10h 53m