Arcata Weather in September
During September, Arcata experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 10°C (50°F). Some rainfall is typical during this period.
Rainfall in Arcata in September
Historically, September sees about 4 days of rain, with a monthly average of 27 mm (1.1 in). Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.
Temperature in Arcata in September
September is a good time to be in Arcata. Days are excellent, reaching 20°C (68°F), with nights around 10°C (50°F). The difference between afternoon and evening temperatures is usually noticeable. With lows around 10°C (50°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep. On average, it is the month with the highest temperature of the year.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Arcata's climate page.
Arcata Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
20°C (68°F)
Chance of Rain
13%
Precipitation
27 mm (1.1 in)
Rainy days
4 days
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Arcata in September
For Arcata in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Some rain is possible, so pack something to handle light showers.What To Do in Arcata in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Arcata's climate page.
See the full Arcata climate overview or explore weather in the United States of America.
