Arcata Weather in December
Arcata in December sees moderate daytime temperatures of 12°C (54°F) and nighttime lows of 4°C (39°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.
Rainfall in Arcata in December
Prepare for intense rain this month, as it marks the peak rainfall period. Having a poncho will keep you dry through the downpours. Records from the past 30 years suggest around 19 days of rain, with 227 mm (8.9 in) average for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Arcata in December
In December, Arcata sees moderate temperatures, with highs of 12°C (54°F). Nights drop to around 4°C (39°F). The difference between afternoon and evening temperatures is usually noticeable. At 4°C (39°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. This month often claims the chilliest averages of the year.December in Arcata can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
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 December
Min Temperature
4°C (39°F)
Max Temperature
12°C (54°F)
Chance of Rain
64%
Precipitation
227 mm (8.9 in)
Rainy days
19 days
Best Places in the United States of America in December
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 December →
perfect weather
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tolerable
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poor
What to Wear in Arcata in December
Pack for changing conditions in Arcata in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!What To Do in Arcata in December
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.
