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Eureka

Eureka 1
Travel Info
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Travel Info

Top 10 Must-Do Experiences and Attractions in Eureka

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Eureka Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Eureka year round climate

  • Spring (March–May): Average 8.7–11.6°C, cool and rainy, especially in March. Common activities: Hiking (bring rain gear), enjoying coastal scenery. Suggested clothing: Waterproof jacket, warm clothing, long pants.
  • Summer (June–August): Average 13.3–15.6°C, mild and dry. Common activities: Camping, beach activities, exploring Redwood National Park. Suggested clothing: Light and breathable clothing, comfortable shoes.
  • Autumn (September–November): Average 12.6–14.6°C, comfortable, rainfall gradually increases, especially in November. Common activities: Enjoying autumn scenery, outdoor walks. Suggested clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 8.2–9.5°C, cold and humid, heavy rainfall, especially in December. Common activities: Indoor activities, museum visits. Suggested clothing: Thick jacket, warm clothing, waterproof boots.

Eureka climatological average

Annual average temperature: approx. 11.5°C / Annual rainfall: approx. 1087 mm / Summer humidity: 70%–80% / Rainiest month: December

Eureka monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
9.5°C
183
February
8.2°C
128
March
8.7°C
154
April
9.6°C
71.3
May
11.6°C
57
June
13.3°C
21.7
July
14.8°C
7
August
15.6°C
13.5
September
14.6°C
20
October
12.6°C
39.7
November
9.7°C
170
December
9.5°C
222

Eureka weather for the next seven days

9/10
Thursday
Fog
15.2°C/12.5°C
9/11
Friday
Sunny
15.6°C/12.5°C
9/12
Saturday
Sunny
15.7°C/10.9°C
9/13
Sunday
Sunny
15.4°C/11.1°C
9/14
Monday
Sunny
15.3°C/12.1°C
9/15
Tuesday
Sunny
15.6°C/11.4°C
9/16
Wednesday
Sunny
16.8°C/11.8°C

Eureka Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best time to visit Eureka is usually during the summer, when the weather is milder and suitable for a variety of outdoor activities.

Which attractions are must-visit?

Must-visit attractions include the Dalton Highway, Aurora Train, Chena Hot Springs, and more. These attractions not only provide rich natural experiences, but also provide opportunities to gain insight into Alaskan culture.