Live Weather & Forecast
Weather in Eureka
California, United States · Real-time conditions & 3-day outlook
13°C
Feels like 12°C
55°F / Feels 53°F
Partly Cloudy
Eureka, California
🌞 Daytime
Updated: 2026-04-12 15:15
Humidity
69%
Wind
12.2 km/h W
Wind Gust
14.1 km/h
Pressure
1011 mb
Visibility
16 km
UV Index
3.7
(Moderate)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
8.2°C
Wind Degree
270°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
156.9 μg/m³
NO₂
6 μg/m³
O₃
78 μg/m³
SO₂
1.7 μg/m³
PM 2.5
6.2 μg/m³
PM 10
8.5 μg/m³
Today's Hourly Forecast
24-hour breakdown for Eureka, California
12 AM
9°
Patchy rain nearby
1 AM
8°
Patchy rain nearby
2 AM
8°
Clear
3 AM
8°
Patchy rain nearby
4 AM
8°
Patchy rain nearby
5 AM
8°
Clear
6 AM
8°
Clear
7 AM
8°
Patchy rain nearby
8 AM
8°
Patchy rain nearby
9 AM
9°
Patchy rain nearby
10 AM
11°
Light drizzle
11 AM
11°
Cloudy
12 PM
11°
Cloudy
1 PM
12°
Overcast
2 PM
12°
Partly Cloudy
3 PM
13°
Partly Cloudy
4 PM
12°
Partly Cloudy
5 PM
12°
Sunny
6 PM
12°
Partly Cloudy
7 PM
11°
Overcast
8 PM
11°
Overcast
9 PM
10°
Cloudy
10 PM
10°
Partly Cloudy
11 PM
10°
Overcast
3-Day Forecast
Daily overview for Eureka, California
Today
Patchy rain nearby
13°
/
7°
🌧️ 85% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 13.3 km/h
🌧️ Total precip: 0.81 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:42 AM
🌇 Sunset: 07:53 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Patchy rain nearby
11°
/
7°
🌧️ 62% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 20.2 km/h
🌧️ Total precip: 1.48 mm
☀️ UV Index: 1
🌅 Sunrise: 06:40 AM
🌇 Sunset: 07:55 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Partly Cloudy
10°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 86%
💨 Max wind: 12.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:39 AM
🌇 Sunset: 07:56 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Eureka
Plan your trip to Eureka, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Eureka?
Current conditions in Eureka: Partly Cloudy, temperature 13°C, humidity 69%.
What is the best time to visit Eureka?
The best time to visit Eureka is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Eureka?
Eureka is located at approximately 40.8° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Eureka?
The wettest period in Eureka is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Eureka?
For visits to Eureka during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Eureka in?
Eureka is located in United States, in the state of California.
What are the public holidays in Eureka in 2026?
View the 2026 public holidays for Eureka on our Holidays page.
What are the GPS coordinates used for the weather forecast in Eureka?
The weather forecast for Eureka uses coordinates 40.8019, -124.1708.