Eureka Weather in October

October in Eureka typically sees daytime highs of 20°C (68°F) and nighttime lows of 7°C (45°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Eureka in October

Typically around 8 days of rainfall are expected, averaging 81 mm (3.2 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Eureka in October

Weather in Eureka is at its perfect in October. Highs reach 20°C (68°F), while nights settle around 7°C (45°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 7°C (45°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Eureka in October

There are approximately 206 hours of sunshine this month, resulting in mostly clear days.

If your ideal day consists of dry skies and pleasant temperatures, October typically offers the best circumstances for Eureka.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Eureka's climate page.

Eureka Temperature in October

Min Temperature 7°C (45°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 27%  

Precipitation 81 mm (3.2 in)  

Rainy days 8 days  

Humidity 68% *  

Sunshine 206 hours *  

Percentage Sunshine 60% *  

* Data from: St. Louis, the United States of America (39 KM, 24 Miles).

What to Wear in Eureka in October

For Eureka in October, 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. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Eureka in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Eureka's climate page.

More climate data for Eureka

Temperature Rainfall Sunshine Humidity

See the full Eureka climate overview or explore weather in the United States of America.