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When to go · Eureka

Eureka in October

Great month. Inside Eureka's best window: Jun–Sep (driest, warmest); May and Oct are quieter and often fine.

Key facts

Verdict
Great
Temperature
18°C (64°F) / 9°C (48°F)
average high / low
Rain days
9
Crowds
Medium
United States overall
Prices
Medium
United States overall

Verdict

GreatBest and avoid months for Eureka

Inside Eureka's best window: Jun–Sep (driest, warmest); May and Oct are quieter and often fine.

Is another month better than October?

No other month rates higher than October for Eureka in this guide.

Weather in October

Long-term averages
  • EurekaHighs around 18 °C (64 °F), lows around 9 °C (48 °F), rain on about 9 days

Crowds and prices

Crowds · United States overall
Medium
Prices · United States overall
Medium

United States overall: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.

Compare two months

Weather, crowds and prices for any two months in Eureka, side by side.

  • Verdict

    Oct: Great

    May: Great

  • Daytime high

    Oct: 18 °C (64 °F)

    May: 16 °C (61 °F)

  • Night low

    Oct: 9 °C (48 °F)

    May: 9 °C (48 °F)

  • Rain days

    Oct: 9

    May: 9

  • Crowds

    Oct: Medium

    May: Medium

  • Prices

    Oct: Medium

    May: Medium

  • Festivals listed

    Oct: 0

    May: 1

October: Inside Eureka's best window: Jun–Sep (driest, warmest); May and Oct are quieter and often fine.

May: Inside Eureka's best window: Jun–Sep (driest, warmest); May and Oct are quieter and often fine.

Eureka: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm layer for the evenings

Build the full packing list for your trip →

Across United States in October →