Trinidad Weather Forecast

    • 52
    • 65

    Drizzle

    • 51
    • 66

    Mostly Cloudy

    • 55
    • 69

    Partly Sunny

    • 56
    • 70

    Mostly Cloudy

    • 55
    • 71

    Mostly Cloudy

    • 56
    • 72

    Partly Sunny

Today 3 Aug Northern Humboldt Coast

Mostly cloudy. Patchy drizzle and fog in the morning. Highs 59 to 69. Northwest wind 5 to 15 Mph.

Tonight 3 Aug Northern Humboldt Coast

Mostly cloudy. Patchy drizzle and fog overnight. Lows 47 to 57. Northwest wind 5 to 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Trinidad Temperature Statistics

August Temperature

Arcata / Eureka, Arcata Airport (5.6 miles)

  • Lowest 1 August, 2025

    52 °F

  • Average August

    57.6 °F

  • Highest 1 August, 2025

    62.1 °F

Climate (2020–Present)

Arcata / Eureka, Arcata Airport (5.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    59.3 °F
Get WillyWeather+ to remove ads