Brainard Weather Forecast

    • 53
    • 65

    Mostly Cloudy

    • 56
    • 68

    Rain Likely

    • 50
    • 63

    Chance Rain

    • 50
    • 64

    Mostly Cloudy

    • 50
    • 59

    Partly Sunny

    • 51
    • 61

    Partly Sunny

    • 52
    • 62

    Partly Sunny

Today 23 Sep Northern Coastal Humboldt

Mostly cloudy. Patchy drizzle and fog in the morning. Highs 62 to 72. Northwest wind 5 to 15 Mph.

Tonight 23 Sep Northern Coastal Humboldt

Partly cloudy early in the evening then becoming mostly cloudy. Patchy fog. Lows 47 to 57. Northwest wind around 10 Mph shifting to the south overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brainard Temperature Statistics

September Temperature

Arcata / Eureka, Arcata Airport (11.2 miles)

  • Lowest 5 September, 2026

    46.7 °F

  • Average September

    58.5 °F

  • Highest 9 September, 2026

    75.7 °F

Climate (2021–2026)

Arcata / Eureka, Arcata Airport (11.2 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    59.8 °F
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