Bergseth Field Weather Forecast

    • 45
    • 63

    Increasing Clouds

    • 47
    • 62

    Rain

    • 42
    • 56

    Rain

    • 41
    • 59

    Mostly Cloudy

    • 42
    • 60

    Mostly Cloudy

    • 45
    • 61

    Slight Chance Rain

Today 23 Sep Foothills and Valleys of Pierce and Southern King Counties

Mostly cloudy until late afternoon then becoming mostly sunny. Highs in the mid to upper 60s. Light wind.

Tonight 23 Sep Foothills and Valleys of Pierce and Southern King Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s to lower 50s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bergseth Field Temperature Statistics

September Temperature

Renton Municipal Airport (21.7 miles)

  • Lowest 6 September, 2026

    51.1 °F

  • Average September

    61.5 °F

  • Highest 9 September, 2026

    79 °F

Climate (2021–2026)

Renton Municipal Airport (21.7 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    62.2 °F
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