Tenino Weather Forecast

    • 57
    • 75

    Rain Showers Likely

    • 54
    • 70

    Chance Rain Showers

    • 57
    • 73

    Chance Rain Showers

    • 55
    • 68

    Rain Showers Likely

    • 53
    • 72

    Chance Rain Showers

    • 54
    • 72

    Mostly Cloudy

Today 6 Sep Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. Haze and Areas of fog in the Morning, then patchy fog late in the morning. A chance of Showers in the morning. A slight chance of Showers in the late morning and early Afternoon, then a chance of Showers and a slight chance of Thunderstorms late in the afternoon. Highs in the 70s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 6 Sep Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. Showers likely and a chance of Thunderstorms in the Evening, then a slight chance of Thunderstorms late in the evening. A chance of Showers after midnight. Rainfall Amounts less than a tenth of an inch Likely, except higher Amounts possible in Thunderstorms. Lows in the mid to upper 50s. West wind to 10 Mph becoming southwest after midnight.

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Tenino Temperature Statistics

September Temperature

Olympia, Olympia Airport (8.1 miles)

  • Lowest 2 September, 2025

    52 °F

  • Average September

    65.5 °F

  • Highest 3 September, 2025

    84.9 °F

Climate (2020–Present)

Olympia, Olympia Airport (8.1 miles)

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  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    62.1 °F
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