Birch Lake Weather Forecast

    • 55
    • 77

    Decreasing Clouds

    • 62
    • 72

    Rain Showers

    • 66
    • 79

    Thunderstorms Likely

    • 59
    • 81

    Thunderstorms Likely

    • 53
    • 69

    Slight Chance Thunderstorms

    • 51
    • 70

    Partly Sunny

Today 22 May Osage

Mostly sunny. A slight chance of Showers this morning. Highs in the upper 70s. East Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 22 May Osage

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Birch Lake Temperature Statistics

May Temperature

Bartlesville, Bartlesville Municipal Airport (18.6 miles)

  • Lowest 4 May, 2025

    41.6 °F

  • Average May

    65.1 °F

  • Highest 14 May, 2025

    92.6 °F

Climate (2020–Present)

Bartlesville, Bartlesville Municipal Airport (18.6 miles)

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  • Average Low 2020–2025

    47.2 °F

  • Average 2020–2025

    59.9 °F

  • Average High 2020–2025

    72.6 °F
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