Osteen Weather Forecast

    • 61
    • 77

    Rain Showers Likely

    • 63
    • 76

    Rain Showers Likely

    • 50
    • 72

    Mostly Cloudy

    • 52
    • 68

    Partly Sunny

    • 53
    • 68

    Partly Sunny

    • 56
    • 72

    Mostly Sunny

Today 6 Dec Coastal Pasco

Areas of dense fog this morning. Mostly cloudy with a slight chance of Showers this Morning, then partly sunny with a chance of Showers this afternoon. Highs in the upper 70s. Temperature falling into the lower 70s this afternoon. West Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 6 Dec Coastal Pasco

Mostly cloudy with a 50 percent chance of Showers. Lows in the lower 60s. Northeast Winds around 5 Mph, becoming east around 5 Mph after midnight.

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Osteen Temperature Statistics

December Temperature

Brooksville-Tampa Bay Regional Airport (19.9 miles)

  • Lowest 4 December, 2025

    48 °F
  • Average December

    66.2 °F
  • Highest 2 December, 2025

    82 °F

Climate (2020–Present)

Brooksville-Tampa Bay Regional Airport (19.9 miles)

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  • Average Low 2020–2025

    61.2 °F
  • Average 2020–2025

    72.1 °F
  • Average High 2020–2025

    84.1 °F
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