Cayey Weather Forecast

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    • 84

    Rain Showers

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    • 82

    Rain Showers

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    • 81

    Rain Showers

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    • 80

    Rain Showers

    • 68
    • 81

    Rain Showers

    • 70
    • 82

    Rain Showers

Today 21 Oct Eastern Interior

Mostly cloudy with numerous Showers with isolated Thunderstorms this Morning, then variably cloudy with isolated Showers this afternoon. Highs around 90. Temperature falling this afternoon. East Winds 10 to 15 Mph. Chance of rain 60 percent.

Tonight 21 Oct Eastern Interior

Variably cloudy with scattered Showers. Isolated Thunderstorms after midnight. Lows around 76. East Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cayey Temperature Statistics

October Temperature

San Juan Fernando Luis Ribas Dominicci (24.2 miles)

  • Lowest 16 October, 2025

    75.2 °F

  • Average October

    85 °F

  • Highest 1 October, 2025

    93.2 °F

Climate (2020–Present)

San Juan Fernando Luis Ribas Dominicci (24.2 miles)

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  • Average Low 2020–2025

    77.7 °F

  • Average 2020–2025

    82.5 °F

  • Average High 2020–2025

    85.2 °F
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