Castlemere Weather Forecast

    • 80
    • 100

    Hot

    • 81
    • 100

    Hot

    • 81
    • 101

    Hot

    • 79
    • 102

    Hot

    • 81
    • 102

    Hot

    • 81
    • 102

    Hot

Today 10 Aug Collin

Sunny, hot with Highs in the upper 90s. South Winds around 10 Mph. Heat index Values up to 107.

Tonight 10 Aug Collin

Clear with Lows in the upper 70s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Castlemere Temperature Statistics

August Temperature

Dallas / Addison Airport (5.6 miles)

  • Lowest 2 August, 2026

    77 °F

  • Average August

    88.9 °F

  • Highest 3 August, 2026

    100.4 °F

Climate (2021–2026)

Dallas / Addison Airport (5.6 miles)

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  • Average Low 2021–2026

    60.3 °F

  • Average 2021–2026

    68 °F

  • Average High 2021–2026

    78.7 °F
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