Royal City Weather Forecast

    • 57
    • 89

    Mostly Sunny

    • 61
    • 92

    Sunny

    • 54
    • 87

    Sunny

    • 53
    • 81

    Sunny

    • 56
    • 85

    Sunny

    • 59
    • 89

    Mostly Sunny

Today 30 Jul Moses Lake Area

Sunny. Highs in the upper 80s to lower 90s. South wind 5 to 15 Mph.

Tonight 30 Jul Moses Lake Area

Mostly clear. Lows in the mid 50s to lower 60s. Southwest wind 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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Royal City Temperature Statistics

July Temperature

Grant County Airport (24.9 miles)

  • Lowest 1 July, 2026

    49.6 °F

  • Average July

    75.9 °F

  • Highest 22 July, 2026

    101.6 °F

Climate (2021–2026)

Grant County Airport (24.9 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    64.2 °F
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