J Lake Weather Forecast

    • 65
    • 107

    Slight Chance Thunderstorms

    • 65
    • 95

    Partly Sunny

    • 62
    • 90

    Rain Showers

    • 61
    • 87

    Chance Rain Showers

    • 62
    • 92

    Chance Thunderstorms

    • 62
    • 93

    Slight Chance Thunderstorms

Today 12 Jul Bears Paw Mountains and Southern Blaine

Mostly sunny. Highs 98 to 106. Southeast Winds 5 to 10 Mph shifting to the southwest 10 to 15 Mph in the afternoon. Gusts up to 30 Mph.

Tonight 12 Jul Bears Paw Mountains and Southern Blaine

Partly cloudy. A 20 percent chance of Thunderstorms. Highs 98 to 106. Lows 63 to 68. Northwest Winds up to 15 Mph with Gusts to around 35 Mph.

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J Lake Temperature Statistics

July Temperature

Havre, Havre City-County Airport (54.1 miles)

  • Lowest 6 July, 2026

    46.7 °F
  • Average July

    68.3 °F
  • Highest 8 July, 2026

    89.7 °F

Climate (2021–2026)

Havre, Havre City-County Airport (54.1 miles)

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  • Average Low 2021–2026

    32.2 °F
  • Average 2021–2026

    45.3 °F
  • Average High 2021–2026

    58.1 °F
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