Johnstown Weather Forecast

    • 56
    • 92

    Patchy Smoke

    • 54
    • 88

    Areas Smoke

    • 55
    • 92

    Areas Smoke

    • 57
    • 91

    Mostly Sunny

    • 58
    • 93

    Mostly Sunny

    • 62
    • 98

    Hot

    • 59
    • 94

    Partly Sunny

Today 28 Jun Central and South Weld County

Patchy smoke early in the afternoon. Mostly sunny. Highs 90 to 96. Southeast Winds 10 to 15 Mph with Gusts up to 35 Mph.

Tonight 28 Jun Central and South Weld County

Mostly clear. Patchy smoke in the late evening and early morning. Lows in the mid to upper 50s. North Winds 10 to 15 Mph with Gusts up to 35 Mph, becoming west with Gusts up to 25 Mph after midnight.

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Johnstown Temperature Statistics

June Temperature

Fort Collins/Loveland - Northern Colorado Regional Airport (9.3 miles)

  • Lowest 12 June, 2026

    46 °F

  • Average June

    70.6 °F

  • Highest 6 June, 2026

    96.1 °F

Climate (2021–2026)

Fort Collins/Loveland - Northern Colorado Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    66.1 °F
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