Williston Weather Forecast

    • 54
    • 75

    Chance Rain Showers

    • 53
    • 77

    Slight Chance Rain Showers

    • 52
    • 73

    Slight Chance Thunderstorms

    • 51
    • 68

    Mostly Cloudy

    • 50
    • 68

    Mostly Cloudy

    • 51
    • 74

    Partly Sunny

Today 15 Sep Williams

Mostly cloudy. Areas of fog in the morning. A chance of Showers in the Morning, then a chance of Showers and a slight chance of Thunderstorms in the afternoon. Highs in the mid 70s. Northwest Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 15 Sep Williams

Cloudy with a chance of Showers and a slight chance of Thunderstorms. Areas of dense fog. Lows in the upper 50s. West Winds around 5 Mph. Chance of rain 40 percent.

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Williston Temperature Statistics

September Temperature

WATFORD CITY (29.2 miles)

  • Lowest 6 September, 2025

    28.4 °F
  • Average September

    61.6 °F
  • Highest 1 September, 2025

    87.8 °F

Climate (2020–Present)

WATFORD CITY (29.2 miles)

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  • Average Low 2020–2025

    31.5 °F
  • Average 2020–2025

    43.5 °F
  • Average High 2020–2025

    54.8 °F
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