Olathe Weather Forecast

    • 28
    • 50

    Increasing Clouds

    • 17
    • 43

    Snow Showers

    • 7
    • 32

    Partly Sunny

    • 11
    • 34

    Mostly Sunny

    • 16
    • 40

    Mostly Sunny

    • 16
    • 41

    Partly Sunny

Today 7 Jan Central Gunnison and Uncompahgre River Basin

Mostly sunny in the Morning, then partly sunny with a slight chance of rain Showers in the afternoon. Highs in the 40s. Chance of rain 10 percent.

Tonight 7 Jan Central Gunnison and Uncompahgre River Basin

Mostly cloudy. A chance of rain Showers in the Evening, then rain and snow Showers likely after midnight. Lows 25 to 35. Chance of precipitation 50 percent.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Olathe Temperature Statistics

January Temperature

Montrose, Montrose Regional Airport (8.1 miles)

  • Lowest 3 January, 2026

    25 °F
  • Average January

    37.3 °F
  • Highest 4 January, 2026

    54 °F

Climate (2021–Present)

Montrose, Montrose Regional Airport (8.1 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2021–2026

    38.7 °F
  • Average 2021–2026

    51.8 °F
  • Average High 2021–2026

    65.4 °F
Get WillyWeather+ to remove ads