Heritage Lake Weather Forecast

    • 31
    • 35

    Increasing Clouds

    • 33
    • 39

    Mostly Cloudy

    • 17
    • 49

    Rain

    • 23
    • 28

    Partly Sunny

    • 29
    • 45

    Mostly Cloudy

    • 30
    • 42

    Mostly Cloudy

Today 16 Dec Putnam

Mostly sunny. Not as cool with Highs in the mid 30s. South Winds 5 to 10 Mph. Gusts up to 20 Mph.

Tonight 16 Dec Putnam

Mostly cloudy. Patchy freezing drizzle through midnight. Patchy fog toward daybreak. Not as cold. Near steady temperature in the lower 30s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Heritage Lake Temperature Statistics

December Temperature

Indianapolis International Airport (23 miles)

  • Lowest 13 December, 2025

    7 °F

  • Average December

    27.8 °F

  • Highest 9 December, 2025

    42.1 °F

Climate (2020–Present)

Indianapolis International Airport (23 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    64.7 °F
Get WillyWeather+ to remove ads