You do not have a default location set
To set your location please use the search box to find your location and then click "set as my default location" on the local weather page.

Climate History

Nepean (30.9677°S, 120.8644°E, 464m AMSL) set as my default location ›

  1. Last 7 days

    Recently climate history in Nepean (30.9677°S, 120.8644°E, 464m AMSL)
      Mon Tue Wed Thu Fri Sat Sun
    Min Max 18.0° 35.0° 22.1° 39.9° 19.3° 38.6° 16.9° 35.2° 18.2° 34.6° 14.9° 29.5° 18.3° 35.8°
    Rainfall 0.0mm 0.0mm 0.0mm 0.4mm 0.0mm 0.0mm 0.0mm

  2. Max temp history

    Nepean maximum temp history (30.9677°S, 120.8644°E, 464m AMSL)
    Hottest ever this month 45.0° 31/12/1972
    Hottest this year 46.4° 09/02/2025
    Hottest this month 39.9° 02/12/2025
    Long term average 32.1°  
    Average this month 35.2°  
    Hottest December on record Avg. max. temp. 36.5° 1972

  3. Min temp history

    Nepean minimum temp history (30.9677°S, 120.8644°E, 464m AMSL)
    Coldest ever 5.5° 02/12/1973
    Coldest this year -0.5° 11/07/2025
    Coldest this month 14.9° 06/12/2025
    Long term average 16.7°  
    Average this month 18.2°  
    Coldest December on record Avg. min. temp. 14.2° 1952

  4. Mean rainfall and temperature

    Mean rainfall and temperature

  1. Rainfall history

    Nepean rainfall history (30.9677°S, 120.8644°E, 464m AMSL)
    Wettest this year 60.0mm 06/10/2025
    Wettest this month 0.4mm 04/12/2025
    Driest this year 0.0mm 01/01/2025
    Driest this month 0.0mm 01/12/2025
    Total to December 303.0mm 67.0 days
    Total this month 0.4mm 1.0 days
    YTD average rainfall 266.5mm 68.4 days
    Long term average 15.8mm 3.7 days
    Wettest December 88.6mm 1972