Best Time To Visit Mount Isa, Australia

Best Time To Go To Mount Isa

Mt. Isa’s climate can be described at tropical-continental, with three seasons; a mild season with low humidity (May to August), a hot season with low humidity (September to December), and a hot, humid season (January to April). Temperatures can get HOT, and rainfall varies from year to year. December to March sees thunderstorms, and occasionally cyclones, that can cause flooding on the river.

Mt. Isa gets very busy during the Rodeo in August, so if you are not attending this event it would be better to visit at another time.

Climate in Mount Isa

Know weather for your travel dates:

28-May-2018
Today 28 May

83

59

Partly cloudy starting in the evening.

Wind:2.19 m/s

Humidity:53%

Precipitation:0%

  • Tue 29 May
    82 | 60

    Partly cloudy starting in the afternoon.

  • Wed 30 May
    81 | 58

    Breezy throughout the day.

  • Thu 31 May
    75 | 51

    Breezy throughout the day and partly cloudy until afternoon.

  • Fri 01 Jun
    77 | 49

    Breezy until afternoon.

  • Sat 02 Jun
    78 | 49

    Clear throughout the day.

  • Sun 03 Jun
    77 | 49

    Clear throughout the day.

Month wise Weather in Mount Isa

Average Temperature in Mount Isa by month

  • 120℉
  • 90℉
  • 60℉
  • 30℉ 0℉
Jan

Average temperature: 85℉

Minimum temperature: 72℉

Maximum temperature: 100℉

Feb

Average temperature: 84℉

Minimum temperature: 68℉

Maximum temperature: 99℉

Mar

Average temperature: 84℉

Minimum temperature: 63℉

Maximum temperature: 104℉

Apr

Average temperature: 76℉

Minimum temperature: 43℉

Maximum temperature: 97℉

May

Average temperature: 71℉

Minimum temperature: 46℉

Maximum temperature: 91℉

Jun

Average temperature: 63℉

Minimum temperature: 36℉

Maximum temperature: 82℉

Jul

Average temperature: 65℉

Minimum temperature: 34℉

Maximum temperature: 90℉

Aug

Average temperature: 67℉

Minimum temperature: 34℉

Maximum temperature: 95℉

Sep

Average temperature: 74℉

Minimum temperature: 45℉

Maximum temperature: 104℉

Oct

Average temperature: 81℉

Minimum temperature: 52℉

Maximum temperature: 104℉

Nov

Average temperature: 83℉

Minimum temperature: 54℉

Maximum temperature: 102℉

Dec

Average temperature: 85℉

Minimum temperature: 70℉

Maximum temperature: 108℉

Highest temperature in Mount Isa is recorded as 107.6℉ in December.

Lowest temperature in Mount Isa is recorded as 33.8℉ in July and August.

Average Humidity in Mount Isa by Month (in %)

  • 100
  • 75
  • 50
  • 25 0
Jan

Average Humidity: 68%

Minimum Humidity: 51%

Maximum Humidity: 86%

Feb

Average Humidity: 59%

Minimum Humidity: 31%

Maximum Humidity: 80%

Mar

Average Humidity: 48%

Minimum Humidity: 18%

Maximum Humidity: 73%

Apr

Average Humidity: 31%

Minimum Humidity: 17%

Maximum Humidity: 45%

May

Average Humidity: 35%

Minimum Humidity: 23%

Maximum Humidity: 55%

Jun

Average Humidity: 38%

Minimum Humidity: 23%

Maximum Humidity: 52%

Jul

Average Humidity: 44%

Minimum Humidity: 24%

Maximum Humidity: 77%

Aug

Average Humidity: 26%

Minimum Humidity: 15%

Maximum Humidity: 46%

Sep

Average Humidity: 24%

Minimum Humidity: 13%

Maximum Humidity: 45%

Oct

Average Humidity: 35%

Minimum Humidity: 16%

Maximum Humidity: 70%

Nov

Average Humidity: 40%

Minimum Humidity: 15%

Maximum Humidity: 71%

Dec

Average Humidity: 56%

Minimum Humidity: 27%

Maximum Humidity: 81%

Most humid month in Mount Isa is January.

Least humid month in Mount Isa is September.