Mount Isa weather by month

Check out Mount Isa weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Mount Isa (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
36°C maximum daytime temperature in January in Mount Isa36
35°C maximum daytime temperature in February in Mount Isa35
34°C maximum daytime temperature in March in Mount Isa34
31°C maximum daytime temperature in April in Mount Isa31
27°C maximum daytime temperature in May in Mount Isa27
24°C maximum daytime temperature in June in Mount Isa24
24°C maximum daytime temperature in July in Mount Isa24
26°C maximum daytime temperature in August in Mount Isa26
30°C maximum daytime temperature in September in Mount Isa30
34°C maximum daytime temperature in October in Mount Isa34
36°C maximum daytime temperature in November in Mount Isa36
37°C maximum daytime temperature in December in Mount Isa37
Min temperature (night-time)
23°C minimum night-time temperature in January in Mount Isa23
23°C minimum night-time temperature in February in Mount Isa23
21°C minimum night-time temperature in March in Mount Isa21
18°C minimum night-time temperature in April in Mount Isa18
14°C minimum night-time temperature in May in Mount Isa14
9°C minimum night-time temperature in June in Mount Isa9
8°C minimum night-time temperature in July in Mount Isa8
10°C minimum night-time temperature in August in Mount Isa10
14°C minimum night-time temperature in September in Mount Isa14
18°C minimum night-time temperature in October in Mount Isa18
21°C minimum night-time temperature in November in Mount Isa21
22°C minimum night-time temperature in December in Mount Isa22
Heat & Humidity
Very high heat & humidity in January in Mount IsaVH
Very high heat & humidity in February in Mount IsaVH
High heat & humidity in March in Mount IsaH
Moderate heat & humidity in April in Mount IsaM
Low heat & humidity in May in Mount IsaL
No heat & humidity in June in Mount Isa0
No heat & humidity in July in Mount Isa0
Low heat & humidity in August in Mount IsaL
Moderate heat & humidity in September in Mount IsaM
High heat & humidity in October in Mount IsaH
High heat & humidity in November in Mount IsaH
Very high heat & humidity in December in Mount IsaVH

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Mount Isa

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
13 hours of daylight per day in January in Mount Isa13
13 hours of daylight per day in February in Mount Isa13
12 hours of daylight per day in March in Mount Isa12
12 hours of daylight per day in April in Mount Isa12
11 hours of daylight per day in May in Mount Isa11
11 hours of daylight per day in June in Mount Isa11
11 hours of daylight per day in July in Mount Isa11
11 hours of daylight per day in August in Mount Isa11
12 hours of daylight per day in September in Mount Isa12
13 hours of daylight per day in October in Mount Isa13
13 hours of daylight per day in November in Mount Isa13
13 hours of daylight per day in December in Mount Isa13
UV Index (Maximum)
UV (maximum) index 11+ (Extreme) in January in Mount Isa11
UV (maximum) index 11+ (Extreme) in February in Mount Isa11
UV (maximum) index 11+ (Extreme) in March in Mount Isa11
UV (maximum) index 10 (Very High) in April in Mount Isa10
UV (maximum) index 7 (High) in May in Mount Isa7
UV (maximum) index 6 (High) in June in Mount Isa6
UV (maximum) index 6 (High) in July in Mount Isa6
UV (maximum) index 8 (Very High) in August in Mount Isa8
UV (maximum) index 10 (Very High) in September in Mount Isa10
UV (maximum) index 11+ (Extreme) in October in Mount Isa11
UV (maximum) index 11+ (Extreme) in November in Mount Isa11
UV (maximum) index 11+ (Extreme) in December in Mount Isa11

Rainfall in Mount Isa

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
10 days with some rainfall in January in Mount Isa10
9 days with some rainfall in February in Mount Isa9
7 days with some rainfall in March in Mount Isa7
3 days with some rainfall in April in Mount Isa3
2 days with some rainfall in May in Mount Isa2
2 days with some rainfall in June in Mount Isa2
2 days with some rainfall in July in Mount Isa2
2 days with some rainfall in August in Mount Isa2
2 days with some rainfall in September in Mount Isa2
4 days with some rainfall in October in Mount Isa4
4 days with some rainfall in November in Mount Isa4
7 days with some rainfall in December in Mount Isa7
Average monthly rainfall (mm)
97 mm monthly rainfall in January in Mount Isa97
91 mm monthly rainfall in February in Mount Isa91
58 mm monthly rainfall in March in Mount Isa58
17 mm monthly rainfall in April in Mount Isa17
18 mm monthly rainfall in May in Mount Isa18
10 mm monthly rainfall in June in Mount Isa10
12 mm monthly rainfall in July in Mount Isa12
7 mm monthly rainfall in August in Mount Isa7
13 mm monthly rainfall in September in Mount Isa13
21 mm monthly rainfall in October in Mount Isa21
33 mm monthly rainfall in November in Mount Isa33
60 mm monthly rainfall in December in Mount Isa60

More about Mount Isa

Mount Isa by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Queensland

Travelbag: Latest holiday sale offers worldwide

  • Explore latest sale offers on holidays in 2024/2025
  • Filter deals by continent, star rating & holiday type
  • Including Dubai, Caribbean, North America, Asia & Pacific
Go to Travelbag deal >>

View all Travelbag offers

TravelbagHoliday deal finder

The climate guide for Queensland (Mount Isa) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Mount Isa?

Mount Isa has a hot semi arid climate.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Tropical storm risk: Mount Isa cyclone season

% of month affected by tropical storms
2%
<1%
0
0
0
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

TUI: up to 7% off holidays booked online

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

Back to top

More about Australia

Compare Mount Isa with the USA

Below the Mount Isa chart shows average maximum daytime temperature for Mount Isa, Queensland, Australia and the USA (Washington).

Maximum daytime temperature (°C)

Mount Isa, Queensland, Australia
USA (Washington)
36
5
35
7
34
13
31
19
27
24
24
29
24
31
26
30
30
26
34
20
36
14
37
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

Compare more Mount Isa weather >>

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^