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
Rainfall
Sunshine & UV index

Temperature in Mount Isa (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	36	35	34	31	27	24	24	26	30	34	36	37
Min temperature (night-time)	23	23	21	18	14	9	8	10	14	18	21	22
Heat & Humidity	VH	VH	H	M	L	0	0	L	M	H	H	VH

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

Sunshine & UV index in Mount Isa

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	9	9	9	9	9	9	10	10	10	10	10	10
Daily hours of daylight	13	13	12	12	11	11	11	11	12	13	13	13
UV Index (Maximum)	11	11	11	10	7	6	6	8	10	11	11	11

Rainfall in Mount Isa

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	10	9	7	3	2	2	2	2	2	4	4	7
Average monthly rainfall (mm)	97	91	58	17	18	10	12	7	13	21	33	60

More about Mount Isa

Mount Isa by month

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

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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.

Mount Isa weather in January

Expect daytime maximum temperatures of 36°C in Mount Isa, Queensland in January and very high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 10 days with some rainfall and typically 97 mm of rainfall in the month.

36
36°C max day temperature
9
9 hours of sunshine per day
10
10 days with some rainfall
23
23°C min night temperature
13
13 hours of daylight per day
VH
Very High heat & humidity
97
97 mm of monthly rainfall
11
11+ (Extreme) UV index

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Mount Isa weather in February

Expect daytime maximum temperatures of 35°C in Mount Isa, Queensland in February and very high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 91 mm of rainfall in the month.

35
35°C max day temperature
9
9 hours of sunshine per day
9
9 days with some rainfall
23
23°C min night temperature
13
13 hours of daylight per day
VH
Very High heat & humidity
91
91 mm of monthly rainfall
11
11+ (Extreme) UV index

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Mount Isa weather in March

Expect daytime maximum temperatures of 34°C in Mount Isa, Queensland in March and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 58 mm of rainfall in the month.

34
34°C max day temperature
9
9 hours of sunshine per day
7
7 days with some rainfall
21
21°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
58
58 mm of monthly rainfall
11
11+ (Extreme) UV index

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Mount Isa weather in April

Expect daytime maximum temperatures of 31°C in Mount Isa, Queensland in April based on long-term weather averages. There are 9 hours of sunshine per day on average.

31
31°C max day temperature
9
9 hours of sunshine per day
3
3 days with some rainfall
18
18°C min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
17
17 mm of monthly rainfall
10
10 (Very High) UV index

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Mount Isa weather in May

Expect daytime maximum temperatures of 27°C in Mount Isa, Queensland in May based on long-term weather averages. There are 9 hours of sunshine per day on average.

27
27°C max day temperature
9
9 hours of sunshine per day
2
2 days with some rainfall
14
14°C min night temperature
11
11 hours of daylight per day
L
Low heat & humidity
18
18 mm of monthly rainfall
7
7 (High) UV index

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Mount Isa weather in June

Expect daytime maximum temperatures of 24°C in Mount Isa, Queensland in June based on long-term weather averages. There are 9 hours of sunshine per day on average.

24
24°C max day temperature
9
9 hours of sunshine per day
2
2 days with some rainfall
9
9°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
10
10 mm of monthly rainfall
6
6 (High) UV index

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Mount Isa weather in July

Expect daytime maximum temperatures of 24°C in Mount Isa, Queensland in July based on long-term weather averages. There are 10 hours of sunshine per day on average.

24
24°C max day temperature
10
10 hours of sunshine per day
2
2 days with some rainfall
8
8°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
12
12 mm of monthly rainfall
6
6 (High) UV index

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Mount Isa weather in August

Expect daytime maximum temperatures of 26°C in Mount Isa, Queensland in August based on long-term weather averages. There are 10 hours of sunshine per day on average.

26
26°C max day temperature
10
10 hours of sunshine per day
2
2 days with some rainfall
10
10°C min night temperature
11
11 hours of daylight per day
L
Low heat & humidity
7
7 mm of monthly rainfall
8
8 (Very High) UV index

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Mount Isa weather in September

Expect daytime maximum temperatures of 30°C in Mount Isa, Queensland in September based on long-term weather averages. There are 10 hours of sunshine per day on average.

30
30°C max day temperature
10
10 hours of sunshine per day
2
2 days with some rainfall
14
14°C min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
13
13 mm of monthly rainfall
10
10 (Very High) UV index

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Mount Isa weather in October

Expect daytime maximum temperatures of 34°C in Mount Isa, Queensland in October and high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average.

34
34°C max day temperature
10
10 hours of sunshine per day
4
4 days with some rainfall
18
18°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
21
21 mm of monthly rainfall
11
11+ (Extreme) UV index

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Mount Isa weather in November

Expect daytime maximum temperatures of 36°C in Mount Isa, Queensland in November and high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average.

36
36°C max day temperature
10
10 hours of sunshine per day
4
4 days with some rainfall
21
21°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
33
33 mm of monthly rainfall
11
11+ (Extreme) UV index

Back to months

Mount Isa weather in December

Expect daytime maximum temperatures of 37°C in Mount Isa, Queensland in December and very high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average with typically 60 mm of rainfall in the month.