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Mount Isa
Mount Isa
Queensland, Australia

Mount Isa

Mount Isa is a locality in Queensland, Australia, 363 m above sea level. It has a population of about 172 (2021). The climate is classified as hot semi-arid (Köppen BSh), with little rain, large day–night swings and strong sunshine.

Now25°C
Best timeJun–Aug
Population172
Local time23:00
20.73° S, 139.50° EElevation 363 mUTC+10 · Australian Eastern Standard Time
Postal code4825
The year in Mount Isaweather score
JanFebMarAprMayJunJulAugSepOctNovDec53October
October: high / low34° / 21°
Rain this month19mm
Best timeJun–Aug

Best: Jun–Aug. Warmth, sunshine and dry days, month by month.

Mount Isa at a glance

Best time to visitJun–Aug

The months with the highest weather score

Warmest month36°C

Average high in December

Coolest month11°C

Average low in July

Wettest monthJanuary

118 mm of rain

Driest monthAugust

3 mm of rain

Monuments nearby8+

within 170 km

Weather in Mount Isa

Now and the next ten days. The 14 and 30-day outlooks are one click away.

14-day forecast
25°C

Clear · wind 12 km/h · humidity 79%

Today hour by hour
Today25 Oct33°25°3.8 mm
Mon26 Oct34°22°2.5 mm
Tue27 Oct32°22°7.2 mm
Wed28 Oct34°23°0.6 mm
Thu29 Oct36°25°
Fri30 Oct36°25°1.4 mm
Sat31 Oct35°23°0.7 mm
Sun1 Nov36°25°0.9 mm
Mon2 Nov37°26°
Tue3 Nov38°26°

When to go to Mount Isa

Each month's weather score (warmth, sun, dry days) with its temperatures and rain.

Climate month by month
JanFebMarAprMayJunJulAugSepOctNovDec
Score293946728998979372534237
High35°35°34°31°27°24°24°26°31°34°35°36°
Low25°25°23°20°16°12°11°13°18°21°23°25°
Rain (mm)1181034914139736193976
Wet days1297111112479

What's on in Mount Isa

Concerts, football matches, the public holidays ahead and the town's festivals through the year.

Monuments and museums in Mount Isa

All monuments

Nature around Mount Isa

Nature in Australia

Wildlife in October

The birds and mammals of Australia seen most this month, compared with the rest of their year.

The sky over Mount Isa

Eclipses and meteor showers

Fossil sites near this town

Fossil sites: 1 · 1 km

Fossils in Australia
Cambrian · 1

Formations around the town

Trilobites · 1Redlichia

Towns and villages around Mount Isa

Each with its own page: weather, climate and the best time to visit.

Postal code

4825

Places near Mount Isa

Frequently asked questions

When is the best time to visit Mount Isa?
Based on 30-year climate normals, June, July and August offer the best balance of comfortable temperatures, low rainfall and sunshine in Mount Isa.
What is the hottest month in Mount Isa?
December is the warmest month, with average highs of 36°C and lows of 25°C.
What is the coldest month in Mount Isa?
July is the coldest month, with average highs of 24°C and lows of 11°C.
What is the rainiest month in Mount Isa?
January is the wettest month with about 118 mm of precipitation on 12 wet days.
What is the postal code of Mount Isa?
The postal code of Mount Isa is 4825.