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Australia weather

Weather in Mount Isa for January 2026

Your guide to Mount Isa weather in January - trends and predictions

    Temperatures

  • Until now, January 2026 in Mount Isa is cooler than usual, with temperatures averaging 33.9 °C, this is -2.5 °C below the typical seasonal average.

  • The forecast for the next days in Mount Isa predicts temperatures to be around 37 °C, close to the historical average.

  • In general, the average temperature in Mount Isa at the beginning of January is 36.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 37.3 °C by the end of January.

    • Rain 🌧️

  • The climate of Mount Isa in January is notably wet, with an average of 13 rainy days, and a total of 47.8 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
18
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
37°/27°
Temperatures
Average wind speed
29 km/h
Avg max wind
Average humidity
41 %
Avg humidity

Mount Isa Weather January

Move between months or click on a day
December
February
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
35°
2
Patchy rain possible
36°
3
Light rain shower
37°
4
Light rain shower
36°
5
Light rain shower
36°
6
Sunny
37°
7
Sunny
36°
8
Light rain shower
35°
9
Sunny
36°
10
Sunny
38°
11
Sunny
37°
12
Partly cloudy
38°
13
Partly cloudy
39°
14
Patchy rain possible
38°
15
Patchy rain possible
36°
16
Light rain shower
33°
17
Patchy rain possible
34°
18
Patchy rain possible
35°
19
Sunny
36°
20
Sunny
35°
21
Light rain
35°
22
Partly cloudy
37°
23
Patchy rain possible
37°
24
Patchy rain possible
39°
25
Thundery outbreaks possible
38°
26
Patchy light drizzle
39°
27
Light rain shower
35°
28
Partly cloudy
37°
29
Partly cloudy
37°
30
Sunny
37°
31
Sunny
38°

Temperatures trend during January in Mount Isa

See the weather trend as well as the moving average line

January weather in Mount Isa day by day

Click on a date for more information
December February
Date Weather Temperatures Rain UV More
1 Jan. Sunny
Sunny
 35° /24° 0.5 mm 9
2 Jan. Patchy rain possible
Patchy rain possible
 36° /24° 0.4 mm 9
3 Jan. Light rain shower
Light rain shower
 37° /25° 3.7 mm 10
4 Jan. Light rain shower
Light rain shower
 36° /26° 1 mm 12
5 Jan. Light rain shower
Light rain shower
 36° /25° 0.5 mm 12
6 Jan. Sunny
Sunny
 37° /26° 0.4 mm 12
7 Jan. Sunny
Sunny
 36° /26° 0.2 mm 12
8 Jan. Light rain shower
Light rain shower
 35° /26° 1.2 mm 12
9 Jan. Sunny
Sunny
 36° /26° 2.6 mm 13
10 Jan. Sunny
Sunny
 38° /26° 0.2 mm 13
11 Jan. Sunny
Sunny
 37° /26° 0.9 mm 12
12 Jan. Partly cloudy
Partly cloudy
 38° /26° 0.7 mm 12
13 Jan. Partly cloudy
Partly cloudy
 39° /27° 0.6 mm 13
14 Jan. Patchy rain possible
Patchy rain possible
 38° /27° 0.5 mm 12
15 Jan. Patchy rain possible
Patchy rain possible
 36° /25° 2.4 mm 11
16 Jan. Light rain shower
Light rain shower
 33° /24° 2.2 mm 9
17 Jan. Patchy rain possible
Patchy rain possible
 34° /25° 3.3 mm 10
18 Jan. Patchy rain possible
Patchy rain possible
 35° /25° 0.2 mm 11
19 Jan. Sunny
Sunny
 36° /26° 4.6 mm 12
20 Jan. Sunny
Sunny
 35° /25° 4.3 mm 12
21 Jan. Light rain
Light rain
 35° /25° 2.3 mm 12
22 Jan. Partly cloudy
Partly cloudy
 37° /25° 0.4 mm 13
23 Jan. Patchy rain possible
Patchy rain possible
 37° /27° 0.5 mm 13
24 Jan. Patchy rain possible
Patchy rain possible
 39° /28° 1 mm 13
25 Jan. Thundery outbreaks possible
Thundery outbreaks possible
 38° /27° 0 mm 13
26 Jan. Patchy light drizzle
Patchy light drizzle
 39° /27° 0.5 mm 13
27 Jan. Light rain shower
Light rain shower
 35° /25° 3.2 mm 12
28 Jan. Partly cloudy
Partly cloudy
 37° /25° 0 mm 13
29 Jan. Partly cloudy
Partly cloudy
 37° /28° 0.6 mm 12
30 Jan. Sunny
Sunny
 37° /26° 0 mm 3.9
31 Jan. Sunny
Sunny
 38° /27° 0 mm 3.8
Next
Important Notice
Our weather forecast for Mount Isa in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Mount Isa forecast closer to your planned date for the most up-to-date weather information.
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Mount Isa in January - FAQ

What are the expected maximum and minimum temperatures in Mount Isa during January?

With daytime temperatures soaring above 37° and not dropping much below 27° at night, January in Mount Isa is quite hot. Staying hydrated and avoiding peak sun hours is advisable.

How much rainfall should be expected in Mount Isa during January?

In January, Mount Isa can expect light to moderate rainfall, totaling 47.8 mm across approximately 13 days. Occasional showers are possible, and planning ahead for them could be helpful.

What are the typical wind conditions in Mount Isa during January?

The average wind speed in Mount Isa during January is 29 km/h, suggesting breezy to windy conditions, depending on your activities.

January rainfall patterns in Mount Isa

Explore the daily rainfall trends and prepare for Mount Isas January weather 💧
Typically, Mount Isa has 13 rainy days in January with a total of 47.8 mm of rainfall.

UV exposure in Mount Isa during January

Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️

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Location coordinates Where is Mount Isa?

Get accurate weather forecasts for Mount Isa, located at latitude -20.725 and longitude 139.497. Stay updated with localized weather information tailored for Mount Isa.

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