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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

  • In general, the average temperature in Mount Isa at the beginning of January is 38.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 37.7 °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

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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
39°
2
Patchy rain possible
39°
3
Light rain shower
39°
4
Light rain shower
39°
5
Light rain shower
39°
6
Patchy rain possible
38°
7
Patchy rain possible
37°
8
Light rain shower
35°
9
Patchy light rain
37°
10
Patchy rain possible
39°
11
Patchy rain possible
37°
12
Partly cloudy
37°
13
Partly cloudy
38°
14
Overcast
38°
15
Patchy rain possible
37°
16
Light rain shower
36°
17
Patchy rain possible
37°
18
Patchy rain possible
35°
19
Light rain shower
35°
20
Light rain shower
32°
21
Light rain
34°
22
Partly cloudy
37°
23
Patchy rain possible
37°
24
Partly cloudy
41°
25
Thundery outbreaks possible
39°
26
Patchy light drizzle
41°
27
Light rain shower
36°
28
Partly cloudy
38°
29
Partly cloudy
37°
30
Patchy rain possible
38°
31
Light rain shower
35°

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
 39° /26° 0 mm 13
2 Jan. Patchy rain possible
Patchy rain possible
 39° /27° 0.4 mm 12
3 Jan. Light rain shower
Light rain shower
 39° /26° 2.5 mm 12
4 Jan. Light rain shower
Light rain shower
 39° /27° 1 mm 12
5 Jan. Light rain shower
Light rain shower
 39° /27° 0.8 mm 12
6 Jan. Patchy rain possible
Patchy rain possible
 38° /27° 0.6 mm 12
7 Jan. Patchy rain possible
Patchy rain possible
 37° /27° 0.4 mm 12
8 Jan. Light rain shower
Light rain shower
 35° /27° 1.8 mm 12
9 Jan. Patchy light rain
Patchy light rain
 37° /26° 3.8 mm 12
10 Jan. Patchy rain possible
Patchy rain possible
 39° /27° 0.3 mm 12
11 Jan. Patchy rain possible
Patchy rain possible
 37° /26° 1.3 mm 12
12 Jan. Partly cloudy
Partly cloudy
 37° /25° 1 mm 12
13 Jan. Partly cloudy
Partly cloudy
 38° /27° 1 mm 12
14 Jan. Overcast
Overcast
 38° /26° 0.2 mm 12
15 Jan. Patchy rain possible
Patchy rain possible
 37° /25° 1.2 mm 11
16 Jan. Light rain shower
Light rain shower
 36° /25° 0.1 mm 12
17 Jan. Patchy rain possible
Patchy rain possible
 37° /26° 0.6 mm 11
18 Jan. Patchy rain possible
Patchy rain possible
 35° /25° 0.2 mm 11
19 Jan. Light rain shower
Light rain shower
 35° /25° 6.8 mm 11
20 Jan. Light rain shower
Light rain shower
 32° /25° 6.5 mm 11
21 Jan. Light rain
Light rain
 34° /24° 3.4 mm 11
22 Jan. Partly cloudy
Partly cloudy
 37° /26° 0.3 mm 12
23 Jan. Patchy rain possible
Patchy rain possible
 37° /27° 0 mm 12
24 Jan. Partly cloudy
Partly cloudy
 41° /29° 0.8 mm 13
25 Jan. Thundery outbreaks possible
Thundery outbreaks possible
 39° /27° 0 mm 12
26 Jan. Patchy light drizzle
Patchy light drizzle
 41° /28° 0.7 mm 13
27 Jan. Light rain shower
Light rain shower
 36° /26° 4.7 mm 11
28 Jan. Partly cloudy
Partly cloudy
 38° /26° 0 mm 13
29 Jan. Partly cloudy
Partly cloudy
 37° /28° 0.6 mm 12
30 Jan. Patchy rain possible
Patchy rain possible
 38° /27° 0.7 mm 12
31 Jan. Light rain shower
Light rain shower
 35° /26° 6.3 mm 12
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 💧

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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