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Australia weather

Weather in Kwinana for May 2026

Your guide to Kwinana weather in May - trends and predictions

    Temperatures

  • Until now, May 2026 in Kwinana is slightly cooler than the historical average by -1.5 °C.

  • Expect cooler weather in the next days in Kwinana with the forecast suggesting a temperature of 19.8 °C, lower than the historical average.

  • In general, the average temperature in Kwinana at the beginning of May is 21.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 19.1 °C by the end of May.

    • Rain 🌧️

  • The climate of Kwinana in May is notably wet, with an average of 15 rainy days, and a total of 65.9 mm of precipitation.

    • More

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

Average dry days
16
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/15°
Temperatures
Average wind speed
25 km/h
Avg max wind
Average humidity
60 %
Avg humidity

Kwinana Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
22°
2
Sunny
22°
3
Sunny
21°
4
Partly cloudy
21°
5
Partly cloudy
20°
6
Partly cloudy
19°
7
Sunny
24°
8
Sunny
24°
9
Sunny
24°
10
Moderate or heavy rain shower
22°
11
Sunny
22°
12
Overcast
22°
13
Partly cloudy
23°
14
Sunny
22°
15
Sunny
20°
16
Sunny
23°
17
Patchy rain possible
19°
18
Sunny
19°
19
Sunny
22°
20
Sunny
22°
21
Partly cloudy
21°
22
Sunny
20°
23
Partly cloudy
19°
24
Partly cloudy
20°
25
Patchy rain possible
22°
26
Moderate rain
20°
27
Patchy rain possible
18°
28
Patchy rain possible
18°
29
Patchy rain possible
18°
30
Patchy rain possible
19°
31
Light rain shower
19°

Temperatures trend during May in Kwinana

See the weather trend as well as the moving average line

May weather in Kwinana day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Sunny
Sunny
 22° /15° 0.7 mm 5
2 May Sunny
Sunny
 22° /14° 2.2 mm 5
3 May Sunny
Sunny
 21° /14° 1 mm 5
4 May Partly cloudy
Partly cloudy
 21° /14° 0.9 mm 5
5 May Partly cloudy
Partly cloudy
 20° /14° 0.3 mm 5
6 May Partly cloudy
Partly cloudy
 19° /13° 3.1 mm 5
7 May Sunny
Sunny
 24° /13° 0.1 mm 6
8 May Sunny
Sunny
 24° /16° 0.1 mm 6
9 May Sunny
Sunny
 24° /17° 0.1 mm 6
10 May Moderate or heavy rain shower
Moderate or heavy rain shower
 22° /15° 4.5 mm 5
11 May Sunny
Sunny
 22° /14° 0.1 mm 5
12 May Overcast
Overcast
 22° /14° 0.7 mm 5
13 May Partly cloudy
Partly cloudy
 23° /15° 1.9 mm 5
14 May Sunny
Sunny
 22° /14° 1.1 mm 6
15 May Sunny
Sunny
 20° /14° 0.6 mm 5
16 May Sunny
Sunny
 23° /14° 0 mm 7
17 May Patchy rain possible
Patchy rain possible
 19° /14° 0.2 mm 3.7
18 May Sunny
Sunny
 19° /16° 0.1 mm 2.3
19 May Sunny
Sunny
 22° /14° 0 mm 3.9
20 May Sunny
Sunny
 22° /16° 0 mm 3.3
21 May Partly cloudy
Partly cloudy
 21° /15° 0 mm 3.5
22 May Sunny
Sunny
 20° /12° 0 mm 6
23 May Partly cloudy
Partly cloudy
 19° /11° 0 mm 5
24 May Partly cloudy
Partly cloudy
 20° /13° 0 mm 6
25 May Patchy rain possible
Patchy rain possible
 22° /16° 0.2 mm 5
26 May Moderate rain
Moderate rain
 20° /17° 9.2 mm 5
27 May Patchy rain possible
Patchy rain possible
 18° /15° 4.1 mm 5
28 May Patchy rain possible
Patchy rain possible
 18° /12° 3.2 mm 5
29 May Patchy rain possible
Patchy rain possible
 18° /17° 1.4 mm 5
30 May Patchy rain possible
Patchy rain possible
 19° /15° 2.5 mm 5
31 May Light rain shower
Light rain shower
 19° /15° 10.9 mm 5
Next
Important Notice
Our weather forecast for Kwinana in May 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 Kwinana forecast closer to your planned date for the most up-to-date weather information.
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Kwinana in May - FAQ

What are the expected maximum and minimum temperatures in Kwinana during May?

During May, expect a variety of temperatures with highs around 21° and lows near 15°, suitable for diverse activities and preferences.

How much rainfall should be expected in Kwinana during May?

Moderate rainfall is anticipated in Kwinana during May, with a total of 65.9 mm spread over approximately 15 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Kwinana during May?

The average wind speed in Kwinana during May is 25 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Kwinana

Explore the daily rainfall trends and prepare for Kwinanas May weather 💧
Typically, Kwinana has 15 rainy days in May with a total of 65.9 mm of rainfall.

UV exposure in Kwinana during May

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

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Location coordinates Where is Kwinana?

Get accurate weather forecasts for Kwinana, located at latitude -32.23 and longitude 115.781. Stay updated with localized weather information tailored for Kwinana.

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