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What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
Temperature
15°C60°F -
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
High Temperature
20°C68°F -
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
Low Temperature
11°C52°F -
What is Average Day Temperature?
The average temperature recorded between sunrise and sunset
Day Temperature
17°C63°F -
What is Average Night Temperature?
The average temperature recorded between sunset and sunrise
Night Temperature
14°C58°F -
What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
Sea Temperature
21°C70°F -
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
Sunshine Hours
8 hours -
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
Rainfall Days
12 days -
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
Rainfall
70 mm
Sun
Mon
Tue
Wed
Thu
1
Avg
18º
64º
Fri
2
Avg
19º
66º
Sat
3
Avg
17º
63º
4
Avg
17º
63º
5
Avg
18º
64º
6
Avg
18º
64º
7
Avg
17º
63º
8
Avg
17º
63º
9
Avg
17º
63º
10
Avg
18º
64º
11
Avg
17º
63º
12
Avg
16º
61º
13
Avg
15º
59º
14
Avg
15º
59º
15
Avg
15º
59º
16
Avg
16º
61º
17
Avg
16º
61º
18
Avg
16º
61º
19
Avg
16º
61º
20
Avg
16º
61º
21
Avg
16º
61º
22
Avg
15º
59º
23
Avg
14º
57º
24
Avg
14º
57º
25
Avg
15º
59º
26
Avg
16º
61º
27
Avg
16º
61º
28
Avg
16º
61º
29
Avg
15º
59º
30
Avg
15º
59º
31
Avg
15º
59º
Forecast
Avg
Historical Daily Average
May Weather Averages
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Perth Events May
Recreation
3
May
2026
3
May
2026
Moondyne Festival – Toodyay 🎳
Toodyay hosts a heritage festival celebrating the outlaw Moondyne Joe with historical re-enactments, street theatre, market stalls and costumed characters. Visitors watch mock arrests, parades and demonstrations along Stirling Terrace. The event draws large crowds from across the Perth region.
Gardening
9
May
2026
10
May
2026
Chittering Wildflower & Nature Festival 🪴
The festival presents guided nature walks, native plant displays, local produce stalls and environmental workshops. Visitors explore wildflower viewpoints, meet growers and attend talks from conservation groups. The programme highlights the region’s biodiversity ahead of winter flowering.
Agricultural Fair
23
May
2026
23
May
2026
Bindoon Agricultural - Bindoon Oval 🗓
The Bindoon show features livestock displays, produce competitions, machinery exhibits, craft stalls and family activities. Demonstrations include sheep shearing, equestrian events and regional food tastings. Visitors explore indoor pavilions and outdoor arenas throughout the day.
Festival
30
May
2026
30
May
2026
WA Day Festival – Elizabeth Quay 🎡
Opening celebrations include live music, cultural performances, children’s activities and food markets. Events take place at Elizabeth Quay and surrounding precincts, leading into the public holiday. Community groups present displays highlighting Western Australia’s history and diversity.
