Upper Swan Weather Forecast

Today 17 May
- 5
- 21
Mostly clear
Mon 18 May
- 7
- 23
Partly cloudy
Tue 19 May
- 8
- 26
Sunny
Wed 20 May
- 10
- 27
Mostly sunny
Thu 21 May
- 11
- 25
Partly cloudy
Fri 22 May
- 9
- 22
Sunny
Sat 23 May
- 7
- 21
Mostly sunny

Today 17 May
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Mon 18 May
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Tue 19 May
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Wed 20 May
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Thu 21 May
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Fri 22 May
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Sat 23 May
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm

Today 17 May Perth

Mostly sunny. Light winds.

Upper Swan Temperature Statistics View More

May Temperature

Pearce RAAF Base (11km)

Lowest 2 May, 2026
2.5 °C
Average 2026
22.2 °C
Highest 2 February, 2026
42.2 °C
Lowest 25 April, 2026
5.3 °C
Average April
18.4 °C
Highest 12 April, 2026
33.7 °C
Lowest 2 May, 2026
2.5 °C
Average May
15.4 °C
Highest 12 May, 2026
28.7 °C

Climate (2021–Present)

Pearce RAAF Base (11km)

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Average Low 2021–2026
13 °C
Average 2021–2026
19.2 °C
Average High 2021–2026
26.6 °C

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