Perth, Australia 14-Day Forecast
Australia 🇦🇺
57°
Light rain shower right now
Today: high 62°, low 56°
Updated 7 min ago
Perth weather for the next 14 days
Saturday, August 8
Light rain shower High 59° Low 51°Precipitation
82%
· 0.43 in
Max wind
27 mph
Humidity
72%
UV index
3 - Low
Sunrise / sunset
06:59 AM / 05:44 PM
Sunday, August 9
Patchy rain nearby High 60° Low 51°Precipitation
70%
· 0.1 in
Max wind
9 mph
Humidity
73%
UV index
3 - Low
Sunrise / sunset
06:58 AM / 05:45 PM
Monday, August 10
Light rain shower High 60° Low 48°Precipitation
85%
· 0.85 in
Max wind
26 mph
Humidity
79%
UV index
4 - Moderate
Sunrise / sunset
06:57 AM / 05:46 PM
Tuesday, August 11
Patchy rain nearby High 58° Low 45°Precipitation
57%
· 0.06 in
Max wind
21 mph
Humidity
67%
UV index
5 - Moderate
Sunrise / sunset
06:56 AM / 05:46 PM
Wednesday, August 12
Patchy rain nearby High 60° Low 53°Precipitation
57%
· 0.04 in
Max wind
6 mph
Humidity
72%
UV index
5 - Moderate
Sunrise / sunset
06:55 AM / 05:47 PM
Thursday, August 13
Partly Cloudy High 62° Low 52°Precipitation
12%
· 0.0 in
Max wind
6 mph
Humidity
73%
UV index
6 - High
Sunrise / sunset
06:54 AM / 05:48 PM
Friday, August 14
Sunny High 68° Low 51°Precipitation
4%
· 0.0 in
Max wind
12 mph
Humidity
60%
UV index
7 - High
Sunrise / sunset
06:53 AM / 05:48 PM
Saturday, August 15
Sunny High 71° Low 58°Precipitation
2%
· 0.0 in
Max wind
12 mph
Humidity
51%
UV index
7 - High
Sunrise / sunset
06:52 AM / 05:49 PM
Sunday, August 16
Sunny High 68° Low 56°Precipitation
5%
· 0.0 in
Max wind
9 mph
Humidity
69%
UV index
6 - High
Sunrise / sunset
06:51 AM / 05:50 PM
Monday, August 17
Sunny High 70° Low 55°Precipitation
4%
· 0.0 in
Max wind
6 mph
Humidity
61%
UV index
7 - High
Sunrise / sunset
06:50 AM / 05:50 PM
Tuesday, August 18
Sunny High 71° Low 59°Precipitation
4%
· 0.0 in
Max wind
8 mph
Humidity
62%
UV index
7 - High
Sunrise / sunset
06:49 AM / 05:51 PM
Wednesday, August 19
Sunny High 70° Low 56°Precipitation
8%
· 0.0 in
Max wind
12 mph
Humidity
72%
UV index
7 - High
Sunrise / sunset
06:48 AM / 05:51 PM
Thursday, August 20
Cloudy High 64° Low 59°Precipitation
64%
· 0.06 in
Max wind
12 mph
Humidity
77%
UV index
5 - Moderate
Sunrise / sunset
06:47 AM / 05:52 PM
Perth 14-day outlook: the story
The warmest day of Perth's 14-day outlook is Saturday, August 15 with a high near 71°F (22°C); the coolest night comes Tuesday, August 11, dipping to 45°F (7°C). The trend points warmer: week two runs about 9°F above week one. Highs over the next two weeks average 60°F (16°C), about 4°F (2°C) below the typical August high of 64°F (18°C).
Precipitation is most likely on Friday 7, Saturday 8, Sunday 9, Monday 10 and beyond; the wettest day looks like Monday, August 10 with about 0.85 in (21.6 mm) expected. For the weekend, expect Saturday 59°F (15°C) and light rain shower / Sunday 60°F (16°C) and patchy rain nearby.
For typical conditions month by month, see the Perth climate & average temperatures guide.
Perth forecast questions
Will it rain in Perth this week?
The forecast currently shows meaningful precipitation chances on 7 of the next 14 days, peaking around Monday, August 10.
What will be the warmest day in Perth over the next 14 days?
Saturday, August 15, with a forecast high near 71°F (22°C).
How accurate is a 14-day forecast for Perth?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Perth by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 86° | 66° | 2 | 0.9 in | 12.8 h/day | 53% |
| February | 86° | 67° | 2 | 0.8 in | 12.3 h/day | 56% |
| March | 83° | 65° | 5 | 1.6 in | 10.9 h/day | 60% |
| April | 76° | 59° | 6 | 1.6 in | 10.0 h/day | 65% |
| May | 70° | 54° | 8 | 3.1 in | 9.0 h/day | 69% |
| June | 65° | 51° | 12 | 4.1 in | 8.5 h/day | 75% |
| July | 63° | 51° | 15 | 4.6 in | 8.4 h/day | 76% |
| August | 64° | 50° | 13 | 4.2 in | 9.5 h/day | 75% |
| September | 67° | 51° | 7 | 1.7 in | 10.8 h/day | 72% |
| October | 71° | 55° | 6 | 1.5 in | 11.4 h/day | 68% |
| November | 78° | 59° | 4 | 0.9 in | 12.9 h/day | 61% |
| December | 83° | 64° | 2 | 0.3 in | 13.4 h/day | 54% |