30-day outlook · Perth
14-day forecast →Sep 1873°61°17%
1964°61°First quarter
2064°58°38%
2165°58°9%
2262°58°57%
2363°53°5%
2463°55°6%
2570°54°7%
2669°55°2%
2766°56°Full moon
2863°58°36%
2963°56°36%
3069°55°5%
Oct 170°61°4%
2avg70°60°
3avg70°60°Last quarter
4avg70°61°
5avg70°61°
6avg71°61°
7avg71°61°
8avg71°62°
9avg71°62°
10avg72°62°New moon
11avg72°62°
12avg72°62°
13avg72°62°
14avg73°63°
15avg73°63°
16avg73°63°
17avg73°63°
TodayForecast, days 1–14Avg — typical for the date, not a forecast
Days 1–14 at a glance
Today →| Day | Weather | High | Low | Precip | Source |
|---|---|---|---|---|---|
| Today Sep 18 | Sunny | 73° | 61° | 17% · 0 in | Outlook |
| Sat Sep 19 | Showers | 64° | 61° | 57% · 0.06 in | Outlook |
| Sun Sep 20 | Showers | 64° | 58° | 38% · 0.02 in | Outlook |
| Mon Sep 21 | Sunny | 65° | 58° | 9% · 0 in | Outlook |
| Tue Sep 22 | Sunny | 62° | 58° | 57% · 0.07 in | Outlook |
| Wed Sep 23 | Sunny | 63° | 53° | 5% · 0 in | Outlook |
| Thu Sep 24 | Sunny | 63° | 55° | 6% · 0 in | Outlook |
| Fri Sep 25 | Sunny | 70° | 54° | 7% · 0 in | Outlook |
| Sat Sep 26 | Sunny | 69° | 55° | 2% · 0 in | Outlook |
| Sun Sep 27 | Sunny | 66° | 56° | 17% · 0 in | Outlook |
| Mon Sep 28 | Showers | 63° | 58° | 36% · 0.02 in | Outlook |
| Tue Sep 29 | Sunny | 63° | 56° | 36% · 0.01 in | Outlook |
| Wed Sep 30 | Sunny | 69° | 55° | 5% · 0 in | Outlook |
| Thu Oct 1 | Sunny | 70° | 61° | 4% · 0 in | Outlook |
Days 15–30 · what is typical
No forecast is reliable beyond two weeks, so these are the normals for Perth on those dates: how highs and lows usually change, how much rain or snow to expect, daylight and the Moon.
| Dates | Normal high | Normal low | Precip | Daylight | Moon |
|---|---|---|---|---|---|
| Oct 2–10 9 days | 70° → 72° | 60° → 62° | ≈0.18 in | 12 h 25 → 12 h 41 | Last quarter Oct 3 · New moon Oct 10 |
| Oct 11–17 7 days | 72° → 73° | 62° → 63° | ≈0.14 in | 12 h 43 → 12 h 54 | — |
Typical range estimated from latitude, season and the 14-day forecast
Days 1–14: WeatherAPI.com · days 15–30: Typical range estimated from latitude, season and the 14-day forecast · 31.9530°S, 115.8570°E