Weather Sydney Today – Temperature, Rain & Hourly Forecast
Monday, 21/09/2026
27°
Clear sky · Feels like 25°
Last data 20/09 12:02 · data may be out of date
- High/Low
- 28°/15°
- Humidity
- 29%
- Wind
- 12 km/h
- Rainfall
- 1.3 mm
- UV index
- 6.8
- Pressure
- 1015 hPa
- Sunrise
- 05:46
- Sunset
- 17:50
Today
00
06
12
18
00:0006:0012:0018:00
Summary
Sydney gets a cooler-than-usual day, 15–28°C, with light drizzle.
Light rain around 19:00–00:00, roughly 1.2 mm.
Maximum UV of 6.8 at 12:00 — wear a hat for longer stints outdoors.
Humidity of 29% pushes the felt temperature to 25°C.
Wind runs 28 km/h out of the south.
Temperatures ease off, bottoming out at 14°C on Sunday 27/09.
The wettest day ahead is Wednesday 23/09 with about 4 mm.
Sunrise 05:46, sunset 17:50.
Best time to visit
Outdoor heat stress
16°C
Peaks at 19:00 — safe
Dry riding window
01:00–09:00
8 hours dry; 1 window(s) in the next 14 hours
Drying laundry
Workable
0 sunny hours, 0 wet hours between 07:00 and 17:00
Sunrise viewing
05:45
100% cloud at sunrise — thick cloud, poor visibility
Skin protection
6.8
Unprotected skin may burn in about 25 minutes
48-hour forecast
19:00
16°
43%
20:00
16°
57%
21:00
15°
72%
22:00
15°
78%
23:00
15°
70%
00:00
15°
54%
01:00
15°
39%
02:00
15°
27%
03:00
15°
17%
04:00
15°
10%
05:00
15°
8%
06:00
15°
10%
07:00
15°
12%
08:00
16°
12%
09:00
17°
12%
10:00
17°
14%
11:00
17°
18%
12:00
17°
24%
13:00
17°
29%
14:00
16°
33%
15:00
16°
36%
16:00
16°
39%
17:00
16°
44%
18:00
16°
49%
19:00
16°
53%
20:00
16°
57%
21:00
16°
60%
22:00
16°
61%
23:00
16°
60%
00:00
16°
58%
01:00
17°
55%
02:00
16°
53%
03:00
16°
50%
04:00
16°
47%
05:00
16°
40%
06:00
16°
33%
07:00
16°
29%
08:00
18°
33%
09:00
19°
41%
10:00
21°
49%
11:00
21°
56%
12:00
21°
62%
13:00
22°
65%
14:00
21°
64%
15:00
21°
59%
16:00
20°
51%
17:00
19°
37%
18:00
19°
20%
Days ahead
| Today | Low/High | Chance of rain | Rainfall | |
|---|---|---|---|---|
| Today 21/09 | Light drizzle | 15°28° | 78% | 1.3 mm |
| Tomorrow 22/09 | Light drizzle | 15°17° | 61% | 1.6 mm |
| Wednesday 23/09 | Drizzle | 16°22° | 65% | 3.9 mm |
| Thursday 24/09 | Overcast | 16°22° | 15% | 0.0 mm |
| Friday 25/09 | Mainly clear | 15°23° | 0% | 0.0 mm |
Monthly averages
Common questions
Will it rain in Sydney today?
Yes. Rain is expected around 19:00–00:00, totalling roughly 1.2 mm.
How hot is it in Sydney today?
Between 15°C and 28°C, with a felt maximum of 25°C.
What is the weather in Sydney tomorrow?
Tomorrow: light drizzle, 15–17°C, with a 61% chance of rain.