5-day weather forecast Sydney 17-04-2026

Weather forecast Sydney Friday, April 17 17.04.2026: sunny, temperature from 16 °C to 27 °C.

Precipitation probability 100%. Wind up to 9 m/s (gusts 13.72 m/s). Air humidity 35–55%, atmospheric pressure 757–762 mm Hg, UV index up to 4.4.

Sunrise 06:19
Sunset 17:30

New Moon0% illuminated
Moonrise 05:43 · Moonset 17:02

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Table

← Thu, Apr 16

Fri, Apr 17, 2026

Sat, Apr 18 →

Forecast from 16 °C to 27 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	18	17	17	17	16	16	16	16	19	21	23	24	25	26	27	27	26	25	23	21	20	18	18	17
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0.05	0.01	0.03	0.01	0.02

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	25	22	19	6	4	3	4	5	9	10	12	16	27	53	62	44	44	44	13	83	79	79	88	75
Rain chance (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	100	66	62	73	89

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	2.81	2.89	3.11	3.19	3.31	3.39	3.69	3.69	4	4.19	4	3.19	2.61	2.81	3.81	4.61	6.61	6	9	8.31	7.39	6.11	4.81	4.89
Wind gust (m/s)	5.81	6.08	6.5	6.72	6.92	7.14	7.78	7.64	6.28	5.25	4.86	3.94	3.39	3.89	5.64	7.11	10.22	9.94	13.72	11.64	10.25	8.53	6.83	7.11
Wind direction (°)	W 278°	WNW 287°	WNW 285°	WNW 286°	WNW 290°	WNW 295°	WNW 298°	WNW 303°	NW 304°	WNW 296°	WNW 285°	W 280°	W 275°	W 266°	W 259°	WSW 257°	WSW 240°	WSW 241°	SSW 202°	SSW 199°	SSW 192°	SSW 197°	SW 220°	WSW 237°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	53	52	51	51	52	53	53	53	47	41	39	38	37	36	36	36	35	41	51	48	52	55	50	44

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	761	761	761	761	761	761	761	761	761	761	760	760	758	758	757	757	757	758	759	761	761	762	762	762

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0.2	0.9	2.2	3.5	4.4	4.4	4.4	2.5	1.3	0.6	0.1	0	0	0	0	0	0

Air quality & pollen

Air quality
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
PM2.5 (µg/m³)	18	18.6	18.1	18.3	22.5	25.5	29.3	31.3	29.9	27.2	25.9	24.9	23.7	21.6	19.2	17.8	17.5	19.1	19.8	19.1	13.8	9.7	9.3	9.1
PM10 (µg/m³)	18.5	18.9	18.5	18.7	23	26	29.5	31.3	29.9	27.2	26	25.1	23.8	21.7	19.3	17.9	17.5	19.2	19.8	19.1	13.9	9.8	9.4	9.2
Ozone (O₃) (µg/m³)	121	127	125	112	91	70	49	28	13	9	11	13	13	13	13	13	14	18	28	43	56	69	81	88
NO₂ (µg/m³)	6	4.9	7	14.8	25.8	35.2	41.7	46.6	48.4	45.6	39.8	34.5	30.8	27.6	25.5	25.3	26.2	26	23.7	20.3	16.6	12.4	8	4.8
SO₂ (µg/m³)	14.8	13.6	12.6	12.2	12.1	11.8	11.1	10.2	9.4	8.7	7.9	7.4	7.1	6.9	6.8	6.8	6.9	7.1	7.7	8.3	8.4	7.4	5.9	4.5
CO (µg/m³)	108.9	109.9	115.9	126.9	141.9	153.9	162.9	168.9	169.9	161.9	146.9	135.9	128.9	123.9	124.9	136.9	153.9	164.9	164.9	159.9	147.9	126.9	99.9	79.9

← Thu, Apr 16

Fri, Apr 17, 2026

Sat, Apr 18 →

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Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

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