Sydney, NSW UV Index

  • October 22, 2021
  • UV Alert: 9:10 AM EDT to 4:00 PM EDT
  • Max UV Index: 8

Tips for Protecting yourself Against Skin Cancer

  • Apply SPF30+ broad spectrum water resistant sun-screen liberally to clean, dry skin, at least 15 minutes before being exposed to the sun, and reapply at least every two hours when outdoors.
  • Put on a broad-brimmed hat that shades your face, neck and ears.
  • Wear sun protective clothing that covers as much of your body as possible.
  • Seek shade
  • Wear wrap-around sunglasses

Avoid going outdoors unprotected between 10am - 3pm when ultraviolet radiation is the strongest.

  • Next 24 Hours in Sydney

    DateTemperatureWind DirectionWind DegreesWind SpeedPrecip ProbPrecip RateIcon
    2021-10-22T00:00:00.000+11:00 16.8 SE 135 6.0 44 0.0 possible_shower
    2021-10-22T03:00:00.000+11:00 16.1 SSE 158 6.7 12 0.0 mostly_cloudy
    2021-10-22T06:00:00.000+11:00 15.0 S 180 6.7 13 0.0 mostly_cloudy
    2021-10-22T09:00:00.000+11:00 17.7 SSW 203 4.9 7 0.0 mostly_clear
    2021-10-22T12:00:00.000+11:00 22.0 ESE 113 11.1 18 0.0 mostly_clear
    2021-10-22T15:00:00.000+11:00 22.4 E 90 17.9 13 0.0 mostly_clear
    2021-10-22T18:00:00.000+11:00 19.7 E 90 17.5 5 0.0 mostly_clear
    2021-10-22T21:00:00.000+11:00 18.1 ENE 68 11.0 5 0.0 mostly_clear
  • Warnings for New South Wales/ACT

    Issue Time State Warning
    Thu 10:17 EDT NSW/ACT Minor Flood Warning For The Lachlan River
    Wed 10:23 EDT NSW/ACT Final Flood Warning For The Murray River
  • 7 Day Forecast for Sydney

    Oct 22
    Oct 23
    Oct 24
    Oct 25
    Oct 26
    Oct 27
    Oct 28
    Mostly sunny
    Mostly sunny
    Late shower
    Late shower
    Possible shower
    Possible shower
    Possible shower
    Possible shower
    Possible shower
    Possible shower
    Mostly sunny
    Mostly sunny
    Mostly sunny
    Mostly sunny
    Maximum 23°C 26°C 21°C 20°C 22°C 23°C 25°C
    Minimum 15°C 15°C 16°C 13°C 13°C 13°C 13°C
    Chance of Rain 20% 90% 70% 60% 10% 10% 40%
    Rain Amount < 1mm 1-5mm 1-5mm 1-5mm < 1mm < 1mm < 1mm
    UV Index Very High Very High Very High Very High
  • Marine and Tides for Sydney


    Easterly 15/20 knots decreasing to below 10 knots in the late evening. Seas: Around 1 metre. Swell: Southerly 1/1.5 metres, decreasing to around 1 metre by early evening.

    Outlook Friday: South to southeasterly below 10 knots tending easterly 10/15 knots in the early afternoon then tending northeasterly in the evening. Seas: Below 1 metre. Swell: Easterly 1.5 metres, tending southeasterly 1.5/2 metres during the morning, then decreasing to 1.5 metres around midday.

    Outlook Saturday: North to northeasterly about 10 knots increasing to 15/25 knots in the morning. Seas: Below 1 metre, increasing to 1/1.5 metres during the afternoon. Swell: Southeasterly 1/1.5 metres, decreasing to around 1 metre during the morning.

    Outlook Sunday: Northwest to northeasterly 10/15 knots tending southerly 20/30 knots during the morning. Seas: 1/1.5 metres, increasing to 1.5/2.5 metres during the morning. Swell: Southeasterly around 1 metre, tending easterly 1/1.5 metres during the morning.


    Thu:E 15/20 kt
    Fri:E 10/15 kt
    Sat:N/NE increasing 15/25 kt
    Sun:S 20/30 kt
  • Sydney - Observatory Hill Almanac

    Month to date »

    Past 5 Days

      Min Max Rain to 9am
    Thu 21/10 13.4°C 24.8°C 0.0mm
    Wed 20/10 11.9°C 23.5°C 0.0mm
    Tue 19/10 14.3°C 24.2°C 0.0mm
    Mon 18/10 12.3°C 25.1°C 0.0mm
    Sun 17/10 12.5°C 23.1°C 0.0mm

    Year to Date

    Average rainfall to Oct 1051.2mm 120.7 day(s)
    Total for 2021 1014.6mm 116 day(s)
    Total to this day 2020 1264.6mm 124 day(s)
    Wettest day 110.4mm Mar 21
    Lowest temperature 5.2°C Jul 22
    Highest temperature 37.1°C Jan 26
    Full climatology »


    October minimum temperature
    Lowest this month 10.3°C 11th
    Lowest on record 5.7°C 6th 1927
    Average this month 13.2°C -0.4°C
    Long-term average 13.6°C
    October maximum temperature
    Highest this month 31.0°C 7th
    Highest on record 38.2°C 13th 2004
    Average this month 23.7°C +1.5°C
    Long-term average 22.2°C
    October rainfall
    Wettest this month 14.4mm 11th
    Total this month 48.8mm 8 day(s)
    Long-term average 76.8mm 11.6 day(s)
    Wettest on record 285.0mm 1987
    Driest on record 0.6mm 1988
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