In O'Sullivan Beach and, more broadly, across South Australia:
As the afternoon progresses into the evening, the sky remains mostly cloudy with cool temperatures ranging from 13 degrees Celsius to 15 degrees Celsius. Light southeast winds, reaching a maximum of 5 km/h with gusts up to 5 km/h, will continue to be gentle. No precipitation is expected during this time, making for a relatively dry evening. Temperatures will gradually settle as the night approaches, maintaining a cool and calm atmosphere. It should be a quiet evening with little wind and no rain, providing comfortable conditions for outdoor activities or relaxing indoors.
15-Day Weather Forecast for O'Sullivan Beach
TomorrowTomorrowModerate rain17°/10°💧 5.2 mm💨 40 km/h
Daytime temperature 13°CFeels like 13°CHumidity 83%Pressure 1016 hPaCloud cover 100%Wind direction northGusts 68 km/hSunrise 6:32 AMSunset 5:58 PM
Saturday, Sep 5Sat Sep 5Light rain15°/11°💧 3.9 mm💨 46 km/h
Daytime temperature 13°CFeels like 12°CHumidity 77%Pressure 1015 hPaCloud cover 8%Wind direction westGusts 66 km/hSunrise 6:30 AMSunset 5:59 PM
Sunday, Sep 6Sun Sep 6Mostly cloudy13°/11°💧 None💨 15 km/h
Daytime temperature 13°CFeels like 12°CHumidity 67%Pressure 1022 hPaCloud cover 73%Wind direction northwestGusts 22 km/hSunrise 6:29 AMSunset 6:00 PM
Monday, Sep 7Mon Sep 7Light rain15°/9°💧 0.2 mm💨 22 km/h
Daytime temperature 15°CFeels like 13°CHumidity 54%Pressure 1028 hPaCloud cover 15%Wind direction southeastGusts 31 km/hSunrise 6:28 AMSunset 6:00 PM
Tuesday, Sep 8Tue Sep 8Overcast16°/7°💧 None💨 22 km/h
Daytime temperature 16°CFeels like 14°CHumidity 45%Pressure 1029 hPaCloud cover 100%Wind direction southeastGusts 40 km/hSunrise 6:26 AMSunset 6:01 PM
Wednesday, Sep 9Wed Sep 9Overcast16°/10°💧 None💨 22 km/h
Daytime temperature 16°CFeels like 15°CHumidity 58%Pressure 1033 hPaCloud cover 100%Wind direction southeastGusts 50 km/hSunrise 6:25 AMSunset 6:02 PM
Thursday, Sep 10Thu Sep 10Sunny18°/9°💧 None💨 17 km/h
Daytime temperature 17°CFeels like 16°CHumidity 39%Pressure 1035 hPaCloud cover 0%Wind direction eastGusts 39 km/hSunrise 6:23 AMSunset 6:03 PM
Friday, Sep 11Fri Sep 11Overcast20°/13°💧 None💨 20 km/h
Daytime temperature 20°CFeels like 19°CHumidity 41%Pressure 1029 hPaCloud cover 98%Wind direction northeastGusts 40 km/hSunrise 6:22 AMSunset 6:03 PM
Saturday, Sep 12Sat Sep 12Light rain21°/18°💧 0.1 mm💨 24 km/h
Daytime temperature 20°CFeels like 20°CHumidity 55%Pressure 1020 hPaCloud cover 96%Wind direction northeastGusts 51 km/hSunrise 6:20 AMSunset 6:04 PM
Sunday, Sep 13Sun Sep 13Light rain20°/15°💧 2.5 mm💨 41 km/h
Daytime temperature 18°CFeels like 18°CHumidity 72%Pressure 1012 hPaCloud cover 100%Wind direction northwestGusts 74 km/hSunrise 6:19 AMSunset 6:05 PM
Monday, Sep 14Mon Sep 14Light rain15°/11°💧 0.8 mm💨 32 km/h
Daytime temperature 14°CFeels like 14°CHumidity 58%Pressure 1023 hPaCloud cover 44%Wind direction westGusts 53 km/hSunrise 6:18 AMSunset 6:05 PM
Tuesday, Sep 15Tue Sep 15Sunny13°/8°💧 None💨 14 km/h
Daytime temperature 12°CFeels like 11°CHumidity 65%Pressure 1025 hPaCloud cover 0%Wind direction westGusts 20 km/hSunrise 6:16 AMSunset 6:06 PM
Wednesday, Sep 16Wed Sep 16Light rain12°/9°💧 4.7 mm💨 30 km/h
Daytime temperature 12°CFeels like 11°CHumidity 56%Pressure 1017 hPaCloud cover 100%Wind direction southwestGusts 40 km/hSunrise 6:15 AMSunset 6:07 PM
Thursday, Sep 17Thu Sep 17Light rain13°/9°💧 7.4 mm💨 42 km/h
Daytime temperature 13°CFeels like 12°CHumidity 66%Pressure 1019 hPaCloud cover 25%Wind direction southGusts 62 km/hSunrise 6:13 AMSunset 6:08 PM
Friday, Sep 18Fri Sep 18Mostly sunny15°/11°💧 None💨 33 km/h
Daytime temperature 15°CFeels like 14°CHumidity 58%Pressure 1020 hPaCloud cover 22%Wind direction southeastGusts 52 km/hSunrise 6:12 AMSunset 6:08 PM
TEMPERATURE OUTLOOK
Hourly Temperature and Weather Conditions in O'Sullivan Beach
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Forecast data for O'Sullivan Beach were last refreshed today at 4:22 PM. The current forecast period extends through 05/09/2026 at 1:30 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.