This site contains weather information, statistics, and real time data for the suburb of Roleystone, in Perth Western Australia.

The meteorological day used at this station rolls over at 9 am. Data is updated throughout the site every 10 minutes for current data, observations page every 30 minutes, and other pages daily. The gauges, console and solar panel page is near realtime, data updated every 3 seconds.

Alerts and Warnings
WA Warnings Summary Bureau of Meteorology (BoM)
Current Alerts and Warnings Emergency WA (DEFS)
Total Fire Ban Status Today Emergency WA (DEFS)

Dawn: 6:19 am Sunrise: 6:44 am Moonrise: 4:38 am
Dusk: 6:07 pm Sunset: 5:43 pm Moonset: 4:32 pm
Daylight: 11:48 hrs Day length: 10:58 hrs Moon Phase: Waning Crescent

Local Station Forecast Updated Hourly

Cumulus Software: Settled fine

Station Hardware: Partly cloudy with little temperature change.

Note: The above weather forecast is derived from this weather station and software only, it is very often inaccurate.
            The Bureau of Meteorology are much better at it.
Conditions at:
9:10 am
1:10 am
Saturday 26 April 2025
Saturday 26 April 2025
(local time +8 UTC)
(GMT time)
Temperature and Humidity
Temperature Outside12.3 °CTemperature Trend 3 hr0.9 °C/hr
Average Temperature12.1 °CTemperature Trend Last hr+2.1 °C
Apparent Temperature12.1 °CHumidity Outside87 %
Feels Like12.3 °CDew Point 10.2 °C
Windchill12.3 °CEstimated Wet Bulb11.2 °C
Heat Index12.3 °CDerived THW Index 12.3 °C
Temperature Inside19.9 °CDerived THSW Index 17.2 °C
Humidity Inside58 %Humidex13.7
Delta-T  °C    
 
Rainfall
Rainfall today0.0 mmRainfall last hour0.0 mm
Rainfall Rate0.0 mm/hrRainfall since midnight0.0 mm
Storm Rain0.0 mmDate of storm start
Rainfall this month26.2 mmRainfall last 24 hours0.0 mm
Rainfall this year65.8 mmLast Rainfall24 Apr 2025  3:37 am
Consecutive Rain Days0Consecutive Dry Days2
 
Wind
Wind Speed (gust)3 ktsWind Speed (avg)1 kts
Wind Bearing194° SSWBeaufort F1Light air
 
Pressure
Barometer (MSL)1026.7 hPaRising slowly0.3 hPa/hr
 
Solar
Solar Radiation 431 W/m2Theoretical Max Solar Radiation457 W/m2
Ultraviolet Radiation Index 1.2 Sunshine Today1.4 hrs
Evapotranspiration 0.00 mmCalculated Cloud Base860 ft

day night pie chart by  beteljuice
forecast icons by  Weather By You
moon phase icon by  GraemeT



page updated 26/04/2025 9:10:02 am