Monthly Weather Review, May 2022
Published: June 6, 2022
Overview
The total rainfall was 20.4 mm. The long-term mean at nearby Laverton is 46.1 mm.
The mean maximum temperature was 16.8° C. The long-term mean at nearby Laverton is 16.9° C.
The mean minimum temperature was 8.2° C. The long-term mean at nearby Laverton is 7.8° C.
Climatological Summary
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Monthly Meteograms
Click on a graph to see it displayed at full-size
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Performance Monitoring
To check for areal consistency, the daily maximum and minimum temperatures from the AWS are routinely compared against the BoM AWS at Laverton RAAF, whilst the daily rainfall from the standard rain gauge is compared against the BoM AWS at Laverton RAAF and the Melbourne Water rain gauge at Hoppers Crossing.
Note: Tr indicates a rainfall amount of less than 0.1 mm (a trace of rain) and does not count towards the monthly rainfall total or the number of rain days.
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Units of Measurement
Unless otherwise advised, temperature is given in degrees Celsius (° C) and rainfall in millimetres (mm).
Observation Times & Reporting Periods
The following conventions are used to assign dates to the observations:
- Maximum temperature : the 24 hours from 9 am on the date the data are recorded. The maximum temperature will usually occur in the afternoon of that day.
- Minimum temperature : the 24 hours to 9 am on the date the data are recorded. The minimum temperature will usually occur in the morning of that day.
- Mean temperature : the average of the daily maximum and minimum temperatures on the date the data are recorded.
- Daily rainfall : the 24 hours to 9 am on the date the data are recorded. A significant portion of the rain may have occurred on the previous calendar day.
- Monthly rainfall : from 9 am on the last day of the previous month to 9 am on the last day of the current month.
- Phenomena : the 24 hours to midnight on the date the data are recorded.
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