December 2022 Summary
Rainfall was average or higher than average across 87 per cent of the area. Total rainfall was 14 mm, 12 per cent lower than the long-term mean of 16 mm for December.
Streamflows were average for 78 per cent of the sites. Greenough River - Pindarring Rocks had the third highest streamflow for December since 1980.
During December, the total storage volume Pilbara (the only storage in the area) decreased by five per cent. By the end of the month, the volume of water stored was 55 per cent of the total accessible capacity, which is seven percentage points higher than the previous year.
|Rainfall decile group||Percentage of area|
|Highest on record since 1900||0%|
|Very much above average||12%|
|Very much below average||4%|
|Lowest on record since 1900||0%|
Data files are in zipped ASCII, CSV and text formats
File package size: 29Kb