Adelaide Monthly Climate Summary: July 2006
Another drier than average month

Monday 31 July, 2006

In Brief

Rainfall in Adelaide during July was well below average, while temperatures were near normal.

Details

Rainfall:

Adelaide's rainfall for July 2006 is 34.2 mm, recorded on 14 days. This is 42.3 mm below the average of 76.5 mm on 17 days. Last year 42.8 mm was recorded in July on 21 days. This has been the driest July since 1997 when only 22.2 mm was recorded. The driest ever July was in 1899 when only 10.1 mm was recorded.

The total rainfall for the first seven months of 2006 is 206 mm. Last year 255 mm was recorded over the same period. The average rainfall for the first seven months is 316.6 mm.

The total rainfall for the first two months of winter 2006 is 46.6 mm. This is 112.6 mm below the average of 159.2 mm for the same period. The 2006 June/July period is the second driest on record, the driest was in 1913 when only 33.6 mm was recorded.

Temperatures:

The mean maximum temperature for July 2006 was 15.3°C*, which is equal to the normal July mean maximum of 15.3°C. The mean July maximum last year was 15.5°C.

Maximum temperatures ranged from 12.0°C on the 14th July to 18.8°C on the 10th July.

The mean minimum temperature for July 2006 was 7.5°C, which is 0.1°C above the normal July mean minimum of 7.4°C. Last July, the mean minimum was 7.8°C.

Minimum temperatures ranged from 2.2°C on the 20th of July to 11.6°C on the 1st July.

*calculated to 3pm 31 July 2006

Please Note: this information is provided on the last working day of the month; naturally, finalised figures cannot be provided until the first working day of the following month, when a more complete release will be issued .

ADELAIDE SUMMARY ISSUED 31 July, 2006

Further information:
Bruce Brooks, tel: (08) 8366 2698, e-mail: climate.sa@bom.gov.au