Cloudy Autumn 2009

Weather log autumn 2009

Temperatures cooled as normal in autumn, with few unusual features. Through early March and early May nights were cold, humidities were low, and skies were clear. Later in May, nights were very warm.
There were 16 rain days, which is more than normal (12), but most had very low readings. One rain day in April (36 mm) brought nearly half the season’s rain.

As in the summer, all mean temperatures (daily maximum, mean, and minimum), as well as the morning Dew Point, were normal. Neither of the previous two autumns had been normal: autumn 2008 was very cool and arid; autumn 2007 was very warm and humid.
The total rainfall of 81 mm is on the 30th percentile for autumn. It is 32 mm below the autumn median rainfall (113 mm).
At 33% cloudy mornings, this autumn was the cloudiest of the decade. Autumns average only 25% cloudy mornings, compared to 31% in winter and 30% in spring and in summer.

Climate autumn 2009

Data. Rainfall data is from Manilla Post Office, courtesy of Phil Pinch. Dew Point values before August 2005 are from Tamworth Airport 6am data supplied by the Bureau of Meteorology. Temperature and other data are from 3 Monash Street, Manilla.

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