Gungahlin receives typically mixed September weather.
Weather conditions across Gungahlin during September were typical for early spring, with a mix of warm and cold outbreaks, gusty winds, thunderstorms, sunshine and frost.
Nights were cool to cold, with an average minimum of 2.4°C; down on the average of 3.3°C recorded last September, and below Gungahlin’s longer term September average of 4.2°C. The warmest night for the month occurred on September 28, when the temperature was a mild 11.1°C, while on September 1, it dropped to a frosty minus 5.8°C. This is the coldest September morning recorded at the Gungahlin Weather Centre. The previous record low was minus 3.9 on September 2, 2003.
Days were generally cool to mild and sunny, with an average maximum of 15.9°C; down on last September’s average of 16.5°C. Gungahlin’s longer term September average is 16.4°C. The highest temperature for the month was a warm 21.1°C, recorded on September 27, while on September 7, overcast skies, rain and cold, gusty W/SW winds combined to keep Gungahlin's maximum temperature to just 9.8°C.
Gungahlin received 15 frosts during September and there were 2 fogs. This compares to the 11 frosts and 1 fog recorded in Gungahlin last September.
Winds at the Weather Centre averaged at 4.1 km/h during September (the same average as last September). The strongest gust for the month was 56.3 km/h from the W/SW, recorded on September 7.
Gungahlin recorded 46.8mm of rain during September, over 12 days. This compares to the 34.2mm that fell last September. Gungahlin’s longer term September average is 50.3mm. Falls in other parts of Canberra were also below normal, with Canberra AP recording 41.4mm for the month, Monash 37.6mm, Tuggeranong 40.4mm and Melba 51.9mm. Gungahlin’s total rainfall so far in 2012 now stands at 529.2mm, well above the 313.2mm that fell over the same period last year.
Gungahlin's October outlook: Typical spring weather conditions (changeable temperatures and windy) should continue in Gungahlin during October. Overall, daytime temperatures should average at around 19°C, and nights at 6°C. This compares to Gungahlin’s longer term October average of 6.7°C to 19.6°C. Despite the dry start to spring, rainfall prospects for October look quite positive, with at least average falls expected. With this in mind, Gungahlin should receive around 55mm of rain during the month, a little above the longer term average of 52.3mm.
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