May 2011

RAINFALL

Most of the Geelong region had average to above average rain in May, despite the experts’ pessimistic outlooks. Apart from the northern suburbs and Moorabool catchment areas, most of the region south and east of the Barwon River has continued its run of average to wetter-than-average months, originating in August last year. Geelong Airport received 47.6 mm (av. 46.5), Torquay 70 mm (av. 58), St Leonards 68 mm (av. 58), Apollo Bay 120 mm (av. 99), Weeaproinah 198 mm (av. 200) and West Barwon Dam 96 mm (av. 108). The catchments are holding steady on 72% of capacity.

Autumn overall in Geelong was close to average with the region receiving around 95-100% of its normal autumn falls, again despite pessimistic probability forecasts.

TEMPERATURE

Geelong was a full degree C cooler than average in May. Daily minimums averaged 7.4 C and maximums 15.5 C, compared to the 20-year Airport means of 7.9 C and 17.0 C. It was Geelong’s coldest May in the 20-year Airport history.

This has resulted in a much colder autumn than normal, the coldest since 1996, and the third coldest in 20 years.

The warmest day was the 21st with 23.5 C, and the coldest were the 24th and 29th, with 12.9 C. Lowest minimum was 2.7 C on the 18th, but there were no frosts.

OTHER FEATURES

May was a very settled month as far as wind is concerned, with only one windy day >60kph, on the 13th when a maximum gust of 61kph was measured. On one of these settled days however, a small funnel cloud was observed and photographed over the Bellarine Peninsula near St Leonards on the 29th. No evidence was seen of it having touched down. There were no storms.

RAINFALL DATA

 

GEELONG REGION
Location Total for
Month
(mm)
Monthly
Average
(mm)
Aireys Inlet 44.6 (55.6)
Anakie 50.6 (52.0)
Anglesea na (63.0)
Apollo Bay 119.8 (99.2)
Ballan 62.2 (47.5)
Ballarat 65.4 (68.1)
Bannockburn 38.4 (46.0)
Barwon Heads 54.2 (64.0)
Bellbrae 37.0 (65.1)
Bells Beach na (65.1)
Beeac 34.4 (57.2)
Birregurra 43.6 (64.5)
Cape Otway 72.0 (91.7)
Colac 54.2 (71.9)
Clifton Springs 49.0 (n.a.)
Curlewis 44.9 (n.a.)
Drysdale 48.0 (48.0)
Durdidwarrah na (59.0)
Forrest (West Barwon Dam) 96.4 (108.4)
Gellibrand na (93.7)
Inverleigh na (56.6)
Johanna Heights na (170.0)
Lal Lal na (64.2)
Lavers Hill na (180.0)
Melba Gully na (n.a.)
Meredith (Darra) 52.6 (60.2)
Moriac na (55.0)
Morrisons na ()
Mt Cowley 113.4 ()
Mt Mercer 59.0 ()
Mt Sabine 168.0 ()
Pollocksford na ()
Point Lonsdale 60.9 (57.0)
Portarlington na (58.4)
Queenscliff na (58.1)
Scotsburn na ()
Sheoaks 42.2 ()
Shelford na (47.0)
Skipton 56.4 (44.0)
St Leonards 68.0 (58.0)
Teesdale na (45.2)
Torquay 70.0 (58.0)
Weeaproinah 198.2 (200.1)
Winchelsea 38.2 (48.0)
You Yangs 27.0 (44.0)
GEELONG SUBURBS
Location Total for
Month
(mm)
Monthly
Average
(mm)
Avalon 23.6 (48.5)
Bell Park 30.2 (50.7)
Belmont 37.2 (47.1)
City 29.0 (49.8)
Connewarre 34.7 (43.9)
Corio 23.3 (43.0)
East Geelong 28.9 (43.0)
Grovedale 41.0 (49.8)
Grovedale South 46.5 (49.8)
Hamlyn Heights 29.4 (53.5)
Herne Hill na (53.5)
Highton 42.0 (49.8)
Lara 21.5 (39.4)
Lara (Serendip) na (39.4)
Leopold na (44.4)
Leopold East 48.5 (44.4)
Manifold Heights 31.0 (44.4)
Moolap 34.0 (46.0)
Mt Duneed Airport 47.6 (46.5)
Mt Duneed West 59.7 (49.0)
Waurn Ponds 43.0 (49.0)
Whittington na (49.8)
Average across Urban Area 45.0 (45.0)

 

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