December 2015

RAINFALL

Another very poor rainfall month has closed the year with an aggregate of around 70-75% of normal rainfall for the Geelong Region. In December Geelong’s urban area rainfall was 25 mm, just over half the 30-year average of 44 mm.  A large area from the Great Dividing Range southwards to the Otways Coast averaged less than half the normal December figure.

For a graph of the year’s monthly totals please see this link:

http://geelongweatherservices.com.au/wp-admin/post.php?post=1291&action=edit&message=10

 

TEMPERATURE

December was the hottest on record since 1902.  Minimums averaged 13.3 degrees C and maximums were 26.9 degrees;  the result was a mean monthly temperature 2.6 degrees above the latest 30-year averages.

The top temperature was 44.4 degrees C, reached on the 19th, the hottest December day on record, and there were 8 days over 30 degrees C.  The normal for December is 4 or 5 days.

For the 2015 weather summary please click here:

http://geelongweatherservices.com.au/?p=1300&preview=true

OTHER FEATURES

Thunder days: one on 19th around Otways – Torquay areas.

High wind gust days:  three – max 70 kph on 20th at Breakwater.

Main bush and grass fire outbreaks:  Elaine and Buninyong area fires on 20th – minor damage; Lorne – Wye River area fires from 25th – major property damage, no casualties.

RAINFALL DATA

GEELONG REGION
Location Total for
Month
(mm)
Monthly
Average
(mm)
Aireys Inlet 22.6 34.0
Anakie 18.4 55.0
Anglesea na 48.0
Apollo Bay 42.5 63.2
Bacchus Marsh na 47.1
Ballan 25.4 45.9
Ballarat 26.4 51.6
Bannockburn 15.6 42.0
Barwon Heads Golf Club 21.1 47.0
Bellbrae na 54.0
Beeac 27.0 42.4
Beech Forest 47.8 96.4
Benwerrin 33.2 n.a.
Birregurra 19.6 42.4
Boonah 26.8 n.a.
Cape Otway 35.4 52.7
Clifton Springs 25.4 n.a.
Colac 23.0 46.6
Cressy na 42.7
Curlewis na 44.2
Dereel na 44.2
Drysdale 25.4 44.7
Durdidwarrah 15.8 55.1
Forrest na 60.3
Gellibrand na n.a.
Gerangamete na n.a.
Inverleigh 16.0 45.5
Lal Lal 19.0 n.a.
Laverton 30.8 45.0
Lethbridge na 55.9
Melbourne (City) 42.8 59.0
Meredith na n.a.
Meredith (Darra) 20.2 51.8
Moriac 22.8 n.a.
Morrisons na 47.0
Mt Buninyong 32.0 n.a.
Mt Cowley 23.2 85.0
Mt Gellibrand 19.4 na
Mt Mercer 21.2 n.a.
Mt Sabine 60.0 90.0
Point Lonsdale 21.5 45.0
Pollocksford 17.6 n.a.
Ocean Grove 19.0 45.5
Queenscliff 21.2 43.4
Shelford 13.0 45.0
Sheoaks 17.0 29.2
Skipton 22.0 46.4
St Leonards na 45.0
Sutherland’s Creek 15.2 na
Teesdale na 39.9
Torquay na 40.0
Wallington 23.0 n.a.
Wyelangta na 120.7
West Barwon Dam 45.0 65.0
Winchelsea 22.2 41.1
Wooloomanata na n.a.
You Yangs na n.a.
GEELONG SUBURBS
Location Total for
Month
(mm)
Monthly
Average
(mm)
Avalon 28.4 28.1
Bell Post Hill 22.0 47.8
Belmont 20.0 44.0
Breakwater Racecourse 24.6 41.0
Connewarre na 52.1
Ceres na 44.0
Corio 29.4 42.0
Drumcondra na 41.0
East Geelong 26.3 41.0
Grovedale na 44.2
Grovedale South 19.0 44.2
Hamlyn Heights na 42.0
Herne Hill 27.0 42.0
Highton 27.0 44.2
Lara 35.0 42.0
Lara (Serendip) 31.1 42.0
Leopold 27.5 53.9
Leopold East na 42.0
Manifold Heights 28.2 47.8
Moolap 26.2 38.0
Waurn Ponds 24.4 42.2
Whittington na 42.0
Urban Area Average 25.0 43.6