(Most figures are from the Bureau of Meteorology station at Breakwater “Geelong Racecourse AWS”, with all temperature and rainfall averages from 1992-2010 at Geelong Airport (Mount Duneed). * – In order to facilitate some sort of comparison between the old and new AWS sites, the factor of 0.6 degrees C is subtracted.
|Month||Weather Conditions||Temps (deg C)||Rainfall (mm)||Cumulative Rainfall||Comments|
|JAN||Warmer than normal by 1.2 (1.85 – 0.6 deg C*). 7 days >30 deg. Top 41.8 on 2nd. High minimum 21.9 on 30th. 3 strong wind days (max gust 70 kph on 11th & 30th.||Av max. 26.0 Jan av max. is 24.5. Av min 15.1. Av is 12.9.||Breakwater 32.6 mm. Urban area averaged 28 mm.January normal is 37.3 mm.||Breakwater 32.6 mm.Urban area 28 mm.
Normal Geelong AP cumulative total (1 month) is 37.3mm.
|Widely varying rainfall. Grovedale 11 mm, Bell Post Hill 45 mm. Most of Otways above average and catchments 79.9%. No severe storms but minor flash flooding on 8th.|
|FEB||Warmer by c.0.5C. 6 days >30 deg. Top 38.6 on 25th. High min 22.4 on 26th. 1 strong wind day (80 kph on 5th). Summer slightly warmer than normal.||Av max 26.0. Feb av max. is 24.8. Av min14.8. Av is 13.6.||Breakwater 59.4 mm. Urban area averaged 65 mm. February normal is 31.5||Breakwater 92.0 mm.Urban area 93 mm.
Normal Geelong AP cumulative total (2 months) is 68.8 mm.
|Wide rainfall variations. Low around Golden Plains, higher in Geelong and Otways. 3 thunder days, no severe storms. Minor flooding in Geelong on 12th. Catchments 77%.|
|MAR||Cooler by c.0.2C. 2 days >30. Top 33.2 on 14th. 2 very windy days (61 kph) on 1st & 23rd. 3 thunder days, no severe storms. Several foggy mornings.||Av max 23.0. Mar av max. is 23.1. Av min 13.0. Av is 12.0.||Breakwater 27.2 mm. Urban area averaged 30 mm. March normal is 32.0.||Breakwater 119.2 mm.Urban area 123 mm.
Normal Geelong AP cumulative total (3 months) is 100.8 mm.
|Average rain across urban area. Very high in Otways. Below av in Golden Plains & Bellarine Pen. Catchments at 74.9%.|
|APR||Warmer by c.0.7C. 1 day >30 deg. Top 31.8 on 6th. 1 very windy day (6th) >60 kph. 1 Severe storm on 6th with structural damage. 3 thunder days.||Av max 21.7. Apr av max. is 20.2. Av min 13.0. Av is 10.6.||Breakwater 45.4 mm. Urban area averaged 42 mm. April normal is 45.2.||Breakwater 164.6 mm.Urban area 165 mm.
Normal Geelong AP cumulative total (4 months) is 146.0 mm.
|Average rain in urban area. Above av in Bellarine Pen. Below average in Otways, Moorabool system & Golden Plains. Catchments 73%.|
|MAY||Cooler by 0.1 deg. Top temp 24.2; lowest 4.3 on 21st. No frosts. 1 very windy day (76 kph on 23rd). No severe storms but 1 thunder day (9th).||Av max 17.0. May av max. is 17.0. Av min 8.8. Av is 7.8.||Breakwater 83.2 mm. Urban area averaged 80 mm. May normal is 46.5.||Breakwater 247.8 mm.Urban area 245 mm.
Normal Geelong AP cumulative total (5 months) is 192.4 mm.
|Well above average rain in most of region. 2 wrap-around ECL systems (around 3rd & 25th) brought most rain. BoM 3-monthly predictions completely wrong again. Catchments 72%.|
|JUNE||Cooler by 0.5 deg. Top temp 16.3; lowest 0.8 on 27th. 2 frosts. 1 very windy day (4th – 63 kph). No storms. 2 earth tremors on 16th & 20th.||Av max 13.8. June av max. is 14.5. Av min 6.8. Av is 5.9.||Breakwater 104.4 mm. Urban area averaged 100 mm. June normal is 42.2.||Breakwater 352.2mm.Urban area 345 mm.
Normal Geelong AP cumulative total ( 6 months) is 234.6 mm.
|Well-above average rain for all areas. 2 East Coast Lows with wrap-around effect. Wettest 24 hrs: 38 mm on 5th, wettest 3 consec June days (3rd-5th) since 1952. Catchments 84%.|
|JULY||Warmer by 0.5 deg. Top temp 17.9; lowest -1.2 on 8th. 3 frosts on consec days (7th, 8th, 9th). Month warmer than June. No storms, no strong wind gusts.||Av max 14.3. July av max. is 13.9 . Av min 6.7. Av is 5.4.||Breakwater 56.4 mm. Urban area averaged 52 mm. July normal is 49.5.||Breakwater 408.6mm.Urban area 397 mm.
Normal Geelong AP cumulative total (7 months) is 282 mm.
|Above average rain for Geelong-Bell Pen-Otways. Golden Plains below av. 25 rain days (av 17). Catchments 89%. West Barwon 100% for full month.|
|AUG||Cooler by 0.3 deg. Top temp 19.8; lowest 1.2 on 13th. 3 frosts. 1 thunder day, no severe storms. 4 strong gusts (max 78 kph on 5th). Winter cooler by 0.2 deg (after adjustment).||Av max 14.9. Aug av max. is 15.0. Av min 6.6 . Av is 5.8.||Breakwater 78.8 mm. Urban area averaged 70 mm. August normal is 49.1.||Breakwater 487.4 mm.Urban area 467 mm.
Normal Geelong AP cumulative total ( 8 months) is 331 mm.
|5th successive month above av rain across most of region. Catchments 95%, West Barwon 100% for month. Beech Forest (249 mm) wettest in Victoria.|
|SEPT||Warmer by 0.7 deg. Top temp 26.7 C on 27th. Lowest min 3.5 C on 26th. Coldest day 12.7 on 29th. 6 windy days (top 78 kph on 7th).||Av max 17.6. Sept av max. is 16.5. Av min 8.1. Av is 6.6.||Breakwater 46.8 mm. Urban area averaged 52 mm. September normal is 49.7.||Breakwater 534.2 mm.Urban area 519 mm.
Normal Geelong AP cumulative total ( 9 months) is 382.7 mm.
|Geelong above average again but Otways and Bellarine below. Catchments 97%. Snow at Beech Forest & Meredith on 29th. 2 hail days. 2 thunder days – 1 severe wind storm.|
|OCT||Warmer by 0.3 deg. 2 days >30 deg, highest 32.9 on 31st. Lowest min 4.0 C on 9th. Coldest day 11.9 C on 6th.||Av max 19.9. Oct av max. is 18.6 . Av min 8.2. Av is 7.6.||Breakwater 16.2 mm. Urban area averaged 18 mm. October normal is 51.3.||Breakwater 550.4mm.Urban area 537 mm.
Normal Geelong AP cumulative total (10 months) is 434 mm.
|Whole region below average rain.Catchments 97%. 1 hail day on 11th, no storms or thunder-days. 3 strong wind gusts, incl 70 kph on 4th.|
|NOV||Warmer by 0.9 deg. 2 days >30 deg (37.3 C on 29th & 35.3 on 24th). Equal record highest Nov min (21.2 C on 30th).||Av max 22.4. Nov av max. is 20.7. Av min 10.8. Av is 9.5.||Breakwater 34.8 mm. Urban area averaged 34 mm. November normal is 52.8.||Breakwater 585.2 mm.Urban area 574 mm.
Normal Geelong AP cumulative total ( 11 months) is 486.8 mm.
|All areas below av rainfall. Spring rain only 66% of normal. Catchments 93%. Only 7 rain days, 3 thunder-days, no storm damage. 2 strong wind gusts (max 63 kph on 12th).|
|DEC||Warmer by 1.0 deg. Hottest day 38.3 on 23rd. 5 days >30 deg. Highest minimum 20.0 C on 24th. 2 very windy days (72 kph on 5th & 8th).||Av max 24.5. Dec av max. is 22.7. Av min 12.1. Av is 10.9.||Breakwater 24.2 mm. Urban area averaged 28 mm. December normal is 40.1.||Breakwater 609.4 mm.Urban area 602 mm.
Normal Geelong AP cumulative total (12 months) is 526.9 mm.
|Most areas below av rainfall.No severe storms. 2 thunder days.
Willy-willy at Corio on 12th – local damage.
OVERALL: New records and extremes set: 2 (See bold print in June & Nov above); Warmer by an estimated* 0.4 deg C (1992-2010 mean 14.1C); Tornadoes: nil; Willy-willies: one (12th Dec); Hottest Day: 41.8 on 2nd Jan; Warmest Night: 22.4 on 26th Feb; Coldest Day: 10.2 on June 21st; Coldest Night: Minus 1.2 on 8th July; Wettest Day: 38 mm on 5th June; Wettest Month: 104 mm in June: Driest Month: 16 mm in October; No of Days above 30°C: 25 (average 21); Number of “Thunder Days” in Urban area: 16 (19 in 2011); Number of severe storms: 2; Weather Fatalities: nil; Strongest Wind Gust: 80 kph on 5th Feb at Breakwater; Number of frosts: 8 (av = 15); Number of windy days (gusts >60kph): 26 (25 in 2011); Snow in the region: 29th Sept on Otways Ridge & Meredith. * Since the current AWS at Breakwater is urban in surroundings, its temperature figures do not provide an automatically available comparison with the average unless the factor of 0.6 degrees is subtracted. This has been done in this report. Copyright Ó Geelong Weather Services, 2012.