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Mortlake Climate

Mortlake Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
25.8 26.3 23.8 20.0 16.2 13.6 13.0 13.9 15.8 17.9 20.7 23.3 19.1
Mean Min (°C)
10.8 11.4 9.8 7.8 6.6 5.1 4.6 4.9 5.7 6.3 7.8 9.2 7.5
Mean Rain (mm)
35.3 34.3 32.8 45.6 50.4 55.1 65.1 69.9 57.2 53.5 50.9 45.1 598.1
Median Rain (mm)
23.2 29.1 31.3 43.0 37.7 46.8 50.4 63.8 53.4 39.3 48.1 36.8 565.8
Mean Rain Days
7.8 7.3 10.6 14.4 17.5 18.2 19.9 18.9 18.9 16.8 12.3 11.2 170.9

Mortlake Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
44.9 46.0 41.5 36.9 27.9 23.2 19.1 23.4 27.9 35.8 38.3 41.7 46.0
Low Max (°C)
14.1 13.8 13.9 11.2 6.7 8.6 7.1 6.7 7.9 9.7 11.2 12.3 6.7
High Min (°C)
27.5 23.8 22.4 21.3 15.6 14.3 12.3 13.3 14.5 17.5 19.8 21.1 27.5
Low Min (°C)
1.1 2.0 -1.3 -2.5 -2.9 -5.0 -5.3 -13.2 -2.9 -3.9 -1.4 -0.6 -13.2
High Rain (mm)
59.8 49.0 30.8 33.0 37.0 24.4 52.2 42.6 28.0 28.0 39.4 67.0 67.0

Mortlake Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
28.5 30.9 28.2 23.4 18.2 15.2 13.9 15.6 17.5 20.7 25.6 26.4 20.6
Low Mn. Max (°C)
21.6 22.8 21.3 16.5 14.1 11.9 11.6 12.3 13.0 15.0 18.0 19.0 17.9
High Mn. Min (°C)
13.3 14.4 11.7 10.6 9.7 7.0 5.6 6.7 7.6 8.4 11.0 10.5 8.3
Low Mn. Min (°C)
7.5 6.9 7.2 6.0 5.2 2.5 2.5 2.9 4.3 3.8 5.4 6.4 6.8
High Rain (mm)
134.4 87.0 63.2 75.2 122.8 100.8 128.0 167.0 95.4 96.0 96.4 129.0 830.8
Low Rain (mm)
1.6 0.8 9.2 11.6 7.2 22.0 22.8 23.4 23.6 15.8 20.2 5.6 386.6

Mortlake Annual Temperatures & Rainfall

MORTLAKE RACECOURSE

Mean daily minimum temp
Mean daily maximum temp
Highest/lowest on record
Highest/lowest on record
Mean monthly rainfall

Mortlake Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
0.8 0.5 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 1.6
≥ 35.0°C
3.7 3.2 1.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 1.4 9.8
≥ 30.0°C
7.3 8.2 5.3 0.8 0.0 0.0 0.0 0.0 0.0 0.4 2.2 4.5 27.9
≤ 2.0°C
0.2 0.0 0.5 2.2 3.1 5.8 6.0 5.1 3.9 4.0 1.7 0.6 32.7
≤ 0.0°C
0.0 0.0 0.0 0.7 0.8 2.2 1.7 1.5 0.8 0.9 0.3 0.0 8.8

Mortlake 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
33.5 33.9 30.6 25.4 19.3 15.5 14.8 16.3 18.7 22.9 27.1 30.4 26.2
Low Max
19.3 19.3 18.0 15.0 13.4 11.4 11.1 11.4 12.5 13.6 15.2 17.4 12.9
High Min
15.5 15.9 13.7 11.8 10.4 8.5 7.5 8.1 9.1 10.0 12.0 13.4 12.1
Low Min
5.6 6.7 5.2 3.5 2.6 1.2 1.3 1.6 2.0 2.0 3.4 4.6 2.9

Mortlake Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
23 24 23 23 24 23 24 24 24 25 25 24 23.9
Earliest Entry
1991 1991 1991 1991 1991 1991 1990 1990 1990 1990 1990 1990 1990
Latest Entry
2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014
Years of Maxima
23 24 23 23 23 23 25 24 25 24 25 25 23.9
Earliest Entry
1991 1991 1991 1991 1991 1991 1990 1990 1990 1990 1990 1990 1990
Latest Entry
2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014
Years of Rainfall
19 19 19 19 19 20 20 20 21 20 20 20 19.7
Earliest Entry
1995 1995 1995 1995 1995 1994 1994 1994 1994 1994 1994 1994 1994
Latest Entry
2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014

Station Details

MORTLAKE RACECOURSE
South West, Victoria
38.0737°S 142.7744°E 130m AMSL
Commenced 1990
Display Your Local Weather

Weather News

Police rescue motorists stranded in heavy snowfall in Tasmania's south

12:56 EST

Snow has affected some roads in Tasmania's south, prompting police to warn drivers to use extreme caution after a number of motorists were left stranded on Friday night.

Wild weather for the Southwest

12:13 EST

A strong cold front is moving across the Southwest bringing gusty winds, heavy rain and the chance of some severe thunderstorms.

Heavy snow in Tasmania leaves motorists stranded south of Hobart

08:42 EST

Snowfalls in southern Tasmania have trapped a number of cars on a highway south of Hobart.