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Grenfell Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
31.9 31.0 27.8 23.0 18.1 14.4 13.2 15.1 18.3 22.5 26.4 29.6 22.6
Mean Min (°C)
16.7 16.8 13.8 9.8 6.8 4.4 3.4 4.3 6.4 9.3 12.1 14.5 9.8
Mean Rain (mm)
50.7 48.1 46.1 45.5 48.4 56.3 54.6 54.9 49.2 55.5 50.1 54.3 613.5
Median Rain (mm)
36.0 29.3 30.2 33.1 39.8 47.6 49.1 50.6 40.8 47.7 35.0 39.6 585.1
Mean Rain Days
5.3 4.7 4.9 5.3 7.0 9.4 10.4 9.6 8.0 7.6 6.2 5.5 82.5

Grenfell Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
43.9 43.1 38.9 35.3 26.5 23.3 22.5 26.5 32.5 35.6 41.8 41.0 43.9
Low Max (°C)
16.6 16.5 15.6 8.8 5.7 6.6 2.8 4.4 8.3 9.4 10.1 14.4 2.8
High Min (°C)
30.1 29.4 26.1 19.6 17.0 14.8 13.2 14.6 17.7 21.0 27.8 27.6 30.1
Low Min (°C)
6.0 6.1 3.5 0.0 -2.0 -6.5 -5.0 -3.3 -2.2 -1.1 2.2 4.3 -6.5
High Rain (mm)
110.7 88.4 104.6 68.2 80.0 94.2 40.2 73.2 58.9 56.9 85.6 105.4 110.7

Grenfell Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
36.1 35.9 31.5 27.5 20.6 17.0 15.7 20.1 21.1 26.4 32.4 32.6 24.1
Low Mn. Max (°C)
26.9 27.0 24.3 20.1 13.1 12.2 10.6 12.8 14.7 18.4 22.8 25.7 21.1
High Mn. Min (°C)
20.5 19.7 16.5 13.2 10.1 7.3 5.9 6.4 8.7 11.5 16.8 16.9 11.5
Low Mn. Min (°C)
12.6 14.7 10.9 7.3 3.1 1.3 0.8 2.6 4.4 7.6 9.2 12.0 8.1
High Rain (mm)
289.8 223.9 217.7 344.4 200.9 176.2 136.4 144.6 160.2 180.2 230.4 239.1 1071.0
Low Rain (mm)
0.0 0.0 0.0 0.0 0.0 2.8 2.0 0.0 1.5 0.0 0.0 0.0 233.3

Grenfell Annual Temperatures & Rainfall

Grenfell annual climate

Grenfell Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
0.7 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.2 1.4
≥ 35°C
7.7 4.8 1.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.7 3.7 18.5
≥ 30°C
19.4 15.6 8.4 0.7 0.0 0.0 0.0 0.0 0.1 1.8 6.6 13.7 63.0
≤ 2°C
0.0 0.0 0.0 0.2 2.7 7.3 10.4 7.5 3.4 0.4 0.0 0.0 30.1
≤ 0°C
0.0 0.0 0.0 0.1 0.6 2.5 4.8 2.6 0.9 0.0 0.0 0.0 10.9

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
37.0 35.7 32.0 27.2 21.9 17.5 16.4 18.5 22.6 27.8 31.8 34.9 31.7
Low Max
27.0 26.4 23.3 19.0 14.4 11.0 10.0 11.5 14.1 17.5 20.9 24.7 13.9
High Min
21.0 20.6 17.8 14.1 11.0 8.0 7.0 7.8 10.6 14.1 17.0 19.3 16.8
Low Min
12.2 13.0 9.8 5.7 3.0 0.6 0.0 0.8 2.5 5.0 7.4 10.0 3.2

Grenfell Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
42 41 41 40 40 42 41 42 42 41 40 41 41.1
Earliest Entry
1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012
Years of Maxima
42 42 41 40 40 42 42 42 42 42 41 41 41.4
Earliest Entry
1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012
Years of Rainfall
125 125 124 124 123 122 122 122 122 123 123 122 123.2
Earliest Entry
1886 1886 1886 1886 1886 1886 1886 1886 1886 1886 1885 1885 1885
Latest Entry
2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012

Station Details

GRENFELL (MANGANESE RD)
CW Slopes & Plains, New South Wales/ACT
33.8934°S 148.1718°E 390m AMSL
Commenced 1885

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Sydney's coldest weekend in almost a year

16:01 EST Sydneysiders should brace for a cold and wet weekend ahead, the coldest since last winter.

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