1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th 21st 22nd 23rd 24th 25th 26th 27th 28th 29th 30th Temperatures Air Max (C) 16 11.6 13.9 12.4 11.4 10.4 10.6 12.4 11.9 9.2 10 11 13.5 9 9.8 7 5.5 7.1 7.3 6.5 5 7.5 11.4 12.2 13.9 10.5 12.3 12.3 8 12 Air Min (C) 10.5 7.6 5.5 6.7 8.6 5.2 2.1 4.6 7 5.1 6.3 7 3.5 7.5 3.1 3.5 1 0.6 1 2 2.5 2.7 4 6.6 9 9.5 4 5.3 6.5 1.3 Dry Bulb (C) 12.8 9 8.5 9.1 11.1 6.5 4.9 9.6 8.4 6.4 8.3 8 10 8.6 3.9 4.5 1.9 1.8 4.1 4.3 3.7 4.7 6.9 10.4 10.4 9.9 5.6 12 7.1 6.1 Wet Bulb (C) 11 7.6 7.9 8.5 9.9 5 4 8.9 7.7 5.8 7.4 7.7 9.4 8.3 3.2 2.9 0.9 1.1 3.4 3.3 3 4.2 6.2 9.5 9.8 8.1 4.6 10.4 6.9 5 RH (%) 79 81 92 92 85 78 86 91 90 91 87 96 93 93 88 90 80 87 88 84 88 92 90 88 92 77 84 81 97 59 Rainfall Total (mm) 0.3 _ _ _ 6.7 tr _ _ _ tr 3.7 tr tr 0.5 0.4 _ 1.6 tr 1.2 1.1 tr 0.9 tr 1.8 _ 1.5 0.1 3.6 tr 0.1 Duration (hrs) 0.25 _ _ _ 8.5 _ _ _ _ _ 8 _ _ 1.5 1.4 _ 2.8 _ 0.6 0.6 _ 0.3 _ 2.6 _ 1.5 _ 5 _ 0.1 Acidity (pH) _ _ _ _6.51 _ _ _ _ _6.36 _ _ _ _ _ 6.7 _6.13 6.31 _6.26 _6.37 _6.33 _6.45 _ _ Winds (mph) Direction s sw sw sw s nw nw nw ne ne ne se se se ne n ne ne n ne ne nw w sw sw sw sw sw w sw Speed (0830) 20 10 8 9 26 16 4 2 8 12 7 4 5 7 5 3 15 7 13 11 6 6 6 10 8 25 7 16 2 18 Speed (24 hrs) 9 6 5 11 13 9 4 4 6 7 5 3 4 5 3 7 7 14 9 6 4 5 7 12 10 12 12 12 4 9 Max Gust 38 18 10 29 39 48 14 14 22 31 31 19 26 30 17 30 29 36 42 35 16 22 21 31 43 42 33 41 21 30 Pressure (mb) At 0830hrs 1005 1014 1028 1022 1001 1008 1025 1030 1038 1041 1040 1034 1030 1025 1024 1018 1018 1012 1020 1025 1022 1013 1019 1019 1022 1016 1019 1012 1019 1023 From 0600hrs -2 4 2 -1 -4 5 1.5 1 1 0 0 0 0 0 0.5 -0.5 2 -0.5 1 0 0 0 1 0 1 -2 3.5 -1 3 -1.5 Insolation Cloud types sc ccac,cc cc scclear ac scclear ac scac,sc sc obs ac ac ccclear accc,ac sc st stst/cc sc sc ci ac st ac Cloud cover 8 3 6 7 8 0 6 8 0 7 8 3 6 9 6 7 6 0 7 2 8 8 6 6 6 8 1 7 8 8 Sunshine (hrs) 0.2 3.4 1.2 0.5 0 4.9 0.7 0.3 3.4 0 0 2.3 0 0 1.8 1.5 2.4 2.2 2.9 3.5 0 0.2 1.2 0 2.3 0 2.9 1.9 0 0 Visibility 7 8 6 6 5 8 7 7 5 6 7 6 4 4 7 7 8 7 7 7 7 6 7 7 7 7 8 7 6 7 Other Ppt Snow/sleet falli _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Depth of snow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Hail (<5mm) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Hail (>/=5mm) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Other Obs Thunder heard _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Lightning seen _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Ground Obs Grass Min (C) 7.7 4.2 1.5 3.1 6 1.1 -2 1.3 1.5 -0.5 2.5 6 -1 5.8 -1.5 -0.6 -3.2 -4 -2.5 _-1.6 -1 -1.5 4.6 6.3 6.5 -1.3 2.5 5.5 -3.9 Concrete Min (C) 7.4 5.4 6 4.6 7 2.1 -0.4 2.6 4 1.5 4.8 7 0.8 4.2 -0.5 1 -1.2 -1.7 -1.6 _ 0.5 1.7 0 5.4 7.6 8 1.3 3 1 -2.1 Bare Earth (C) 10.2 7.6 8.2 8.1 10.3 5.1 4.2 9 6.5 6 8.6 8.4 6 8 4.2 4.9 1.3 1.2 1.3 2.9 4.1 4.5 6 9.4 9.5 8.9 4.4 10.5 7 5.9 Soil Temps 5cm 10.2 7.8 7 6.9 8.5 5.2 3.4 7.6 7 5.2 7.2 7.8 5.6 6.8 5.6 5.2 2.2 2.2 1.3 2.2 3 3.8 3.7 6.8 8.2 7.9 4.5 7.8 7.3 2.3 10cm 10.7 9.3 7.5 8.2 9.1 7.2 4.6 8.5 8.1 6.8 8 8.6 6.8 8.3 6.5 6.6 4.4 4.1 3.2 3.7 4.4 4.8 7.5 7.5 8.5 8.4 6.3 8 8 4.8 20cm 10.1 10.1 9 9 9.2 8.4 5.8 8.6 9.1 7.5 8.5 9 7.5 8.5 7.6 7.5 5.5 5 4.2 4.6 4.8 5.1 5.1 7.2 8.6 8.6 7.3 8 8.5 6 30cm 10.1 11 10 9.9 10 9.4 8.1 8.9 9.6 8.4 9.1 9.1 8.5 9 8.5 8.2 6.6 5.8 5.1 5.3 5.4 4.6 5.8 7.2 8.4 8.9 8 8.1 9 8.1 40cm 10.1 11.2 10.4 10.2 10.1 9.9 9.1 9.2 9.6 9.4 9.3 9.5 9 9 9.2 8.6 8 6.7 6.1 6.2 6.1 5.2 6.4 7.2 7.9 8.6 8.3 8.1 8.6 7.5 50cm 10.2 11.6 11 11 10.7 10.5 9.8 10 10.2 10 10.1 10.3 9.5 9.6 9.5 9.5 8.5 8 7.5 7.1 6.9 7 7 7.6 8.1 8.9 8.3 8.6 9 8.5 100cm 10.2 12.4 12 12 12 10.9 10.5 11.5 11.1 11.4 11.3 11.2 10.6 10.7 10.6 10.6 10.5 10.1 10 9.6 9.4 9.4 9.2 9.2 9.2 9.2 9.4 9.4 9.6 9.3 Slab 1 1 0 1 0 1 0 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 Ground Without snow 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 With snow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _