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 31st Temperatures Air Max (C) 7.6 10.6 10.6 6.6 11.1 10.2 9.9 8.5 5.2 6.9 10.3 8.4 4.5 4.6 6.7 4.2 7 6.9 7 4.6 5.8 6.7 6.6 6 5.4 4.9 4.9 11 13.1 12.2 12 Air Min (C) 3.4 3.3 5.3 -0.4 0.2 4.1 2.6 3.8 -0.1 -1.5 0.3 6.2 1.2 0.6 1.3 -0.7 0.4 1 1.8 -0.4 2 3.8 0.6 0.2 -0.6 -1 -1.6 -0.3 3.5 8.1 9.5 Dry Bulb (C) 3.5 5.8 10.1 0.5 4.5 8.3 5.8 4.4 1.5 0 6.7 7.6 2.9 1.9 4.2 0 4.2 2 5 3 3.6 5 3.2 0.9 1.8 -0.4 1.5 3.8 11 9.8 10.8 Wet Bulb (C) 3.3 4.9 9.9 0.2 3.7 7.3 5.1 3.5 0.9 -0.5 6 6.7 2.4 1.4 3.6 -0.6 3.9 1.8 4.2 2.2 2.9 4.3 2.5 0.6 1.4 -0.7 0.5 2.6 9.1 9.4 9.9 RH (%) 97 87 97 94 87 86 89 85 89 90 90 87 87 91 90 88 95 96 87 86 88 89 88 94 93 94 81 78 76 95 89 Rainfall Total (mm) 0.1 tr 3.8 0.1 1.5 tr 0.7 tr _ tr _ 3 0.1 0.8 0.1 tr 0.1 tr _ _ 1.8 tr _ tr _ _ _ 0.3 0.9 _ 0.2 Duration (hrs) _ _ 5.6 _ 1.4 _ 0.9 _ _ _ _ 4.5 _ 0.9 _ _ _ _ _ _ 0.8 _ _ _ _ _ _ 0.6 2.3 _ 0.5 Acidity (pH) _ _ 6.45 _ 6.33 _ _ _ _ _ _ 6.41 _ 6.26 _ _ _ _ _ _ 6.16 _ _ _ _ _ _ _ 6.28 _ _ Winds (mph) Direction ne w sw sw sw sw sw sw nw sw sw sw sw ne ne n n n n nw n ne ne ne var nw ne sw nw nw sw Speed (0830) 2 5 14 12 17 13 17 11 5 7 12 15 10 7 12 2 9 6 9 4 6 37 10 3 3 3 4 10 26 12 8 Speed (24 hrs) 4 11 5 9 17 8 13 5 4 10 12 14 6 10 5 5 3 7 4 6 8 13 6 2 4 3 6 13 12 11 9 Max Gust 16 35 20 34 40 23 35 20 17 17 23 30 34 23 23 29 23 23 30 21 47 53 27 12 9 14 20 55 55 42 29 Pressure (mb) At 0830hrs 1023 1023 1016 1014 1014 1009 1017 1015 1025 1026 1034 1026 1020 1027 1037 1040 1036 1035 1037 1033 1033 1018 1024 1024 1028 1031 1029 1018 997 1010 1017 From 0600hrs 2 0.5 1 -1 -1.5 3 -1 3 2 0 0 -1 1 1 2.5 0 0 0 0 -1 0 -1 1.5 0 1 0.9 -0.7 -1.7 0 1 0 Insolation Cloud types clear sc sc,ns obs ac,as sc sc,as clear ac ci sc sc st ac sc cc st obs sc st ac,cc cu sc,ac ac sc cl sc sc ac,cs sc sc Cloud cover 0 8 8 9 6 7 8 0 1 1 7 8 8 5 8 1 8 9 8 8 3 3 5 4 5 0 7 8 6 8 8 Sunshine (hrs) 1.3 4.2 0 0.2 0.1 2 0 4.1 2.3 0.4 0.6 0 0.1 1.1 1.2 3.7 4.2 0 1 0 4.5 1.4 2.6 4.2 0 4.2 4 0 2.9 0 0 Visibility 5 7 7 2 7 7 7 7 7 7 7 7 7 7 7 7 5 4 5 5 4 7 7 5 5 5 5 5 8 8 7 Other Ppt Snow/sleet falling _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Depth of snow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Hail (<5mm) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Hail (>/=5mm) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Other Obs Thunder heard _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Lightning seen _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Ground Obs Grass Min (C) -1.9 -1.6 2.2 -3.6 -3 0.6 -2.6 -0.4 -5.9 -6.6 -1.5 4 0.9 -6.4 -1.3 -4.8 -4.4 -3.5 -1.5 -5.5 -2.5 -2.4 -2.4 -2 -5.5 -5 _ _ _ 3.1 5.1 Concrete Min (C) 0.1 0.3 3.8 -1.6 -1.9 1.3 -1.1 0.9 -4.4 -6 -3.5 _ 2.1 -1.8 _ -3.1 -3 -2 0 -4.5 -1.6 -0.6 -2.8 -1.1 -4 -3.5 -1.6 -2 3.1 4 5.9 Bare Earth (C) 1.5 4.8 9.6 1.2 2.1 7.3 4.4 2.9 -0.2 -0.5 3.6 6.5 3 0.3 3.9 -0.6 -4 0.1 4.4 1.7 3.1 3.5 2.7 0.1 -0.5 -1.1 0.8 3.3 8.4 8 10 Soil Temps 5cm 2.2 2.3 6.8 1.7 0.6 5.4 2.2 2.6 -0.4 0 3.2 4.6 3.3 0.9 2.7 0.7 2.1 0.8 2.9 0.9 2.2 2.4 1.1 1.1 0.5 0.4 0.7 1.4 4.9 5.2 6.9 10cm 3.5 3.9 6.5 2.1 1 5.7 3.5 4.5 1.1 0.5 3.4 4.7 4.4 2.2 3.5 2.2 2.9 1.9 3.6 2.1 3.1 3.4 2.2 2.4 1.7 1.6 1.7 2.5 5 5.5 6.8 20cm 4.1 4.1 6.1 4.1 2.9 5.6 4 5.1 3 2 3.5 5 4.8 3 3.8 3 3.1 2.9 4 3.2 3.5 3.6 2.8 3 2.4 2.1 2.4 2.6 5 5.5 6.6 30cm 4.2 4.1 5.6 4.9 3.5 5.5 4.6 5.2 3.9 2.5 3.6 4.7 5 3.9 4 3.5 3.5 3.4 4.3 3.5 3.7 3.9 3.4 3.4 3 2.7 2.8 3 4.6 5.5 6.4 40cm 4.2 4.2 5.1 5.3 4.4 5.1 5 5.3 4.5 2.6 3.9 4.9 5 4.6 4.2 4.1 4.5 4.9 4.5 4.1 4.3 4 3.8 3.9 3.6 3.4 3.4 3.5 4.1 5 5.4 50cm 4.5 4.6 5.2 5.6 5 5.2 5.5 5.6 5.2 4 4.5 6 5.3 5.1 4.9 4.7 4.8 5.6 4.9 5 4.8 4.5 4.5 4.5 4.1 4 3.9 4 4.4 5.2 5.8 100cm 5.6 5.7 5.9 5.8 6 6 6 6.1 6 6 6 6 5.8 6 5.9 5.7 5.7 6.4 5.5 5.6 5.6 5.5 5.5 5.5 5.4 5.3 5.3 5.2 5.2 5.2 5.5 Slab 1 1 1 1 3 1 1 1 0 0 1 1 2 3 1 4 1 1 1 1 1 1 1 1 0 0 0 0 1 1 1 Ground Without snow 1 1 1 1 4 1 1 1 4 4 1 1 1 4 1 0 1 1 1 1 1 1 1 1 4 4 1 1 1 1 1 With snow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _