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) 10.6 10.7 11.6 5.6 10.2 11.5 9 10.6 7 10.1 10.1 6.4 3.4 1.9 2.7 10.1 11.8 3.3 0.9 2.3 5.1 11.5 9.6 12.4 5.2 5.9 3.6 3.2 4.5 5.4 8.2 Air Min (C) 6.1 3.7 4 0.1 -0.6 0.2 6.4 3.1 3.4 3.1 3.2 5.6 1.2 -0.6 -0.6 0 1.4 -1.1 -3.3 -4.9 -4.1 0.7 3.7 4.1 2.5 2.5 1.4 0.8 -0.7 0.4 2.1 Dry Bulb (C) 9 4.4 10 3.3 0.4 10.1 7.4 6.9 4 4 10 6.4 1.7 0 1.4 1.9 10 -0.2 -2.7 -4.9 0.9 5.1 4.4 8 4 4.2 2.1 1.8 1.3 2.3 3.9 Wet Bulb (C) 7.6 3.4 8.7 1.9 0 9 6.7 5.9 2.9 3.2 9.9 5.5 1 -0.1 0.7 1.7 9.2 -0.7 -3.8 -5.6 0.7 4.1 3.7 7.4 2.4 2.9 1.4 1.4 0.9 2.1 3.8 RH (%) 81 84 83 76 92 86 90 85 81 87 99 86 87 98 87 96 90 90 75 81 96 84 89 92 74 79 87 93 92 96 98 Rainfall Total (mm) tr tr 2.5 0.9 _ 4.6 _ 3 tr 15 8.5 3.2 8.6 0.3 tr 0.8 0.1 _ _ 0.8 0.5 2.2 8.2 5.8 2.2 3.9 0.1 _ 0.6 5.9 1.8 Duration (hrs) _ _ 0.4 0.3 _ 2.4 _ 0.6 0.1 6.8 3.4 2.3 4.6 0.5 _ 0.5 0.1 _ _ 1.5 0.4 4.1 n/a 5.8 1.1 1.3 _ _ 0.6 7.8 0.4 Acidity (pH) _ _6.46 6.41 _ 6.2 _6.52 _ 6.4 6.5 6.44 5.41 _ _6.41 _ _ _ _ _6.34 6.37 6.4 6.53 6.53 _ _ _6.33 6.39 Winds (mph) Direction nw nw sw nw nw w sw sw sw nw sw n sw nw n nw w ne n w s sw sw sw w w sw n n sw ne Speed (0830) 9 10 33 15 5 9 9 12 18 3 15 17 16 5 18 8 11 1 7 2 20 15 13 15 16 14 9 11 8 11 4 Speed (24 hrs) 9 11 11 9 8 9 9 15 10 8 8 8 6 7 10 10 7 3 7 8 14 13 16 15 10 7 4 5 5 5 6 Max Gust 32 44 53 38 30 30 27 38 35 21 38 30 18 32 35 39 33 21 23 33 30 38 47 57 36 43 22 20 25 25 17 Pressure (mb) At 0830hrs 1018 1023 1001 1010 1024 1013 1008 1004 991 1001 988 985 1003 998 1015 1024 1005 1016 1021 1028 1021 1016 1016 999 988 985 992 999 1013 1017 1019 From 0600hrs 1 2 -6 0 3 -0.5 -2 -5 -1 4 -2 1.5 0 0.5 4 2 -1.5 1 3 0.5 0 -1 2 1.5 3 3 -0.5 3.5 2 -2 1 Insolation Cloud types ac cs scclearac,sc ac sc ac cuac,ci sc sc cs cs cc cs sc ccclear ac sc stclear ci ac ac cc st cu st st Cloud cover 6 2 8 0 4 8 7 8 1 2 8 8 6 7 2 2 8 4 0 5 8 8 0 5 3 3 5 8 3 8 8 Sunshine (hrs) 1 2.3 0.2 3.1 2.6 0 0.3 0 1.7 2.9 0 0 0 1.9 0.8 1.5 0 1.2 3.4 1.4 0 0 2.3 0.4 0.8 2.6 0 0.6 3.6 0 0 Visibility 7 7 7 8 7 6 7 7 7 7 5 8 7 6 7 5 7 7 7 7 7 7 7 7 7 7 7 5 7 5 4 Other Ppt Snow/sleet falling _ _ _ 1 _ _ _ _ _ _ _ _ 1 1 _ _ _ _ _ _ 1 _ _ _ _ _ _ _ _ _ _ Depth of snow _ _ _ _ _ _ _ _ _ _ _ _ _ 1.5 1 1 _ _ _ _ 1 _ _ _ _ _ _ _ _ _ _ Hail (<5mm) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Hail (>/=5mm) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Other Obs Thunder heard _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Lightning seen _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Ground Obs Grass Min (C) 2.4 -1 -0.8 -4.3 -5.4 -3.6 2.1 -1 _ 1.5 -0.5 1.2 -2 -4 -5.5 -4.9 -1.5 -6.2 -7.9 -8.8 -7 0 0 1.4 -0.1 -1.5 -3 -2.3 -6.1 -5 0.2 Concrete Min (C) 4.4 -0.7 -0.9 -3.2 -3.7 -3 3.4 0.5 2 0.3 0 3 -0.5 -0.5 -2.5 -3.1 -2 -4.1 -7.6 -7.5 -5.8 0.1 1.3 2.1 1.6 0.1 -0.6 -0.6 -3.5 -3.7 0.4 Bare Earth (C) 5.3 1.5 9.4 1.5 -0.2 9 5.9 5.4 3 1.6 8.4 5.6 1.1 0.2 0.4 0 7.5 -0.3 -1.3 -1.9 0.6 3.2 3.1 6.2 2.2 1.6 0.4 1.7 0.6 1.1 3.8 Soil Temps 5cm 6.4 2.2 6.1 1.1 0.5 5.6 5 2.5 2.2 2.8 6 4.3 1.4 0.6 0.2 0.2 3.8 0.7 -0.1 -0.8 -0.7 -0.4 1.8 4.8 2.9 1.2 0.4 0.9 -0.1 -0.1 2.2 10cm 7.5 4.5 6.5 3.1 2.5 5.4 6.1 4.2 3.9 3.9 6.4 5.4 2.2 1.9 1.8 1.4 3.9 1.5 0.5 0.8 0.7 0.9 1.9 5.3 4.5 1.6 0.7 0.9 0.3 0.1 2.8 20cm 7.9 5.1 6.7 4.4 3.5 5.4 6.5 4.6 4.8 4.2 6 5.7 4.4 3.5 2.6 2.4 3.5 3.4 2.4 1.6 1.4 1.5 3.5 5.3 5.3 3.5 2.6 2.4 2 1.8 3.1 30cm 8 6.6 7 5.5 4.5 5.4 6.8 5.4 5 5 5.9 6.1 5.4 4 3.4 2.9 3.6 3.9 3 2.3 2 2 3.6 4.8 5.5 4 3.4 2.9 2.5 2.3 3.1 40cm 8 7.1 7.1 6.5 5.5 5.6 6.9 6 5.6 5.4 5.8 6.4 6.1 4.9 4.4 3.8 4.1 4.5 3.4 3.2 2.9 2.7 3.7 4.5 5.4 4.6 4.1 3.6 3.4 3 3.4 50cm 8 8.2 7.5 6.9 6.6 6.4 7 6.7 6.1 6.1 6.4 6.7 7.1 5.8 5.3 5 4.9 5.1 4.8 4.2 3.9 3.6 4.1 4.9 5.6 5.2 4.8 4.4 4.1 3.9 3.9 100cm 8.4 9 9.1 9 8.8 8.8 8.2 8.1 8.1 7.1 8.1 8 7.9 7.2 7.2 7.4 7.1 6.9 6.8 6.5 6.4 6.3 6.1 6.1 6.1 6.2 6.2 6.1 5.9 5.8 5.7 Slab 1 1 1 0 0 1 1 1 1 1 2 2 2 3 3 1 1 0 0 0 1 1 1 2 2 2 3 1 0 1 1 Ground Without snow 1 1 1 4 4 1 1 1 1 1 2 2 2 _ _ _ 1 4 4 4 _ 1 1 2 2 2 4 1 4 4 1 With snow _ _ _ _ _ _ _ _ _ _ _ _ _ 2 2 1 _ _ _ _ 4 _ _ _ _ _ _ _ _ _ _