December 2001
Date Time T RH Tmax Tmin T1 T10 T30 T50 MSLP Rain Weather
01/12/01 18 5.4 90 14.0 5.4 9.3 9.7 9.7 9.5 1020 8.2 Rain early AM. Shower around midday. Becoming fine and clear. 02/12/01 18 4.7 98 5.4 -1.1 6.8 7.3 8.7 9.0 1023 0.0 Bright early then cloudy. Rain in evening. 03/12/01 19 7.8 98 7.8 3.4 7.4 7.5 8.3 8.7 1012 0.4 Cloudy. Rain in evening. 04/12/01 18 7.4 80 10.6 6.9 7.4 7.8 8.5 8.7 1016 8.0 Rain overnight then some sun but turning cloudy later. 05/12/01 18 8.6 75 13.4 4.9 8.2 8.4 8.4 8.6 1015 7.1 Rain overnight and early AM. Windy. Turning clear and less windy late afternoon. 06/12/01 18 6.7 88 8.6 1.9 7.1 7.3 8.2 8.5 1035 0.0 Mainly cloudy. 07/12/01 18 5.8 85 10.4 4.9 6.7 7.3 8.1 8.4 1038 0.0 Variable cloud. 08/12/01 18 2.1 90 6.1 -2.1 4.5 5.3 7.1 8.1 1040 0.0 Sunny. Cloudy evening. 09/12/01 21 -0.7 93 5.8 -1.8 4.2 4.7 6.6 7.4 1040 0.0 Mainly sunny. 10/12/01 18 2.4 98 6.7 -1.4 4.4 5.0 6.3 7.2 1040 0.0 Early fog and cloud. Sunny PM. clear evening. 11/12/01 18 0.7 98 4.9 -1.6 4.1 4.5 6.0 6.9 1040 0.0 Early fog and cloud then drizzle. Clear late PM and evening. 12/12/01 18 6.1 98 6.1 -3.7 3.8 4.0 6.0 6.6 1033 0.0 Early sun then cloudy. 13/12/01 18 5.6 75 6.8 5.2 5.3 5.4 6.0 6.6 1036 0.0 Cloudy with occasional drizzle. Dry and breezy in evening with very cold east winds. 14/12/01 18 0.0 82 5.6 -2.6 3.2 3.8 4.8 6.7 1040 0.0 Sunny. 15/12/01 18 2.3 79 4.6 -3.4 2.2 2.8 5.0 6.1 1038 0.0 Sunny. Becoming cloudy late afternoon with some light rain in evening. 16/12/01 18 3.1 66 4.4 1.5 3.5 4.0 5.0 5.8 1040 0.0 Cloudy. 17/12/01 18 4.0 95 4.9 -3.9 3.0 3.4 4.9 5.8 1040 0.0 Early sun then cloudy with occasional drizzle. 18/12/01 18 0.1 91 6.6 -0.7 3.3 3.8 5.0 5.7 1040 0.0 Sunny spells. 19/12/01 18 4.2 90 5.3 -1.7 3.1 3.4 4.9 5.5 1030 0.0 Sunny. Cloudy evening with some rain. 20/12/01 18 -0.8 95 4.7 -2.2 2.5 3.2 4.9 5.5 1030 0.9 Early ice then sunny. 21/12/01 17 7.3 78 7.8 -1.6 3.8 3.6 4.6 5.4 1008 0.0 Light rain overnight then mainly cloudy. Rain in evening for a while. 22/12/01 18 0.0 77 7.3 -2.9 2.1 2.5 4.6 5.3 1016 0.0 Mainly sunny. 23/12/01 23 1.4 85 2.2 -4.6 0.9 1.7 3.9 4.7 1016 0.0 Sunny. turning cloudy in evening. 24/12/01 18 9.0 78 9.0 1.2 3.4 3.1 3.8 4.7 1005 0.6 Mainly cloudy. Occasional light rain overnight. 25/12/01 24 -0.6 95 8.7 -1.2 3.3 3.7 4.8 5.3 1005 2.5 Rain AM turning to sleet then dying out. Clear evening. 26/12/01 18 1.2 85 3.7 -2.4 2.2 2.5 4.3 5.1 1011 0.0 Sunny AM. More cloudy later. 27/12/01 18 8.1 88 8.7 -0.4 3.8 3.6 4.1 4.9 1008 0.9 Rain overnight then mainly cloudy. 28/12/01 18 3.7 61 9.0 3.2 3.9 4.4 4.9 5.4 1006 0.1 Light rain overnight then sunny spells and breezy. Cloudy evening. 29/12/01 08 0.3 0.7 Light snow AM. 30/12/01 23 -0.8 91 4.1 -1.9 2.1 2.5 4.0 4.8 1019 0.0 Variable cloud. 31/12/01 18 -3.0 85 3.3 -5.0 0.9 1.8 3.8 4.7 1036 0.0 Sunny.
Summary
Highest day max 14.0 1st Lowest day max 2.2 23rd Lowest night min -5.0 31st Highest night min 6.9 4th Mean day max 6.9 (1971-2000 average 7.6) Mean night min -0.2 (1971-2000 average 2.6) Mean temperature 3.3 (1971-2000 average 5.1)
Total rainfall 29.4mm (1971-2000 average 66.4) Highest daily total 8.2 1st No. rain days (>= 0.2) 9 No. wet days (>= 1.0) 4
Mean pressure 1026 Highest value read 1040 Several Lowest value read 1005 24,25th
Mean RH 86%
Mean 10 cm earth temperature 4.6 Mean 30 cm earth temperature 5.8 Mean 50 cm earth temperature 6.5
No. days with air frost 20 No. days with thunder 0 No. days with snow 1 No. days with sleet 1 No. days with hail < 0.5 cm 0 No. days with hail >=0.5 cm 0
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