Daily Data for April 1996(all times GMT)
Temperature (Celsius):Max Max Min Min Min Mean Deg Days DATE 21-09 09-21 21-09 09-21 Grass 21-21 6 C+ 01-Apr 4.8 6.3 -0.3 1.7 -7.2 3.1 26.8 02-Apr 5.4 7.3 0.5 4.8 -4.0 4.5 26.8 03-Apr 6.8 8.0 4.4 5.1 2.8 6.1 26.9 04-Apr 7.0 8.0 5.0 5.5 3.3 6.4 27.3 05-Apr 6.5 7.5 5.4 5.0 4.4 6.1 27.4 06-Apr 5.7 6.8 3.9 5.5 2.2 5.5 27.4 07-Apr 6.5 7.9 4.9 5.8 2.5 6.3 27.7 08-Apr 6.7 8.5 4.3 5.9 4.0 6.4 28.0 09-Apr 7.8 9.4 5.8 6.8 2.9 7.5 29.5 10-Apr 7.2 6.4 6.2 5.2 4.9 6.3 29.7 11-Apr 5.9 5.3 4.4 3.6 4.0 4.8 29.7 12-Apr 3.8 4.3 2.6 2.6 1.1 3.3 29.7 13-Apr 3.9 4.9 2.0 3.5 1.3 3.6 29.7 14-Apr 5.2 6.1 4.2 5.4 2.5 5.2 29.7 15-Apr 8.2 9.2 5.6 7.2 4.5 7.6 31.3 16-Apr 8.0 10.3 6.6 7.1 5.2 8.0 33.3 17-Apr 8.6 7.7 6.9 6.6 6.1 7.5 34.7 18-Apr 7.0 8.0 5.4 6.0 3.8 6.6 35.3 19-Apr 8.6 10.0 5.9 6.9 4.0 7.9 37.2 20-Apr 8.5 10.4 5.5 6.7 3.0 7.8 38.9 21-Apr 7.0 8.0 6.2 6.5 3.8 6.9 39.9 22-Apr 7.2 10.4 6.0 6.8 5.6 7.6 41.5 23-Apr 7.6 7.3 6.4 6.2 3.4 6.9 42.3 24-Apr 7.9 9.4 5.9 5.8 5.4 7.3 43.6 25-Apr 8.0 9.2 5.9 7.2 5.0 7.6 45.2 26-Apr 7.5 8.7 6.1 6.0 4.5 7.1 46.2 27-Apr 7.9 8.9 5.6 6.5 3.5 7.2 47.5 28-Apr 7.1 6.5 2.6 2.5 1.0 4.7 47.5 29-Apr 4.4 6.8 2.9 2.2 1.5 4.1 47.5 30-Apr 5.5 6.5 1.3 2.1 -1.6 3.9 47.5 Mean 6.7 7.8 4.6 5.3 2.8 6.1 Max 8.6 10.4 6.9 7.2 6.1 8.0 Min 3.8 4.3 -0.3 1.7 -7.2 3.1 Day Hst 20 17 Day Lst 12 1 1 Difference from Period= 0.5 0.7 0.5 Mean 7.3 3.9 -4.1 5.6 Max Min Grass Mean Highest Daily 12.2 9.0 0.1 Year 1993 1990 1974 Lowest Daily 0.5 -4.0 -8.9 Year 1978 1985 1978 Highest Monthly 8.4 5.0 6.6 Year 1987 1987 1987 Lowest Monthly 6.2 2.4 4.3 Year 1978 1986 1986
Earth temps, Rainfall, Sunshine and State of Ground:Temperature (Celsius) Rainfall (millimetres) Sunshine State of Ground 09 hr DATE 30 cm 100 cm Sea 09-21 21-09 Total (hours) E E' Snow Depth 01-Apr 4.5 5.0 6.5 0.0 0.0 0.0 9.0 1 02-Apr 4.5 5.0 trace trace trace 10.5 1 03-Apr 4.8 5.0 0.2 0.0 0.2 2.7 1 04-Apr 5.1 5.0 0.0 0.0 0.0 1.0 1 05-Apr 5.2 5.0 0.0 0.0 0.0 0.8 1 06-Apr 5.0 5.1 6.7 0.0 0.0 0.0 11.8 1 07-Apr 5.2 5.2 0.0 0.0 0.0 4.1 1 08-Apr 5.7 5.3 0.3 0.2 0.5 2.1 1 09-Apr 5.8 5.4 0.0 trace trace 3.9 1 10-Apr 6.2 5.5 trace trace trace 0.0 1 11-Apr 6.0 5.5 trace 0.0 trace 0.0 1 12-Apr 5.6 5.6 0.0 0.0 0.0 6.7 13-Apr 5.2 5.7 0.0 0.0 0.0 0.0 14-Apr 5.0 5.7 trace 0.5 0.5 0.3 15-Apr 5.3 5.6 trace 0.0 trace 4.0 1 16-Apr 6.0 5.6 7.3 0.0 1.0 1.0 3.9 17-Apr 6.5 5.6 1.2 1.1 2.3 0.1 1 18-Apr 6.4 5.7 4.5 trace 4.5 3.5 1 19-Apr 6.7 5.9 trace 0.0 trace 11.6 1 20-Apr 6.6 6.0 0.0 0.4 0.4 13.0 1 21-Apr 7.0 6.0 0.0 5.9 5.9 0.0 1 22-Apr 7.0 6.0 0.0 0.0 0.0 9.2 1 23-Apr 7.2 6.2 7.5 6.6 0.1 6.7 0.0 1 24-Apr 6.9 6.3 1.5 5.2 6.7 2.8 1 25-Apr 7.0 6.4 trace 2.6 2.6 6.5 1 26-Apr 7.1 6.4 3.7 0.6 4.3 0.0 2 27-Apr 7.1 6.5 0.4 1.2 1.6 9.9 1 28-Apr 7.2 6.5 0.1 5.9 6.0 2.0 1 29-Apr 6.8 6.6 7.1 trace 0.1 0.1 6.8 2 30-Apr 6.7 6.6 1.4 0.0 1.4 8.3 1 Total 181.3 171.9 35.1 20.0 24.8 44.8 134.5 Mean 6.0 5.7 7.0 1.1 1.5 2.0 4.5 Max 7.2 6.6 7.5 6.6 5.9 6.7 13.0 0 Min 4.5 5.0 6.5 0 Date Hst 23 24 20 Date Lst 1 Difference from 1974-95 0.1 -0.0 -0.4 Mean 5.9 5.7 7.4 49.2 149.0 Highest Daily 23.2 14.3 Year 1979 1980 Hst Monthly 6.8 6.6 8.4 103.3 181.8 Year 1991 1991 1989 1979 1991 Lwst Monthly 5.1 5.0 6.8 1.0 110.6 Year 1986 1979 1995 1974 1982 Rain 91.2% of average Sun 90.3% of average Days with NIL Sun 6 4.5 Rain Days (>0.1mm) 15 17.3 Wet Days (>=1.0mm) 11 11.8 Snow lying (50% cover @ 09hr) 0 0.6
Pressure (mb):DATE 00.00 06.00 09.00 12.00 15.00 18.00 21.00 Daily 01-Apr 1017.3 1016.7 1016.9 1017.2 1017.4 1017.9 1019.1 1017.5 02-Apr 1019.5 1020.0 1020.8 1021.3 1021.3 1021.8 1022.7 1021.1 03-Apr 1023.0 1023.8 1024.9 1025.8 1026.0 1027.0 1027.9 1025.5 04-Apr 1028.1 1026.7 1026.3 1026.2 1025.6 1024.5 1023.4 1025.8 05-Apr 1023.7 1023.4 1024.0 1025.2 1025.5 1025.5 1025.7 1024.7 06-Apr 1025.6 1024.5 1023.6 1023.2 1022.7 1022.1 1022.2 1023.4 07-Apr 1022.2 1021.3 1021.8 1021.7 1021.4 1020.9 1020.5 1021.4 08-Apr 1019.7 1016.0 1015.3 1015.2 1015.5 1016.7 1018.4 1016.7 09-Apr 1019.3 1020.4 1021.7 1022.1 1021.3 1020.6 1020.3 1020.8 10-Apr 1020.0 1018.6 1018.8 1019.3 1019.1 1019.3 1020.1 1019.3 11-Apr 1020.9 1022.5 1023.9 1024.7 1025.7 1025.7 1026.6 1024.3 12-Apr 1026.8 1026.3 1026.1 1025.6 1025.2 1024.7 1024.8 1025.6 13-Apr 1025.1 1025.2 1026.2 1026.4 1026.2 1025.4 1025.7 1025.7 14-Apr 1024.8 1022.4 1021.7 1020.6 1018.7 1017.3 1027.2 1021.8 15-Apr 1017.2 1016.6 1016.5 1015.6 1014.6 1012.8 1012.0 1015.0 16-Apr 1010.3 1007.3 1006.4 1004.7 1003.7 1003.2 1003.4 1005.6 17-Apr 1003.7 1003.6 1002.9 1002.0 1001.1 999.1 997.8 1001.5 18-Apr 999.1 999.9 998.9 995.1 991.5 991.1 998.3 996.3 19-Apr 1000.8 1001.2 1002.3 1002.8 1002.6 1002.0 1004.4 1002.3 20-Apr 1005.5 1006.6 1007.1 1007.8 1008.0 1008.0 1008.4 1007.3 21-Apr 1007.7 1006.2 1006.8 1006.7 1006.9 1007.3 1007.6 1007.0 22-Apr 1006.9 1000.8 1000.8 1001.6 1002.4 1002.8 1004.1 1002.8 23-Apr 1004.6 1003.2 1003.1 1001.6 996.1 990.9 989.6 998.4 24-Apr 991.8 996.1 997.9 999.7 1000.7 1001.3 1001.4 998.4 25-Apr 1001.3 1003.2 1005.4 1007.9 1010.0 1011.7 1013.4 1007.6 26-Apr 1013.8 1013.3 1012.6 1012.2 1011.6 1010.0 1008.5 1011.7 27-Apr 1007.3 1004.9 1002.9 1002.6 1004.9 1007.0 1009.7 1005.6 28-Apr 1012.3 1014.5 1015.4 1015.1 1014.5 1013.0 1010.2 1013.6 29-Apr 1007.9 1005.5 1006.7 1007.3 1007.7 1008.0 1008.8 1007.4 30-Apr 1008.4 1007.0 1007.0 1007.1 1007.0 1007.4 1008.5 1007.5 Mean 1013.8 1013.3 1013.5 1013.5 1013.2 1012.8 1013.7 1013.4 Max 1028.1 1026.7 1026.3 1026.4 1026.2 1027.0 1027.9 1025.8 Min 991.8 996.1 997.9 995.1 991.5 990.9 989.6 996.3 Day Hst Highest pressure for month: 1028.1 on 4 Day Lst Lowest pressure for month : 989.6 on 23 1974-95 Mean 1013.5 Highest Monthly 1024.2 Year 1974 Lowest Monthly 1005.6 Year 1977
Days With:DATE Hail Thunder Fog09 Gale Snw/slt Fog24 Aurora 01-Apr 0 0 0 0 0 0 0 02-Apr 0 0 0 0 0 0 0 03-Apr 0 0 0 0 0 0 0 04-Apr 0 0 0 0 0 0 0 05-Apr 0 0 0 0 0 0 0 06-Apr 0 0 0 0 0 0 0 07-Apr 0 0 0 0 0 0 0 08-Apr 0 0 0 0 0 0 0 09-Apr 0 0 0 0 0 0 0 10-Apr 0 0 0 0 0 1 0 11-Apr 0 0 0 0 0 1 1 12-Apr 0 0 0 0 0 0 1 13-Apr 0 0 0 0 0 0 0 14-Apr 0 0 0 0 0 0 0 15-Apr 0 0 0 0 0 0 0 16-Apr 0 0 0 0 0 0 1 17-Apr 0 0 1 0 0 0 0 18-Apr 0 0 0 0 0 0 0 19-Apr 0 0 0 0 0 0 1 20-Apr 0 0 0 0 0 0 0 21-Apr 0 0 0 0 0 1 0 22-Apr 5 1 1 0 0 1 0 23-Apr 0 0 0 0 0 1 0 24-Apr 0 0 0 0 0 0 0 25-Apr 0 0 0 0 0 0 0 26-Apr 0 0 0 0 0 1 0 27-Apr 0 0 0 0 0 0 0 28-Apr 3 0 0 0 5 0 0 29-Apr 0 0 0 0 1 0 0 30-Apr 0 0 0 0 1 0 0 Total 2 1 2 0 3 6 4 1974-95 Mean 7.3 0.2 1.6 2.3 6.1 6.0 2.6 Hst Monthly 14 1 6 8 14 10 10 Year 1995 1979 1974 1976 1977 1975 1994 Lwst Monthly 0 0 0 0 0 0 0 Year 1974 1974 1977 1974 1974 1983 1974 Hail Snow 1 Aurora Type Frequency Sleet 2 Type Frequency 1 0 1 4 2 0 (1)Gale F8 0 2 0 3 1 Total Hail (2)Gale F9 0 3 0 4 0 2 (3)Storm F10 0 4 0 5 1 (4)Storm F11 0 5 0 6 0 (5)Hurricane 0 6 0 0 0 7 0
Cloud:DATE 00.00 06.00 09.00 12.00 15.00 18.00 21.00 Daily 01-Apr 6 1 2 2 2 6 7 3.7 02-Apr 8 7 8 8 7 7 6 7.3 03-Apr 4 6 7 7 7 7 8 6.6 04-Apr 8 8 8 8 8 8 8 8.0 05-Apr 8 8 8 8 7 7 2 6.9 06-Apr 2 0 0 0 0 0 0 0.3 07-Apr 0 7 6 7 8 8 6 6.0 08-Apr 8 7 7 8 7 7 4 6.9 09-Apr 5 8 8 7 2 6 3 5.6 10-Apr 3 7 7 8 9 8 8 7.0 11-Apr 8 8 8 8 8 8 7 7.9 12-Apr 2 5 7 6 4 5 4 4.7 13-Apr 4 7 7 7 7 7 8 6.7 14-Apr 7 7 8 8 8 8 8 7.7 15-Apr 8 7 7 8 7 8 8 7.6 16-Apr 8 7 7 7 7 7 7 7.1 17-Apr 7 8 8 8 8 8 8 7.9 18-Apr 8 2 7 8 6 7 7 6.4 19-Apr 3 1 2 5 3 7 3 3.4 20-Apr 0 1 2 5 6 7 7 4.0 21-Apr 7 8 8 7 8 8 7 7.6 22-Apr 8 8 8 1 2 5 7 5.6 23-Apr 7 7 8 8 8 8 8 7.7 24-Apr 7 7 7 7 7 8 8 7.3 25-Apr 7 7 6 6 7 5 5 6.1 26-Apr 3 8 8 8 7 7 3 6.3 27-Apr 2 4 7 7 5 6 7 5.4 28-Apr 7 7 7 7 7 8 8 7.3 29-Apr 8 8 7 5 6 4 5 6.1 30-Apr 7 8 7 8 8 8 7 7.6 Mean 5.7 6.1 6.6 6.6 6.2 6.8 6.1 6.3 1974-95 Mean 6.0 Highest Monthly 6.5 Year 1995 Lowest Monthly 5.4 Year 1991
Relative Humidity (%):DATE 00.00 06.00 09.00 12.00 15.00 18.00 21.00 Daily 01-Apr 76 82 55 54 54 53 78 64.6 02-Apr 75 59 52 63 71 82 81 69.0 03-Apr 85 89 81 85 96 90 94 88.6 04-Apr 94 93 91 79 78 85 92 87.4 05-Apr 92 75 68 71 75 77 75 76.1 06-Apr 76 80 75 70 66 77 87 75.9 07-Apr 88 91 89 84 90 94 94 90.0 08-Apr 95 94 93 93 93 93 94 93.6 09-Apr 89 92 92 93 87 93 94 91.4 10-Apr 95 97 95 97 99 95 98 96.6 11-Apr 97 85 84 87 81 79 73 83.7 12-Apr 67 56 54 54 54 59 60 57.7 13-Apr 59 58 59 63 62 64 73 62.6 14-Apr 76 78 78 78 80 82 86 79.7 15-Apr 91 98 92 85 90 94 96 92.3 16-Apr 97 99 97 87 88 90 92 92.9 17-Apr 92 97 100 97 93 88 95 94.6 18-Apr 95 82 86 92 88 88 85 88.0 19-Apr 90 89 79 74 81 86 91 84.3 20-Apr 88 93 86 81 82 90 94 87.7 21-Apr 94 98 98 94 92 94 94 94.9 22-Apr 95 95 97 85 77 82 86 88.1 23-Apr 91 98 94 94 96 97 97 95.3 24-Apr 94 91 86 80 81 88 91 87.3 25-Apr 97 88 90 82 87 86 94 89.1 26-Apr 94 95 99 99 94 96 88 95.0 27-Apr 97 87 89 90 86 83 93 89.3 28-Apr 85 76 72 66 64 86 90 77.0 29-Apr 93 94 80 70 71 66 86 80.0 30-Apr 93 73 69 67 59 72 86 74.1 Mean 88.3 86.1 82.7 80.5 80.5 83.6 87.9 84.2 Max 97 99 100 99 99 97 98 96.6 Min 59 56 52 54 54 53 60 57.7 1974-95 Mean 84.5 Highest Monthly 89.4 Year 1984 Lowest Monthly 77.2 Year 1986
Wind Speed (knots):DATE 00.00 06.00 09.00 12.00 15.00 18.00 21.00 Daily MxGst 01-Apr 0 2 6 8 7 8 0 4.4 15 02-Apr 4 6 7 14 13 10 12 9.4 19 03-Apr 13 17 12 15 13 12 7 12.7 25 04-Apr 7 11 12 16 17 21 22 15.1 33 05-Apr 23 21 20 17 17 16 19 19.0 33 06-Apr 16 16 16 16 14 15 13 15.1 25 07-Apr 9 8 7 7 6 6 6 7.0 16 08-Apr 10 18 18 15 11 7 3 11.7 27 09-Apr 8 7 8 4 7 7 7 6.9 15 10-Apr 7 9 9 12 14 14 14 11.3 27 11-Apr 16 19 18 20 18 19 17 18.1 33 12-Apr 19 25 26 23 20 19 17 21.3 40 13-Apr 17 17 15 16 15 17 18 16.4 30 14-Apr 17 19 19 23 29 32 23 23.1 43 15-Apr 17 9 10 11 10 9 8 10.6 21 16-Apr 10 12 11 22 19 20 17 15.9 31 17-Apr 14 7 13 14 15 14 21 14.0 27 18-Apr 13 18 19 21 26 18 22 19.6 41 19-Apr 14 15 17 21 19 19 12 16.7 29 20-Apr 8 7 11 8 6 6 2 6.9 14 21-Apr 3 6 6 13 13 14 16 10.1 27 22-Apr 21 30 20 12 13 14 10 17.1 49 23-Apr 3 11 7 6 22 20 9 11.1 38 24-Apr 22 22 21 20 18 21 22 20.9 33 25-Apr 22 25 24 26 24 17 12 21.4 39 26-Apr 6 8 15 11 5 5 7 8.1 21 27-Apr 8 15 24 22 16 16 21 17.4 37 28-Apr 22 20 17 14 11 7 3 13.4 33 29-Apr 11 14 14 13 13 11 14 12.9 28 30-Apr 5 5 7 7 7 9 7 6.7 17 Mean 12.2 14.0 14.3 14.9 14.6 14.1 12.7 13.8 28.9 Max 23 30 26 26 29 32 23 23.1 49 4.4 14 Hst Gst on: 22 1974-95 Mean 14.7 54.1 Highest Monthly 19.3 66 Year 1977 1982 Lowest Monthly 9.2 47 Year 1974 1987
Wind Direction:DATE 00.00 06.00 09.00 12.00 15.00 18.00 21.00 01-Apr 000 040 030 340 330 330 000 02-Apr 360 270 230 210 210 250 240 03-Apr 240 230 230 230 210 220 210 04-Apr 200 170 180 190 180 180 170 05-Apr 180 190 190 200 190 180 170 06-Apr 170 170 150 160 160 150 150 07-Apr 140 130 150 150 140 120 130 08-Apr 150 150 150 170 180 220 170 09-Apr 170 170 170 130 120 110 120 10-Apr 120 120 110 130 130 130 120 11-Apr 130 130 140 130 140 140 130 12-Apr 140 130 130 140 140 130 130 13-Apr 140 140 140 140 130 130 130 14-Apr 130 130 140 140 150 170 180 15-Apr 190 170 180 160 150 150 160 16-Apr 150 150 160 170 160 170 180 17-Apr 180 140 150 130 130 140 150 18-Apr 220 170 150 140 150 220 230 19-Apr 200 180 190 190 170 170 210 20-Apr 220 190 210 200 140 140 120 21-Apr 130 110 080 050 050 050 060 22-Apr 050 070 100 160 160 160 150 23-Apr 130 130 130 080 040 080 180 24-Apr 220 200 210 200 210 220 210 25-Apr 250 270 290 280 280 300 290 26-Apr 300 150 150 230 260 140 090 27-Apr 210 210 210 260 300 310 330 28-Apr 330 330 340 320 300 290 140 29-Apr 150 090 080 070 070 060 060 30-Apr 060 020 060 050 050 030 360 Most freq direction 130 130 150 130 140 140 130 No. Days at 09GMT: North 1 4.3 N East 2 2.8 East 4 3.6 S East 11 4.0 South 6 3.9 S West 5 3.4 West 1 4.5 N West 0 3.2 CALM 0 0.3
Weather:(Synop weather code) DATE 00.00 06.00 09.00 12.00 15.00 18.00 21.00 01-Apr 03 15 15 15 02 15 02 02-Apr 02 15 02 02 02 15 80 03-Apr 01 02 03 80 15 15 02 04-Apr 02 05 05 05 05 05 05 05-Apr 05 05 05 05 05 05 05 06-Apr 02 02 02 02 02 02 02 07-Apr 02 03 05 05 05 05 05 08-Apr 10 05 05 60 05 05 05 09-Apr 05 02 03 02 05 05 05 10-Apr 05 10 10 46 43 10 50 11-Apr 51 02 05 20 05 02 01 12-Apr 01 02 02 01 01 03 02 13-Apr 02 02 02 02 02 02 02 14-Apr 02 02 02 05 05 21 05 15-Apr 50 10 05 05 05 05 10 16-Apr 10 10 10 05 03 05 05 17-Apr 05 60 51 61 05 05 63 18-Apr 61 03 03 63 05 80 02 19-Apr 02 02 03 03 01 14 01 20-Apr 02 02 03 03 02 02 10 21-Apr 05 61 10 05 21 02 02 22-Apr 50 58 46 01 01 02 03 23-Apr 02 40 05 59 21 63 44 24-Apr 58 02 15 25 15 80 61 25-Apr 21 80 25 01 15 15 02 26-Apr 01 58 58 51 01 21 02 27-Apr 01 03 80 80 15 15 80 28-Apr 25 15 27 15 15 68 02 29-Apr 68 58 25 15 15 15 25 30-Apr 26 02 15 15 15 15 15 Most freq weather 02 02 05 05 05 05 02
Visibility:(Synop visibility code) DATE 00.00 06.00 09.00 12.00 15.00 18.00 21.00 01-Apr 86 86 86 89 89 86 86 02-Apr 86 86 89 89 89 86 80 03-Apr 86 84 84 80 75 82 82 04-Apr 82 32 62 65 68 40 40 05-Apr 56 65 62 58 58 58 65 06-Apr 70 70 70 70 80 75 75 07-Apr 70 70 65 60 30 30 30 08-Apr 30 56 30 20 25 25 30 09-Apr 50 75 75 75 65 58 58 10-Apr 62 20 25 04 03 50 02 11-Apr 05 68 65 65 65 70 70 12-Apr 80 80 80 81 81 84 84 13-Apr 84 82 82 82 82 82 82 14-Apr 82 75 70 65 58 50 56 15-Apr 50 62 62 65 30 25 25 16-Apr 40 15 35 65 70 40 56 17-Apr 60 01 05 15 30 32 30 18-Apr 65 81 70 56 65 65 70 19-Apr 80 82 82 80 75 70 75 20-Apr 80 84 84 84 84 80 45 21-Apr 56 06 56 56 60 70 70 22-Apr 62 58 08 65 70 75 70 23-Apr 70 56 62 56 65 20 04 24-Apr 62 80 80 80 75 70 62 25-Apr 70 70 70 70 70 70 70 26-Apr 70 56 56 08 75 75 75 27-Apr 80 82 70 60 80 80 65 28-Apr 70 75 65 70 70 62 80 29-Apr 65 62 82 84 84 89 84 30-Apr 84 84 84 84 84 84 80 Most freq vis 70 56 70 65 65 70 70
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