SOUTHEND-ON-SEA - C.O.L. station 15m a.m.s.l. Jun-99 Climatological day 18:00 to 18:00 Date Max Min Mean Hum Rain Baro Wind Weather °C °C °C % (mm) (mb) 1 19.0 7.5 13.3 80 0.0 1019 E4 Sunny periods, cool wind. 2 21.5 12.5 17.0 100 13.0 1006 SW7 Storms early, showers, windy later. 3 18.0 12.5 15.3 78 0.0 1005 SW5 Sunny intervals, blustery. 4 19.0 12.0 15.5 70 0.5 1005 SW5 Mainly cloudy, some rain noon. 5 19.5 9.0 14.3 63 0.3 1003 SW3 Sunny intervals, cloudy the rain eve. 6 18.0 9.0 13.5 80 5.1 1001 WNW3 Sunny intervals, some showers. 7 19.0 10.5 14.8 74 1.0 1010 WSW4 Sunny intervals, thundery showers. 8 19.0 8.0 13.5 57 0.0 1019 W3 Sunny intervals. 9 20.0 8.5 14.3 63 0.0 1023 W3 Sunny intervals. 10 19.0 9.0 14.0 89 0.0 1026 W3 Mainly cloudy. 11 16.0 11.0 13.5 79 0.0 1027 NW2 Mainly cloudy, some spots of rain. 12 18.0 12.0 15.0 89 13.7 1027 E1 Wet with thunder. (Mega camp) 13 18.0 10.5 14.3 80 0.0 1026 NW3 Mist early, sunny periods, hazy. 14 25.0 8.5 16.8 66 0.0 1026 W2 Sunny periods, warm. 15 26.5 12.0 19.3 74 0.0 1026 SW2 Sunny periods, warm. 16 27.0 12.5 19.8 64 0.0 1021 SW2 Sunny & warm. 17 22.5 15.0 18.8 69 0.0 1021 NW2 Sunny intervals, cloudy noon. 18 22.0 9.0 15.5 65 0.0 1024 NW3 Sunny periods. 19 26.0 12.5 19.3 51 0.0 1021 W3 Sunny periods, warm. 20 20.5 14.5 17.5 60 0.8 1012 NW4 Some rain o/night, cooler, sunny intervals. 21 18.5 9.0 13.8 62 0.0 1018 NW3 Some sunny intervals. 22 19.0 8.5 13.8 66 0.0 1021 NW2 Sunny intervals. 23 24.0 12.5 18.3 61 0.0 1021 W1 Cloudy start, sunny intervals. 24 21.0 11.0 16.0 76 0.0 1024 V1 Mainly cloudy, bright. 25 19.0 11.0 15.0 83 0.0 1020 E3 Sunny & clear, cool breeze. 26 23.0 11.5 17.3 57 0.0 1009 SE3 Sunny, cloudy with rain eve. 27 18.5 15.0 16.8 95 2.3 1000 SW5 Cloudy, some showers pm, cooler. 28 20.0 13.0 16.5 89 0.0 1009 SW5 Sunny intervals am, showers pm, cldy eve. 29 18.5 12.5 15.5 100 16.5 1012 SW4 Rain overnight & most of day. 30 21.0 12.5 16.8 73 1.8 1018 SW3 Sunny intervals am, cloudy pm. Aver. 20.5 11.1 15.8 73.8 54.9 1016.7