SOUTHEND-ON-SEA - C.O.L. station 15m a.m.s.l.								

Jan-99								

Climatological day 18:00 to 18:00								

Date	Max	Min	Mean	Hum	Rain	Baro	Wind	Weather

       	°C	°C	°C	%	(mm)	(mb)		

								

1	10.5	6.5	8.5	87	0.0	1009	SSW4	Sunny intervals, mild.

2	9.5	6.0	7.8	80	3.0	999	SW5	Rain overnight, sunny periods.

3	10.0	3.5	6.8	86	3.8	993	W6	Wet & windy am, bright & windy pm.

4	13.5	5.0	9.3	82	4.1	1010	SW5	Some sunny intervals, mild.

5	14.0	9.5	11.8	87	0.0	1013	SSW4	Sunny periods, very mild.

6	14.5	8.0	11.3	81	0.0	1009	SSW3	Sunny, very mild. (1841 record broken London)

7	12.0	4.0	8.0	100	5.3	1007	SW4	Sunny pds am, cloudy pm, rain eve.

8	8.0	3.0	5.5	100	3.6	1003	NW2	Sunny intervals am, rain pm.

9	4.0	0.0	2.0	100	1.0	1015	N2	Low cloud, brighter later, colder.

10	3.0	-1.0	1.0	91	0.0	1018	NNE2	Low cloud am, sunny intervals pm.

11	3.5	0.0	1.8	100	0.0	1019	NNE2	Low cloud, light sleet early, suuny ints.

12	5.0	-3.0	1.0	100	3.8	1001	SE/NW4	Sleet then rain all day.

13	7.0	1.0	4.0	100	1.0	1006	W5	Bright start, rain pm.

14	8.0	3.5	5.8	85	0.0	1010	SW4	Sunny intervals, windy later.

15	10.0	6.5	8.3	100	0.3	1001	SW6	Mainly cloudy, some rain pm, windy.

16	11.0	6.5	8.8	100	4.1	993	WSW4	Wet & windy start, sunny periods pm.

17	8.5	3.5	6.0	92	0.0	1010	SW3	Sunny periods.

18	10.0	3.5	6.8	100	0.3	1015	SW4	Sunny intervals am, some rain pm.

19	11.0	7.5	9.3	100	1.5	1011	SW5	Cloudy, dull with drizzle.

20	12.0	10.0	11.0	93	0.3	1015	SW4	Cloudy, some drizzle.

21	10.5	5.5	8.0	100	0.0	1025	SW2	Misty am, sunny periods pm.

22	7.5	-1.0	3.3	100	0.0	1030	SE1	Frost overnight, sunny & crisp, foggy eve.

23	9.0	1.5	5.3	87	0.0	1022	SW4	Bright spell am, cloudy pm.

24	10.0	5.5	7.8	93	1.8	1020	SW2	Rain overnight, bright, mild.

25	14.0	8.5	11.3	81	0.0	1013	WSW5	Mainly cloudy, some showers, windy.

26	10.0	4.0	7.0	100	3.8	1003	W5	Showers early, sunny ints, rain eve.

27	8.5	2.0	5.3	85	0.5	1016	WNW3	Sunny am, cloudy pm.

28	10.0	5.5	7.8	93	8.1	1017	NW3	Heavy rain early, sunny intervals pm.

29	7.5	3.0	5.3	92	0.0	1037	NE1	Mainly cloudy.

30	5.0	2.5	3.8	92	0.0	1040	SSE1	Bright.

31	7.0	-1.5	2.8	78	0.0	1043	NW1	Frost overnight, mainly cloudy.

								

Aver.	9.2	3.8	6.5	92.4	46.2	1013.6