Page updated January 2, 2012 11:02
Link to November 2011 Link toJanuary 2012
Epping Weather Site
December 2011 (Means and totals to date are at foot of table)
 
  0900 hours readings
 Daily  Readings (See notes at foot of page)
Weather in previous 24h (to 0900 on date)Blue >50% snow cover @09
Date
Date
Pressure
(mb)
Temperature
(°C)
Relative
Humidity
(%)
Wind
Speed
(mph)
Wind
Direction
Soil Temp
at 20cm
(°C)
Snow
Depth
(cm)
1Maximum
Temperature
(°C)
2Minimum
Temperature
(°C)
3Rainfall
(mm)
4GrassMin
Temp (°C)
5Sunshine
(Hours)
6Max
Wind Speed
(mph)
1
1007.5
9.6
92
7
WSW
8.5
-
9.9
8.3
5.3
5.3
0.30
25
 Sunny intervals 30 Nov. Showers o'nt/am 1st
1
2
1013.4
1.7
95
3
WSW
6.5
-
10.2
1.6
1.7
-1.5
3.60
26
 Rain 1700-2330 1st 
2
3
1001.1
9.6
92
9
W
7.5
-
10.6
1.7
0.0
3.5
3.64
28
 Sunny intervals 2nd. Rain am 3rd
3
4
1001.6
6.6
79
8
SW
7.0
-
8.1
6.3
1.3
4.6
0.36
30
 Sunny intervals 3rd 
4
5
1005.0
2.1
83
8
SW
5.0
-
5.8
1.7
0.0
-0.5
3.77
29
 Rain evening of 4th
5
6
1006.1
2.2
88
7
SW
4.0
-
5.8
1.6
0.9
-0.3
4.10
18
 Sunny intervals 5th
6
7
1003.5
6.3
69
12
W
5.0
-
8.4
4.7
0.0
4.5
4.34
44
 Sunny intervals 6th. Showers pm 6th and am 7th 
7
8
1012.2
8.3
87
10
SSW
5.0
-
12.3
3.2
1.5
1.2
0.00
37
 Sunny intervals 7th, gusty wind. Milder am 8th 
8
9
 1009.3
2.9
75
7
WSW
5.5
-
6.9
2.6
0.00
-0.1
5.93
33
 Cloudy and mild 8th. Rain evening 8th then colder 
9
10
1014.5
-0.6
89
4
SW
3.0
-
5.2
-1.0
0.00
-3.9
5.71
12
 Long sunny periods 9th. Frost overnight 9th/10th
10
11
1009.5
4.6
90
3
SSE
4.0
-
7.6
-0.6
6.4
-1.3
0.00
21
 Long sunny periods 10th. Cloudy am 11th 
11
12
1004.9
2.6
93
8
SW
5.0
-
10.7
2.3
15.0
0.2
5.68
30
 Cloudy 11th with heavy rain 1930-2100 
12
13
988.7
5.9
79
11
SW
6.5
-
7.0
2.6
1.3
1.6
4.31
39
 Long sunny periods 12th. Heavy rain, windy, overnight 12th/13th
13
14
991.5
3.8
85
6
SW
4.5
-
5.6
3.3
0.4
1.5
2.48
29
 Sunny intervals, shwrs with hail pm 13th. 24h Tmin in shwrs 
14
15
995.2
5.2
80
11
WSW
4.0
-
6.9
2.3
8.4
-0.5
1.78
29
 Sunny intervals 14th, shower @1700. Clouding over am 15th, shwr @0530 
15
16
982.8
0.6
95
9
NW
4.0
0.5
3.4
0.3
0.0
-0.3
0.36
27
 Sunny intervals 15th. Overnight rain turned to snow 0.5cm @ 0900 16th 
16
17
1007.8
-0.2
95
3
W
3.0
-
4.2
-0.7
0.3
-3.8
2.62
21
 Cloudy 16th, clearing late pm with frost overnight 
17
18
1015.1
-0.4
92
4
W
2.0
-
3.0
-1.4
0.8
-4.0
2.42
20
 Sunny intervals 17th with RASN shower am. Clear and frosty overnight 
18
19
1016.0
1.2
95
4
SW
1.5
-
5.7
-2.2
4.6
-6.2
0.00
15
 Heavy snow shower am 18th. Frosty overnight but clouding over am 19th
19
20
1012.5
4.7
88
10
WNW
3.5
-
7.2
1.2
3.6
1.8
2.00
27
 Rain 1100-1730 19th. Turming milder 
20
21
1015.1
7.2
98
3
W
4.5
-
10.9
4.6
0.4
2.6
0.00
23
 Sunny intervals 20th. Rain and fog (low cloud) am 21st. Milder
21
22
1023.8
7.3
95
10
W
6.5
-
11.1
7.2
0.0
4.2
6.06
23
 Dull  21st with drizzle am. Very mild pm 21st
22
23
1017.1
10.1
83
10
SSW
8.0
-
10.8
7.3
4.3
6.0
0.00
30
 Long sunny periods 22nd. Cloudy overnight 22nd/23rd 
23
24
1029.5
2.5
88
5
SW
7.0
-
9.3
1.9
0.0
-0.8
0.15
24
 Cold front @ 1620 23rd with heavy rain, wind veer and 5º drop in Tº 
24
25
1026.9
9.3
87
10
SW
6.0
-
11.4
2.5
0.0
6.9
0.01
28
 Mild and dull 24th. Merry Christmas!
25
26
1033.2
11.1
91
9
SW
9.0
-
12.1
9.3
0.0
10.5
0.43
24
 Continuing to turn milder 25th/26th. Warmest Christmas Day since 1997 
26
27
1034.0
9.2
78
5
SW
9.0
-
9.7
9.0
0.1
7.9
0.00
22
 Mainly cloudy 26th. Still very mild  for late December
27
28
1018.5
9.7
90
10
SW
8.0
-
10.1
6.8
0.0
5.1
1.42
26
 Dull cloudy and mild 27th. Light shower 0800 on 28th
28
29
1020.6
5.7
81
11
SW
6.0
-
8.4
4.2
1.4
2.4
0.02
33
 A few sunny intervals 28th. Remaining mild 
29
30
1018.8
4.2
84
4
W
5.5
-
10.4
4.1
4.8
1.6
0.04
30
 Cloudy 29th with showery rain 1530-2030. Cloudy overnight 29th/30th 
30
31
1009.8
10.2
96
6
WSW
8.0
-
11.1
4.2
0.4
4.7
0.00
24
 Cloudy 30th with rain 1530-2130. Turning milder am 31st 
31
Total/
Mean
            
8.4ºC
3.2ºC
62.9mm
60.92hrs
  
*Ice Day is Tmax <0.0º 0900-0900 
Date
Anomaly
              
+1.5degC
+0.8degC
111.3%
102.4%
  
 
Pressure
(mb)
 Temperature
(°C)
Relative
Humidity
(%)
Wind
Speed (mph)
Wind
Direction
Soil Temp
at 20cm
(°C)
Snow
Depth
(cm)
1Maximum
Temperature (°C)
2Minimum
Temperature
(°C)
3Rainfall
(mm)
4GrassMin'm
Temperature
(°C)
5Sunshine
(Hours)
6Maximum
Wind Speed
(mph)
 
  0900 hours readings
Daily Readings (see notes below)  
    

 

Notes
1. For the 24 hours from 0900UTC* on the date to 0900UTC* on the following day. (The maximum temperature is generally in the afternoon*)
2. For the 24 hours ending at 0900UTC* on the date. (The minimum temperature is generally just after sunrise*)
*Where a maximum is overnight or minimum is during the day the figure is shown in italics. This often occurs in winter
3. For the 24 hours from 0900UTC* on the date to 0900UTC* on following day
4. For the period from sunset on previous day to 0900UTC* on the date
5.For the period sunrise to sunset on the date
6. For the period 0000UTC*-2400UTC* on the date i.e the Calendar Day
* UTC is Universal Time Coordinated. It has been adopted by the UK Met.Office in place of Greenwich Mean Time (GMT). When British Summer Time is in force UTC is BST minus one hour ,e.g.1000BST=0900UTC

 

 

 

 

 


 

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