Page updated June 2, 2012 14:48
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Data on this website may be freely used for personal and/or academic purposes only -but please do acknowledge Epping Weather Site as source
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Epping Weather Site
May 2012 (Means and totals to date are at foot of table) Monthly summary
 
  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
1014.9
10.2
99
6
ENE
9.0
-
16.3
9.9
14.7
9.1
0.68
27
 Prolonged sunshine 30thApril. Thunderstorm 2205-2230Z 30th. Rain overnight 30th/1st, heavy at times
1
2
1020.2
8.1
98
6
N
11.0
-
12.6
8.0
13.7
6.5
0.00
18
 Heavy showers, with large hail, 1550-1640Z 1st
2
3
1011.9
7.5
98
5
N
9.0
-
8.1
7.1
1.1
7.1
0.00
14
 Rain overnight  2nd/3rd, heavy rain 0230-0330Z 3rd
3
4
1005.9
6.4
98
5
N
9.0
-
8.0
6.0
0.3
5.9
0.17
14
 Cloudy, dull and cold with light rain and drizzle 3rd. Similar am 4th.  
4
5
1009.2
6.3
81
8
NNE
8.5
-
9.4
4.7
0.5
4.2
0.82
21
 Cloudy, dull and cold with light rain and drizzle 4th. Similar am 5th.  
5
6
1012.9
5.9
82
1
NE
8.0
-
10.3
4.3
0.1
3.9
0.18
16
 Cloudy, dull and cold with light rain and drizzle 5th. Similar am 6th.  
6
7
1014.8
10.3
77
3
SE
8.0
-
14.2
4.5
5.1
2.6
4.27
14
 Cloudy, dull and cold with light rain and drizzle 6th. Clearer overnight, highest 24h Tmax @ 0900 7th
7
8
1006.5
11.8
98
1
S
10.0
-
18.7
9.6
2.8
6.0
2.71
13
 Rain am 8th......In memory of Tiger our much loved cat 2000-7/5/2012. RIP
8
9
1007.6
10.7
98
1
E
11.0
-
15.6
9.8
6.6
9.5
0.00
18
 Sunny intervals pm 8th. Rain overnight. Turning warmer (at last) 
9
10
1008.0
15.6
96
10
SSW
13.0
-
17.2
10.7
5.6
11.7
0.11
25
 Outbreaks of rain 9th and am 10th. Milder 
10
11
1018.5
13.1
70
10
WSW
12.5
-
16.2
10.2
0.0
8.6
9.04
31
 Heavy showers mid-afternoon 10th  Thunder 1550z 10th
11
12
1036.9
9.6
74
7
N
11.0
-
15.3
3.9
0.0
1.5
11.10
17
 Sunny periods 11th . Impressive rise in pressure in last 24 hours
12
13
1031.7
13.3
57
2
WSW
11.0
-
18.0
4.7
0.5
2.5
12.81
21
 Prolonged sunshine 12th 
13
14
1016.5
8.0
89
6
SW
11.0
-
11.0
6.6
8.4
5.0
0.41
18
 Prolonged sunshine 13th. Rain am 14th
14
15
1011.7
6.2
94
9
WNW
9.0
-
11.6
4.2
3.3
2.2
3.52
24
 Thunderstorm+large hail 1930z-2000z 14th. Rain am 15th
15
16
1025.1
10.3
66
7
WNW
8.5
-
14.7
2.9
0.0
0.8
8.49
18
 Thunderstorm+large hail +1 min of wet snow mixed in 1420z-1500z 15th. Clear overnight
16
17
1019.1
11.4
70
2
S
9.0
-
13.5
7.6
0.2
4.5
0.40
14
 Sunny periods 16th. Clouding over fron South am 17th 
17
18
1003.1
13.5
76
8
NE
11.0
-
16.3
7.8
0.5
6.6
1.28
18
 Cloudy 17th with shower in evening. Cloudy am 18th
18
19
1009.6
13.5
82
6
WSW
12.0
-
16.2
11.3
0.1
10.8
1.73
15
 Mainly cloudy 18th. Showers overnight 18th/19th
19
20
1010.4
9.1
92
6
NNE
12.0
-
11.4
7.9
0.0
7.8
0.00
20
 Mainly cloudy 19th, some light rain. Cloudy am 20th.
20
21
1008.6
9.8
94
10
N
12.0
-
14.5
8.2
0.0
8.3
0.14
23
 Cloudy, cool and dull 20th
21
22
1013.1
13.6
96
7
N
12.0
-
23.9
9.8
0.0
9.5
10.90
22
 Cloudy and dull 21st. Brighter am 22nd
22
23
1022.4
14.7
95
5
N
15.0
-
22.3
11.0
0.0
10.2
7.89
15
 Cloud clearing by mid-morning 22nd then unbroken sunshine with haze. Cloudy am 23rd
23
24
1026.6
15.6
98
2
NNW
16.5
-
24.9
12.6
0.0
11.0
8.86
12
 Sunny periods 23rd. Thick fog am 24th and at 0900 24th
24
25
1024.3
20.1
68
7
E
17.5
-
23.4
13.2
0.0
12.2
15.54
24
 Sunny periods 24th. Thick haze clearing from E late afternoon 24th
25
26
1021.2
20.9
65
7
E
19.0
-
23.9
12.2
0.0
19.0
15.84
22
 Unbroken sunshine 25th
26
27
1019.3
20.9
70
4
NE
18.0
-
25.2
11.6
0.0
10.2
15.94
16
 Unbroken sunshine 26th
27
28
1018.0
21.1
64
1
ESE
18.5
-
26.5
11.8
0.5
9.0
12.02
12
 Unbroken sunshine 27th
28
29
1017.6
16.4
82
6
NNE
19.0
-
20.4
13.3
0.0
11.2
9.69
15
 Long sunny periods 28th. Shower at 1430Z. Cooler 29th 
29
30
1017.6
19.1
78
4
WSW
18.0
-
25.6
12.1
19.3
11.6
10.90
18
 Sunny periods 29th  
30
31
1017.9
15.7
83
8
WSW
17.0
-
19.6
12.2
0.0
10.6
1.19
10
 Violent shower+thunder+large hail giving 19.1mm rain in 20 minutes 1700-1720 30th 
31
Total/
Mean
            
16.9ºC
8.7ºC
83.7mm
166.63hrs
  
*Ice Day is Tmax <0.0º 0900-0900 
Date
Anomaly
              
+0.1degC
+1.0degC
151.5%
89.1%
  
 
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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The data on this website may be freely used for personal and/or academic purposes only - please acknowledge source in publication
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