Page updated October 17, 2021 13:13
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May 2021 (Means and totals to date are at foot of table)
 
  0900 GMT readings
 Daily  Readings (See notes at foot of page)
Weather in previous 24h & hours of air frost (to 0900 on date)
Date
Date
Pressure
(mb)
Temp (°C)
Relative
Humidity (%)
Wind Speed (mph)
Wind Direction
SoilTemp @ 20cm
(°C)
SnowDepth(cm) or
Pentlands, Lammermuirs, Moorfoots snowline(ft)
@ 0900 GMT
1Maximum Temp (°C)
2Minimum Temp (°C)
3Rainfall
(mm)
4Grass Min Temp
(°C)
5Sun (Hours)

Solar
Rad'n High
(W/m2)
7ET
(mm)
6Max Wind
Speed (mph)
1
1018.4
8.0
70
2
SSE
9.0
11.5
1.5
0.3
– 3.1
2.96
970
1.57
12
 Sunny periods 30th April, clear periods am 1st May
1
2
1018.3
7.5
68
3
SW
9.5
11.1
2.2
0.0
– 2.0
6.26
939
1.91
12
 Sunny intervals 1st, shower evening. Clear periods am 2nd
2
3
1008.5
7.5
72
4
SSE
9.0
7.6
3.4
30.6
–1.0
1.51
206
0.76
30
 Sunny periods 2nd, turning overcast am 3rd
3
4
997.1
5.1
84
5
NW
9.0
8.6
3.1
3.0
3.0
2.76
638
1.07
21
 Rain, heavy at times, pm 3rd and am 4th
4
5
1006.8
5.7
61
5
WNW
8.5
10.8
1.2
1.5
– 1.0
7.57
1136
2.26
15
 Showers, with large hail and snow, afternoon 4th. Clear skies overnight 4th/5th
5
6
1003.2
4.9
79
5
WNW
8.0
M,L 1000'
6.8
0.7
10.7
– 1.7
2.41
759
1.14
16
 Sunny periods 5th, large hail/rasn shower 1320h. Rasn shower early am 6th
6
7
1013.6
6.8
73
7
WSW
8.0
11.3
2.6
0.0
0.6
6.05
1046
1.91
10
 Lrge hail/rasn showers 6th with persistent precipitation in evening. Variable cloud am 7th
7
8
1001.5
5.9
74
7
SE
8.0
12.5
1.4
1.7
– 3.1
0.17
283
0.64
25
 Sunny am/early pm7th, thunder to S @1440h. Clear overnight 7th/8th. Increasing am 8th
8
9
990.1
12.2
75
5
SSE
8.5
14.9
4.6
0.2
6.7
3.57
893
2.16
31
 Mainly overcast 8th, showers mid afternoon. Overcast am 9th. Much milder
9
10
990.8
13.0
74
3
SSE
9.5
15.1
7.4
2.9
3.0
7.30
1116
2.31
23
 Sunny intervals 9th, showers midday and late pm. Variable cloud amount 10th
10
11
1003.7
11.9
64
7
WSW
10.5
16.8
7.3
8.2
6.2
4.70
1079
2.72
32
 Heavy shower midday 10th. Showers am 11th
11
12
1006.0
7.4
94
1
ENE
10.0
12.6
6.4
10.2
4.7
2.86
1116
1.37
12
Rain late pm 11th and am 12th
12
13
1011.3
6.9
96
2
ENE
10.5
8.4
6.0
0.0
6.0
0.00
144
0.46
13
 Violent shower (121.2 mm/hr @1340h) pm 12th. Haar am 13th
13
14
1011.4
8.4
78
1
SSE
11.0
12.7
6.1
0.0
5.7
3.03
932
1.80
12
 Haar 13th. Overcast am 14th. Cold
14
15
1001.1
11.4
71
2
NE
10.5
13.2
6.7
0.0
6.5
5.53
1071
1.88
18
 Sunny intervals 14th, variable cloud amount am 15th
15
16
997.7
10.9
74
2
SE
10.5
13.9
4.1
0.7
– 1.1
8.42
981
2.77
16
 Sunny intervals 15th. Clear skies overnight 15th/16th with ground frost
16
17
1003.8
10.1
86
1
NNW
11.0
14.6
5.5
0.1
2.0
2.91
1081
1.93
16
 Showers mid afternoon 16th. Variable cloud amount am 17th
17
18
1009.5
10.8
73
4
SW
10.5
15.7
5.9
0.0
3.5
11.72
1057
3.56
14
 Sunny intervals 17th. Variable cloud amount am 18th
18
19
1015.4
12.3
71
2
WNW
11.0
16.8
6.5
0.0
6.1
8.22
1060
2.64
13
 Prolonged sunshine 18th, clear skies am 19th
19
20
1009.7
11.2
72
2
SSE
11.0
12.2
7.1
10.2
2.2
2.72
482
1.02
31
 Sunny periods 19th. Becoming overcast am 20th
20
21
989.5
8.6
96
8
NE
10.5
8.2
7.8
11.5
8.0
0.00
125
0.38
34
 Rain early afternoon 20th and am 21st
21
22
1001.7
8.1
69
3
WNW
10.0
12.6
3.8
0.3
3.1
7.32
1194
2.57
13
 Rain 21st and am 22nd. Hail early afternoon 22nd
22
23
1001.3
8.4
81
5
SSE
10.5
13.2
5.1
7.9
2.9
1.17
1139
2.06
26
 Sunny periods 22nd, clear skies am 23rd
23
24
996.0
8.4
81
7
SW
10.5
10.8
5.0
2.0
3.0
0.74
847
1.50
23
 Rain evening 23rd and am 24th
24
25
1009.8
8.8
84
1
WSW
10.0
10.3
6.7
6.1
4.6
0.59
1114
1.09
18
 Rain pm 24th, overcast am 25th
25
26
1015.6
9.4
90
2
WNW
10.5
14.7
6.4
3.1
5.6
3.09
923
1.50
12
 Rain late am/early pm 25th. Showers am 26th
26
27
1019.4
10.6
84
2
SSE
11.0
14.7
6.5
0.0
3.3
0.24
954
1.45
10
 Heavy shower late afternoon 26th. Variable cloud amount am 27th
27
28
1022.6
14.7
59
1
SE
11.0
16.6
7.1
0.0
2.8
7.70
733
2.08
12
 Overcast 27th, clear skies am 28th
28
29
1027.8
9.7
96
1
NNW
12.0
17.2
8.1
0.0
8.4
2.64
889
1.96
11
Sunny periods 28th. Haar evening 28th and am 29th
29
30
1028.9
13.7
84
1
SSE
12.0
20.3
6.7
0.0
3.8
10.07
1030
3.23
11
Haze and haar 29th, occasional sunny intervals. Haar overnight 29th/30th
30
31
1022
10.2
92
1
ENE
112.5
22.2
7.1
0.0
3.7
14.25
849
3.81
18
Sunny periods 30th. Haar overnight 30th/31st, fog at 0900h
31
 
Total/
Mean
13.2
5.2
111.1
– 3.1
138.48
1194
 57.46
34
  
Date
 
Pressure
(mb)
Temp
(°C)
Relative
Humidity
(%)
Wind Speed (mph)
Wind
Direction
Soil Temp
at 20cm
(°C)
SnowDepth(cm) or
Pentlands, Lammermuirs, Moorfoots snowline(ft)
1 Mean Maximum
Temp
(°C)
2Mean Minimum
Temp
(°C)
3Total Rainfall
(mm)
4Grass Min
Temp
lowest
(°C)
5Total Sun
(Hours)
Solar
Rad'n highest
W/m2
7Total ET
(mm)
6Max
Wind Speed
(mph)

May 2021 summary(to 0900 GMT on the 1st June)

Overall mean temperature 9.2C (– 1.1 degC of normal)

Precipitation 111.1 mm (202.0%), Sunshine 138.48 hours (71.0%)
 
  0900 GMTreadings
Daily Readings (see notes below)  
    
17 October, 2021 1:13 PM

 

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. SEPA = Scottish Environmental Protection Agency/UKMO 5" diameter gauge
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
7. Total evapotranspiration on the date (in mm).
* 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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