16.7
Page updated May 31, 2025 12:31
Link to April 2025. Link to June 2025

Data on this website may be freely used for personal and/or academic purposes only – but please do acknowledge Swanston Weather Site as source
FOR MEDIA USE PLEASE CONTACT ME FIRST

May 2025 (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 , Moorfoot Hills 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
1015.2
14.3
75
5
WNW
13.0
17.4
11.9
0.0
7.5
7.32
1021
3.18
21
Unbroken sunshine 30th April.. Variable cloud amount 1st May
1
2
1017.6
12.2
67
5
WSW
12.0
16.1
6.0
0.0
2.0
9.94
1174
2.92
16
Sunny periods 1st, clear skies am 2nd
3
1015.2
11.8
58
8
NNW
12.0
14.2
7.2
0.0
5.0
4.22
1190
2.51
17
Sunny periods 2nd, clear periods am 3rd
3
4
1023.2
7.2
66
10
WNW
11.0
11.3
2.9
0.0
–5.0
5.68
1199
2.16
15
Sunny intervals 3rd, clear skies overnight 3rd/4th. Grass frost. Overcast by 0900h
4
5
1028.6
8.3
72
3
NE
11.0
14.1
1.3
0.0
– 4.5
10.89
1104
3.33
12
Sunny periods 4th, clear skies overnight 4th/5th. Grass frost
5
6
1026.5
11.2
66
4
WNW
11.0
18.1
4.3
0.0
– 2.5
14.35
814
3.89
12
Prolonged sunshine 5th, clear skies overnight 5th/6th. Grass frost
6
7
1027.3
10.4
78
2
ENE
12.0
14.1
5.4
0.0
1.3
10.65
1071
3.30
18
Unbroken sunshine 6th May. Variable cloud amount 7th May
7
8
1024.8
11.5
67
1
SSW
12.0
15.8
3.1
0.0
– 2.8
14.46
807
3.78
13

Prolonged sunshine 7th, clear skies overnight 7th/8th.Grass frost
8
9
1021.3
14.1
69
4
WNW
12.5
21.8
5.8
0.0
– 0.3
13.51
930
4.34
17
Unbroken sunshine 8th, clear skies overnight 8th/9th. Grass frost
9
10
1018.7
16.4
52
5
SSW
13.5
22.3
7.0
0.0
0.0
14.96
972
4.72
16
Prolonged sunshine 9th, clear skies overnight 9th/10th.
10
11
1013.1
18.6
50
4
SSE
12.5
22.4
10.7
0.0
6.0
6.65
984
3.40
14
Unbroken sunshine 10th, clear skies overnight 10th/11th
11
12
1015.8
11.0
94
4
ENE
13.5
16.1
8.4
0.0
3.5
6.32
1055
2.69
16
Sunny periods early 11th. Haar overnight 11th/12th
12
13
1024.2
11.4
93
1
ENE
14.5
18.1
9.2
0.0
9.5
8.30
807
3.56
14
Sunny periods 12th. Haar overnight 12th/13th
13
14
1027.8
9.3
84
6
ENE
14.0
16.3
8.4
0.0
8.0
9.06
969
3.30
16
Sunny periods 13th, variable cloud amount overnight 13th/14th
14
15
1029.8
11.9
65
4
ENE
14.0
16.4
4.1
0.0
– 0.5
15.30
828
3.96
16
Sunny periods 14th, clear skies overnight 14th/15th. Grass frost
15
16
1030.4
14.9
55
3
WNW
13.5
20.8
5.3
0.0
– 1.0
15.31
840
4.47
13
Unbroken sunshine 15th, clear skies overnight 15th/16th. Grass frost
16
17
1027.3
14.9
66
5
ENE
14.0
20.5
5.3
0.0
– 0.5
15.30
824
4.47
16
Unbroken sunshine 16th, clear skies overnight 16th/17th. Grass frost
17
18
1023.5
15.3
68
2
NNE
15.0
17.5
7.3
0.0
2.2
12.41
967
3.81
24
Unbroken sunshine 17th, clear skies overnight 17th/18th.
18
19
1025.9
11.2
86
4
ENE
13.5
13.7
8.9
0.0
7.6
1.53
974
1.98
17
Prolonged sunshine 18th, overcast 18th/19th
19
20
1023.6
12.8
77
1
S
14.0
20.3
7.9
0.0
6.9
9.50
895
4.04
13
Mainly overcast 19th and am 20th
20
21
1019.6
12.8
71
3
ENE
14.5
18.1
8.4
0.0
3.6
10.31
849
4.34
18
Sunny periods 20th, variable cloud amount overnight 20th/21st
21
22
1021.8
11.2
56
4
ENE
15.0
16.4
7.1
0.0
4.8
13.10
1079
4.22
18
Sunny periods 21st, variable cloud amount overnight 21st/22nd
22
23
1018.5
12.5
65
3
SE
14.0
17.8
5.4
6.1
1.4
11.72
900
3.73
14
Prolonged sunshine 22nd. mainly clear skies am 23rd
23
24
1002.7
16.9
85
8
WSW
15.0
20.0
10.7
6.2
9.4
3.15
1287
3.43
23
Prolonged sunshine 23rd, rain late pm. Rain am 24th, clearing by 0900h
24
25
997.5
12.4
74
9
W
15.5
15.0
10.7
1.3
9.5
10.79
1102
3.86
28
Sunny intervals 24th, turning overcast pm, rain later.Rain early am 25th
25
26
1004.7
10.3
80
10
SW
14.0
14.4
7.3
4.5
5.6
8.04
1167
3.40
29
Sunny periods 25th, rain early am 26th
26
27
1003.6
9.1
88
10
NW
13.5
16.2
7.3
0.7
5.5
8.88
1130
3.30
20
Rain, heavy at times, late pm 26th. Heavy showers 0900h on 27th
27
28
1011.8
13.6
68
4
WSW
14.0
17.7
7.9
6.3
0.7
9.45
1139
3.78
19
Sunny periods 27th, clear skies overnight 27th/28th
28
29
1003.3
16.5
87
16
SW
14.5
20.1
10.6
0.0
10.1
7.50
904
4.24
40
Sunny periods28th. rain am 29th
29
30
1010.7
16.6
75
8
SW
15.0
19.0
13.2
00
10.6
12.03
1150
4.14
26
Sunny periods 29th, clear skies overnight 29th/30th. Gust to 40mph Midday 29th
30
31
1010.3
15.9
81
6
SSW
16.0
11.8
10.7
Prolonged sunshine 30th, variable cloud amount am 31st
31
Total/Mean
17.4
7.4
25.1
– 5.0
300.63
1287
 108.16
29
 
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 2025 summary, to 0900 GMT, 31 May, 2025

Overall mean temperature 12.4C (+ 2.1 degC)

Precipitation 25.1 mm, (42.4%), Sunshine 300.63 hours (154.2%)
 
  0900 GMTreadings
Daily Readings (see notes below)  
    
31 May, 2025 12:31 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

 

 

 

 

 


free web statsHome