16.7
Page updated May 18, 2026 11:29
Link to April 2026.Link to May 2026

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 2026 (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
1019.3
14.4
70
1
SE
11.5
16.7
4.8
4.6
– 0.6
4.66
983
1.75
19
 Unbroken sunshine 30th April. Clear skies overnight 30th April/1st May
1
2
1013.9
13.8
83
3
WSW
11.5
17.4
8.5
9.2
5.0
4.13
1048
2.08
15
 Rain pm 1st May, overcast overnight 1st/2nd
2
3
1014.0
7.1
96
4
ENE
11.0
11.6
7.0
0.4
7.8
0.00
272
0.56
18
 Sunny intervals 2nd, rain am 3rd
3
4
1014.7
11.6
76
4
W
10.5
15.1
6.6
0.0
6.1
8.70
919
3.38
19
 Overcast and cold 3rd. Clearer skies overnight 3rd/4th
4
5
1015.3
8.7
69
3
NNW
11.0
10.3
6.8
0.0
3.9
4.16
983
1.60
22
 Sunny periods 4th, variable cloud amount overnight 4th/5th
5
6
1017.2
7.9
67
3
ENE
10.5
11.2
2.6
0.0
0.0
5.97
932
2.74
18
 Sunny intervals 5th, clear skies overnight 5th/6th
6
7
1012.4
10.6
73
7
S
11.0
15.3
6.1
0.0
3.3
5.00
842
2.49
30
 Sunny periods 6th, variable cloud overnight 6th/7th
7
8
1015.2
10.7
79
5
WSW
11.0
15.1
8.7
4.8
6.1
1.97
930
2.49
28
 Sunny periods 7th. Mainly overcast am 8th
8
9
1024.0
5.8
93
3
NE
10.5
10.5
5.7
0.0
4.4
2.74
926
2.75
16
 A few sunny intervals 8th, rain 0600-0830 h 9th
9
10
1022.7
9.3
71
4
WSW
10.5
14.2
1.1
2.4
– 2.2
8.80
1039
2.70
25
 Sunny intervals, clear skies overnight 9th/10th
10
11
1014.7
6.2
63
4
NW
10.5
11.1
2.7
0.0
0.0
8.08
1129
2.59
15
 Sunny periods 10th, rain late pm 10th, early am 11th, then clear skies
11
12
1008.4
10.1
69
9
NW
10.5
13.7
6.1
0.1
5.0
9.80
1079
3.78
25
Sunny periods 11th, variable cloud amount overnight 11th/12th
12
13
999.8
7.9
77
4
NNW
10.5
11.1
4.8
3.3
3.3
2.19
1058
1.70
17
 Sunny periods 12th, brief large hail shower 1330 h. Variable cloud amount overnight 12th/13th
13
14
1003.1
8.4
78
7
NW
10.5
10.7
4.1
5.8
1.7
2.43
953
1.63
18
 Showers pm 13th, variable cloud amount overnight 13th/14th
14
15
1007.1
7.2
63
5
NW
10.5
12.0
3.5
0.0
0.6
3.66
1005
0.64
17
 Showers, with hail, pm 14th. Large hail for 20 minutes around 1400 h. Variable cloud am 15th
15
16
1004.6
10.1
59
3
SSE
10.0
13.6
0.9
0.9
– 1.7
6.91
1238
2.47
15
 Sunny intervals 15th, clear skies overnight 15th/16th
16
17
1003.2
10.5
76
7
WSW
11.0
14.5
5.8
0.8
2.9
10.18
1174
3.23
22
 Sunny intervals 16th, rain in evening. Clear intervals am 17th
17
18
1007.7
11.2
75
1
ENE
11.5
6.6
5.0
Sunny periods 17th, showers early am 18th
18
19
 
19
20
 
20
21
 
21
22
 
22
23
 
23
24
 
24
25
 
25
26
 
26
27
 
27
28
 
28
29
 
29
30
 
30
31
 
31
Total/Mean
13.2
5.1
32.3
– 2.2
89.38
1328
 38.55
30
  
 
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 Rain
(mm)


4Grass Min
Temp
lowest
(°C)
5Total Sun
(Hours)
Solar
Rad'n highest
(W/m2)
7Total ET
(mm)
6Max
Wind Speed
(mph)

May 2026 so far (to 0900 GMT, 18 May, 2026

Overall mean temperature 9.2C (– 1.2 degC) Trend ↑

Precipitation 32.3 mm (54.6%), Sunshine 89.38 hours (45.8%)
 
  0900 GMTreadings
Data in the yellow boxes refers to this month as a whole
   
18 May, 2026 11:29 AM
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