16.7
Page updated
October 1, 2025 12:27
Link to August 2025.Link
to October 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
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MEDIA USE PLEASE CONTACT ME FIRST
September 2025 (Means and totals to date are at foot of table) |
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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 |
7ET (mm) |
6Max Wind Speed (mph) |
||
1 |
991.9 |
15.7 |
84 |
7 |
SSW |
15.5 |
19.4 |
12.0 |
1.1 |
11.1 |
5.96 |
856 |
2.49 |
25 |
Showers pm 31st August and am 1st September | 1 |
|
2 |
998.4 |
14.3 |
80 |
5 |
SSW |
15.5 |
18.9 |
11.2 |
2.3 |
8.9 |
5.17 |
962 |
2.41 |
24 |
Light showers pm 1st, clear skies am 2nd | ||
3 |
991.0 |
12.3 |
95 |
1 |
ENE |
15.0 |
14.6 |
11.2 |
4.7 |
10.6 |
0.16 |
211 |
0.64 |
17 |
Sunny periods 2nd, rain am 3rd | 3 |
|
4 |
1001.2 |
14.6 |
92 |
4 |
WSW |
15.0 |
18.2 |
11.1 |
0.0 |
9.4 |
7.15 |
795 |
2.18 |
19 |
Rain 3rd, clear skies am 4th | 4 |
|
5 |
1014.1 |
14.7 |
79 |
6 |
W |
15.0 |
18.6 |
11.2 |
0.0 |
8.9 |
9.12 |
976 |
2.69 |
20 |
Sunny periods 4th, clear periods am 5th | 5 |
|
6 |
1016.8 |
14.2 |
84 |
6 |
SSE |
15.0 |
19.4 |
11.1 |
0.0 |
7.8 |
3.25 |
796 |
1.88 |
21 |
Sunny periods 5th, turning overcast am 6th | 6 |
|
7 |
1003.5 |
17.2 |
78 |
5 |
SE |
15.5 |
20.9 |
14.2 |
0.9 |
13.9 |
0.15 |
243 |
1.35 |
23 |
Sunny intervals early pm 6th, variable cloud am 7th | 7 |
|
8 |
1009.9 |
13.7 |
80 |
4 |
SW |
15.5 |
18.1 |
11.6 |
0.1 |
8.9 |
7.74 |
963 |
2.46 |
19 |
Overcast 7th, rain late pm. Light rain clearing early am 8th | 8 |
|
9 |
1012.8 |
14.4 |
74 |
7 |
SSE |
14.5 |
18.7 |
10.3 |
0.0 |
7.2 |
6.93 |
840 |
2.51 |
21 |
Sunny periods 8th, clear skies overnight 8th/9th | 9 |
|
10 |
999.6 |
15.6 |
72 |
8 |
SE |
14.0 |
17.9 |
9.8 |
0.3 |
5.0 |
1.92 |
670 |
1.65 |
23 |
Sunny periods 9th. Clear skies late pm 9th, early am 10th. Overcast by 0900 h | 10 |
|
11 |
991.2 |
12.3 |
81 |
11 |
SW |
14.0 |
15.5 |
9.9 |
0.2 |
7.2 |
7.15 |
844 |
2.44 |
29 |
Few sunny intervals am 10th, showers late pm. Variable cloud amount am 11th | 11 |
|
12 |
998.1 |
12.2 |
77 |
11 |
SW |
14.0 |
16.0 |
10.0 |
1.9 |
8.3 |
7.23 |
905 |
2.54 |
29 |
Sunny periods 11th, shower mid afternoon. Clear skies and gusty winds overnight 11th/12th |
12 |
|
13 |
999.3 |
12.1 |
80 |
6 |
SW |
13.5 |
15.3 |
8.3 |
2.7 |
5.5 |
4.05 |
844 |
1.52 |
21 |
Shower midday 12th, rain am 13th | 13 |
|
14 |
1005.9 |
12.1 |
84 |
3 |
SW |
13.0 |
14.6 |
8.7 |
8.6 |
5.0 |
1.04 |
371 |
1.02 |
18 |
Heavy showers afternoon 13th, clear skies overnight 13th/14th | 14 |
|
15 |
987.4 |
13.3 |
87 |
6 |
WSW |
13.0 |
15.6 |
9.8 |
6.7 |
6.7 |
3.65 |
865 |
1.63 |
26 |
Heavy rain late afternoon 14th, showers overnight 14th/15th | 15 |
|
16 |
1008.8 |
12.6 |
87 |
5 |
W |
12.5 |
16.7 |
9.7 |
1.9 |
7.8 |
6.67 |
812 |
1.85 |
22 |
Sunny intervals15th, shower early pm. Heavy rain am 15th | 16 |
|
17 |
1005.7 |
11.3 |
87 |
8 |
SSE |
13.0 |
18.5 |
9.6 |
0.1 |
8.9 |
3.54 |
617 |
1.80 |
29 |
Sunny periods 16th, brief heavy shower 1440h. Light rain 0330-0515h am 17th | 17 |
|
18 |
1006.9 |
13.5 |
79 |
11 |
SW |
13.0 |
17.2 |
11.3 |
2.0 |
8.9 |
7.62 |
744 |
2.59 |
37 |
Sunny intervals 17th, gusty winds overnight 17th/18th | 18 |
|
19 |
1010.4 |
14.8 |
89 |
5 |
SW |
14.0 |
18.1 |
13.5 |
0.0 |
12.2 |
1.99 |
680 |
1.19 |
28 |
Sunny periods 18th. Cloudy overnight 18th/19th with heavy shower 0450h 19th | 19 |
|
20 |
1008.8 |
12.3 |
86 |
3 |
W |
14.0 |
13.3 |
11.1 |
3.3 |
9.4 |
0.02 |
459 |
0.81 |
21 |
Mainly overcast 19th and am 20th. A few spots of rain but nothing measureable | 20 |
|
21 |
1019.0 |
8.6 |
71 |
4 |
WNW |
12.0 |
13.7 |
5.1 |
0.0 |
1.7 |
6.69 |
837 |
1.88 |
17 |
Overcast 20th, rain mid afternoon. Clear skies overnight 20th/21st. Colder | 21 |
|
22 |
1028.8 |
8.8 |
75 |
5 |
WSW |
11.5 |
14.3 |
4.2 |
0.0 |
– 1.7 |
5.54 |
752 |
1.70 |
19 |
Sunny perioda 21st, clear skies overnight 21st/22nd. First ground frost of Autumn | 22 |
|
23 |
1031.3 |
10.8 |
67 |
1 |
NW |
11.5 |
15.3 |
5.0 |
0.0 |
– 0.6
|
9.50 |
628 |
1.83 |
14 |
Sunny periods 22nd, overcast later pm. Clearing skies am 23rd . Ground frost | 23 |
|
24 |
1031.2 |
11.3 |
78 |
1 |
SSE |
11.0 |
16.1 |
5.3 |
0.0 |
0.0 |
3.03 |
707 |
1.40 |
10 |
Sunny periods 23rd, variable cloud amount overnight 23rd/24th | 24 |
|
25 |
1029.7 |
12.8 |
63 |
5 |
SSE |
11.5 |
17.3 |
9.6 |
0.0 |
5.6 |
9.85 |
601 |
2.06 |
16 |
Sunny intervals 24th, variable cloud amount overnight 24th/25th | 25 |
|
26 |
1025.1 |
10.9 |
87 |
2 |
ENE |
11.5 |
17.2 |
5.4 |
0.0 |
0.0 |
4.85 |
733 |
1.55 |
15 |
Sunny periods 25th, clear skies overnight 25th/26th | 26 |
|
27 |
1015.9 |
11.9 |
79 |
4 |
SSE |
12.5 |
14.8 |
10.6 |
4.5 |
10.0 |
0.52 |
436 |
1.09 |
19 |
Sunny intervals 26th, overcast overnight 26th/27th. | 27 |
|
28 |
1019.0 |
10.6 |
86 |
4 |
W |
12.0 |
15.9 |
7,8 |
0.0 |
2.8 |
9.33 |
689 |
1.75 |
17 |
Mainly overcast 27th, rain from 1700h. Clear skies am 28th | 28 |
|
29 |
1024.8 |
9.1 |
84 |
0 |
Calm |
12.0 |
14.1 |
4.3 |
0.2 |
– 1.1 |
2.40 |
598 |
1.02 |
25 |
Sunny periods 28th, clear skies overnight 28th/29th. Ground frost |
29 |
|
30 |
1022.0 |
13.5 |
85 |
6 |
S |
12.5 |
16.6 |
9.1 |
3.2 |
8.3 |
2.60 |
232 |
1.24 |
34 |
A few sunny intervals am 29th, overcast with light rain pm. Overcast am 39th |
30 |
|
31 |
31 |
||||||||||||||||
Total/Mean |
16.7
|
9.4
|
44.7 | – 1.7
|
143.19 |
976
|
53.48 | 37
|
|||||||||
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) |
September 2025 so far, to 0900 GMT, 1 October, 2025 Overall mean temperature 13.1C (+0.5 degC) Trend ↓ Precipitation 44.7 mm (71.6%), Sunshine 143.10 hours (110.1%) |
||
0900 GMTreadings |
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. 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 |