16.7
Page updated
September 1, 2025 11:55
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
FOR
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 |
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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) |
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1 |
991.9 |
15.7 |
84 |
7 |
SSW |
15.5 |
12.0 |
11.1 |
Showers pm 31st August and am 1st September | 1 |
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2 |
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3 |
3 |
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4 |
4 |
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5 |
5 |
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6 |
6 |
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7 |
7 |
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8 |
8 |
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9 |
9 |
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10 |
10 |
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11 |
11 |
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12 |
12 |
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13 |
13 |
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14 |
14 |
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15 |
15 |
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16 |
16 |
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17 |
17 |
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18 |
18 |
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19 |
19 |
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20 |
20 |
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21 |
21 |
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22 |
22 |
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23 |
23 |
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24 |
24 |
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25 |
25 |
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26 |
26 |
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27 |
27 |
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28 |
28 |
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29 |
29 |
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30 |
30 |
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31 |
31 |
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Total/Mean |
20.6
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12.5
|
23.5
|
6.7
|
193.33 |
1146
|
86.37 |
42
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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) |
August 2025 so far, to 0900 GMT, 1 September, 2025 Overall mean temperature 16.5C (+1.9 degC) Trend ↓ Precipitation 23.5 mm (31.9%), Sunshine 193.33hours (124.7%)) |
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0900 GMTreadings |
Daily Readings (see notes below) |
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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 |