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October 1, 2021 12:07
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to October 2021
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 2021 (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, Moorfoots 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 |
1035.9 |
13.2 |
82 |
1 |
N |
15.5 |
19.7 |
8.4 |
0.0
|
2.5 |
12.95 |
775 |
2.57 |
10 |
Overcast 31st August. Clear skies am 1st September | 1 |
|
2 |
1034.1 |
12.7 |
88 |
1 |
NE |
15.5 |
15.3 |
11.8 |
0.0 |
9.5 |
4.50 |
587 |
1.04 |
13 |
Unbroken sunshine 1st, haar am 2nd | 2 |
|
3 |
1027.1 |
11.1 |
92 |
1 |
ENE |
15.0 |
13.5 |
9.4 |
0.0 |
5.5 |
0.00 |
276 |
0.74 |
9 |
Sunny intervals pm 2nd. Haar am 3rd | 3 |
|
4 |
1021.9 |
12.8 |
85 |
1 |
ESE |
15.0 |
16.8 |
9.1 |
0.0 |
5.9 |
1.19 |
902 |
1.17 |
12 |
Low cloud/haar 3rd and am 4th | 4 |
|
5 |
1021.3 |
16.8 |
74 |
2 |
N |
15.5 |
21.2 |
9.4 |
0.7 |
3.8 |
7.06 |
831 |
2.06 |
10 |
Overcast/haar 4th. Cloud breaking am 5th | 5 |
|
6 |
1021.4 |
16.0 |
93 |
2 |
SW |
16.0 |
20.0 |
14.8 |
trace |
13.2 |
0.10 |
496 |
1.12 |
15 |
Sunny periods am/early pm 5th, rain later.. Overcast 6th | 6 |
|
7 |
1021.1 |
18.9 |
84 |
1 |
SW |
16.5 |
24.1 |
16.9 |
0.0 |
15.5 |
7.06 |
831 |
1.98 |
13 |
Overcast, haar at times 6th, light shower 1630h. Overcast 7th | 7 |
|
8 |
1014.1 |
19.4 |
83 |
0 |
Calm |
18.0 |
24.7 |
13.2 |
1.4 |
8.5 |
10.65 |
686 |
2.34 |
8 |
Sunny periods7th, clear skies overnight 7th/8th | 8 |
|
9 |
1007.4 |
14.8 |
97 |
2 |
NW |
16.0 |
16.4 |
14.2 |
8.6 |
11.5 |
0.00 |
311 |
0.43 |
12 |
Prolonged sunshine 8th, fog am 9th with rain by 0820 GMT | 9 |
|
10 |
1006.8 |
16.3 |
98 |
2 |
WNW |
16.5 |
22.4 |
14.6 |
0.9 |
14.6 |
1.72 |
856 |
1.45 |
10 |
Heavy sh late 9th, 68.6mm/h @ 2320h. Fog 9th and early 10th | 10 |
|
11 |
1010.2 |
15.9 |
87 |
5 |
SW |
16.5 |
18.0 |
14.4 |
0.0 |
13.2 |
5.53 |
830 |
1.78 |
19 |
Sunny intervals early pm 10th, showers am 11th | 11 |
|
12 |
109.7 |
11.8 |
86 |
2 |
WNW |
16.0 |
14.3 |
10.0 |
0.0 |
8.6 |
0.17 |
728 |
1.24 |
11 |
Sunny periods 11th, clear skies early am 12th. Cloudy later |
12 |
|
13 |
1020.3 |
12.4 |
78 |
3 |
SE |
15.0 |
16.7 |
9.0 |
1.5 |
5.6 |
4.68 |
728 |
1.70 |
13 |
Mainly overcast 12th, cloud clearing later. Clear skies am 13th | 13 |
|
14 |
1015.1 |
13.0 |
93 |
1 |
N |
14.5 |
15.9 |
12.0 |
0.2 |
11.0 |
0.00 |
332 |
0.56 |
11 |
Sunny intervals 13th, cloudy later. Rain am 14th | 14 |
|
15 |
1014.9 |
12.9 |
97 |
0 |
N |
15.0 |
18.7 |
10.8 |
0.0 |
5.4 |
3.71 |
844 |
1.30 |
14 |
Overcast 14th, fog am 15th | 15 |
|
16 |
1015.1 |
13.7 |
77 |
4 |
SW |
15.0 |
19.1 |
10.9 |
1.0 |
8.0 |
8.13 |
793 |
2.18 |
22 |
Sunny intervals 15th. Clear skies am 16th | 16 |
|
17 |
1009.4 |
15.1 |
85 |
3 |
SSE |
15.5 |
19.1 |
13.7 |
0.0 |
12.6 |
0.30 |
587 |
1.19 |
26 |
Sunny periods 16th. Overcast overnight with light rain early 17th | 17 |
|
18 |
1013.8 |
13.7 |
86 |
2 |
WNW |
15.0 |
18.3 |
11.7 |
8.0 |
9.0 |
8.22 |
763 |
1.70 |
11 |
Mainly overcast 17th, cloud clearing am 18th | 18 |
|
19 |
1011.6 |
14.0 |
90 |
3 |
S |
15.5 |
17.1 |
12.3 |
0.0 |
11.3 |
4.41 |
756 |
1.09 |
13 |
Sunny periods 18th. Rain am 19th | 19 |
|
20 |
1022.9 |
12.6 |
86 |
4 |
WNW |
14.0 |
17.1 |
8.3 |
0.0 |
3.7 |
6.54 |
766 |
1.45 |
18 |
Sunny intervals late am/pm19th. Clear skies overnight 19th/20th | 20 |
|
21 |
1027.8 |
13.3 |
85 |
4 |
SW |
14.0 |
18.7 |
10.9 |
0.0 |
7.4 |
8.13 |
526 |
1.85 |
22 |
Sunny periods 20th, variable cloud amount am 21st | 21 |
|
22 |
1020.6 |
15.2 |
77 |
11 |
SW |
14.5 |
17.8 |
12.4 |
1.0 |
9.9 |
5.87 |
698 |
1.93 |
31 |
Sunny periods 21st, variable cloud am 22nd. Gust 32 mph am 22nd | 22 |
|
23 |
1012.4 |
14.1 |
83 |
8 |
SW |
14.5 |
16.4 |
11.4 |
0.0 |
9.1 |
2.10 |
761 |
1.35 |
26 |
Sunny periods 22nd, rain late. Overcast am 22nd. Gusty winds. | 23 |
|
24 |
1005.7 |
16.3 |
80 |
10 |
WSW |
15.0 |
18.6 |
12.6 |
0.0 |
10.6 |
8.27 |
891 |
2.03 |
15 |
Sunny intervals am 23rd, overcast pm. Variable cloud amount am 24th | 24 |
|
25 |
1011.3 |
15.0 |
88 |
1 |
SW |
14.5 |
20.4 |
12.9 |
0.0 |
10.5 |
3.45 |
768 |
1.37 |
21 |
Sunny periods 24th, variable cloud amount am 25th | 25 |
|
26 |
1005.4 |
16.8 |
87 |
3 |
SSE |
16.0 |
19.6 |
15.3 |
17.8 |
12.6 |
4.29 |
566 |
1.88 |
29 |
Sunny intervals 25th, variable cloud amount am 26th | 26 |
|
27 |
997.5 |
8.3 |
95 |
5 |
SW |
14.0 |
13.1 |
7.8 |
0.9 |
7.2 |
4.80 |
772 |
0.99 |
23 |
Sunny intervals 26th. Rain, heavy at times late pm 26th and am 27th | 27 |
|
28 |
1009.1 |
10.6 |
81 |
3 |
SSE |
13.0 |
12.4 |
8.0 |
0.9 |
5.2 |
2.58 |
480 |
1.14 |
19 |
Showers am 27th. Clear skies overnight 27th and am 28th | 28 |
|
29 |
1013.7 |
8.9 |
82 |
5 |
W |
12.5 |
13.4 |
6.8 |
5.4 |
4.4 |
9.73 |
696 |
1.45 |
19 |
Sunny intervals 28th. Clear skies overnight 28th/29th |
29 |
|
30 |
1005.7 |
12.5 |
95 |
9 |
SSE |
120 |
14.7 |
6.6 |
5.1 |
3.8 |
0.58 |
439 |
0.99 |
26 |
Prolonged sunshine 29th. Clear skies overnight, rain by 0300h |
30 |
|
31 |
31 |
||||||||||||||||
Total/ Mean |
17.8
|
11.3 |
43.4
|
2.5
|
136.72 | 902
|
44.07 | 31
|
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) |
September 2021 Summary (to 0900 GMT on the 1st 0ctober) Overall mean temperature 14.6C (+ 1.9 degC of normal) Precipitation 53.4 mm (71.2%), Sunshine 136.72 hours (105.2%) |
||
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 |