Page updated February 1, 2020 22:19
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Swanston Weather Station
January 2020 (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, Moorfoots snowline(ft)
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
1024.1
6.3
83
13
WSW
4.0
8.1
0.8
0.0
–3.7
0.75
227
35
 Sunny periods 31st January. Clear then cloudy am 1st, ground frost
1
2
1006.1
8.4
80
21
SW
4.5
9.9
5.7
3.1
3.6
0.00
104
57
 Mainly cloudy 1st. Overcast with gusty winds (57mph) am 2nd
2
3
1015.6
4.0
75
12
W
5.0
7.1
3.8
0.0
2.1
5.10
139
0.56
32
 Rain pm 2nd. Gusty winds easing. Clear am 3rd
3
4
1025.5
7.1
84
14
W
4.5
8.2
3.7
0.0
4.9
0.68
156
0.89
36
 Sunny periods 3rd. Overcast am 4th
4
5
1022.3
7.3
81
16
WSW
5.0
10.2
6.7
0.1
5.2
0.01
207
1.35
36
 Mainly overcast 4th. Cloudy am 5th
5
6
1005.6
8.5
76
19
SW
5.5
9.5
7.3
3.3
6.0
0.14
74
1.17
57
 Overcast 5th. Increasingly windy am 6th, gusts to 50 mph
6
7
1005.0
9.2
85
25
SW
5.0
12.4
5.7
7.4
3.6
0.00
77
1.52
68
 Overcast 6th. Windy overnight 6th/7th with gusts to 50 mph
7
8
1013.6
4.8
76
15
WSW
5.5
5.1
3.6
9.2
2.3
3.37
183
1.07
37
 Very windy 7th, gusts to 68 mph. Calmer, clearer and cooler am 8th
8
9
1003.6
1.9
93
4
NNE
4.5
900' P,M,L
4.6
1.7
3.4
1.0
0.46
76
0.15
14
 Sunny intervals 8th. Rain, with some wet snow at times, am 9th
9
10
1017.4
3.2
92
9
WNW
4.0
1000' P,M,L
9.9
1.3
9.0
–1.6
3.92
178
1.04
61
 Rain am 9th, cloud clearing later with ground frost. Haze am 10th
10
11
1002.3
9.8
89
24
SW
5.0
10.7
3.2
10.7
4.2
0.00
76
0.97
62
 Sunny intervals 10th, wind and rain evening. Stormy am 11th, wet and windy
11
12
1006.9
5.3
87
13
W
4.5
5.4
4.0
0.8
1.5
3.74
171
0.84
32
Rain am 11th, heavy midday. Showers pm. Showers am 12th
12
13
998.9
5.3
80
16
SSW
4.0
6.8
2.9
0.7
0.4
0.12
211
1.17
47
 Sunny intervals 12th. Overcast am 13th
13
14
983.4
3.9
73
18
SW
4.0
4.8
3.0
3.5
1.4
0.13
100
1.17
44
 Light rain pm 13th. Overcast am 14th
14
15
989.0
4.6
74
17
SW
3.5
7.9
2.6
0.0
0.6
4.46
207
2.06
56
 Rain pm 14th. Cloud clearing overnight 14th/15th
15
16
1005.0
7.8
76
15
SSW
4.0
9.3
4.4
6.1
2.5
0.00
209
1.12
44
 Sunny periods 15th, gusty winds 56 mph. Overcast am 16th
16
17
1002.8
4.3
78
16
WSW
4.0
5.2
3.3
0.2
1.4
1.77
204
1.04
37
 Rain pm 16th. Clearer am 17th
17
18
1021.5
2.3
84
12
W
3.5
5.2
1.8
0.0
0.1
5.64
206
0.94
29
 A few sunny intervals 17th. Clear skies am 18th.
18
19
1041.7
4.8
77
11
W
3.0
1600' P
6.2
3.0
0.0
0.4
1.46
244
1.45
38
 Sunny periods 18th. No frost here overnight 18th/19th - above the inversion
19
20
1042.7
6.1
81
10
W
3.5
8.3
4.6
0.0
3.1
0.0
148
1.22
36
 A few sunny intervals 19th. Mainly cloudy am 20th
20
21
1038.1
8.3
89
12
W
4.5
9.7
6.1
0.0
5.6
2.74
366
0.86
31
 Overcast 20th. Low cloud am 21st. Milder
21
22
1036.4
8.1
91
12
W
5.0
11.2
7.9
0.0
7.4
3.17
318
0.91
24
 Sunny intervals 21st. Low clouds on Pentlands am 22nd
22
23
1029.0
7.7
85
12
W
5.5
8.2
6.9
0.0
5.2
1.19
290
0.81
31
 Sunny intervals 22nd. Mainly cloudy am 23rd
23
24
1018.8
7.1
93
11
W
5.5
8.2
6.2
0.0
4.6
0.62
105
0.74
32
 A few sunny intervals 23rd. Low cloud am 23rd
24
25
1011.3
5.9
88
13
WSW
5.0
7.4
5.4
0.0
3.9
0.00
185
0.84
36
 Mainly overcast 24th and am 25th
25
26
997.7
6.9
87
13
SSW
5.0
7.6
5.4
1.7
3.6
0.09
120
0.94
42
 Overcast 25th and am 26th,gusts to 42 mph
26
27
991.5
2.3
77
13
SW
4.0
4.9
0.6
5.3
–0.4
6.59
327
1.17
32
 Light rain late am 26th. Shower early am 27th. Colder with ground frost
27
28
984.8
1.1
89
13
WSW
3.5
<50% cover 09h
3.7
0.7
1.6
–0.8
2.84
197
0.71
34
 Prolonged sun 27th. Snow overnight 27th/28th. Less than 50% cover by 0900h
28
29
997.4
2.7
84
14
W
3.5
1200' P,M,L
7.9
1.1
8.1
0.2
1.23
179
0.86
46
Rain and ra/sn showers late pm 28th. Clear, turning cloudy, am 29th
29
30
991.3
6.8
83
21
SW
4.0
10.7
2.7
1.7
4.9
0.04
155
1.35
50
Rain pm 29th, windy. Overcast am 30th, milder
30
31
991.5
10.4
87
17
SW
5.0
12.2
5.8
1.1
4.9
1.29
333
1.45
49
Mild and windy 30th, gusts to 50 mph. Overcast am 31st
31
 
Total/
Mean
7.9
3.9
77.0
– 3.7
51.22
365
30.37
68
  
Date
 
Pressure
(mb)
Temp
(°C)
Relative
Humidity
(%)
Wind
Speed (mph)
Wind
Direction
Soil Temp
at 20cm
(°C)
Snow Depth(cm)
or
Pentlands Snow line(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)

Monthly Summary (to 0900 GMT on 1st February)

Overall mean temperature 5.9C (+2.1 degC of normal)

Precipitation 77.0 mm (94.0%), Sunshine 51.22 hours (102.4%)

 
  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

 

 

 

 

 


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