Page updated February 1, 2019 21:24
Link to December 2018..Link to February 2019

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Swanston Weather Station
January 2019 (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
1033.9
3.8
84
5
WNW
6.6
6.7
3.8
0.0
1.1
3.69
225
0.64
33
 Sunny intervals, gusty 31st turning milder. Colder am 1st
1
2
1045.7
– 1.8
88
0
WNW
4.0
2.9
– 2.0
0.0
– 6.6
5.29
149
0.30
10
 Sunny periods 1st. Frosty am 2nd. 9.7h<0C
2
3
1042.3
1.8
86
0
Calm
3.5
6.2
– 1.8
0.0
– 3.4
0.00
44
0.30
16
 Prolonged sunshine 2nd. Cloudy am 3rd. 2.2h<0C
3
4
1040.2
6.2
91
8
WNW
4.5
6.6
1.8
0.0
2.5
0.00
70
0.61
20
 Cloudy 3rd and am 4th. Turning milder
4
5
1037.2
3.5
83
7
W
4.5
7.2
3.4
0.0
2.6
0.00
54
0.61
24
 Dull 4th and am 5th
5
6
1033.9
6.9
95
6
W
5.0
11.1
3.4
0.6
1.5
0.42
132
0.23
28
 Dull 5th and 6th. Milder overnight
6
7
1018.7
10.4
90
19
W
6.0
10.7
6.7
0.0
6.7
0.70
246
1.27
47
 Mainly cloudy 6th, drizzle eve'g. Windy am 7th.
7
8
1028.1
3.9
81
7
WNW
5.0
6.9
3.9
0.0
1.9
4.18
244
0.99
28
 Windy 7th. Clearer and colder am 8th
8
9
1033.3
0.8
84
3
W
4.5
8.8
0.7
0.0
– 4.5
5.52
176
0.46
20
 Sunny periods 8th. Clear overnight 8th/9th
9
10
1029.9
8.2
91
10
W
5.0
8.7
0.8
0.0
3.5
0.54
116
0.61
20
 Sunny periods 9th. Cloudy am 10th, much milder
10
11
1030.0
6.6
86
4
NW
5.0
8.6
6.1
0.0
4.7
0.0
98
0.64
37
 Mainly cloudy 11th and am 12th
11
12
1014.8
7.2
87
15
W
5.0
10.0
6.6
0.0
5.2
0.13
174
0.79
40
 Dull 11th. Shower early am 12th
12
13
1004.3
9.1
84
21
W
6.0
9.2
7.2
0.5
8.4
1.38
269
1.07
43
 Mainly dull 12th and am 13th, windy at times. Milder
13
14
1018.6
2.4
95
0
Calm
5.0
9.1
2.3
0.1
– 1.4
4.74
241
0.61
32
 Sunny intervals 13th. Shower am 13th
14
15
1009.6
8.9
88
16
W
5.5
9.2
2.2
0.7
2.9
0.70
218
1.02
41

Sunny periods 14th. Cloudy and windy overnight 14th/15th. Milder

15
16
994.8
5.2
84
15
W
5.0
5.7
5.2
0.3
2.5
4.14
257
0.94
41
 Cloudy 16th. Rain am 16th then colder and clearer
16
17
1011.6
0.7
76
11
NW
4.0
4.1
– 0.5
0.0
– 2.5
5.94
195
0.91
24
 Sunny periods 16th. Shower with snowgrain am 17th. 4.2h<0C
17
18
1012.4
0.5
73
14
S
3.0
3.8
– 1.1
0.0
– 3.2
5.05
272
0.84
26
 Prolonged sunshine 17th. Clear spells am 18th. 3.0h<0C
18
19
1008.5
1.3
91
2
SE
3.0
2.4
0.8
0.0
– 1.3
0.00
86
0.13
11
 Sunny periods 18th. Cloudy am 19th
19
20
1016.2
1.0
95
6
WNW
4.0
4.1
0.9
0.0
0.2
1.63
234
0.46
21
 Dull 19th. Hill fog at times am 20th
20
21
1018.9
2.9
78
10
SW
3.0
4.6
1.0
3.5
– 4.4
0.00
95
0.71
39
 Sunny intervals 20th. Clear turning cloudy overnight to 21st
21
22
997.0
0.4
92
9
W
3.0
P 1300'
2.6
0.4
0.0
– 1.4
1.53
267
0.20
21
 Cloudy 21st, light rain and snow evening. Light snow am 22nd
22
23
1002.2
– 0.7
84
7
WNW
2.5
P 850'
3.3
– 1.8
0.2
– 4.0
6.30
236
0.48
20
 Intermittent light snow am 22nd. Valley fog am23rd. 14.5h<0C
23
24
1008.6
1.8
89
3
WNW
2.5
PML 1000'
6.7
0.9
0.1
– 1.4
2.74
313
0.28
19
 Prolonged sun 23rd. Variable cloud overnight to 24th. 1.2h<0C
24
25
1005.6
8.9
93
15
W
3.0
9.8
1.8
0.0
– 1.6
0.70
257
0.74
40
 Sunny intervals 24th. Turning much milder am 25th
25
26
993.4
9.0
89
16
WSW
4.0
8.8
8.2
2.4
6.7
0.00
144
0.66
36
 Mainly cloudy15th. Cloudy am 26th. Much milder
26
27
990.0
3.2
81
16
WNW
4.0
5.1
1.3
0.2
– 0.5
2.34
316
1.32
38
 Cloudy 26th, rain pm. Cloudy am 27th, colder
27
28
1005.7
– 0.6
78
8
W
3.0
4.6
– 0.6
1.4
– 2.7
7.17
271
1.07
31
 Sunny intervals 27th. Clear skies am 28th. 4.5h<0C
28
29
992.7
2.2
93
11
W
3.0
PML 700'
2.3
– 0.6
0.0
– 0.6
0.13
181
0.48
30
Prolonged sunshine 28th. Cloudy am 29th with light snow. 0.9h<0C
29
30
992.0
– 1.1
94
9
WNW
2.0
<1 CM
2.3
– 1.3
0.0
– 3.2
6.62
271
0.53
271
Light snow am 29th. Snow shower am 30th. <1cm cover 09, 14.4h<0C
30
31
992.9
– 4.6
94
0
Calm
1.5
PML 700'
1.7
– 4.8
0.0
– 10.0
7.71
279
0.38
279
Prolonged sunshine 30th. Hard frost am 31st. 10.5h<0C
31
Total/
Mean
6.4
1.8
10.5
– 10.0
79.28
313
19.88
47
  
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)
 
  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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