Daily Report for 15th September 2025
Based on data up to 11:18
Measure Value (anomaly) Time
Month cumul. Record High Record Low
Minimum Temperature
13.8 °C (+2.2)
06:15
12.2 °C (-0.0)
17.0 °C (+5.4), 2016
6.7 °C (-4.9), 2013
Maximum Temperature
17.9 °C (-1.2)
11:16
20.5 °C (+0.3)
29.1 °C (+10.1), 2020
15.2 °C (-3.9), 2013
Mean Temperature
15.1 °C (+0.5)
16.1 °C (+0.2)
22.1 °C, 2016
11.2 °C, 2017
Minimum Humidity
59%
11:16
57%
83%, 2009
45%, 2012
Maximum Humidity
86%
00:08
90%
98%, 2009
84%, 2012
Mean Humidity
76%
76%
91%, 2009
64%, 2012
Minimum Pressure
1003 hPa
01:46
1006 hPa
1026 hPa, 2024
991 hPa, 2015
Maximum Pressure
1006 hPa
11:17
1013 hPa
1030 hPa, 2024
998 hPa, 2015
Mean Pressure
1004 hPa
1010 hPa
1028 hPa, 2024
995 hPa, 2015
Mean Wind Speed
11.5 mph (+7.6)
6.0 mph (+2.1)
11.5 mph, 2025
0.9 mph, 2020
Maximum Wind Speed
24.0 mph
10:04
16.9 mph
24.0 mph, 2025
6.9 mph, 2014
Maximum Gust
39.2 mph
10:05
25.8 mph
39.2 mph, 2025
10.0 mph, 2014
Mean Wind Direction
W
Rainfall
n/a
43.8 mm (175%)
25.5, 2009
Maximum Hourly Rain
n/a
7.4, 2009
Maximum 10-min Rain
n/a
3.3, 2009
Maximum Rain Rate
n/a
33, 2009
Minimum Dew Point
9.7 °C
10:52
9.4 °C
14.0 °C, 2016
5.0 °C, 2011
Maximum Dew Point
13.5 °C
00:02
14.3 °C
19.4 °C, 2020
10.0 °C, 2017
Mean Dew Point
10.8 °C
11.7 °C
16.4 °C, 2016
7.9 °C, 2017
Measure Value Time
Month cumul. Record High Record Low
Night Minimum (21-09)
13.8 °C
06:16
12.2 °C
17.0 °C, 2016
6.7 °C, 2013
Day Maximum (09-21)
17.9 °C
11:16
20.5 °C
29.1 °C, 2020
15.2 °C, 2013
Max 10m Temp Rise
0.4 °C
11:12
0.6 °C
1.0 °C, 2011
0.4 °C, 2015
Max 1hr Temp Rise
1.6 °C
08:59
2.8 °C
4.8 °C, 2011
1.3 °C, 2021
Max 1hr Hum Rise
1%
02:41
12%
24%, 2022
1%, 2025
Max 10m Temp Fall
0.2 °C
03:24
0.7 °C
2.4 °C, 2022
0.2 °C, 2010
Max 1hr Temp Fall
0.7 °C
04:03
2.1 °C
2.7 °C, 2016
0.7 °C, 2025
Max 1hr Hum Fall
6%
08:34
12%
16%, 2023
6%, 2025
Max 10m Wind Speed
18.1 mph
10:12
12.5 mph
18.1 mph, 2025
3.8 mph, 2020
Minimum Feels-like
15.1 °C
06:01
13.3 °C
23.2 °C, 2016
4.7 °C, 2017
Maximum Feels-like
19.2 °C
11:15
23.1 °C
35.3 °C, 2020
16.8 °C, 2017
Mean Feels-like
16.7 °C
18.2 °C
27.0 °C, 2016
11.2 °C, 2017
Air-frost Hrs
n/a
0 hrs
0, 2025
0, 2025
Measure Value (anomaly)
Month cumul. Record High Record Low
Temperature Range
4.1 °C (-3.3)
8.3 °C (+0.3)
14.0 °C (+6.6), 2019
1.9 °C (-5.5), 2009
Humidity Range
27%
33%
47%, 2011
15%, 2009
Pressure Range
3 hPa
7 hPa
17 hPa, 2013
2 hPa, 2011
Extra observations pending manual input by site administrator (typically done within 24hrs unless I am away);
until then, all above data is subject to quality control.
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Daily Graph of Conditions
Webcam Summary of Cloud Conditions
Full resolution individual images at up-to 5 minute intervals
Wind rose
Full resolution individual images at up-to 5 minute intervals