Monthly Report for August 2017

Weather Summary
Measure	Mean / Sum (anomaly)	Min	Max	Mean Time
Minimum Temperature	13.6 °C (-0.5)	8.8 °C	17.5 °C	08:09
Maximum Temperature	21.9 °C (-0.6)	15.4 °C	27.9 °C	15:15
Mean Temperature	17.6 °C (-0.6)	13.2 °C	22.0 °C
Minimum Humidity	51%	33%	79%	16:09
Maximum Humidity	82%	70%	87%	08:35
Mean Humidity	67%	51%	84%
Minimum Pressure	1014 hPa	1007 hPa	1021 hPa	08:50
Maximum Pressure	1019 hPa	1011 hPa	1025 hPa	12:07
Mean Pressure	1017 hPa	1008 hPa	1024 hPa
Mean Wind Speed	3.5 mph (-0.5)	0.8 mph	9.3 mph
Maximum Wind Speed	10.7 mph	6.1 mph	18.5 mph	14:26
Maximum Gust	16.3 mph	8.4 mph	27.3 mph	13:32
Mean Wind Direction	233° [SW]	5° [N]	357° [N]
Rainfall	84.8 mm (157%)	0.0 mm	37.5 mm
Maximum Hourly Rain	4.3 mm	0.3 mm	11.2 mm	12:39
Maximum 10-min Rain	2.0 mm	0.3 mm	5.9 mm	12:32
Maximum Rain Rate	27 mm/h	3.0 mm/h	66 mm/h	10:09
Minimum Dew Point	8.5 °C	4.5 °C	13.2 °C	12:12
Maximum Dew Point	13.5 °C	9.6 °C	16.8 °C	10:32
Mean Dew Point	11.0 °C	6.9 °C	14.9 °C
Night Minimum (21-09)	13.7 °C	8.8 °C	17.5 °C	05:20
Day Maximum (09-21)	21.8 °C	13.7 °C	27.9 °C	15:34
Max 10m Temp Rise	0.6 °C	0.2 °C	0.9 °C	10:53
Max 1hr Temp Rise	2.1 °C	0.5 °C	4.1 °C	10:04
Max 1hr Hum Rise	8%	2%	20%	16:22
Max 10m Temp Fall	0.6 °C	0.1 °C	2.9 °C	16:06
Max 1hr Temp Fall	1.9 °C	0.4 °C	4.4 °C	18:13
Max 1hr Hum Fall	9%	1%	17%	10:45
Max 10m Wind Speed	7.9 mph	4.2 mph	14.6 mph	13:32
Minimum Feels-like	14.7 °C	8.6 °C	21.0 °C	10:58
Maximum Feels-like	24.2 °C	18.3 °C	31.4 °C	14:39
Mean Feels-like	19.5 °C	14.3 °C	25.1 °C
Air-frost Hrs	0 hrs	0 hrs	0 hrs
Minimum PM2.5	0.0 µg/m³	0.0 µg/m³	0.0 µg/m³	n/a
Maximum PM2.5	n/a	n/a	n/a
Mean PM2.5	n/a	n/a	n/a
Temperature Range	8.3 °C (-0.1)	2.3 °C	13.8 °C
Humidity Range	31%	7%	44%
Pressure Range	5 hPa	2 hPa	13 hPa
Sun Hours	178 (96%) [43%]
Wet Hours	47 (124%) [6.3%]

NB: Hover over a value to see how many days of data it is from. Sun hrs, Wet hrs, Cloud cover and Events are based on manual observation and provided for interest only.

Written report

August 2017

August 2017: 3rd-wettest of 18 station Augusts

Mean 17.6°C, 0.7°C below normal. Average max 21.9°C and lows 13.6°C. Warmest 27.9°C (28 Aug), coldest night 8.8°C (31 Aug).
Rain 84.8 mm, 157% of normal, 3rd-wettest of 18 station Augusts, over 8 days of 1 mm+. The biggest fall was 37.5 mm on 09 Aug. Sunshine 177.6 hours, 96% of normal.
Date records still standing: 02 Aug (18.7°C low max), 09 Aug (15.4°C low max), 14 Aug (10.6°C low min), 21 Aug (4.3 mm rain).

Written Mon 02 Nov, 18:03 GMT

‹ Jul 2017 Sep 2017 ›

Written reports for 2017: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec · the year

Days Of...
Rainfall		Temperature		Sunshine		Other
> 0.0 mm	11	Min < -5.0 °C	0	> 0 hrs	28	Falling Snow	0
> 0.1 mm	10	Min < 0.0 °C	0	> 1 hrs	24	Lying Snow	0
> 0.3 mm	8	Mean < 0.0 °C	0	> 3 hrs	22	Hail	0
> 1.0 mm	8	Mean > 20.0 °C	3	> 5 hrs	19	Thunder	2
> 5.0 mm	5	Max > 25.0 °C	4	> 10 hrs	3	Dense Fog	0
> 10.0 mm	2	Max > 30.0 °C	0	> 25% max poss.	22	Gusts > 30mph	0
> 20.0 mm	1	Min > 20.0 °C	0	> 95% max poss.	2	Total Events	2

Misc.

Mean rainfall for days with >0.3mm: 10.6 mm
Total snowfall: 0.0 mm

Graphs and Charts

Mean Temperature

Variable

Measure

View more charts for this month

Intraday conditions

Per-minute readings across the month (downsampled for display). Choose a variable below.

Wind rose

Daily breakdown

Day numbers link to the detailed daily report. Wide tables can be scrolled horizontally.

Temperature, rain, sunshine & wind

Day	Tmin	Tmax	Tmean	Rain	Hr max	10m rain	Rate	Sun	Wmean	Wmax	Gust	Wdir	W10m
1	13.8	22.5	18.1	0.0	-	-	-	7	5.4	12.8	18.9	239°	10.1
2	15.4	18.7	17.0	8.6	3.8	1.3	18	0.1	7.2	14.8	24.1	209°	11.3
3	15.6	21.4	18.6	0.0	-	-	-	2	9.3	18.5	27.3	239°	14.6
4	15.5	22.0	18.7	0.0	-	-	-	6	5.4	12.0	18.9	260°	9.6
5	13.9	20.4	17.3	2.8	2.3	2.0	30	6	2.1	14.0	23.1	302°	9.6
6	11.3	22.4	17.1	0.0	-	-	-	9	3.6	10.8	17.8	247°	8.4
7	13.7	21.1	16.9	0.3	-	-	-	0.2	3.7	11.5	16.8	239°	8.6
8	13.5	17.1	15.4	0.0	-	-	-	0.1	2.8	10.8	15.7	320°	7.6
9	13.1	15.4	13.9	37.5	11.2	4.3	48	0	4.1	11.3	22.0	357°	8.4
10	11.3	20.8	15.4	0.0	-	-	-	7	3.3	10.5	15.7	18°	7.1
11	10.0	22.5	16.3	0.0	-	-	-	9	3.9	13.8	17.8	261°	8.9
12	16.9	22.1	19.2	0.0	-	-	-	6	4.6	11.3	16.8	293°	7.9
13	11.7	22.9	17.7	0.0	-	-	-	13	1.6	6.8	10.5	327°	4.4
14	10.6	24.4	18.0	0.0	-	-	-	8	2.6	10.6	15.7	220°	8.1
15	14.7	24.0	19.2	0.0	-	-	-	7	2.5	10.2	15.7	286°	8.3
16	11.4	23.0	17.5	0.0	-	-	-	5	3.8	12.9	17.8	223°	9.1
17	16.2	24.1	19.6	5.3	4.1	1.5	18	5	6.2	14.3	22.0	232°	11.3
18	14.4	21.0	16.6	13.2	9.9	5.9	66	6	6.3	13.4	22.0	247°	10.2
19	13.1	20.5	16.5	0.0	-	-	-	8	6.4	13.9	21.0	282°	11.3
20	11.1	21.1	16.0	3.3	2.0	0.8	12	7	3.8	10.2	15.7	264°	8.0
21	14.2	18.7	16.3	4.3	1.3	0.3	3.0	0	1.9	7.2	10.5	147°	5.9
22	17.5	23.1	19.4	0.3	0.3	0.3	-	1	1.9	8.3	11.5	152°	5.2
23	16.4	22.2	19.0	0.0	-	-	-	2	3.0	10.0	17.8	249°	7.9
24	13.6	21.4	17.6	0.0	-	-	-	6	2.5	10.2	14.7	265°	7.2
25	11.2	24.6	18.2	0.0	-	-	-	12	1.0	7.3	10.5	215°	4.6
26	13.4	25.4	19.4	0.0	-	-	-	8	0.8	6.5	8.4	332°	4.8
27	15.5	25.8	20.2	0.0	-	-	-	10	1.4	6.1	9.4	25°	4.2
28	15.2	27.9	22.0	0.0	-	-	-	11	1.9	8.3	12.6	196°	5.8
29	16.7	25.3	20.6	0.0	-	-	-	4	2.0	7.0	12.6	324°	5.5
30	11.5	16.7	13.2	9.1	3.8	1.3	18	0	1.9	7.3	10.5	5°	4.9
31	8.8	20.1	15.0	0.1	-	-	-	10	1.5	8.2	11.5	256°	6.3

Humidity, dew point & pressure

Day	Hmin	Hmax	Hmean	Dmin	Dmax	Dmean	Pmin	Pmax	Pmean
1	47	81	62	8.1	13.5	10.4	1013	1017	1014
2	62	86	77	9.7	16.0	13.0	1009	1016	1013
3	56	86	70	11.5	15.9	12.9	1007	1011	1008
4	50	76	62	9.1	12.0	11.0	1009	1013	1011
5	45	79	61	6.4	12.5	9.5	1014	1021	1017
6	39	79	60	6.9	11.2	8.8	1019	1024	1022
7	60	84	74	9.2	13.8	12.0	1015	1021	1018
8	69	86	80	9.5	14.0	11.9	1010	1015	1012
9	78	86	84	9.6	13.1	11.2	1010	1023	1017
10	50	84	70	6.2	12.0	9.7	1021	1025	1024
11	46	84	67	6.3	13.0	9.8	1016	1023	1019
12	47	83	64	8.2	14.6	11.7	1015	1019	1017
13	33	70	51	4.5	9.6	6.9	1019	1023	1021
14	42	80	58	5.7	12.0	9.1	1014	1021	1017
15	41	76	58	5.8	13.3	10.3	1013	1019	1015
16	45	77	59	5.6	11.8	9.1	1015	1021	1018
17	47	85	69	10.0	16.7	13.5	1010	1015	1012
18	48	83	69	8.1	13.3	10.8	1009	1013	1012
19	42	80	61	5.5	11.1	8.5	1012	1020	1017
20	44	80	63	6.4	11.0	8.7	1020	1023	1022
21	79	86	83	11.0	15.1	13.4	1021	1023	1022
22	60	84	76	13.2	16.8	14.9	1017	1024	1022
23	52	85	72	10.3	16.8	13.6	1014	1017	1015
24	50	83	65	9.3	13.1	10.8	1016	1019	1018
25	44	85	64	8.2	12.8	10.8	1014	1020	1018
26	42	83	62	9.8	14.4	11.5	1015	1018	1016
27	43	73	58	9.4	13.3	11.5	1018	1021	1019
28	41	85	61	12.2	15.1	13.5	1014	1020	1018
29	46	80	65	12.2	15.1	13.5	1010	1015	1013
30	72	85	79	8.5	12.4	9.6	1012	1017	1015
31	49	87	69	6.4	12.2	8.9	1017	1021	1018

Other measures

Day	Night	Daymax	T+10m	T+1h	H+1h	T-10m	T-1h	H-1h	Fmin	Fmax	Fmean	AQmin	AQmax	AQmean
1	13.8	22.5	0.6	2.6	8	1.0	1.4	12	15.0	24.6	19.6	-	-	-
2	15.4	18.7	0.3	1.1	13	0.4	1.7	10	17.1	23.2	19.9	-	-	-
3	15.6	21.4	0.4	1.3	4	0.4	1.2	8	18.3	23.9	21.4	-	-	-
4	15.5	22.0	0.6	1.7	10	0.4	1.4	10	17.2	24.0	20.5	-	-	-
5	13.9	20.4	0.8	2.8	10	1.4	3.2	12	14.7	22.5	18.4	-	-	-
6	11.3	22.4	0.6	2.7	6	0.4	1.3	8	11.5	23.0	17.9	-	-	-
7	13.7	21.1	0.6	1.9	14	0.8	2.3	7	14.8	23.9	19.2	-	-	-
8	14.8	17.1	0.4	0.9	4	0.3	0.9	6	14.6	20.1	17.6	-	-	-
9	13.4	15.4	0.2	0.7	2	0.2	0.8	1	14.5	18.3	15.7	-	-	-
10	11.9	20.8	0.7	2.5	7	0.6	2.8	8	11.3	22.4	16.6	-	-	-
11	10.0	22.5	0.7	3.1	6	0.4	1.6	16	10.1	24.1	17.5	-	-	-
12	16.9	22.1	0.6	1.5	4	0.4	1.7	9	17.5	24.2	21.4	-	-	-
13	11.7	22.9	0.6	2.8	9	0.7	2.5	9	11.7	22.9	17.9	-	-	-
14	10.6	24.4	0.9	4.1	6	0.3	1.4	11	10.6	26.4	18.9	-	-	-
15	14.7	24.0	0.6	1.9	5	0.6	1.9	7	15.8	25.8	20.7	-	-	-
16	11.4	23.0	0.7	2.7	6	0.5	1.6	8	11.4	24.7	18.4	-	-	-
17	16.2	24.1	0.5	1.8	13	0.4	1.7	16	18.5	27.3	22.8	-	-	-
18	15.5	21.0	0.8	2.2	20	2.9	4.4	13	14.9	22.5	18.3	-	-	-
19	13.1	20.5	0.6	1.9	5	0.4	1.4	9	14.1	21.1	17.2	-	-	-
20	11.1	21.1	0.6	2.4	10	0.4	1.8	11	11.1	21.8	16.8	-	-	-
21	14.2	18.7	0.2	0.8	3	0.1	0.4	2	16.2	22.7	19.4	-	-	-
22	17.5	23.1	0.4	1.5	9	0.5	1.3	7	21.0	27.5	23.4	-	-	-
23	16.4	22.2	0.5	2.1	4	0.4	1.2	11	18.4	25.6	22.3	-	-	-
24	13.6	21.4	0.5	1.8	8	0.5	1.9	9	15.1	23.1	19.3	-	-	-
25	11.2	24.6	0.6	2.8	9	0.7	2.7	12	11.7	26.8	19.9	-	-	-
26	13.4	25.4	0.6	2.9	8	0.5	2.0	11	14.6	27.8	21.4	-	-	-
27	15.5	25.8	0.5	2.5	10	0.7	3.5	6	16.9	28.4	22.2	-	-	-
28	15.2	27.9	0.6	2.8	7	0.4	1.6	17	17.6	31.4	25.1	-	-	-
29	16.7	25.3	0.7	2.9	8	0.6	2.5	11	19.1	28.9	23.7	-	-	-
30	12.7	13.7	0.2	0.5	4	0.4	1.4	5	12.3	19.1	14.3	-	-	-
31	8.8	20.1	0.7	2.7	8	0.8	2.0	11	8.6	21.8	15.8	-	-	-

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