Monthly Report for August 2010

Weather Summary
Measure	Mean / Sum (anomaly)	Min	Max	Mean Time
Minimum Temperature	13.2 °C (-0.9)	8.4 °C	19.0 °C	10:21
Maximum Temperature	20.5 °C (-2.0)	17.3 °C	24.0 °C	15:21
Mean Temperature	16.8 °C (-1.4)	14.0 °C	20.2 °C
Minimum Humidity	55%	38%	87%	14:44
Maximum Humidity	89%	74%	98%	10:51
Mean Humidity	74%	61%	95%
Minimum Pressure	1012 hPa	997 hPa	1023 hPa	11:10
Maximum Pressure	1017 hPa	1006 hPa	1028 hPa	12:19
Mean Pressure	1014 hPa	1002 hPa	1026 hPa
Mean Wind Speed	5.0 mph (+1.0)	2.4 mph	8.4 mph
Maximum Wind Speed	12.8 mph	8.1 mph	22.5 mph
Maximum Gust	18.8 mph	11.5 mph	36.2 mph	12:40
Mean Wind Direction	229° [SW]	1° [N]	354° [N]
Rainfall	98.5 mm (182%)	0.0 mm	21.0 mm
Maximum Hourly Rain	3.1 mm	0.3 mm	5.5 mm	13:39
Maximum 10-min Rain	1.7 mm	0.5 mm	3.3 mm	15:08
Maximum Rain Rate	29 mm/h	2.3 mm/h	65 mm/h	14:13
Minimum Dew Point	9.4 °C	3.0 °C	16.8 °C	13:01
Maximum Dew Point	14.3 °C	9.9 °C	18.3 °C	13:16
Mean Dew Point	11.9 °C	7.1 °C	17.6 °C
Night Minimum (21-09)	13.4 °C	8.4 °C	19.0 °C
Day Maximum (09-21)	20.5 °C	17.3 °C	24.0 °C
Max 10m Temp Rise	0.6 °C	0.3 °C	1.2 °C	10:17
Max 1hr Temp Rise	2.2 °C	0.9 °C	4.5 °C	09:50
Max 1hr Hum Rise	10%	4%	21%	16:40
Max 10m Temp Fall	0.5 °C	0.2 °C	1.3 °C	15:10
Max 1hr Temp Fall	1.8 °C	0.4 °C	3.8 °C	17:23
Max 1hr Hum Fall	12%	2%	37%	11:34
Max 10m Wind Speed	9.1 mph	5.0 mph	14.9 mph	13:50
Minimum Feels-like	14.8 °C	6.7 °C	24.3 °C	10:56
Maximum Feels-like	23.1 °C	19.1 °C	28.2 °C	14:37
Mean Feels-like	19.2 °C	14.4 °C	25.9 °C	n/a
Air-frost Hrs	0 hrs	0 hrs	0 hrs
Minimum PM2.5	0.0 µg/m³	0.0 µg/m³	0.0 µg/m³
Maximum PM2.5	n/a	n/a	n/a
Mean PM2.5	n/a	n/a	n/a
Temperature Range	7.3 °C (-1.1)	3.1 °C	11.6 °C
Humidity Range	34%	11%	54%
Pressure Range	5 hPa	1 hPa	14 hPa
Sun Hours	117 (63%) [29%]
Wet Hours	57 (150%) [7.7%]

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 2010

August 2010: 2nd-coldest August of 18 since 2009, also notably wet

Mean 16.8°C, 1.5°C below normal, the 2nd-coldest August of 18 since 2009. Average max 20.5°C and lows 13.2°C. Warmest 24.0°C (09 Aug), coldest night 8.4°C (31 Aug).
Rain 98.5 mm, 182% of normal, the 2nd-wettest August of 18 since 2009, over 13 days of 1 mm+. The biggest fall was 21.0 mm on 23 Aug.
Sunshine 116.7 hours, 63% of normal, the 2nd-dullest August of 18 since 2009.
Date records still standing: 05 Aug (11.7°C low min), 10 Aug (19.1°C low max), 13 Aug (18.1°C low max), 21 Aug (19.0°C min).

Written Mon 02 Nov, 18:03 GMT

‹ Jul 2010 Sep 2010 ›

Written reports for 2010: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec · the year

Days Of...
Rainfall		Temperature		Sunshine		Other
> 0.0 mm	18	Min < -5.0 °C	0	> 0 hrs	30	Falling Snow	0
> 0.1 mm	15	Min < 0.0 °C	0	> 1 hrs	21	Lying Snow	0
> 0.3 mm	14	Mean < 0.0 °C	0	> 3 hrs	13	Hail	0
> 1.0 mm	13	Mean > 20.0 °C	1	> 5 hrs	9	Thunder	0
> 5.0 mm	7	Max > 25.0 °C	0	> 10 hrs	1	Dense Fog	0
> 10.0 mm	3	Max > 30.0 °C	0	> 25% max poss.	13	Gusts > 30mph	1
> 20.0 mm	1	Min > 20.0 °C	0	> 95% max poss.	0	Total Events	1

Misc.

Mean rainfall for days with >0.3mm: 7.0 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	15.4	22.5	18.6	0.0	-	-	-	0.5	3.3	9.2	12.8	271°	6.7
2	15.3	21.9	18.3	0.0	-	-	-	2	2.7	8.1	11.5	351°	6.1
3	12.2	21.8	17.9	0.0	-	-	-	5	3.9	11.5	16.1	259°	9.0
4	13.1	19.8	16.4	8.2	4.4	2.2	50	2	4.9	13.8	21.9	278°	10.4
5	11.7	21.1	16.5	0.0	-	-	-	7	5.0	11.5	17.3	292°	7.7
6	10.2	20.5	16.8	0.1	-	-	-	3	5.9	14.5	22.8	215°	10.4
7	15.8	21.9	18.1	7.6	4.1	2.7	65	1	4.6	12.7	16.1	235°	10.0
8	13.9	22.9	18.3	0.0	-	-	-	6	3.0	9.2	11.5	16°	5.5
9	14.2	24.0	19.5	0.0	-	-	-	8	6.1	12.7	19.6	220°	10.0
10	15.0	19.1	17.1	11.5	3.8	1.1	15	0	5.6	11.5	19.6	234°	8.8
11	10.2	21.8	16.9	0.0	-	-	-	8	3.4	10.4	15.0	278°	8.2
12	13.0	19.0	15.6	0.5	0.3	-	-	1	4.3	9.2	15.0	290°	7.6
13	12.2	18.1	14.3	4.9	2.8	2.5	30	2	4.4	10.4	15.0	300°	8.6
14	12.8	18.4	14.8	3.8	2.5	2.5	30	2	2.8	10.4	15.0	354°	7.4
15	13.2	21.6	17.2	0.0	-	-	-	4	6.1	13.2	22.8	16°	9.8
16	12.9	23.6	17.1	0.0	-	-	-	7	5.0	10.9	16.6	331°	6.7
17	15.1	20.3	17.3	6.0	5.5	3.3	50	2	5.3	13.2	17.3	244°	9.0
18	12.8	20.5	16.6	1.4	-	1.1	20	4	5.0	14.3	22.4	270°	11.5
19	12.7	20.6	17.1	0.1	-	-	-	3	5.7	14.0	19.7	215°	9.5
20	16.6	20.8	19.0	0.0	-	-	-	0.5	7.2	15.9	25.1	204°	11.9
21	19.0	22.1	20.2	0.0	-	-	-	0.5	8.2	17.3	24.4	212°	10.9
22	17.7	22.1	19.8	2.7	1.4	0.5	2.7	1	5.0	10.7	17.5	217°	7.7
23	14.4	20.1	18.0	21.0	5.2	2.2	30	3	7.4	22.5	30.0	230°	13.4
24	11.5	20.1	16.1	0.3	-	-	-	10	8.4	22.1	36.2	243°	14.9
25	12.5	18.9	14.6	16.7	5.5	1.6	30	1	4.6	12.1	14.5	179°	9.1
26	13.8	19.6	17.1	6.8	1.4	0.5	2.7	0.2	4.1	11.8	15.4	177°	9.3
27	11.3	17.3	14.0	4.1	1.1	0.5	2.3	1	4.8	11.2	18.7	1°	7.6
28	10.9	19.0	15.0	0.1	-	-	-	8	5.0	12.7	17.5	285°	8.2
29	12.1	18.6	14.4	2.7	2.7	1.9	50	4	6.3	15.9	24.4	284°	11.0
30	9.3	18.7	14.1	0.0	-	-	-	9	5.2	13.2	19.7	349°	9.1
31	8.4	19.7	14.6	0.0	-	-	-	11	2.4	9.2	12.3	47°	5.0

Humidity, dew point & pressure

Day	Hmin	Hmax	Hmean	Dmin	Dmax	Dmean	Pmin	Pmax	Pmean
1	44	78	63	9.2	13.8	11.3	1013	1015	1014
2	48	74	62	9.8	13.0	10.8	1015	1018	1016
3	49	85	65	9.5	13.4	11.0	1012	1017	1014
4	66	86	77	9.7	14.7	12.3	1004	1011	1008
5	38	85	61	6.0	11.0	8.3	1009	1015	1012
6	54	86	72	6.9	15.5	11.6	1014	1016	1015
7	60	92	82	13.6	15.8	14.9	1013	1017	1015
8	44	94	70	8.7	15.0	12.2	1017	1021	1019
9	42	82	62	9.7	14.2	11.7	1013	1018	1016
10	69	94	86	12.7	16.5	14.6	1009	1013	1011
11	43	97	70	7.4	14.4	10.6	1011	1014	1012
12	56	84	72	8.9	12.8	10.5	1014	1018	1016
13	68	92	85	9.9	13.5	11.8	1016	1017	1016
14	71	94	88	11.8	14.1	12.7	1016	1019	1018
15	50	97	76	9.8	15.4	12.6	1019	1021	1020
16	42	84	67	8.8	13.6	10.4	1014	1019	1016
17	59	91	78	9.1	15.7	13.3	1007	1015	1011
18	42	92	69	7.0	15.3	10.5	1007	1010	1008
19	55	88	71	10.6	13.3	11.6	1010	1014	1012
20	72	88	80	12.1	17.6	15.4	1014	1018	1016
21	77	91	85	16.8	18.3	17.6	1017	1019	1018
22	69	92	82	15.7	18.1	16.7	1006	1017	1012
23	58	96	82	9.7	17.4	14.8	997	1006	1002
24	42	85	66	6.7	12.4	9.4	1005	1014	1010
25	57	97	79	8.8	13.3	10.9	1006	1015	1010
26	87	98	95	13.3	18.0	16.3	1003	1006	1004
27	59	98	85	8.1	13.8	11.2	1004	1018	1011
28	45	85	68	6.5	11.0	8.9	1018	1020	1019
29	41	82	67	3.0	12.0	8.2	1012	1019	1016
30	51	79	63	4.0	9.9	7.1	1019	1027	1023
31	44	94	68	6.2	11.8	8.3	1023	1028	1026

Other measures

Day	Night	Daymax	T+10m	T+1h	H+1h	T-10m	T-1h	H-1h	Fmin	Fmax	Fmean	AQmin	AQmax	AQmean
1	15.4	22.5	0.5	1.8	6	0.5	1.1	11	17.1	24.1	20.5	-	-	-
2	15.3	21.9	1.2	2.3	6	1.1	1.7	10	16.3	24.7	20.0	-	-	-
3	12.2	21.8	0.7	3.2	7	0.3	1.0	13	13.3	23.7	19.7	-	-	-
4	15.1	19.8	0.5	2.0	11	1.0	3.4	9	14.1	23.5	18.8	-	-	-
5	11.7	21.1	0.6	2.5	7	0.5	1.9	13	12.6	21.4	17.1	-	-	-
6	10.2	20.5	1.0	4.5	7	0.3	1.5	12	10.2	23.0	18.9	-	-	-
7	15.8	21.9	0.5	2.0	15	0.9	2.5	11	19.3	25.6	22.0	-	-	-
8	13.9	22.9	0.6	1.9	19	0.5	2.2	33	16.6	24.8	20.7	-	-	-
9	14.2	24.0	0.6	2.5	9	0.4	1.8	10	15.7	25.6	21.6	-	-	-
10	15.0	19.1	0.4	1.4	11	0.5	1.5	7	18.0	22.5	20.8	-	-	-
11	10.2	21.8	0.7	3.1	10	0.6	2.5	15	11.2	23.2	18.5	-	-	-
12	13.6	19.0	0.4	1.2	12	0.6	2.2	6	14.3	20.5	17.1	-	-	-
13	12.2	18.1	0.6	2.7	13	0.8	2.3	14	13.5	20.6	16.5	-	-	-
14	12.8	18.4	0.6	1.5	12	1.0	2.6	8	15.0	21.4	17.5	-	-	-
15	13.2	21.6	0.4	1.6	7	0.4	1.8	13	15.3	24.4	19.8	-	-	-
16	12.9	23.6	0.6	2.4	5	0.4	1.5	10	13.7	25.7	18.6	-	-	-
17	15.1	20.3	0.3	0.9	10	0.3	1.0	4	17.5	24.7	20.3	-	-	-
18	12.8	20.5	0.6	2.8	16	0.7	2.1	12	14.2	21.1	18.1	-	-	-
19	12.7	20.6	0.7	3.1	10	0.4	1.3	14	14.3	22.9	19.1	-	-	-
20	16.6	20.8	0.4	1.2	4	0.2	0.4	2	19.2	26.1	23.3	-	-	-
21	19.0	22.1	0.4	1.2	4	0.2	0.9	6	24.3	28.2	25.9	-	-	-
22	17.7	22.1	0.5	1.8	7	0.4	1.0	11	22.3	27.3	24.9	-	-	-
23	17.1	20.1	0.5	1.7	12	0.5	1.6	13	15.8	24.6	21.9	-	-	-
24	11.5	20.1	0.6	2.5	11	0.4	1.3	13	12.4	21.1	17.1	-	-	-
25	12.5	18.9	0.7	2.4	10	0.4	1.4	11	13.4	21.2	16.4	-	-	-
26	13.8	19.6	0.3	1.4	4	0.2	1.0	5	16.8	25.4	22.0	-	-	-
27	11.6	17.3	0.5	1.6	7	0.5	2.2	13	11.8	19.1	15.9	-	-	-
28	10.9	19.0	0.5	2.6	13	0.5	1.9	11	11.5	19.7	15.8	-	-	-
29	12.1	18.6	0.4	1.4	21	1.3	3.8	37	12.1	19.9	15.3	-	-	-
30	9.3	18.7	0.5	2.1	6	0.5	1.4	8	6.7	19.5	14.4	-	-	-
31	8.4	19.7	0.8	3.9	9	0.6	2.9	13	8.8	20.1	15.2	-	-	-

View daily report for the 1st