Monthly Report for May 2012

Weather Summary
Measure	Mean / Sum (anomaly)	Min	Max	Mean Time
Minimum Temperature	9.5 °C (+0.5)	3.9 °C	15.6 °C	09:43
Maximum Temperature	17.5 °C (-0.3)	8.7 °C	26.9 °C	15:23
Mean Temperature	13.6 °C (+0.1)	6.8 °C	20.8 °C
Minimum Humidity	54%	29%	90%	14:53
Maximum Humidity	88%	73%	97%	08:55
Mean Humidity	72%	49%	92%
Minimum Pressure	1013 hPa	1002 hPa	1033 hPa	12:07
Maximum Pressure	1020 hPa	1009 hPa	1039 hPa	11:35
Mean Pressure	1016 hPa	1006 hPa	1036 hPa
Mean Wind Speed	4.8 mph (+0.1)	2.6 mph	8.6 mph
Maximum Wind Speed	12.3 mph	6.4 mph	19.0 mph
Maximum Gust	17.9 mph	8.7 mph	28.4 mph	11:57
Mean Wind Direction	133° [SE]	4° [N]	312° [NW]
Rainfall	44.6 mm (97%)	0.0 mm	16.4 mm
Maximum Hourly Rain	1.9 mm	0.3 mm	4.9 mm	13:03
Maximum 10-min Rain	0.9 mm	0.3 mm	2.6 mm	13:35
Maximum Rain Rate	8 mm/h	0.9 mm/h	20 mm/h	13:26
Minimum Dew Point	5.3 °C	-1.3 °C	12.6 °C	12:04
Maximum Dew Point	10.7 °C	3.1 °C	17.6 °C	11:29
Mean Dew Point	8.0 °C	1.0 °C	15.5 °C
Night Minimum (21-09)	9.7 °C	3.9 °C	15.6 °C	05:52
Day Maximum (09-21)	17.5 °C	8.7 °C	26.9 °C	15:45
Max 10m Temp Rise	0.6 °C	0.2 °C	1.1 °C	10:30
Max 1hr Temp Rise	2.1 °C	0.4 °C	4.5 °C	09:59
Max 1hr Hum Rise	8%	2%	22%	14:34
Max 10m Temp Fall	0.5 °C	0.1 °C	1.6 °C	15:58
Max 1hr Temp Fall	1.6 °C	0.5 °C	3.3 °C	18:00
Max 1hr Hum Fall	11%	2%	21%	11:23
Max 10m Wind Speed	8.1 mph	5.0 mph	11.9 mph	11:45
Minimum Feels-like	8.8 °C	0.8 °C	18.6 °C	08:38
Maximum Feels-like	18.9 °C	8.7 °C	31.4 °C	14:37
Mean Feels-like	14.3 °C	4.9 °C	24.5 °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	8.0 °C (-0.8)	1.4 °C	14.1 °C
Humidity Range	34%	4%	58%
Pressure Range	6 hPa	1 hPa	20 hPa
Sun Hours	157 (83%) [36%]
Wet Hours	38 (95%) [5.1%]

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.

Days Of...
Rainfall		Temperature		Sunshine		Other
> 0.0 mm	12	Min < -5.0 °C	0	> 0 hrs	24	Falling Snow	0
> 0.1 mm	11	Min < 0.0 °C	0	> 1 hrs	17	Lying Snow	0
> 0.3 mm	8	Mean < 0.0 °C	0	> 3 hrs	14	Hail	0
> 1.0 mm	8	Mean > 20.0 °C	4	> 5 hrs	13	Thunder	2
> 5.0 mm	3	Max > 25.0 °C	5	> 10 hrs	6	Dense Fog	0
> 10.0 mm	1	Max > 30.0 °C	0	> 25% max poss.	13	Gusts > 30mph	0
> 20.0 mm	0	Min > 20.0 °C	0	> 95% max poss.	4	Total Events	2

Misc.

Mean rainfall for days with >0.3mm: 5.6 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	10.8	17.0	13.2	16.4	4.6	1.5	20	2	4.5	15.4	20.8	31°	9.5
2	8.8	14.0	10.7	1.2	1.2	0.9	8	0	4.1	9.7	12.8	12°	6.9
3	7.5	8.9	8.3	0.0	-	-	-	0	3.8	9.2	13.2	29°	6.4
4	6.7	8.9	7.8	0.3	-	-	-	0	3.3	8.7	14.7	27°	6.1
5	5.6	9.8	7.2	0.3	0.3	0.3	-	0.1	6.4	12.1	17.5	49°	9.3
6	4.1	8.7	6.8	0.0	-	-	-	0	3.8	11.2	14.7	62°	7.2
7	3.9	13.8	9.5	2.0	1.2	0.6	4.2	3	3.8	13.2	17.3	183°	7.6
8	10.6	18.4	13.9	2.0	0.8	0.4	0.9	3	4.7	10.5	15.4	216°	6.8
9	10.6	15.1	13.2	4.9	1.5	0.9	5	0	4.5	12.3	18.7	201°	9.4
10	14.2	17.1	15.5	9.8	4.9	2.6	20	0	8.6	17.0	26.6	220°	11.2
11	8.1	16.1	13.2	0.0	-	-	-	8	7.2	16.1	24.2	288°	11.4
12	4.9	15.0	10.4	0.0	-	-	-	10	4.1	10.2	15.2	5°	6.5
13	3.9	17.6	11.9	0.0	-	-	-	11	4.9	19.0	28.4	237°	9.3
14	6.9	12.1	9.7	1.4	0.8	0.3	0.9	0.5	6.4	13.7	19.4	240°	8.4
15	4.8	11.5	7.5	5.9	1.8	0.8	8	4	4.7	17.5	25.1	312°	8.9
16	4.1	14.3	9.9	0.0	-	-	-	8	4.1	10.9	15.2	298°	8.4
17	7.4	15.1	11.7	0.0	-	-	-	0.5	4.3	12.3	14.7	157°	7.3
18	8.8	16.6	12.8	0.1	-	-	-	1	5.6	11.4	17.5	125°	8.1
19	9.3	16.8	13.4	0.0	-	-	-	1	4.6	9.7	15.2	303°	7.5
20	8.6	11.7	10.1	0.0	-	-	-	0	5.8	12.1	17.0	37°	7.7
21	9.0	16.1	12.1	0.0	-	-	-	0.5	5.0	10.5	15.4	12°	7.6
22	11.1	24.6	17.3	0.0	-	-	-	10	4.2	10.0	14.3	4°	6.2
23	12.8	25.6	18.9	0.0	-	-	-	8	2.7	6.4	8.7	10°	5.0
24	14.3	25.8	20.2	0.0	-	-	-	10	2.9	9.2	12.5	51°	5.8
25	15.6	24.3	20.1	0.0	-	-	-	14	6.8	16.3	27.9	71°	11.9
26	13.6	24.8	19.7	0.0	-	-	-	15	6.7	15.4	25.9	81°	10.7
27	13.5	26.7	20.3	0.0	-	-	-	15	4.6	14.7	20.6	87°	8.5
28	12.8	26.9	20.8	0.0	-	-	-	14	2.6	10.2	13.2	242°	7.2
29	14.0	22.8	18.4	0.0	-	-	-	11	3.5	9.2	12.5	30°	5.8
30	13.5	25.4	19.2	0.3	-	0.3	-	8	4.4	10.9	17.3	237°	7.7
31	14.0	20.5	16.8	0.0	-	-	-	1	5.7	15.2	21.9	281°	11.2

Humidity, dew point & pressure

Day	Hmin	Hmax	Hmean	Dmin	Dmax	Dmean	Pmin	Pmax	Pmean
1	59	97	86	8.2	13.6	10.7	1012	1022	1017
2	64	94	87	6.1	10.7	8.6	1015	1022	1018
3	90	94	92	6.4	8.0	7.1	1009	1016	1012
4	80	96	89	5.1	7.5	6.0	1007	1009	1008
5	51	88	72	-0.1	5.5	2.3	1008	1012	1010
6	55	85	71	-0.3	3.1	1.9	1012	1018	1015
7	65	92	80	1.8	10.1	6.1	1010	1017	1014
8	53	95	78	7.8	11.7	9.7	1006	1010	1008
9	72	95	90	8.5	14.0	11.6	1006	1010	1008
10	83	97	92	12.6	14.9	14.1	1006	1013	1010
11	37	90	60	-1.2	12.6	5.2	1013	1033	1023
12	38	75	54	-1.3	4.1	1.0	1033	1039	1036
13	34	83	54	0.4	5.6	2.1	1022	1037	1030
14	58	85	74	1.6	8.8	5.2	1011	1022	1016
15	56	91	79	2.2	6.2	3.9	1011	1023	1017
16	38	87	60	-0.6	4.1	1.9	1022	1025	1024
17	40	80	57	0.6	5.5	3.2	1009	1023	1016
18	55	83	71	4.5	10.2	7.6	1002	1009	1006
19	56	91	76	6.0	10.8	9.1	1006	1012	1009
20	80	87	83	5.8	8.7	7.4	1010	1012	1011
21	71	93	83	7.3	11.3	9.3	1008	1010	1009
22	53	93	75	9.6	15.5	12.6	1011	1020	1016
23	53	87	73	10.3	16.8	13.7	1020	1026	1023
24	56	91	76	12.6	17.6	15.5	1025	1027	1026
25	31	87	59	5.4	15.4	11.1	1021	1026	1024
26	29	87	53	5.2	13.6	8.6	1018	1021	1020
27	29	73	49	6.2	13.1	8.5	1017	1020	1018
28	35	78	53	7.3	13.0	10.4	1015	1018	1016
29	54	80	66	9.7	13.5	11.8	1016	1018	1017
30	37	88	64	8.6	14.4	11.5	1016	1017	1016
31	48	82	70	8.7	12.4	11.1	1016	1018	1017

Other measures

Day	Night	Daymax	T+10m	T+1h	H+1h	T-10m	T-1h	H-1h	Fmin	Fmax	Fmean	AQmin	AQmax	AQmean
1	10.8	17.0	0.5	1.5	16	0.5	2.4	12	12.2	19.2	14.8	-	-	-
2	9.4	14.0	0.4	1.3	11	0.5	2.2	12	6.7	15.1	10.8	-	-	-
3	7.9	8.7	0.2	0.4	2	0.1	0.5	2	5.1	9.3	7.3	-	-	-
4	6.7	8.9	0.6	1.3	3	0.2	0.5	8	5.0	8.9	6.9	-	-	-
5	5.6	9.8	0.3	1.2	7	0.3	1.0	10	1.6	9.3	4.9	-	-	-
6	4.9	8.7	0.4	1.2	7	0.4	1.5	12	1.4	8.7	5.4	-	-	-
7	3.9	13.8	0.8	3.2	8	0.3	0.9	14	3.3	14.9	9.7	-	-	-
8	10.6	18.4	0.6	2.0	9	0.4	1.9	8	11.7	19.7	15.1	-	-	-
9	10.6	15.1	0.7	2.8	8	0.3	1.1	6	11.7	18.5	15.4	-	-	-
10	14.2	17.1	0.2	0.7	7	0.3	1.0	6	16.8	20.6	18.9	-	-	-
11	11.4	16.1	0.7	1.8	8	0.7	1.7	11	5.7	16.8	13.5	-	-	-
12	4.9	15.0	0.8	2.7	9	0.6	2.6	10	2.1	15.0	9.7	-	-	-
13	3.9	17.6	1.1	4.5	5	0.4	1.7	14	2.4	17.6	11.8	-	-	-
14	6.9	12.1	0.5	1.3	5	0.3	1.1	8	3.7	12.8	8.9	-	-	-
15	5.0	11.5	0.8	2.0	15	1.6	3.3	14	1.1	11.5	6.2	-	-	-
16	4.1	14.3	0.7	2.9	9	0.6	1.7	14	0.8	14.3	9.2	-	-	-
17	7.4	15.1	0.5	1.6	9	0.4	1.3	13	6.7	15.1	11.6	-	-	-
18	8.8	16.6	0.8	2.7	9	0.4	0.9	9	6.0	17.3	12.9	-	-	-
19	12.0	16.8	0.6	1.5	7	0.4	1.7	10	6.9	17.7	14.2	-	-	-
20	8.6	11.7	0.4	1.1	2	0.2	0.5	5	5.6	12.4	9.6	-	-	-
21	9.0	16.1	0.4	1.4	4	0.2	0.7	5	6.2	17.9	12.5	-	-	-
22	11.1	24.6	1.0	3.9	8	0.5	2.3	16	12.2	28.7	20.0	-	-	-
23	12.8	25.6	0.7	2.9	7	0.4	1.7	10	14.2	30.3	22.2	-	-	-
24	14.3	25.8	0.7	2.9	6	0.4	1.6	10	16.9	31.4	24.5	-	-	-
25	15.6	24.3	0.5	1.9	8	0.4	1.3	15	18.6	25.8	22.1	-	-	-
26	13.6	24.8	0.6	2.4	6	0.5	1.7	21	15.4	24.8	20.6	-	-	-
27	13.5	26.7	0.7	2.5	6	0.4	1.7	14	14.0	27.6	21.0	-	-	-
28	12.8	26.9	0.7	3.2	7	0.5	2.3	9	13.5	29.3	22.3	-	-	-
29	14.0	22.8	0.7	2.1	8	0.5	1.7	8	15.2	25.6	20.6	-	-	-
30	13.5	25.4	0.8	3.1	22	1.0	3.2	20	15.3	27.1	21.2	-	-	-
31	14.0	20.5	0.4	1.8	8	0.5	1.9	12	15.8	22.3	18.6	-	-	-

View daily report for the 1st