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Daily Data Report for May 2012

Notes on Data Quality.

ST. JOHN'S INT'L
NEWFOUNDLAND
Latitude:	47°37'07.000" N	Longitude:	52°45'09.000" W	Elevation:	140.50 m
Climate ID:	8403505	WMO ID:	71801	TC ID:	YYT

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Daily Data Report for May 2012
D a y	Max Temp °C	Min Temp °C	Mean Temp °C	Heat Deg Days	Cool Deg Days	Total Rain mm	Total Snow cm	Total Precip mm	Snow on Grnd cm	Dir of Max Gust 10s deg	Spd of Max Gust km/h
Sum				312.9	0.0	69.8	7.0	76.8
Avg	12.7	3.0	7.9
Xtrm	26.4	-1.8									80

Summary, average and extreme values are based on the data above.
01‡	5.4	-1.8	1.8	16.2	0.0	0.0	0.0	0.0	T	M	63
02‡	1.4	-1.8	-0.2	18.2	0.0	7.4	6.0	13.4	T	M	65
03‡	2.9	-0.6	1.2	16.8	0.0	5.2	T	5.2	T	M	59
04‡	3.7	1.0	2.4	15.6	0.0	4.8	0.0	4.8		M	63
05‡	6.1	1.8	4.0	14.0	0.0	0.2	0.0	0.2		M	50
06‡	5.2	1.7	3.5	14.5	0.0	0.4	0.0	0.4		M	<31
07‡	10.8	2.9	6.9	11.1	0.0	0.0	0.0	0.0		M	46
08‡	10.7	2.7	6.7	11.3	0.0	0.0	0.0	0.0		M	<31
09‡	13.4	3.5	8.5	9.5	0.0	0.0	0.0	0.0		M	37
10‡	16.7	5.7	11.2	6.8	0.0	1.6	0.0	1.6		M	65
11‡	20.8	5.4	13.1	4.9	0.0	0.2	0.0	0.2		M	74
12‡	18.2	7.6	12.9	5.1	0.0	0.4	0.0	0.4		M	70
13‡	9.1	4.3	6.7	11.3	0.0	18.0	0.0	18.0		M	35
14‡	10.9	1.9	6.4	11.6	0.0	0.0	0.0	0.0		M	41
15‡	19.0	4.6	11.8	6.2	0.0	T	0.0	T		M	39
16‡	22.1	10.2	16.2	1.8	0.0	0.4	0.0	0.4		M	46
17‡	22.1	11.6	16.9	1.1	0.0	1.0	0.0	1.0		M	70
18‡	16.5	4.7	10.6	7.4	0.0	11.6	0.0	11.6		M	65
19‡	17.5	4.2	10.9	7.1	0.0	0.0	0.0	0.0		M	80
20‡	9.7	-0.2	4.8	13.2	0.0	0.0	0.0	0.0		M	41
21‡	13.7	1.9	7.8	10.2	0.0	0.0	0.0	0.0		M	35
22‡	26.4	7.0	16.7	1.3	0.0	0.0	0.0	0.0		M	59
23‡	21.9	3.4	12.7	5.3	0.0	11.2	0.0	11.2		M	70
24‡	8.2	0.3	4.3	13.7	0.0	2.2	0.0	2.2		M	63
25‡	18.1	2.0	10.1	7.9	0.0	0.0	0.0	0.0		M	70
26‡	19.7	7.3	13.5	4.5	0.0	0.6	0.0	0.6		M	61
27‡	13.7	-0.6	6.6	11.4	0.0	T	0.0	T		M	52
28‡	7.9	-0.5	3.7	14.3	0.0	3.6	1.0	4.6	T	M	33
29‡	6.4	-1.5	2.5	15.5	0.0	0.4	T	0.4		M	76
30‡	6.1	2.5	4.3	13.7	0.0	0.6	0.0	0.6		M	56
31‡	10.0	3.1	6.6	11.4	0.0	T	0.0	T		M	<31

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Legend
[empty] = No data available
M = Missing
E = Estimated
A = Accumulated
C = Precipitation occurred, amount uncertain
L = Precipitation may or may not have occurred
F = Accumulated and estimated
N = Temperature missing but known to be > 0
Y = Temperature missing but known to be < 0
S = More than one occurrence
T = Trace
* = The value displayed is based on incomplete data
† = Data for this day has undergone only preliminary quality checking
‡ = Partner data that is not subject to review by the National Climate Archives

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Daily Data Report for May 2012