home	Summary of the weather at Hampstead during 1977
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earlier years
Month	Mean Max	Mean Min	Hi Max	Date	Lo Max	Date	Hi Min	Date	Low Min	Date	GrassMin	Date	AirFrost	Grnd Frost	Max <0	Max >10	Max >21	Fog
	degC	degC	degC		degC		degC		degC		degC		days	days	days	days	days	09gmt
Jan-77	5.1	0.9	11.1	25	-0.2	12	5.7	25	-3.0	3	-9.1	30	15	21	1		0
Feb-77	8.3	3.0	11.2	5	2.7	1	6.0	7	-1.5	28	-7.0	28	4	15	0		0
Mar-77	10.2	3.9	18.2	2	4.4	28	9.7	4	-1.8	29	-6.4	30	4	10	0		0
Apr-77	11.2	3.3	15.7	22	6.7	7	9.9	21	-2.4	8	-3.7	5	3	17	0		0
May-77	15.0	6.4	22.3	28	9.8	3	11.2	29	2.2	14	-2.7	14	0	7	0		4
Jun-77	16.0	8.9	22.3	3	11.3	15	12.2	13	5.4	1	2.0	9	0	0	0		1
Jul-77	20.7	11.9	26.6	3	16.2	14	15.2	23	7.4	15	5.2	15	0	0	0		12
Aug-77	18.9	12.1	25.8	1	12.7	19	15.7	3	7.7	28	4.2	29	0	0	0		8
Sep-77	17.1	9.6	21.4	15	12.1	21	13.8	0	6.1	9	3.5	9	0	0	0		2
Oct-77	15.3	8.8	18.3	20	12.3	8	12.6	31	5.2	3	-0.8	28	0	2	0		0
Nov-77	9.3	3.8	16.8	10	4.0	28	11.5	11	-0.5	19	-4.5	19	4	14	0		0
Dec-77	8.0	3.6	14.1	23	3.2	3	10.2	24	-1.3	3	-4.3	3	3	12	0		0
YEAR	12.9	6.3	26.6		-0.2		15.7		-3.0		-9.1		33	98	1		27
Month	Rainfall	WettestDay	Date	>0.2mm	>1mm	>25mm	Sunshine	Max Sun	Date	NoSun	>10h	Snow	SnowLying	Thunder	Hail	IcePellets	MostSnow	Date
	mm	mm		days	days	days	hours	hours		days	days	days	0900gmt	days	days	days	cm
Jan-77	69.6	16.5	13	16	14	1	33.9	6.9	31	13	0	3	1	0	0	0	1	13
Feb-77	69.6	11.7	19	20	17	0	71.2	9.4	28	5	0	1	1	0	0	0	2	1
Mar-77	57.7	11.2	26	15	12	0	90.5	9.2	4	9	0	1	0	1	0	0	0
Apr-77	30.9	6.8	27	13	9	0	148.6	12.1	27	2	2	1	0	0	0	0	0
May-77	45.0	6.7	12	13	10	0	202.4	14.5	27	3	12	0	0	0	0	0	0
Jun-77	73.3	23.4	13	15	11	0	132.5	11.2	1	8	3	0	0	2	0	0	0
Jul-77	13.1	5.0	24	7	4	0	206.3	13.9	5	1	9	0	0	0	0	0	0
Aug-77	160.6	79.6	16	14	12	1	135.5	12.8	11	6	6	0	0	2	0	0	0
Sep-77	17.0	10.1	2	7	6	0	120.6	11.0	3	2	3	0	0	0	0	0	0
Oct-77	50.1	16.8	20	12	8	0	111.6	7.6	1	1	0	0	0	0	0	0	0
Nov-77	67.6	21.8	5	16	13	0	84.4	7.8	4	4	0	0	0	0	0	0	0
Dec-77	61.4	21.7	7	13	10	0	37.3	5.9	4	10	0	0	0	0	0	0	0
YEAR	715.9	79.6		161	126	2	1374.8	14.5		64	35	6	2	5	0	0	2