Monthly Weather Data Derbyshire Lane Sheffield South Yorkshire Dec 2021
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	Max Temp	Min Temp	Dry Bulb	Wet Bulb	Soil Temp	Barometer	Rain	Humidity	Max Gust	Average	Force	Win Dir
Day	Deg F	Deg F	Deg F	Deg F	Deg F	Inches	MM	Percent	MPH	MPH	Beaufort		Comments
1	47.5	42.1	46.1	43.5	43.7	29.35	1.0	86	39	20	5	WNW	Windy start light showers during the day turning less swindy and colder as the day went on
2	38.3	33.5	33.9	31.1	43.7	29.81	0.8	72	32	12	3	NNW	A cold day breezy start sunny spells turning milder overnight with some light rain
3	46.1	33.6	38.1	37.5	42.1	29.59	1.3	95	27	5	2	SSW	Average temps by day mostly cloudy but staying dry
4	41.7	37.5	39.9	37.9	42.2	29.37	15.2	82	36	8	3	W	Sunny spells light showers more orgnaised rain later
5	42.9	37.5	40.3	38.3	42.2	29.70	0.5	82	29	12	3	NNW	Cloudy light showers through the morning and afternoon cold by day
6	39.3	34.3	37.2	37.2	42.6	29.81	4.6	100	26	5	2	SSW	Cloudy cold start light rain later turning to snow lunchtime then back rain and sleet showers
7	41.4	33.9	34.5	33.9	41.9	29.60	7.2	94	40	6	2	SSE	Cloudy cold start rain later in the morning brielfy heavy in the afternoon
8	43.3	33.6	38.3	37.4	41.7	28.87	16.8	91	41	12	3	SSW	Breezy at times showers or longer spells of rain early sleet
9	44.3	36.7	42.8	41.1	41.7	29.47	2.2	86	35	8	3	WNW	Sunny spells cloudier later
10	42.8	39.0	39.2	37.1	41.9	29.34	0.0	80	33	15	4	WNW	Breezy at times normal temps to start the day rather cold by day
11	52.5	37.4	40.8	39.9	41.1	29.90	1.4	94	23	4	2	S	A few early sunny spells then cloudy light showery rain in the afternoon
12	55.4	40.1	51.6	51.2	41.7	29.94	0.5	97	27	1	1	SSW	Very mild sunny spells after early and late drizzle
13	49.3	49.3	49.4	48.9	43.5	30.05	7.5	96	11	4	2	SSW	Cloudy very mild drizzle from mid morning to to light to moderate rain in the evening
14	51.6	43.5	43.3	43.5	43.3	30.15	0.0	98	30	1	1	S	Dry clear spells sunnyn spells cloudier late afternoon
15	51.5	42.9	48.9	46.8	44.6	30.35	0.1	84	21	4	2	WSW	Sunny Spells and mild
16	52.3	41.7	41.7	41.4	44.4	30.49	0.0	97	12	4	2	SSE	Sunny spells
17	43.2	35.6	36.3	36.3	43.5	30.60	0.8	100	7	2	1	SSW	Ground frost sunny spells at first cloudy and turning foggy through the afternoon colder than forecast
18	41.0	34.7	39.7	39.7	42.9	30.61	0.3	100	6	0	0	Calm	Dull foggy spells and light drizzle rather cold
19	40.3	30.0	32.0	32.0	42.8	30.50	1.0	100	8	2	1	ENE	First air frost of the month foggy and very cold drizzle at times
20	40.4	31.3	40.3	40.3	42.2	30.35	0.1	100	11	2	1	NNE	Foggy very cold drizzle at times early on then dry and cloudy
21	37.2	36.5	36.5	35.4	42.6	30.24	0.0	89	14	1	1	VAR	Dry cloudy and cold by day
22	41.7	31.0	30.2	31.1	42.1	30.09	3.6	91	22	3	1	SSW	Cold frosty start cloudy day rare air frost
23	49.7	31.1	41.7	41.0	41.9	29.70	1.0	94	15	6	2	SSW	Dry cloudy start airfrost from previous morning. Cloudy rain in the afternoon
24	45.1	40.3	44.4	44.3	42.2	29.65	7.4	99	23	3	1	SSW	Dry sunny spells at first then cloudy and misty drizzle turning to light to moderate rain in the evening
25	36.8	36.7	37.1	36.5	42.6	29.73	11.6	95	22	9	3	E	Cold early light rain then dry and cloudy colder Snow flurries lunch time then brief more widespread Snow before midnight
26	41.5	33.6	35.7	35.7	42.1	29.59	3.4	100	9	1	1	ENE	Heavy sleet soon easing then cloudy and misty. Showery rain at times cold and misty foggy later
27	45.0	35.6	41.5	41.5	41.9	29.36	6.3	100	12	1	1	SSE	Dull foggy mild start rather cold by day and dull
28	48.0	41.5	44.6	44.6	42.8	29.05	12.2	100	19	2	1	NE	Mild start with heavy rain dry with sunny spells from just before lunch
29	55.8	40.1	41.7	41.5	42.9	29.54	3.5	98	46	5	2	SSE	Light rain at times after a mild start turning warm overnight
30	57.2	41.7	55.8	54.3	43.7	29.65	0.9	91	39	10	3	SW	Warm sunny spells breezy at times dry after early drizzle record warm day and night
31	57.2	54.7	55.2	53.4	45.3	29.71	0.0	88	28	10	3	SSW	Warm sunny spells breezy at times record warm and night
Total	1420.3	1171.0			1323.8		111.2	2879.0	743.0	178.0	62.0
Ave	45.8	37.8			42.7		3.6	92.9	24.0	5.7	2.0
							127.1%
	N	0.0		Number of Air Frosts			4.0		Red indicates as Snow
	NNE	1.0		Days of measurable Rain			26.0		Light green Sleet
	NE	1.0		Days of rain greater than 10 mm			4.0		Blue Trace Conditions
	ENE	2.0		Days when gusts exceeded 50 mph			0.0		Purple Indicates Freezing Rain
	E	1.0		Days when average Max exceeded			15.0
	ESE	0.0		Days below average Max			16.0
	SE	0.0		Days above average Min			18.0
	SSE	4.0		Days below average Min			11.0
	S	2.0
	SSW	10.0		1st seven day average			39.3	4.0
	SW	1.0		2nd Seven day average			44.2	6.8
	WSW	1.0		3rd seven day average			39.9	4.4
	W	1.0		4th seven day avaerage			39.8	4.3
	WNW	3.0		Final few days average			51.1	10.6
	NW	0.0		Overall Average			42.9	6.0
	NNW	2.0