December Normals for Temperature, Precipitation and Snowfall for Rockford, IL

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ROCKFORD NORMALS (1991-2020)
JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC

December Normals for Rockford for Temperature, Precipitation and Snowfall

Day of Month	High	Low	Average	HDD	CDD	Precipitation	Snowfall
1	39.5	24.5	32	33	0	0.07	0.2
2	39	24.2	31.6	33.4	0	0.08	0.3
3	38.6	23.9	31.2	33.8	0	0.07	0.3
4	38.2	23.5	30.9	34.1	0	0.07	0.2
5	37.8	23.2	30.5	34.5	0	0.07	0.3
6	37.4	22.9	30.1	34.9	0	0.07	0.3
7	37	22.6	29.8	35.2	0	0.07	0.3
8	36.6	22.3	29.4	35.6	0	0.07	0.3
9	36.3	22	29.1	35.9	0	0.07	0.3
10	35.9	21.7	28.8	36.2	0	0.07	0.3
11	35.5	21.4	28.5	36.5	0	0.07	0.3
12	35.2	21.1	28.1	36.9	0	0.06	0.3
13	34.9	20.8	27.8	37.2	0	0.06	0.3
14	34.5	20.5	27.5	37.5	0	0.06	0.3
15	34.2	20.3	27.2	37.7	0	0.06	0.3
16	33.9	20	27	38	0	0.06	0.3
17	33.6	19.7	26.7	38.3	0	0.06	0.4
18	33.3	19.5	26.4	38.6	0	0.06	0.3
19	33.1	19.2	26.2	38.8	0	0.06	0.3
20	32.8	19	25.9	39.1	0	0.06	0.3
21	32.6	18.8	25.7	39.3	0	0.06	0.3
22	32.3	18.5	25.4	39.6	0	0.05	0.3
23	32.1	18.3	25.2	39.8	0	0.06	0.4
24	31.8	18.1	25	40	0	0.06	0.3
25	31.6	17.8	24.7	40.3	0	0.06	0.3
26	31.4	17.6	24.5	40.5	0	0.05	0.3
27	31.2	17.4	24.3	40.7	0	0.05	0.3
28	31	17.2	24.1	40.9	0	0.06	0.3
29	30.8	17	23.9	41.1	0	0.05	0.3
30	30.6	16.8	23.7	41.3	0	0.06	0.4
31	30.4	16.6	23.5	41.5	0	0.05	0.3

MONTH	34.3	20.2	27.3	1170.2	0	1.93	9.4

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