Quincy Weather in 1978

Historical record of Quincy, Illinois weather for the year 1978 based on NOAA data.

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1978 Quincy Weather Extremes
Highest temperature	98 °F	August 24
Lowest temperature	-16 °F	February 6
Highest daily low	78 °F	June 30
Lowest daily high	7 °F	January 9
Most daily precipitation	3.0 inches	September 16
Most daily snow	7.1 inches	February 13
Total annual precipitation	44.0 inches	-
Total annual snow	36.9 inches	-

What was the hottest temperature in Quincy in 1978?

The highest temperature recorded in Quincy, Illinois in 1978 was 98 °F which happened on August 24.

Highest Temperatures: All-Time By Year

Highest Temperatures in Quincy in 1978

Rank	Temperature	Date
1	98 °F	Aug 24
2	94 °F	Sep 8
2	94 °F	Jul 1
2	94 °F	Jun 30
2	94 °F	Jun 28
2	94 °F	Jun 25
7	93 °F	Sep 10
7	93 °F	Sep 9
7	93 °F	Sep 7
7	93 °F	Jul 21
7	93 °F	Jul 20
7	93 °F	Jun 17
7	93 °F	Jun 16

What was the coldest temperature in Quincy in 1978?

The lowest temperature recorded in Quincy, Illinois in 1978 was -16 °F which happened on Feb 6.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Quincy in 1978

Rank	Temperature	Date
1	-16 °F	February 6
2	-12 °F	February 5
3	-8 °F	March 4
4	-6 °F	February 18
5	-5 °F	February 7
5	-5 °F	January 26
5	-5 °F	January 25
5	-5 °F	January 10
9	-4 °F	February 19
9	-4 °F	January 21

January 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	34	6	0.00	0.0
January 2	24	6	0.00	0.0
January 3	31	7	0.00	0.0
January 4	41	28	0.00	0.0
January 5	39	31	0.00	0.0
January 6	45	31	0.00	0.0
January 7	40	31	0.01	0.0
January 8	31	1	0.00	0.0
January 9	7	-2	0.00	0.0
January 10	11	-5	0.00	0.0
January 11	18	5	0.00	0.0
January 12	21	16	0.08	1.0
January 13	21	6	0.02	0.2
January 14	22	4	0.00	0.0
January 15	20	3	0.00	0.0
January 16	19	1	0.08	0.8
January 17	23	-2	0.00	0.0
January 18	22	-2	0.00	0.0
January 19	23	15	0.01	0.1
January 20	24	4	0.01	0.1
January 21	15	-4	0.00	0.0
January 22	29	10	0.00	0.0
January 23	28	17	0.00	0.0
January 24	34	27	0.12	0.0
January 25	30	-5	0.00	0.0
January 26	11	-5	0.00	0.0
January 27	15	0	0.00	0.0
January 28	16	2	0.00	0.0
January 29	12	-1	0.00	0.0
January 30	18	2	0.03	0.2
January 31	17	0	0.00	0.0

February 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	22	13	0.02	0.1
February 2	19	4	0.00	0.0
February 3	21	8	0.00	0.0
February 4	28	18	0.05	1.6
February 5	21	-12	0.00	n/a
February 6	12	-16	0.00	0.0
February 7	18	-5	0.00	0.0
February 8	23	-1	0.00	0.0
February 9	25	0	0.00	0.0
February 10	28	15	0.00	0.0
February 11	28	9	0.00	0.0
February 12	33	25	0.01	0.1
February 13	31	26	0.71	7.1
February 14	28	19	0.00	0.0
February 15	25	8	0.00	0.0
February 16	20	-1	0.00	0.0
February 17	14	-2	0.00	0.0
February 18	15	-6	0.00	0.0
February 19	20	-4	0.00	0.0
February 20	26	7	0.01	0.1
February 21	22	5	0.00	0.0
February 22	27	2	0.07	0.7
February 23	30	20	0.02	0.5
February 24	42	16	0.00	0.0
February 25	35	20	0.00	0.0
February 26	24	6	0.00	0.0
February 27	34	13	0.02	0.3
February 28	33	26	0.06	1.1

March 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	31	12	0.00	0.0
March 2	26	20	0.57	5.0
March 3	21	2	0.00	0.0
March 4	14	-8	0.00	0.0
March 5	30	-2	0.00	0.0
March 6	39	15	0.00	0.0
March 7	31	23	0.27	3.4
March 8	32	14	0.00	0.0
March 9	34	3	0.00	0.0
March 10	43	18	0.00	0.0
March 11	36	27	0.03	0.0
March 12	39	30	0.00	0.0
March 13	36	30	0.37	0.0
March 14	38	34	0.00	0.0
March 15	39	33	0.00	0.0
March 16	37	23	0.00	0.0
March 17	31	22	0.00	0.0
March 18	52	21	0.00	0.0
March 19	47	30	0.00	0.0
March 20	55	31	0.00	0.0
March 21	51	35	0.00	0.0
March 22	67	38	0.03	0.0
March 23	46	39	0.00	0.0
March 24	40	28	0.88	3.1
March 25	31	28	0.19	1.3
March 26	35	29	0.01	0.0
March 27	47	25	0.00	0.0
March 28	57	39	0.00	0.0
March 29	57	42	0.00	0.0
March 30	69	40	0.00	0.0
March 31	80	55	0.00	0.0

April 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	65	50	0.00	0.0
April 2	62	41	0.01	0.0
April 3	82	56	0.00	0.0
April 4	68	47	0.51	0.0
April 5	59	42	0.97	0.0
April 6	66	52	0.13	0.0
April 7	73	45	0.00	0.0
April 8	77	53	0.21	0.0
April 9	81	53	0.33	0.0
April 10	61	46	1.77	0.0
April 11	61	41	0.00	0.0
April 12	67	48	0.00	0.0
April 13	60	42	0.00	0.0
April 14	49	42	0.15	0.0
April 15	59	45	0.00	0.0
April 16	50	37	0.50	0.0
April 17	62	39	0.38	0.0
April 18	58	43	0.26	0.0
April 19	48	37	0.10	0.0
April 20	40	35	0.12	0.1
April 21	55	37	0.00	0.0
April 22	53	34	0.05	0.0
April 23	68	45	0.00	0.0
April 24	63	43	0.02	0.0
April 25	62	44	0.01	0.0
April 26	66	38	0.00	0.0
April 27	68	43	0.00	0.0
April 28	66	49	0.00	0.0
April 29	62	52	0.09	0.0
April 30	65	46	0.00	0.0

May 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	56	34	0.00
May 2	61	33	0.00
May 3	60	36	0.00
May 4	50	40	0.87
May 5	47	39	0.12
May 6	52	38	1.49
May 7	56	50	1.30
May 8	70	52	0.24
May 9	63	49	0.00
May 10	78	46	0.00
May 11	73	58	0.40
May 12	74	55	1.12
May 13	63	50	0.67
May 14	67	49	0.00
May 15	59	49	0.00
May 16	65	49	0.00
May 17	72	46	0.00
May 18	76	52	0.00
May 19	77	57	0.00
May 20	73	59	0.31
May 21	68	54	0.00
May 22	65	57	0.02
May 23	75	61	0.15
May 24	83	64	0.00
May 25	88	67	0.00
May 26	89	69	0.00
May 27	87	70	0.00
May 28	81	66	1.30
May 29	84	64	0.00
May 30	78	62	0.00
May 31	83	63	0.00

June 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	80	63	0.95
June 2	69	56	0.00
June 3	76	56	0.00
June 4	80	58	0.00
June 5	80	60	0.00
June 6	80	59	0.01
June 7	88	63	0.02
June 8	63	52	0.00
June 9	78	48	0.00
June 10	83	57	0.00
June 11	91	64	0.00
June 12	82	64	0.00
June 13	80	54	0.00
June 14	83	56	0.00
June 15	80	62	0.57
June 16	93	70	0.00
June 17	93	70	0.95
June 18	80	66	0.00
June 19	81	61	0.00
June 20	84	61	0.01
June 21	77	60	0.00
June 22	83	59	0.12
June 23	81	63	0.54
June 24	90	69	0.00
June 25	94	76	0.00
June 26	88	76	0.08
June 27	88	76	0.00
June 28	94	71	0.83
June 29	91	69	0.00
June 30	94	78	0.00

July 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	94	72	2.44
July 2	86	72	0.45
July 3	84	70	0.00
July 4	84	70	0.00
July 5	89	69	0.00
July 6	92	74	0.00
July 7	89	71	0.43
July 8	85	69	0.00
July 9	82	71	0.09
July 10	77	62	0.00
July 11	78	59	0.00
July 12	78	63	0.36
July 13	85	67	0.00
July 14	87	62	0.08
July 15	88	67	0.00
July 16	89	69	0.00
July 17	89	71	0.00
July 18	88	73	0.00
July 19	88	72	0.07
July 20	93	76	0.00
July 21	93	77	0.00
July 22	91	75	0.00
July 23	76	61	0.00
July 24	79	58	0.00
July 25	90	66	0.00
July 26	92	70	0.72
July 27	83	66	0.00
July 28	85	63	0.00
July 29	87	69	0.00
July 30	75	63	0.00
July 31	85	60	0.00

August 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	79	67	0.00
August 2	81	69	0.46
August 3	78	60	0.00
August 4	75	52	0.00
August 5	77	55	0.00
August 6	80	59	0.00
August 7	82	60	0.00
August 8	91	64	0.00
August 9	89	67	0.00
August 10	80	64	0.45
August 11	84	67	0.00
August 12	86	69	0.00
August 13	87	66	0.00
August 14	90	71	0.00
August 15	90	70	0.00
August 16	86	65	0.00
August 17	84	67	0.37
August 18	91	74	0.19
August 19	79	60	0.00
August 20	82	54	0.00
August 21	82	54	0.00
August 22	90	60	0.00
August 23	92	65	0.00
August 24	98	74	0.00
August 25	86	71	0.11
August 26	84	68	0.00
August 27	84	71	0.00
August 28	83	70	0.00
August 29	80	63	0.00
August 30	82	59	0.00
August 31	84	58	0.00

September 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	84	61	0.00
September 2	87	64	0.00
September 3	91	66	0.00
September 4	91	59	0.00
September 5	86	53	0.00
September 6	88	57	0.00
September 7	93	64	0.00
September 8	94	67	0.00
September 9	93	68	0.00
September 10	93	69	0.00
September 11	91	72	0.00
September 12	87	72	0.00
September 13	84	75	0.00
September 14	85	64	0.15
September 15	84	57	0.12
September 16	85	67	2.95
September 17	87	72	2.00
September 18	91	68	0.87
September 19	92	76	0.06
September 20	87	60	0.33
September 21	70	51	0.00
September 22	71	47	0.00
September 23	72	48	0.00
September 24	82	54	0.00
September 25	76	54	0.00
September 26	78	47	0.00
September 27	74	50	0.00
September 28	69	45	0.00
September 29	83	49	1.58
September 30	63	51	0.00

October 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	72	47	0.00
October 2	76	54	0.89
October 3	66	53	0.00
October 4	74	47	0.07
October 5	57	49	0.08
October 6	57	44	0.00
October 7	54	40	0.00
October 8	63	37	0.00
October 9	75	50	0.22
October 10	69	49	0.47
October 11	67	49	0.00
October 12	68	48	0.01
October 13	60	39	0.00
October 14	55	38	0.01
October 15	65	38	0.00
October 16	58	38	0.00
October 17	60	37	0.00
October 18	65	46	0.00
October 19	65	38	0.00
October 20	78	44	0.00
October 21	83	53	0.00
October 22	77	52	0.13
October 23	54	39	0.28
October 24	59	36	0.00
October 25	68	45	0.13
October 26	57	39	0.00
October 27	68	41	0.00
October 28	60	37	0.00
October 29	66	39	0.00
October 30	70	41	0.00
October 31	69	43	0.00

November 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	68	45	0.02
November 2	73	47	0.00
November 3	75	48	0.00
November 4	78	55	0.00
November 5	71	51	0.00
November 6	51	38	0.85
November 7	53	34	0.00
November 8	61	35	0.00
November 9	68	45	0.00
November 10	65	40	0.00
November 11	59	45	0.00
November 12	52	42	0.06
November 13	69	44	0.18
November 14	44	31	0.00
November 15	38	35	0.00
November 16	45	37	0.58
November 17	47	40	0.97
November 18	53	34	0.00
November 19	37	30	0.00
November 20	32	29	0.00
November 21	31	29	0.00
November 22	42	30	0.16
November 23	50	35	0.01
November 24	47	32	0.00
November 25	47	34	0.35
November 26	40	35	0.72
November 27	36	31	0.01
November 28	38	24	0.00
November 29	48	34	0.00
November 30	49	27	0.00

December 1978 Quincy Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	56	35	0.00	0.0
December 2	41	31	0.40	0.0
December 3	42	22	0.00	0.0
December 4	39	19	0.03	0.0
December 5	48	31	0.00	0.0
December 6	32	20	0.18	0.5
December 7	21	16	0.39	1.1
December 8	16	10	0.02	0.2
December 9	18	8	0.00	0.0
December 10	29	6	0.00	0.0
December 11	38	25	0.00	0.0
December 12	44	28	0.00	0.0
December 13	38	24	0.00	0.0
December 14	41	22	0.00	0.0
December 15	45	33	0.00	0.0
December 16	42	30	0.00	0.0
December 17	41	24	0.00	0.0
December 18	47	37	0.01	0.0
December 19	40	36	0.00	0.0
December 20	38	25	0.00	0.0
December 21	38	23	0.00	0.0
December 22	42	28	0.00	0.0
December 23	45	26	0.00	0.0
December 24	40	20	0.00	0.0
December 25	37	17	0.00	0.0
December 26	34	17	0.01	0.0
December 27	36	15	0.00	0.0
December 28	35	30	0.05	0.0
December 29	39	32	0.32	0.0
December 30	32	16	0.15	1.8
December 31	18	14	0.58	6.4

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Weather Station Details

Years	Station	Coordinates
1949–2024	Quincy Regional Airport	location
1901–1948	Quincy	location