McKinney Weather in 2020

Historical record of McKinney, Texas weather for the year 2020 based on NOAA data.

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2020 McKinney Weather Extremes
Highest temperature	105 °F	August 29
Lowest temperature	24 °F	December 17
Highest daily low	80 °F	August 31
Lowest daily high	38 °F	February 5
Most daily precipitation	3.3 inches	March 13
Total annual precipitation	43.5 inches	-

What was the hottest temperature in McKinney in 2020?

The highest temperature recorded in McKinney, Texas in 2020 was 105 °F which happened on August 29.

Highest Temperatures: All-Time By Year

Highest Temperatures in McKinney in 2020

Rank	Temperature	Date
1	105 °F	Aug 29
2	103 °F	Aug 28
2	103 °F	Aug 16
2	103 °F	Aug 15
2	103 °F	Aug 14
6	101 °F	Aug 13
7	100 °F	Jul 13
8	99 °F	Aug 12
8	99 °F	Aug 11
8	99 °F	Jul 12
8	99 °F	Jun 9

What was the coldest temperature in McKinney in 2020?

The lowest temperature recorded in McKinney, Texas in 2020 was 24 °F which happened 4 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in McKinney in 2020

Rank	Temperature	Date
1	24 °F	December 17
1	24 °F	December 1
1	24 °F	February 27
1	24 °F	February 14
5	26 °F	December 25
6	27 °F	February 21
6	27 °F	February 7
8	28 °F	December 16
8	28 °F	December 5
8	28 °F	November 30
8	28 °F	February 6
8	28 °F	February 1
8	28 °F	January 12

January 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	55	37	0.00
January 2	60	41	0.00
January 3	61	41	0.00
January 4	59	32	0.00
January 5	68	35	0.00
January 6	64	32	0.00
January 7	64	32	0.00
January 8	63	31	0.00
January 9	67	56	0.01
January 10	72	43	1.09
January 11	43	29	0.21
January 12	56	28	0.00
January 13	60	36	0.00
January 14	67	56	0.00
January 15	79	59	0.00
January 16	59	45	0.76
January 17	64	46	0.31
January 18	64	37	0.01
January 19	55	30	0.00
January 20	56	30	0.00
January 21	47	30	0.02
January 22	44	38	0.37
January 23	55	42	0.10
January 24	56	35	0.00
January 25	65	32	0.00
January 26	62	43	0.00
January 27	59	38	0.00
January 28	62	42	0.31
January 29	45	39	0.00
January 30	45	38	0.00
January 31	54	42	0.00

February 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	64	28	0.00
February 2	79	37	0.00
February 3	71	52	0.05
February 4	65	38	0.08
February 5	38	32	0.21
February 6	45	28	0.00
February 7	57	27	0.00
February 8	64	33	0.00
February 9	66	54	0.05
February 10	54	40	0.45
February 11	45	41	0.31
February 12	47	41	1.46
February 13	44	29	0.00
February 14	50	24	0.00
February 15	63	35	0.00
February 16	74	42	0.00
February 17	76	58	0.00
February 18	64	47	0.03
February 19	50	39	0.48
February 20	54	35	0.18
February 21	50	27	0.00
February 22	57	36	0.00
February 23	60	47	0.01
February 24	64	44	0.00
February 25	60	41	0.00
February 26	49	30	0.00
February 27	60	24	0.00
February 28	65	35	0.00
February 29	75	36	0.00

March 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	74	58	0.00
March 2	71	56	0.00
March 3	65	51	0.00
March 4	59	50	0.95
March 5	72	39	0.00
March 6	66	37	0.00
March 7	63	38	0.00
March 8	67	44	0.00
March 9	72	59	0.07
March 10	77	46	0.00
March 11	86	61	0.00
March 12	84	66	0.00
March 13	73	54	3.27
March 14	70	52	0.33
March 15	55	50	0.38
March 16	66	50	1.14
March 17	64	58	0.21
March 18	80	62	2.20
March 19	80	60	0.41
March 20	66	41	0.05
March 21	57	38	0.10
March 22	60	51	0.14
March 23	65	59	0.00
March 24	83	59	0.00
March 25	86	53	0.00
March 26	84	66	0.00
March 27	81	68	0.00
March 28	75	51	0.43
March 29	71	46	0.00
March 30	65	53	0.44
March 31	68	50	0.00

April 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	69	45	0.00
April 2	69	57	0.03
April 3	66	40	0.18
April 4	47	40	0.48
April 5	63	46	0.00
April 6	72	59	0.00
April 7	86	63	0.00
April 8	94	63	0.00
April 9	76	59	0.00
April 10	72	50	0.00
April 11	69	54	0.11
April 12	80	45	0.46
April 13	55	38	0.00
April 14	55	41	0.00
April 15	64	34	0.00
April 16	71	45	0.00
April 17	65	45	0.00
April 18	69	38	0.02
April 19	75	56	0.18
April 20	74	50	0.00
April 21	82	54	0.00
April 22	85	64	0.04
April 23	82	57	0.00
April 24	89	59	0.00
April 25	77	54	0.00
April 26	81	48	0.00
April 27	82	60	0.00
April 28	88	65	0.28
April 29	79	56	0.00
April 30	81	48	0.00

May 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	86	56	0.00
May 2	87	65	0.00
May 3	89	69	0.00
May 4	91	70	0.00
May 5	79	56	0.02
May 6	79	49	0.00
May 7	83	51	0.00
May 8	74	54	0.31
May 9	73	48	0.00
May 10	77	49	0.00
May 11	79	53	0.00
May 12	76	65	0.33
May 13	83	66	0.00
May 14	87	65	0.04
May 15	85	65	0.05
May 16	69	64	0.64
May 17	84	63	0.06
May 18	86	60	0.00
May 19	87	68	0.00
May 20	76	68	0.00
May 21	85	68	0.01
May 22	90	72	0.00
May 23	89	65	1.27
May 24	86	65	0.02
May 25	69	64	n/a
May 26	72	61	0.00
May 27	86	58	0.00
May 28	84	67	0.00
May 29	87	62	0.00
May 30	86	62	0.00
May 31	86	59	0.00

June 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	86	64	0.00
June 2	88	67	0.00
June 3	92	71	0.00
June 4	95	73	0.00
June 5	95	74	0.00
June 6	96	72	0.00
June 7	94	71	0.00
June 8	97	73	0.00
June 9	99	72	0.00
June 10	89	63	0.00
June 11	92	57	0.00
June 12	90	59	0.00
June 13	92	63	0.00
June 14	92	65	0.00
June 15	94	68	0.00
June 16	93	73	0.00
June 17	93	72	0.00
June 18	93	73	0.00
June 19	93	68	0.52
June 20	90	67	0.52
June 21	86	69	0.02
June 22	90	67	n/a
June 23	79	71	1.64
June 24	91	68	0.00
June 25	88	71	0.00
June 26	91	74	0.00
June 27	93	76	0.00
June 28	90	73	0.48
June 29	92	78	0.00
June 30	93	80	0.00

July 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	93	79	0.00
July 2	94	77	0.00
July 3	98	74	0.00
July 4	92	73	0.00
July 5	94	76	0.00
July 6	88	73	0.39
July 7	88	72	0.00
July 8	93	74	0.00
July 9	93	78	0.00
July 10	94	77	0.00
July 11	98	77	0.00
July 12	99	77	0.00
July 13	100	79	0.00
July 14	96	78	0.00
July 15	96	79	0.00
July 16	97	79	0.00
July 17	98	76	0.00
July 18	93	76	0.00
July 19	95	75	0.00
July 20	97	75	0.00
July 21	93	75	0.00
July 22	93	75	0.00
July 23	96	77	0.00
July 24	96	76	0.00
July 25	92	76	0.00
July 26	92	76	0.00
July 27	91	74	0.00
July 28	82	75	1.27
July 29	94	76	0.00
July 30	97	70	0.56
July 31	91	70	0.06

August 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	91	67	0.00
August 2	94	67	0.00
August 3	92	69	0.00
August 4	91	70	0.00
August 5	87	70	0.00
August 6	95	73	0.00
August 7	96	78	0.00
August 8	97	76	0.00
August 9	97	76	0.00
August 10	98	77	0.00
August 11	99	79	0.00
August 12	99	79	0.00
August 13	101	77	0.00
August 14	103	79	0.00
August 15	103	78	0.00
August 16	103	70	0.85
August 17	95	71	0.00
August 18	93	70	0.00
August 19	91	63	0.00
August 20	92	63	0.00
August 21	93	64	0.00
August 22	96	69	0.00
August 23	96	68	0.00
August 24	97	68	0.00
August 25	97	68	0.00
August 26	90	74	0.02
August 27	94	70	0.00
August 28	103	73	0.00
August 29	105	77	0.00
August 30	94	72	2.95
August 31	96	80	0.00

September 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	88	71	1.75
September 2	81	73	0.40
September 3	83	71	0.00
September 4	87	71	0.00
September 5	91	74	0.00
September 6	90	71	0.00
September 7	93	73	0.00
September 8	90	74	0.00
September 9	85	65	2.11
September 10	69	57	0.36
September 11	78	63	0.00
September 12	86	65	0.00
September 13	87	67	0.00
September 14	87	65	0.00
September 15	88	72	0.00
September 16	88	69	0.00
September 17	88	67	0.00
September 18	84	63	0.00
September 19	79	60	0.00
September 20	82	54	0.00
September 21	74	64	0.41
September 22	72	65	0.12
September 23	73	62	0.00
September 24	79	61	0.00
September 25	80	57	0.00
September 26	86	63	0.00
September 27	88	62	0.01
September 28	77	52	0.00
September 29	82	47	0.00
September 30	91	50	0.00

October 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	79	54	0.00
October 2	75	48	0.00
October 3	80	53	0.00
October 4	78	49	0.00
October 5	77	47	0.00
October 6	84	55	0.00
October 7	86	59	0.00
October 8	86	57	0.00
October 9	81	66	0.00
October 10	86	59	0.00
October 11	95	62	0.00
October 12	81	49	0.00
October 13	81	43	0.00
October 14	90	50	0.00
October 15	75	60	0.00
October 16	71	47	0.00
October 17	74	48	0.00
October 18	86	60	0.00
October 19	67	56	0.00
October 20	88	57	0.00
October 21	84	66	0.00
October 22	84	63	0.00
October 23	75	47	1.75
October 24	60	43	0.00
October 25	59	52	0.00
October 26	54	38	0.18
October 27	42	37	0.03
October 28	45	39	0.29
October 29	60	35	0.00
October 30	68	33	0.00
October 31	70	38	0.00

November 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	72	42	0.00
November 2	69	36	0.00
November 3	75	39	0.00
November 4	74	43	0.00
November 5	74	56	0.00
November 6	76	58	0.00
November 7	76	47	0.00
November 8	75	56	0.00
November 9	81	61	0.00
November 10	74	48	0.00
November 11	76	41	0.00
November 12	78	49	0.00
November 13	74	54	0.00
November 14	83	60	0.00
November 15	73	39	0.00
November 16	69	33	0.00
November 17	73	36	0.00
November 18	73	41	0.00
November 19	77	51	0.00
November 20	74	58	0.00
November 21	76	58	0.00
November 22	61	41	0.00
November 23	61	39	0.00
November 24	69	50	0.54
November 25	62	39	0.00
November 26	72	35	0.00
November 27	64	47	0.00
November 28	61	43	0.45
November 29	54	42	0.05
November 30	50	28	0.00

December 2020 McKinney Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	57	24	0.00
December 2	56	38	0.02
December 3	47	39	0.00
December 4	55	31	0.00
December 5	63	28	0.00
December 6	62	43	0.00
December 7	63	33	0.00
December 8	71	33	0.00
December 9	77	30	0.00
December 10	77	38	0.00
December 11	67	43	0.08
December 12	53	37	0.00
December 13	41	36	0.94
December 14	50	31	0.00
December 15	39	35	0.02
December 16	42	28	0.00
December 17	59	24	0.00
December 18	59	34	0.00
December 19	58	35	0.00
December 20	63	29	0.00
December 21	70	31	0.00
December 22	70	34	0.00
December 23	69	35	0.00
December 24	53	29	0.00
December 25	57	26	0.00
December 26	69	30	0.00
December 27	72	43	0.00
December 28	62	44	0.03
December 29	70	54	0.01
December 30	61	37	0.45
December 31	40	37	3.04

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Weather Station Details

Years	Station	Coordinates
1999–2024	McKinney Municipal Airport	location
1903–1998	McKinney Municipal Airport	location