Vacaville Weather in 2021

2021 Vacaville Weather Extremes
Highest temperature	115 °F	July 10
Lowest temperature	26 °F	January 26
Highest daily low	69 °F	July 10
Lowest daily high	43 °F	December 29
Most daily precipitation	1.1 inches	December 13
Total annual precipitation	6.7 inches	-

Rank	Temperature	Date
1	115 °F	Jul 10
2	112 °F	Jul 9
3	109 °F	Jun 18
4	108 °F	Jun 17
5	107 °F	Sep 8
5	107 °F	Sep 7
5	107 °F	Aug 16
5	107 °F	Jul 30
9	106 °F	Aug 29
9	106 °F	Aug 11
9	106 °F	Jul 28

Rank	Temperature	Date
1	26 °F	January 26
2	29 °F	December 11
2	29 °F	January 21
4	31 °F	January 24
4	31 °F	January 10
4	31 °F	January 9
7	32 °F	December 17
7	32 °F	December 10
7	32 °F	January 11
10	33 °F	December 31
10	33 °F	December 18
10	33 °F	March 16
10	33 °F	March 7
10	33 °F	February 26
10	33 °F	February 6
10	33 °F	January 6
10	33 °F	January 1

January 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	53	33	0.00
January 2	50	46	0.04
January 3	60	41	0.00
January 4	60	44	0.04
January 5	59	35	0.00
January 6	56	33	0.00
January 7	60	37	0.00
January 8	63	36	0.00
January 9	63	31	0.00
January 10	55	31	0.00
January 11	61	32	0.00
January 12	60	40	0.00
January 13	65	45	0.00
January 14	65	38	0.00
January 15	66	36	0.00
January 16	77	40	0.00
January 17	74	48	0.00
January 18	76	56	0.00
January 19	66	50	0.00
January 20	70	38	0.00
January 21	64	29	0.00
January 22	56	39	0.18
January 23	62	34	0.00
January 24	52	31	0.02
January 25	56	42	0.00
January 26	50	26	0.76
January 27	49	41	0.94
January 28	54	46	0.72
January 29	54	42	0.13
January 30	59	40	0.00
January 31	63	40	0.00

February 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	65	40	0.13
February 2	63	44	0.10
February 3	60	35	0.00
February 4	65	41	0.00
February 5	66	35	0.00
February 6	68	33	0.00
February 7	69	36	0.00
February 8	63	36	0.00
February 9	67	50	0.00
February 10	69	39	0.00
February 11	57	47	0.33
February 12	64	44	0.00
February 13	66	48	0.00
February 14	57	41	0.01
February 15	63	42	0.01
February 16	62	37	0.00
February 17	63	36	0.00
February 18	64	34	0.00
February 19	59	47	0.10
February 20	61	41	0.00
February 21	69	47	0.00
February 22	73	43	0.00
February 23	78	43	0.00
February 24	68	54	0.00
February 25	71	40	0.00
February 26	67	33	0.00
February 27	65	35	0.00
February 28	68	39	0.00

March 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	69	34	0.00
March 2	72	40	0.00
March 3	70	37	0.00
March 4	65	42	0.00
March 5	67	40	0.05
March 6	64	40	0.03
March 7	67	33	0.00
March 8	59	44	0.00
March 9	59	39	0.09
March 10	55	36	0.20
March 11	60	37	0.00
March 12	71	36	0.00
March 13	66	37	0.00
March 14	59	40	0.18
March 15	54	37	0.08
March 16	62	33	0.00
March 17	59	35	0.00
March 18	55	49	0.24
March 19	66	43	0.00
March 20	62	37	0.00
March 21	71	43	0.00
March 22	67	43	0.00
March 23	67	48	0.00
March 24	72	51	0.00
March 25	69	39	0.00
March 26	75	46	0.00
March 27	78	39	0.00
March 28	81	40	0.00
March 29	74	42	0.00
March 30	78	56	0.00
March 31	81	51	0.00

April 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	n/a	n/a	n/a
April 2	80	54	0.00
April 3	71	47	0.00
April 4	68	37	0.00
April 5	69	48	0.00
April 6	76	43	0.00
April 7	75	47	0.00
April 8	76	38	0.00
April 9	77	46	0.00
April 10	78	40	0.00
April 11	81	43	0.00
April 12	83	42	0.00
April 13	74	51	0.00
April 14	73	47	0.00
April 15	75	39	0.00
April 16	82	40	0.00
April 17	87	41	0.00
April 18	92	45	0.00
April 19	87	48	0.00
April 20	75	49	0.00
April 21	79	46	0.00
April 22	73	43	0.00
April 23	75	44	0.00
April 24	71	50	0.00
April 25	62	44	0.02
April 26	68	34	0.00
April 27	81	37	0.00
April 28	88	39	0.00
April 29	91	46	0.00
April 30	86	49	0.00

May 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	86	47	0.00
May 2	86	50	0.00
May 3	92	68	0.00
May 4	93	57	0.00
May 5	95	52	0.00
May 6	85	47	0.00
May 7	82	50	0.00
May 8	90	65	0.00
May 9	90	63	0.00
May 10	92	59	0.00
May 11	95	50	0.00
May 12	95	50	0.00
May 13	88	53	0.00
May 14	83	51	0.00
May 15	73	51	0.00
May 16	78	54	0.00
May 17	78	51	0.00
May 18	88	46	0.00
May 19	78	51	0.00
May 20	72	51	0.00
May 21	76	54	0.00
May 22	79	44	0.00
May 23	79	51	0.00
May 24	88	49	0.00
May 25	83	61	0.00
May 26	89	51	0.00
May 27	88	52	0.00
May 28	87	58	0.00
May 29	88	55	0.00
May 30	101	53	0.00
May 31	104	58	0.00

June 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	102	62	0.00
June 2	95	58	0.00
June 3	99	56	0.00
June 4	96	58	0.00
June 5	94	54	0.00
June 6	93	58	0.00
June 7	81	56	0.00
June 8	75	51	0.00
June 9	75	50	0.00
June 10	78	47	0.00
June 11	83	53	0.00
June 12	92	59	0.00
June 13	90	63	0.00
June 14	86	61	0.00
June 15	90	50	0.00
June 16	99	55	0.00
June 17	108	60	0.00
June 18	109	63	0.00
June 19	102	62	0.00
June 20	102	61	0.00
June 21	92	63	0.00
June 22	87	61	0.00
June 23	89	58	0.00
June 24	90	60	0.00
June 25	97	58	0.00
June 26	104	60	0.00
June 27	100	61	0.00
June 28	104	62	0.00
June 29	99	58	0.00
June 30	91	63	0.00

July 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	89	61	0.00
July 2	94	59	0.00
July 3	96	59	0.00
July 4	95	63	0.00
July 5	96	58	0.00
July 6	98	56	0.00
July 7	96	56	0.00
July 8	103	57	0.00
July 9	112	64	0.00
July 10	115	69	0.00
July 11	105	64	0.00
July 12	95	58	0.00
July 13	87	57	0.00
July 14	89	56	0.00
July 15	87	57	0.00
July 16	91	55	0.00
July 17	98	57	0.00
July 18	101	59	0.00
July 19	98	65	0.00
July 20	96	60	0.00
July 21	98	57	0.00
July 22	96	57	0.00
July 23	100	57	0.00
July 24	101	62	0.00
July 25	102	62	0.00
July 26	85	63	0.00
July 27	97	67	0.00
July 28	106	63	0.00
July 29	105	64	0.00
July 30	107	66	0.00
July 31	98	65	0.00

August 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	98	61	0.00
August 2	96	62	0.00
August 3	101	58	0.00
August 4	103	59	0.00
August 5	88	59	0.00
August 6	98	59	0.00
August 7	94	61	0.00
August 8	92	60	0.00
August 9	97	61	0.00
August 10	102	58	0.00
August 11	106	63	0.00
August 12	101	65	0.00
August 13	99	64	0.00
August 14	105	67	0.00
August 15	101	62	0.00
August 16	107	65	0.00
August 17	92	64	0.00
August 18	89	60	0.00
August 19	89	57	0.00
August 20	87	58	0.00
August 21	77	59	0.00
August 22	85	56	0.00
August 23	85	54	0.00
August 24	88	48	0.00
August 25	90	56	0.00
August 26	97	52	0.00
August 27	101	58	0.00
August 28	101	59	0.00
August 29	106	59	0.00
August 30	102	58	0.00
August 31	92	61	0.00

September 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	79	54	0.00
September 2	81	51	0.00
September 3	91	53	0.00
September 4	95	51	0.00
September 5	100	51	0.00
September 6	103	57	0.00
September 7	107	61	0.00
September 8	107	65	0.00
September 9	103	65	0.00
September 10	92	60	0.05
September 11	93	56	0.00
September 12	96	57	0.00
September 13	97	59	0.00
September 14	99	58	0.00
September 15	90	55	0.00
September 16	81	54	0.00
September 17	84	54	0.00
September 18	78	57	0.00
September 19	83	57	0.00
September 20	92	68	0.00
September 21	94	54	0.00
September 22	98	58	0.00
September 23	99	54	0.00
September 24	97	57	0.00
September 25	91	59	0.00
September 26	85	54	0.00
September 27	82	52	0.00
September 28	82	54	0.00
September 29	87	46	0.00
September 30	90	47	0.00

October 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	89	49	0.00
October 2	92	51	0.00
October 3	89	53	0.00
October 4	92	52	0.00
October 5	81	58	0.00
October 6	80	56	0.00
October 7	73	55	0.00
October 8	71	47	0.00
October 9	77	46	0.00
October 10	81	43	0.00
October 11	70	54	0.00
October 12	72	42	0.00
October 13	73	43	0.00
October 14	80	43	0.00
October 15	81	41	0.00
October 16	83	42	0.00
October 17	72	50	0.00
October 18	66	43	0.00
October 19	68	38	0.00
October 20	64	51	0.03
October 21	68	57	0.02
October 22	66	57	0.01
October 23	66	51	0.02
October 24	61	54	n/a
October 25	66	53	n/a
October 26	66	52	0.00
October 27	73	53	0.00
October 28	76	50	0.00
October 29	74	50	0.00
October 30	67	55	0.00
October 31	67	51	0.00

November 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	61	53	0.00
November 2	69	51	0.00
November 3	72	47	0.00
November 4	71	48	0.00
November 5	68	43	0.00
November 6	66	50	0.00
November 7	64	40	0.00
November 8	62	37	0.20
November 9	59	49	0.07
November 10	67	46	0.00
November 11	73	46	0.00
November 12	66	46	0.00
November 13	65	47	0.00
November 14	59	51	0.00
November 15	56	51	0.00
November 16	70	43	0.00
November 17	64	40	0.00
November 18	58	41	0.00
November 19	60	50	0.00
November 20	70	42	0.00
November 21	68	40	0.00
November 22	66	35	0.00
November 23	65	37	0.00
November 24	68	38	0.00
November 25	63	34	0.00
November 26	68	37	0.00
November 27	66	39	0.00
November 28	69	41	0.00
November 29	70	41	0.00
November 30	68	38	0.00

December 2021 Vacaville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	70	39	0.00
December 2	68	38	0.00
December 3	64	39	0.00
December 4	57	37	0.00
December 5	53	37	0.00
December 6	49	45	0.01
December 7	62	41	0.00
December 8	52	44	0.00
December 9	61	38	0.00
December 10	58	32	0.00
December 11	55	29	0.00
December 12	50	44	n/a
December 13	52	43	1.05
December 14	52	37	0.00
December 15	52	39	0.20
December 16	54	44	n/a
December 17	56	32	0.00
December 18	44	33	0.00
December 19	46	39	0.00
December 20	47	42	0.00
December 21	47	34	0.00
December 22	48	42	n/a
December 23	59	48	n/a
December 24	55	48	0.00
December 25	50	43	n/a
December 26	48	36	n/a
December 27	52	35	n/a
December 28	45	37	0.02
December 29	43	39	0.62
December 30	54	36	0.00
December 31	55	33	0.00