St. Helena Weather in 1975

Historical record of St. Helena, California weather for the year 1975 based on NOAA data.

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1975 St. Helena Weather Extremes
Highest temperature	110 °F	July 25
Lowest temperature	21 °F	January 30
Highest daily low	64 °F	June 4
Lowest daily high	46 °F	January 5
Most daily precipitation	2.7 inches	March 21
Most daily snow	none	-
Total annual precipitation	33.0 inches	-
Total annual snow	none	-

What was the hottest temperature in St. Helena in 1975?

The highest temperature recorded in St. Helena, California in 1975 was 110 °F which happened on July 25.

Highest Temperatures: All-Time By Year

Highest Temperatures in St. Helena in 1975

Rank	Temperature	Date
1	110 °F	Jul 25
2	106 °F	Jul 26
3	104 °F	Aug 2
3	104 °F	Jul 24
5	102 °F	Sep 4
6	101 °F	Aug 3
6	101 °F	Aug 1
8	100 °F	Sep 5
8	100 °F	Aug 8
10	99 °F	Sep 24
10	99 °F	Jul 23
10	99 °F	Jul 22
10	99 °F	Jun 9
10	99 °F	Jun 4

What was the coldest temperature in St. Helena in 1975?

The lowest temperature recorded in St. Helena, California in 1975 was 21 °F which happened on Jan 30.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in St. Helena in 1975

Rank	Temperature	Date
1	21 °F	January 30
2	23 °F	January 28
3	26 °F	December 15
3	26 °F	November 29
3	26 °F	January 3
6	27 °F	December 20
6	27 °F	December 19
6	27 °F	January 31
6	27 °F	January 29
10	28 °F	December 16
10	28 °F	January 2

January 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	58	30	0.00
January 2	64	28	0.00
January 3	55	26	0.00
January 4	58	37	0.01
January 5	46	31	0.07
January 6	61	44	0.70
January 7	56	43	0.09
January 8	55	47	0.31
January 9	50	33	0.00
January 10	55	40	0.09
January 11	62	37	0.00
January 12	61	32	0.00
January 13	64	32	0.00
January 14	65	30	0.00
January 15	58	31	0.00
January 16	66	30	0.00
January 17	57	31	0.00
January 18	55	37	0.00
January 19	56	34	0.00
January 20	55	35	0.00
January 21	62	32	0.00
January 22	59	34	0.00
January 23	65	33	0.00
January 24	69	34	0.00
January 25	65	36	0.00
January 26	56	40	0.07
January 27	52	30	0.00
January 28	50	23	0.00
January 29	50	27	0.00
January 30	54	21	0.00
January 31	47	27	1.24

February 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	53	42	1.18
February 2	52	44	0.62
February 3	53	34	0.22
February 4	52	36	0.79
February 5	48	39	0.24
February 6	51	44	0.29
February 7	53	49	0.96
February 8	58	52	0.79
February 9	57	49	1.27
February 10	54	43	0.58
February 11	54	40	0.03
February 12	52	43	2.68
February 13	62	51	1.70
February 14	58	35	0.00
February 15	60	36	0.00
February 16	55	37	0.00
February 17	56	32	0.00
February 18	60	32	0.00
February 19	57	49	0.51
February 20	59	36	0.00
February 21	58	36	0.00
February 22	64	35	0.00
February 23	70	31	0.00
February 24	67	34	0.00
February 25	70	35	0.00
February 26	66	38	0.00
February 27	75	42	0.00
February 28	74	45	0.00

March 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	66	45	0.21
March 2	63	50	0.36
March 3	74	37	0.00
March 4	69	39	0.00
March 5	55	47	0.13
March 6	60	47	0.13
March 7	59	48	1.42
March 8	58	50	0.89
March 9	60	42	0.00
March 10	57	42	0.44
March 11	69	39	0.02
March 12	65	34	0.00
March 13	54	40	0.17
March 14	53	41	0.38
March 15	64	35	0.08
March 16	56	33	0.57
March 17	52	38	0.34
March 18	58	49	0.36
March 19	60	51	0.26
March 20	59	34	0.00
March 21	51	37	2.69
March 22	57	38	0.52
March 23	57	41	0.00
March 24	56	47	0.41
March 25	64	46	0.84
March 26	61	36	0.00
March 27	58	36	0.00
March 28	58	39	0.00
March 29	78	42	0.00
March 30	71	37	0.00
March 31	69	38	0.00

April 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	66	34	0.00
April 2	63	32	0.00
April 3	55	45	0.05
April 4	54	37	0.47
April 5	48	39	0.19
April 6	56	39	0.17
April 7	53	37	0.01
April 8	54	43	0.24
April 9	67	32	0.00
April 10	64	38	0.00
April 11	71	37	0.00
April 12	77	40	0.00
April 13	62	44	0.00
April 14	59	43	0.00
April 15	57	30	0.00
April 16	55	32	0.06
April 17	67	31	0.00
April 18	63	34	0.00
April 19	71	41	0.00
April 20	76	38	0.00
April 21	74	43	0.00
April 22	64	38	0.00
April 23	58	45	0.04
April 24	58	51	0.77
April 25	58	35	0.00
April 26	66	35	0.00
April 27	71	39	0.00
April 28	77	40	0.00
April 29	78	38	0.00
April 30	75	45	0.00

May 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	71	47	0.00
May 2	72	46	0.00
May 3	65	50	0.05
May 4	61	35	0.00
May 5	69	35	0.00
May 6	73	38	0.00
May 7	74	38	0.00
May 8	73	47	0.00
May 9	74	46	0.00
May 10	69	47	0.00
May 11	82	46	0.00
May 12	93	46	0.00
May 13	88	48	0.00
May 14	72	49	0.00
May 15	74	46	0.00
May 16	83	44	0.00
May 17	90	46	0.00
May 18	81	49	0.00
May 19	81	53	0.00
May 20	71	47	0.00
May 21	83	42	0.00
May 22	81	45	0.00
May 23	84	49	0.00
May 24	87	51	0.00
May 25	92	52	0.00
May 26	90	50	0.00
May 27	94	49	0.00
May 28	94	63	0.00
May 29	97	61	0.00
May 30	96	53	0.00
May 31	87	50	0.00

June 1975 St. Helena Weather

Day	High (°F)	Low (°F)
June 1	79	52
June 2	76	53
June 3	93	49
June 4	99	64
June 5	84	54
June 6	81	53
June 7	81	50
June 8	98	47
June 9	99	50
June 10	90	51
June 11	77	53
June 12	90	51
June 13	94	53
June 14	85	54
June 15	74	55
June 16	75	54
June 17	79	45
June 18	79	44
June 19	72	46
June 20	82	51
June 21	77	48
June 22	82	47
June 23	72	47
June 24	72	48
June 25	81	42
June 26	86	45
June 27	88	51
June 28	91	53
June 29	84	49
June 30	81	42

July 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	78	44	0.00
July 2	78	42	0.00
July 3	74	44	0.00
July 4	68	49	0.00
July 5	87	45	0.00
July 6	88	49	0.00
July 7	89	48	0.00
July 8	87	48	0.00
July 9	85	48	0.00
July 10	88	54	0.00
July 11	83	52	0.00
July 12	84	51	0.00
July 13	83	53	0.00
July 14	79	55	0.00
July 15	74	57	0.21
July 16	81	57	0.00
July 17	79	56	0.00
July 18	79	55	0.00
July 19	85	56	0.00
July 20	85	51	0.00
July 21	89	55	0.00
July 22	99	52	0.00
July 23	99	53	0.00
July 24	104	54	0.00
July 25	110	57	0.00
July 26	106	54	0.00
July 27	98	56	0.00
July 28	79	56	0.00
July 29	84	52	0.00
July 30	84	48	0.00
July 31	95	50	0.00

August 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	101	61	0.00
August 2	104	52	0.00
August 3	101	53	0.00
August 4	89	54	0.00
August 5	84	56	0.00
August 6	84	55	0.00
August 7	98	46	0.00
August 8	100	52	0.00
August 9	93	57	0.00
August 10	91	55	0.00
August 11	82	55	0.00
August 12	80	53	0.00
August 13	80	55	0.00
August 14	79	51	0.00
August 15	79	53	0.00
August 16	79	52	0.00
August 17	77	52	0.00
August 18	75	59	0.04
August 19	79	56	0.00
August 20	87	50	0.00
August 21	83	53	0.00
August 22	93	50	0.00
August 23	92	49	0.00
August 24	94	57	0.00
August 25	87	58	0.00
August 26	79	53	0.00
August 27	72	57	0.00
August 28	81	51	0.00
August 29	88	45	0.00
August 30	86	47	0.00
August 31	86	47	0.00

September 1975 St. Helena Weather

Day	High (°F)	Low (°F)
September 1	86	44
September 2	93	47
September 3	95	48
September 4	102	50
September 5	100	52
September 6	89	50
September 7	87	50
September 8	70	52
September 9	83	58
September 10	72	54
September 11	81	50
September 12	80	50
September 13	81	54
September 14	81	53
September 15	84	53
September 16	86	46
September 17	84	48
September 18	83	51
September 19	80	47
September 20	84	46
September 21	82	53
September 22	83	50
September 23	94	49
September 24	99	53
September 25	95	50
September 26	88	45
September 27	80	46
September 28	78	41
September 29	82	50
September 30	80	50

October 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	77	50	0.00
October 2	80	49	0.00
October 3	82	45	0.00
October 4	88	46	0.00
October 5	85	46	0.00
October 6	72	57	0.02
October 7	70	40	0.00
October 8	70	40	0.00
October 9	60	47	0.93
October 10	67	54	0.64
October 11	60	48	0.47
October 12	65	46	0.01
October 13	71	47	0.00
October 14	76	45	0.00
October 15	78	45	0.00
October 16	79	47	0.00
October 17	74	46	0.00
October 18	79	44	0.00
October 19	83	45	0.00
October 20	84	48	0.00
October 21	75	52	0.00
October 22	66	42	0.00
October 23	64	41	0.00
October 24	70	44	0.00
October 25	58	39	0.08
October 26	64	53	0.89
October 27	61	38	0.00
October 28	65	36	0.00
October 29	66	34	0.04
October 30	65	51	1.12
October 31	75	44	0.00

November 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	69	37	0.00
November 2	75	40	0.00
November 3	78	42	0.00
November 4	73	42	0.00
November 5	62	46	0.00
November 6	64	37	0.00
November 7	64	48	0.20
November 8	60	41	0.00
November 9	59	32	0.00
November 10	58	39	0.19
November 11	64	32	0.00
November 12	69	31	0.00
November 13	69	33	0.00
November 14	63	39	0.00
November 15	56	46	0.44
November 16	58	46	0.08
November 17	58	30	0.00
November 18	55	42	0.00
November 19	57	37	0.00
November 20	52	39	0.07
November 21	62	30	0.00
November 22	61	31	0.00
November 23	67	32	0.00
November 24	65	33	0.00
November 25	73	39	0.00
November 26	66	40	0.00
November 27	57	39	0.00
November 28	57	30	0.00
November 29	54	26	0.00
November 30	54	34	0.00

December 1975 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	65	40	0.00
December 2	66	40	0.00
December 3	66	36	0.00
December 4	52	38	0.02
December 5	56	50	0.21
December 6	66	35	0.00
December 7	67	35	0.00
December 8	65	34	0.00
December 9	58	32	0.00
December 10	52	38	0.00
December 11	48	42	0.00
December 12	59	40	0.23
December 13	55	32	0.00
December 14	60	33	0.00
December 15	62	26	0.00
December 16	60	28	0.00
December 17	66	29	0.00
December 18	62	29	0.00
December 19	66	27	0.00
December 20	60	27	0.00
December 21	54	30	0.14
December 22	60	45	0.21
December 23	62	33	0.00
December 24	62	33	0.00
December 25	61	34	0.00
December 26	54	40	0.00
December 27	66	42	0.00
December 28	77	37	0.00
December 29	70	40	0.00
December 30	55	37	0.00
December 31	52	36	0.00

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Weather Station Details

Years	Station	Coordinates
1907–2023	Saint Helena	location