St. Helena Weather in 1946

Historical record of St. Helena, California weather for the year 1946 based on NOAA data.

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1946 St. Helena Weather Extremes
Highest temperature	109 °F	August 2
Lowest temperature	23 °F	October 29
Highest daily low	60 °F	October 9
Lowest daily high	44 °F	February 3
Most daily precipitation	2.4 inches	November 19
Total annual precipitation	16.3 inches	-

What was the hottest temperature in St. Helena in 1946?

The highest temperature recorded in St. Helena, California in 1946 was 109 °F which happened on August 2.

Highest Temperatures: All-Time By Year

Highest Temperatures in St. Helena in 1946

Rank	Temperature	Date
1	109 °F	Aug 2
2	104 °F	Aug 1
3	103 °F	Jun 19
4	101 °F	Aug 3
5	99 °F	Sep 28
5	99 °F	Sep 22
5	99 °F	Jul 17
5	99 °F	Jun 18
9	98 °F	Jul 31
10	97 °F	Sep 27
10	97 °F	Jul 18
10	97 °F	Jul 9
10	97 °F	Jul 2

What was the coldest temperature in St. Helena in 1946?

The lowest temperature recorded in St. Helena, California in 1946 was 23 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in St. Helena in 1946

Rank	Temperature	Date
1	23 °F	October 29
1	23 °F	February 4
3	24 °F	January 31
4	25 °F	December 31
4	25 °F	February 14
4	25 °F	February 13
4	25 °F	February 11
4	25 °F	January 30
9	26 °F	October 28
9	26 °F	January 29
9	26 °F	January 13

January 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	50	44	0.00
January 2	57	47	0.37
January 3	57	37	0.17
January 4	53	45	0.80
January 5	57	45	0.00
January 6	58	34	0.00
January 7	52	33	0.21
January 8	55	30	0.00
January 9	62	30	0.00
January 10	57	31	0.00
January 11	56	31	0.00
January 12	65	40	0.00
January 13	57	26	0.00
January 14	56	27	0.00
January 15	56	27	0.00
January 16	62	28	0.00
January 17	59	27	0.00
January 18	59	29	0.00
January 19	53	37	0.04
January 20	58	32	0.00
January 21	57	32	0.00
January 22	62	37	0.00
January 23	64	37	0.00
January 24	62	40	0.00
January 25	60	39	0.00
January 26	67	43	0.00
January 27	63	28	0.00
January 28	58	27	0.00
January 29	55	26	0.00
January 30	58	25	0.00
January 31	62	24	0.00

February 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	n/a	n/a	n/a
February 2	n/a	n/a	n/a
February 3	44	31	0.05
February 4	51	23	0.00
February 5	52	29	0.00
February 6	51	35	0.43
February 7	56	30	0.00
February 8	61	30	0.00
February 9	60	30	0.00
February 10	55	27	0.02
February 11	56	25	0.00
February 12	54	27	0.00
February 13	60	25	0.00
February 14	61	25	0.00
February 15	50	35	0.24
February 16	57	31	0.00
February 17	58	35	0.00
February 18	61	37	0.00
February 19	52	38	0.37
February 20	60	37	0.00
February 21	61	42	0.53
February 22	63	35	0.00
February 23	70	36	0.00
February 24	61	38	0.26
February 25	62	40	0.00
February 26	64	31	0.00
February 27	60	50	0.29
February 28	66	35	0.00

March 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	72	34	0.00
March 2	65	34	0.00
March 3	62	32	0.00
March 4	69	36	0.00
March 5	70	40	0.00
March 6	70	39	0.00
March 7	77	38	0.00
March 8	79	39	0.00
March 9	78	39	0.00
March 10	66	46	0.00
March 11	64	31	0.00
March 12	56	40	0.00
March 13	57	42	0.35
March 14	62	33	0.00
March 15	62	44	0.00
March 16	67	32	0.00
March 17	60	35	0.00
March 18	56	42	0.00
March 19	51	41	0.70
March 20	59	44	0.02
March 21	55	47	0.00
March 22	60	34	0.00
March 23	61	35	0.00
March 24	65	37	0.03
March 25	74	37	0.00
March 26	77	39	0.00
March 27	71	42	0.00
March 28	55	46	0.27
March 29	53	37	0.90
March 30	58	38	0.32
March 31	57	38	0.18

April 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	60	41	0.33
April 2	61	32	0.00
April 3	64	35	0.00
April 4	70	36	0.00
April 5	64	35	0.00
April 6	63	35	0.00
April 7	61	33	0.00
April 8	62	39	0.09
April 9	65	35	0.00
April 10	75	37	0.00
April 11	80	40	0.00
April 12	77	50	0.00
April 13	76	39	0.00
April 14	70	43	0.00
April 15	74	46	0.00
April 16	78	49	0.00
April 17	74	47	0.00
April 18	64	47	0.00
April 19	68	43	0.00
April 20	76	34	0.00
April 21	79	39	0.00
April 22	88	37	0.00
April 23	94	45	0.00
April 24	93	45	0.00
April 25	80	44	0.00
April 26	78	42	0.00
April 27	85	39	0.00
April 28	75	38	0.00
April 29	70	47	0.00
April 30	80	35	0.00

May 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	85	38	0.00
May 2	70	45	0.00
May 3	75	42	0.00
May 4	82	41	0.00
May 5	90	43	0.00
May 6	94	45	0.00
May 7	86	41	0.00
May 8	83	38	0.00
May 9	79	42	0.00
May 10	74	49	0.00
May 11	78	51	0.00
May 12	74	48	0.00
May 13	74	50	0.00
May 14	71	47	0.00
May 15	72	49	0.00
May 16	78	49	0.00
May 17	81	50	0.00
May 18	76	50	0.00
May 19	78	50	0.00
May 20	78	51	0.00
May 21	68	41	0.02
May 22	59	44	0.08
May 23	67	44	0.00
May 24	71	45	0.00
May 25	64	50	0.02
May 26	70	50	0.31
May 27	78	44	0.00
May 28	80	41	0.00
May 29	84	43	0.00
May 30	86	43	0.00
May 31	85	46	0.00

June 1946 St. Helena Weather

Day	High (°F)	Low (°F)
June 1	83	56
June 2	81	54
June 3	82	50
June 4	82	44
June 5	77	49
June 6	78	43
June 7	77	43
June 8	79	41
June 9	74	41
June 10	78	41
June 11	85	41
June 12	87	49
June 13	81	43
June 14	78	48
June 15	82	40
June 16	85	44
June 17	92	48
June 18	99	51
June 19	103	50
June 20	92	52
June 21	77	54
June 22	80	55
June 23	81	44
June 24	88	45
June 25	88	48
June 26	89	46
June 27	83	47
June 28	78	49
June 29	88	54
June 30	95	49

July 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	91	53	0.00
July 2	97	50	0.00
July 3	93	47	0.00
July 4	91	52	0.00
July 5	89	50	0.00
July 6	81	55	0.00
July 7	86	52	0.00
July 8	91	50	0.00
July 9	97	52	0.00
July 10	95	55	0.00
July 11	90	54	0.00
July 12	95	53	0.00
July 13	83	45	0.00
July 14	79	44	0.00
July 15	87	50	0.00
July 16	92	44	0.00
July 17	99	50	0.00
July 18	97	50	0.00
July 19	90	54	0.00
July 20	93	54	0.00
July 21	93	55	0.00
July 22	95	54	0.00
July 23	89	56	0.00
July 24	88	57	0.00
July 25	75	60	0.15
July 26	93	59	0.00
July 27	88	55	0.00
July 28	85	57	0.00
July 29	94	47	0.00
July 30	86	52	0.00
July 31	98	53	0.00

August 1946 St. Helena Weather

Day	High (°F)	Low (°F)
August 1	104	51
August 2	109	55
August 3	101	55
August 4	82	54
August 5	85	53
August 6	93	51
August 7	91	44
August 8	90	53
August 9	91	54
August 10	95	55
August 11	90	55
August 12	84	54
August 13	87	50
August 14	84	50
August 15	80	53
August 16	88	52
August 17	96	47
August 18	92	54
August 19	90	50
August 20	91	46
August 21	92	46
August 22	91	47
August 23	87	50
August 24	87	49
August 25	87	50
August 26	86	50
August 27	85	51
August 28	75	51
August 29	82	43
August 30	87	43
August 31	83	43

September 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	72	51	0.00
September 2	86	44	0.00
September 3	84	48	0.00
September 4	81	48	0.00
September 5	83	46	0.00
September 6	86	43	0.00
September 7	89	42	0.00
September 8	92	41	0.00
September 9	85	40	0.00
September 10	82	43	0.00
September 11	85	39	0.00
September 12	95	40	0.00
September 13	87	45	0.00
September 14	88	50	0.00
September 15	78	51	0.00
September 16	79	51	0.05
September 17	84	46	0.00
September 18	89	58	0.00
September 19	95	45	0.00
September 20	96	49	0.00
September 21	96	46	0.00
September 22	99	55	0.00
September 23	96	59	0.00
September 24	91	46	0.00
September 25	83	48	0.00
September 26	83	48	0.00
September 27	97	44	0.00
September 28	99	44	0.00
September 29	95	46	0.00
September 30	87	44	0.00

October 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	71	50	0.00
October 2	75	37	0.07
October 3	72	47	0.10
October 4	80	45	0.00
October 5	73	41	0.00
October 6	82	50	0.00
October 7	80	37	0.00
October 8	80	48	0.00
October 9	90	60	0.00
October 10	92	47	0.00
October 11	90	48	0.00
October 12	91	41	0.00
October 13	89	39	0.00
October 14	72	41	0.00
October 15	64	45	0.00
October 16	70	40	0.01
October 17	64	40	0.04
October 18	71	34	0.00
October 19	75	34	0.00
October 20	75	35	0.00
October 21	75	52	0.00
October 22	66	57	0.00
October 23	77	42	0.00
October 24	88	54	0.00
October 25	90	45	0.00
October 26	75	44	0.00
October 27	64	34	0.00
October 28	66	26	0.00
October 29	65	23	0.00
October 30	68	27	0.00
October 31	69	30	0.00

November 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	69	34	0.00
November 2	68	42	0.00
November 3	72	51	0.00
November 4	70	29	0.00
November 5	73	27	0.00
November 6	65	42	0.00
November 7	69	34	0.00
November 8	64	48	0.00
November 9	72	47	0.00
November 10	63	34	0.00
November 11	62	37	0.00
November 12	62	35	0.01
November 13	56	35	0.05
November 14	59	45	0.03
November 15	48	30	0.00
November 16	55	41	0.02
November 17	65	37	0.00
November 18	55	41	0.42
November 19	59	50	2.44
November 20	54	37	0.36
November 21	58	40	0.00
November 22	60	51	1.54
November 23	60	41	0.33
November 24	60	32	0.00
November 25	60	35	0.00
November 26	60	36	0.00
November 27	63	36	0.00
November 28	68	39	0.00
November 29	68	39	0.00
November 30	63	38	0.00

December 1946 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	54	42	0.04
December 2	61	48	0.00
December 3	53	40	0.60
December 4	59	50	0.95
December 5	55	50	0.93
December 6	55	45	0.30
December 7	47	32	0.08
December 8	56	45	0.08
December 9	57	39	0.00
December 10	63	34	0.00
December 11	61	34	0.00
December 12	51	37	0.00
December 13	50	38	0.00
December 14	48	43	0.00
December 15	48	41	0.00
December 16	56	37	0.00
December 17	61	32	0.00
December 18	65	33	0.00
December 19	56	30	0.00
December 20	54	32	0.00
December 21	49	34	0.00
December 22	66	40	0.00
December 23	65	46	0.00
December 24	53	43	0.14
December 25	59	45	0.06
December 26	58	38	0.00
December 27	55	41	0.02
December 28	54	28	0.00
December 29	46	30	0.07
December 30	59	32	0.00
December 31	55	25	0.00

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Weather Station Details

Years	Station	Coordinates
1907–2023	Saint Helena	location