St. Helena Weather in 1943

Historical record of St. Helena, California weather for the year 1943 based on NOAA data.

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1943 St. Helena Weather Extremes
Highest temperature	107 °F	September 22
Lowest temperature	21 °F	January 19
Highest daily low	76 °F	May 22
Lowest daily high	47 °F	December 28
Most daily precipitation	4.4 inches	January 21
Total annual precipitation	24.5 inches	-

What was the hottest temperature in St. Helena in 1943?

The highest temperature recorded in St. Helena, California in 1943 was 107 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in St. Helena in 1943

Rank	Temperature	Date
1	107 °F	Sep 22
1	107 °F	Sep 21
3	105 °F	Sep 20
3	105 °F	Jul 27
5	104 °F	Jul 26
5	104 °F	Jun 16
7	103 °F	Aug 31
7	103 °F	Jul 28
9	101 °F	Sep 23
9	101 °F	Jul 10
9	101 °F	Jun 17
9	101 °F	May 23

What was the coldest temperature in St. Helena in 1943?

The lowest temperature recorded in St. Helena, California in 1943 was 21 °F which happened on Jan 19.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in St. Helena in 1943

Rank	Temperature	Date
1	21 °F	January 19
2	25 °F	December 15
2	25 °F	February 9
2	25 °F	January 17
5	27 °F	December 14
5	27 °F	December 13
5	27 °F	December 12
5	27 °F	February 10
5	27 °F	January 13
5	27 °F	January 11
5	27 °F	January 10

January 1943 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	55	50	0.04
January 2	56	31	0.00
January 3	62	28	0.00
January 4	61	33	0.00
January 5	62	30	0.00
January 6	69	43	0.00
January 7	73	41	0.00
January 8	73	46	0.00
January 9	61	28	0.00
January 10	60	27	0.00
January 11	61	27	0.00
January 12	64	28	0.00
January 13	62	27	0.00
January 14	65	30	0.00
January 15	64	31	0.00
January 16	62	28	0.00
January 17	52	25	0.00
January 18	54	32	0.00
January 19	48	21	0.00
January 20	58	37	2.96
January 21	61	49	4.41
January 22	59	50	0.89
January 23	58	49	0.84
January 24	56	34	0.01
January 25	52	42	0.28
January 26	55	48	0.10
January 27	59	35	0.43
January 28	60	47	0.45
January 29	54	47	1.29
January 30	56	39	0.22
January 31	69	40	0.00

February 1943 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	60	30	0.00
February 2	61	32	0.00
February 3	60	38	0.00
February 4	57	41	0.09
February 5	61	38	0.00
February 6	64	34	0.00
February 7	57	44	0.63
February 8	50	33	0.07
February 9	52	25	0.00
February 10	59	27	0.00
February 11	71	29	0.00
February 12	77	33	0.00
February 13	78	37	0.00
February 14	79	33	0.00
February 15	76	35	0.00
February 16	70	36	0.11
February 17	66	44	0.01
February 18	69	45	0.00
February 19	78	40	0.00
February 20	74	43	0.00
February 21	63	50	0.03
February 22	57	46	0.48
February 23	60	42	0.08
February 24	60	45	0.04
February 25	53	35	0.12
February 26	51	44	0.52
February 27	62	31	0.00
February 28	69	33	0.00

March 1943 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	69	34	0.00
March 2	68	35	0.00
March 3	61	45	0.18
March 4	65	50	0.24
March 5	63	52	0.04
March 6	60	52	0.07
March 7	65	50	0.02
March 8	61	55	0.46
March 9	65	56	0.51
March 10	65	51	0.57
March 11	68	43	0.00
March 12	62	44	0.00
March 13	59	51	0.00
March 14	60	49	0.18
March 15	61	31	0.00
March 16	62	34	0.00
March 17	56	44	0.53
March 18	65	32	0.00
March 19	66	30	0.00
March 20	67	32	0.00
March 21	62	43	0.00
March 22	68	35	0.00
March 23	70	36	0.00
March 24	70	43	0.00
March 25	75	40	0.00
March 26	67	44	0.00
March 27	73	39	0.00
March 28	71	43	0.00
March 29	59	48	0.54
March 30	64	33	0.00
March 31	70	37	0.00

April 1943 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	75	40	0.00
April 2	74	40	0.00
April 3	76	42	0.00
April 4	69	39	0.00
April 5	65	50	0.49
April 6	76	39	0.05
April 7	73	49	0.00
April 8	63	43	0.00
April 9	75	38	0.00
April 10	71	48	0.00
April 11	77	36	0.00
April 12	77	39	0.00
April 13	75	42	0.00
April 14	71	50	0.00
April 15	62	50	0.00
April 16	72	48	0.00
April 17	76	44	0.00
April 18	76	46	0.00
April 19	70	46	0.00
April 20	70	46	0.00
April 21	74	54	0.00
April 22	81	41	0.00
April 23	71	51	0.00
April 24	70	43	0.00
April 25	71	41	0.00
April 26	67	35	0.00
April 27	59	46	1.19
April 28	64	49	0.81
April 29	72	42	0.00
April 30	75	53	0.00

May 1943 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	80	45	0.00
May 2	83	43	0.00
May 3	79	52	0.00
May 4	76	47	0.00
May 5	82	45	0.00
May 6	84	48	0.00
May 7	88	49	0.00
May 8	83	59	0.00
May 9	87	46	0.00
May 10	85	40	0.00
May 11	80	40	0.00
May 12	80	40	0.00
May 13	77	36	0.00
May 14	71	42	0.00
May 15	69	39	0.00
May 16	75	37	0.00
May 17	79	38	0.00
May 18	88	41	0.00
May 19	83	39	0.00
May 20	85	41	0.00
May 21	95	41	0.00
May 22	96	76	0.00
May 23	101	67	0.00
May 24	96	52	0.00
May 25	87	48	0.00
May 26	80	52	0.00
May 27	74	50	0.00
May 28	78	49	0.00
May 29	81	47	0.00
May 30	76	56	0.00
May 31	65	56	0.02

June 1943 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	68	52	0.05
June 2	78	43	0.00
June 3	76	45	0.00
June 4	80	46	0.00
June 5	81	52	0.00
June 6	86	43	0.00
June 7	86	43	0.00
June 8	78	50	0.00
June 9	76	51	0.00
June 10	73	51	0.00
June 11	72	56	0.00
June 12	71	42	0.00
June 13	77	47	0.00
June 14	83	46	0.00
June 15	95	45	0.00
June 16	104	50	0.00
June 17	101	54	0.00
June 18	87	50	0.00
June 19	77	47	0.00
June 20	79	43	0.00
June 21	74	53	0.00
June 22	79	42	0.00
June 23	81	45	0.00
June 24	76	42	0.00
June 25	82	40	0.00
June 26	85	40	0.00
June 27	96	47	0.00
June 28	86	48	0.00
June 29	81	53	0.00
June 30	82	53	0.00

July 1943 St. Helena Weather

Day	High (°F)	Low (°F)
July 1	78	50
July 2	83	54
July 3	84	53
July 4	92	46
July 5	87	47
July 6	89	53
July 7	91	52
July 8	90	45
July 9	99	51
July 10	101	51
July 11	98	54
July 12	86	49
July 13	84	51
July 14	77	56
July 15	78	53
July 16	85	49
July 17	85	53
July 18	85	51
July 19	83	55
July 20	74	56
July 21	84	48
July 22	92	50
July 23	87	49
July 24	91	53
July 25	95	47
July 26	104	49
July 27	105	49
July 28	103	54
July 29	95	56
July 30	90	48
July 31	92	48

August 1943 St. Helena Weather

Day	High (°F)	Low (°F)
August 1	92	45
August 2	96	50
August 3	87	49
August 4	86	47
August 5	85	53
August 6	85	45
August 7	88	42
August 8	95	51
August 9	94	52
August 10	87	46
August 11	91	55
August 12	94	54
August 13	89	54
August 14	84	52
August 15	85	54
August 16	86	53
August 17	86	54
August 18	85	49
August 19	89	46
August 20	83	43
August 21	85	45
August 22	85	45
August 23	83	46
August 24	85	48
August 25	92	48
August 26	92	52
August 27	97	48
August 28	92	47
August 29	92	48
August 30	95	59
August 31	103	49

September 1943 St. Helena Weather

Day	High (°F)	Low (°F)
September 1	93	47
September 2	85	50
September 3	90	50
September 4	91	47
September 5	96	47
September 6	89	51
September 7	82	53
September 8	80	55
September 9	83	55
September 10	84	46
September 11	88	41
September 12	96	46
September 13	87	47
September 14	82	43
September 15	83	44
September 16	85	41
September 17	88	42
September 18	95	41
September 19	100	44
September 20	105	50
September 21	107	52
September 22	107	53
September 23	101	53
September 24	79	58
September 25	72	60
September 26	83	48
September 27	84	47
September 28	84	44
September 29	92	44
September 30	96	47

October 1943 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	80	51	0.00
October 2	82	41	0.00
October 3	92	41	0.00
October 4	96	47	0.00
October 5	96	46	0.00
October 6	86	52	0.00
October 7	73	55	0.00
October 8	79	52	0.00
October 9	85	43	0.00
October 10	77	46	0.00
October 11	80	45	0.00
October 12	86	39	0.00
October 13	90	42	0.00
October 14	93	45	0.00
October 15	85	40	0.00
October 16	79	39	0.00
October 17	72	49	0.00
October 18	69	45	0.00
October 19	62	41	0.03
October 20	59	51	0.01
October 21	67	43	0.03
October 22	69	35	0.00
October 23	69	37	0.00
October 24	70	43	0.00
October 25	73	41	0.00
October 26	67	39	0.21
October 27	67	50	0.17
October 28	72	43	0.27
October 29	69	39	0.00
October 30	70	38	0.00
October 31	71	33	0.00

November 1943 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	71	32	0.00
November 2	74	33	0.00
November 3	76	38	0.00
November 4	75	45	0.00
November 5	80	44	0.00
November 6	79	38	0.00
November 7	76	42	0.00
November 8	78	43	0.00
November 9	79	36	0.00
November 10	79	36	0.00
November 11	78	35	0.00
November 12	79	34	0.00
November 13	75	32	0.00
November 14	74	32	0.00
November 15	77	32	0.00
November 16	62	43	0.00
November 17	67	50	0.07
November 18	59	39	0.22
November 19	62	55	0.61
November 20	57	49	0.24
November 21	61	33	0.00
November 22	63	33	0.00
November 23	61	38	0.00
November 24	65	36	0.00
November 25	65	36	0.00
November 26	67	36	0.00
November 27	71	40	0.00
November 28	70	36	0.00
November 29	62	36	0.00
November 30	60	38	0.13

December 1943 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	62	33	0.00
December 2	66	34	0.00
December 3	66	34	0.00
December 4	61	30	0.00
December 5	57	45	0.14
December 6	67	37	0.00
December 7	70	38	0.00
December 8	76	43	0.00
December 9	66	48	0.00
December 10	68	50	0.00
December 11	69	31	0.00
December 12	61	27	0.00
December 13	62	27	0.00
December 14	60	27	0.00
December 15	64	25	0.00
December 16	61	35	0.00
December 17	57	36	0.00
December 18	62	46	0.01
December 19	55	48	0.44
December 20	56	42	0.60
December 21	60	35	0.00
December 22	56	44	0.00
December 23	59	39	0.00
December 24	53	37	0.13
December 25	58	36	0.03
December 26	63	33	0.00
December 27	53	36	0.00
December 28	47	42	0.44
December 29	51	44	0.00
December 30	50	43	0.71
December 31	49	31	0.00

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Weather Station Details

Years	Station	Coordinates
1907–2023	Saint Helena	location