St. Helena Weather in 2019

Historical record of St. Helena, California weather for the year 2019 based on NOAA data.

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2019 St. Helena Weather Extremes
Highest temperature	103 °F	August 16
Lowest temperature	13 °F	November 27
Highest daily low	67 °F	October 24
Lowest daily high	48 °F	November 30
Most daily precipitation	3.3 inches	February 26
Total annual precipitation	24.0 inches	-

What was the hottest temperature in St. Helena in 2019?

The highest temperature recorded in St. Helena, California in 2019 was 103 °F which happened on August 16.

Highest Temperatures: All-Time By Year

Highest Temperatures in St. Helena in 2019

Rank	Temperature	Date
1	103 °F	Aug 16
2	102 °F	Aug 15
3	101 °F	Aug 14
3	101 °F	Jun 11
5	100 °F	Jun 12
6	99 °F	Sep 25
6	99 °F	Sep 24
8	98 °F	Sep 26
8	98 °F	Aug 27
8	98 °F	Aug 19
8	98 °F	Aug 18
8	98 °F	Aug 17
8	98 °F	Jul 28
8	98 °F	Jul 27

What was the coldest temperature in St. Helena in 2019?

The lowest temperature recorded in St. Helena, California in 2019 was 13 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in St. Helena in 2019

Rank	Temperature	Date
1	13 °F	November 27
1	13 °F	November 26
3	22 °F	October 16
3	22 °F	October 15
3	22 °F	October 14
3	22 °F	October 13
3	22 °F	October 12
3	22 °F	October 2
9	28 °F	November 29
10	30 °F	November 22

January 2019 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	61	35	0.00
January 2	61	34	0.00
January 3	60	31	0.00
January 4	61	38	0.00
January 5	50	44	0.10
January 6	55	43	0.07
January 7	55	43	0.07
January 8	55	49	0.04
January 9	58	42	0.03
January 10	62	45	0.03
January 11	56	44	0.00
January 12	63	44	0.02
January 13	63	40	0.08
January 14	55	42	0.01
January 15	50	48	0.02
January 16	52	46	0.08
January 17	57	48	0.01
January 18	60	46	0.02
January 19	56	45	0.00
January 20	60	43	0.01
January 21	60	40	0.02
January 22	68	42	0.00
January 23	65	44	0.01
January 24	69	38	0.01
January 25	73	46	0.01
January 26	63	48	0.01
January 27	72	44	0.01
January 28	67	48	0.01
January 29	66	49	0.01
January 30	66	50	0.38
January 31	70	54	0.10

February 2019 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	58	50	0.33
February 2	56	49	0.86
February 3	58	48	0.44
February 4	49	38	0.55
February 5	54	36	0.00
February 6	57	38	0.00
February 7	55	32	0.00
February 8	58	42	0.23
February 9	51	42	0.62
February 10	52	34	0.01
February 11	48	31	0.02
February 12	48	36	0.41
February 13	56	43	2.55
February 14	60	47	1.89
February 15	50	40	0.51
February 16	53	39	0.10
February 17	54	36	0.06
February 18	56	37	0.00
February 19	60	35	0.00
February 20	59	43	0.00
February 21	56	33	0.00
February 22	59	33	0.00
February 23	57	32	0.00
February 24	55	42	0.00
February 25	54	51	2.78
February 26	61	49	3.32
February 27	61	49	0.52
February 28	60	42	0.00

March 2019 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	58	43	0.00
March 2	57	49	0.86
March 3	60	49	0.00
March 4	54	48	0.53
March 5	57	48	0.65
March 6	57	50	0.65
March 7	56	42	0.00
March 8	57	38	0.00
March 9	52	42	0.29
March 10	55	42	0.07
March 11	70	37	0.01
March 12	68	37	0.00
March 13	64	38	0.00
March 14	73	42	0.00
March 15	74	38	0.00
March 16	77	40	0.00
March 17	79	44	0.00
March 18	74	48	0.00
March 19	61	47	0.69
March 20	77	48	0.00
March 21	53	43	1.09
March 22	64	44	0.06
March 23	65	40	0.01
March 24	64	49	0.00
March 25	75	50	0.00
March 26	63	50	0.00
March 27	56	47	0.76
March 28	66	45	0.00
March 29	66	45	0.00
March 30	72	42	0.01
March 31	79	44	0.00

April 2019 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	69	50	0.04
April 2	64	51	0.02
April 3	71	51	0.01
April 4	61	53	0.01
April 5	60	53	0.56
April 6	68	54	0.00
April 7	72	56	0.00
April 8	74	53	0.00
April 9	73	44	0.00
April 10	66	51	0.00
April 11	77	57	0.00
April 12	78	45	0.00
April 13	78	47	0.00
April 14	74	47	0.00
April 15	60	47	0.07
April 16	72	49	0.04
April 17	79	44	0.00
April 18	79	49	0.00
April 19	84	53	0.00
April 20	74	53	0.00
April 21	79	47	0.00
April 22	88	52	0.00
April 23	94	63	0.00
April 24	90	59	0.00
April 25	87	55	0.00
April 26	87	51	0.00
April 27	77	54	0.00
April 28	76	52	0.00
April 29	72	50	0.00
April 30	73	50	0.00

May 2019 St. Helena Weather

Day	High (°F)	Low (°F)
May 1	77	43
May 2	79	43
May 3	80	43
May 4	80	43
May 5	n/a	n/a
May 6	n/a	n/a
May 7	n/a	n/a
May 8	75	51
May 9	74	53
May 10	84	51
May 11	n/a	n/a
May 12	n/a	n/a
May 13	n/a	n/a
May 14	85	48
May 15	n/a	n/a
May 16	61	50
May 17	n/a	n/a
May 18	n/a	n/a
May 19	n/a	n/a
May 20	n/a	n/a
May 21	n/a	n/a
May 22	n/a	n/a
May 23	n/a	n/a
May 24	n/a	n/a
May 25	n/a	n/a
May 26	n/a	n/a
May 27	n/a	n/a
May 28	n/a	n/a
May 29	n/a	n/a
May 30	n/a	n/a
May 31	82	44

June 2019 St. Helena Weather

Day	High (°F)	Low (°F)
June 1	83	44
June 2	83	44
June 3	86	44
June 4	n/a	n/a
June 5	n/a	n/a
June 6	93	54
June 7	n/a	n/a
June 8	n/a	n/a
June 9	n/a	n/a
June 10	n/a	n/a
June 11	101	51
June 12	100	66
June 13	88	58
June 14	82	55
June 15	n/a	n/a
June 16	n/a	n/a
June 17	n/a	n/a
June 18	90	54
June 19	89	53
June 20	86	55
June 21	83	51
June 22	n/a	n/a
June 23	n/a	n/a
June 24	85	54
June 25	87	57
June 26	87	54
June 27	87	53
June 28	82	54
June 29	85	50
June 30	85	54

July 2019 St. Helena Weather

Day	High (°F)	Low (°F)
July 1	85	38
July 2	n/a	n/a
July 3	83	38
July 4	85	38
July 5	85	57
July 6	n/a	n/a
July 7	83	55
July 8	83	54
July 9	82	51
July 10	87	51
July 11	90	57
July 12	90	58
July 13	n/a	n/a
July 14	86	55
July 15	93	55
July 16	93	55
July 17	93	55
July 18	91	59
July 19	80	51
July 20	81	56
July 21	86	55
July 22	92	55
July 23	92	55
July 24	97	55
July 25	97	58
July 26	97	58
July 27	98	56
July 28	98	59
July 29	93	52
July 30	93	55
July 31	93	55

August 2019 St. Helena Weather

Day	High (°F)	Low (°F)
August 1	93	55
August 2	88	55
August 3	91	58
August 4	93	58
August 5	93	58
August 6	93	58
August 7	93	58
August 8	84	52
August 9	83	58
August 10	81	60
August 11	89	55
August 12	93	55
August 13	96	55
August 14	101	55
August 15	102	63
August 16	103	62
August 17	98	60
August 18	98	57
August 19	98	57
August 20	82	55
August 21	95	59
August 22	n/a	n/a
August 23	95	59
August 24	86	55
August 25	n/a	n/a
August 26	n/a	n/a
August 27	98	59
August 28	90	58
August 29	83	61
August 30	n/a	n/a
August 31	93	55

September 2019 St. Helena Weather

Day	High (°F)	Low (°F)
September 1	95	57
September 2	95	57
September 3	90	55
September 4	90	55
September 5	n/a	n/a
September 6	90	55
September 7	90	55
September 8	83	58
September 9	84	57
September 10	84	51
September 11	86	51
September 12	94	51
September 13	97	57
September 14	97	57
September 15	97	52
September 16	97	52
September 17	79	52
September 18	79	52
September 19	79	51
September 20	84	52
September 21	88	54
September 22	n/a	n/a
September 23	88	48
September 24	99	48
September 25	99	48
September 26	98	62
September 27	n/a	n/a
September 28	71	50
September 29	71	35
September 30	71	35

October 2019 St. Helena Weather

Day	High (°F)	Low (°F)
October 1	72	35
October 2	77	22
October 3	76	42
October 4	n/a	n/a
October 5	81	44
October 6	84	43
October 7	89	50
October 8	89	41
October 9	76	50
October 10	77	59
October 11	n/a	n/a
October 12	80	22
October 13	80	22
October 14	80	22
October 15	80	22
October 16	80	22
October 17	71	53
October 18	71	49
October 19	70	46
October 20	77	48
October 21	87	48
October 22	90	48
October 23	90	48
October 24	89	67
October 25	87	46
October 26	85	47
October 27	85	47
October 28	71	44
October 29	71	37
October 30	71	37
October 31	74	37

November 2019 St. Helena Weather

Day	High (°F)	Low (°F)
November 1	n/a	n/a
November 2	78	36
November 3	79	40
November 4	79	40
November 5	79	40
November 6	79	40
November 7	72	40
November 8	70	42
November 9	73	39
November 10	n/a	n/a
November 11	77	39
November 12	78	39
November 13	78	39
November 14	61	50
November 15	n/a	n/a
November 16	71	n/a
November 17	78	43
November 18	78	42
November 19	78	33
November 20	67	n/a
November 21	68	64
November 22	68	30
November 23	72	n/a
November 24	72	n/a
November 25	n/a	n/a
November 26	72	13
November 27	72	13
November 28	48	31
November 29	53	28
November 30	48	33

December 2019 St. Helena Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	51	43	1.10
December 2	54	50	0.00
December 3	64	47	0.00
December 4	64	47	0.00
December 5	64	47	0.00
December 6	63	53	0.10
December 7	58	53	0.00
December 8	60	52	0.00
December 9	60	43	0.00
December 10	60	43	0.00
December 11	61	43	0.00
December 12	61	53	0.00
December 13	n/a	n/a	0.00
December 14	61	45	0.00
December 15	61	38	0.00
December 16	61	34	0.00
December 17	n/a	n/a	0.00
December 18	n/a	n/a	0.00
December 19	61	34	0.00
December 20	59	50	0.00
December 21	57	42	0.00
December 22	58	42	0.00
December 23	n/a	n/a	0.00
December 24	57	31	0.00
December 25	57	31	0.00
December 26	58	31	0.00
December 27	59	31	0.00
December 28	61	33	0.00
December 29	57	43	0.00
December 30	62	38	0.00
December 31	64	39	0.00

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Weather Station Details

Years	Station	Coordinates
1907–2023	Saint Helena	location