Half Moon Bay Weather in 1978

1978 Half Moon Bay Weather Extremes
Highest temperature	91 °F	September 23
Lowest temperature	29 °F	December 8
Highest daily low	60 °F	August 26
Lowest daily high	50 °F	December 7
Most daily precipitation	3.1 inches	January 15
Most daily snow	none	-
Total annual precipitation	28.6 inches	-
Total annual snow	none	-

Rank	Temperature	Date
1	91 °F	Sep 23
2	89 °F	Sep 24
3	85 °F	Sep 29
4	82 °F	Oct 23
5	81 °F	Oct 13
6	76 °F	Apr 9
6	76 °F	Mar 17
8	75 °F	Mar 18
8	75 °F	Mar 16
10	74 °F	Aug 26
10	74 °F	May 7

Rank	Temperature	Date
1	29 °F	December 8
2	31 °F	December 9
3	33 °F	December 19
4	34 °F	December 20
4	34 °F	November 14
4	34 °F	November 12
7	35 °F	December 24
7	35 °F	December 18
7	35 °F	December 16
7	35 °F	November 15
7	35 °F	November 10

January 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	57	50	0.03
January 2	59	49	0.17
January 3	59	51	0.15
January 4	59	47	0.57
January 5	58	52	0.54
January 6	62	50	0.14
January 7	66	41	0.00
January 8	65	51	0.10
January 9	62	55	0.95
January 10	64	50	0.00
January 11	62	46	0.00
January 12	59	50	0.20
January 13	62	55	0.21
January 14	60	51	0.30
January 15	59	49	3.08
January 16	61	51	1.20
January 17	60	52	0.50
January 18	59	46	0.20
January 19	60	50	0.60
January 20	61	53	0.00
January 21	61	46	0.02
January 22	60	40	0.05
January 23	60	41	0.00
January 24	61	44	0.00
January 25	64	39	0.00
January 26	64	41	0.00
January 27	62	44	0.00
January 28	66	43	0.00
January 29	65	42	0.00
January 30	64	42	0.00
January 31	60	41	0.00

February 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	59	45	0.03
February 2	62	50	0.00
February 3	65	48	0.00
February 4	61	51	0.00
February 5	62	49	0.87
February 6	61	54	1.06
February 7	61	53	1.50
February 8	60	46	0.17
February 9	59	46	0.32
February 10	54	46	0.00
February 11	55	38	0.00
February 12	56	46	1.40
February 13	55	48	0.05
February 14	58	42	0.04
February 15	55	40	0.00
February 16	55	40	0.14
February 17	63	48	0.00
February 18	66	47	0.00
February 19	67	45	0.00
February 20	64	48	0.00
February 21	65	47	0.00
February 22	62	46	0.04
February 23	61	47	0.00
February 24	56	50	0.00
February 25	59	46	0.00
February 26	58	45	0.00
February 27	63	40	0.00
February 28	62	43	0.00

March 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	62	52	0.24
March 2	59	53	0.40
March 3	62	54	0.61
March 4	62	53	0.30
March 5	62	53	0.10
March 6	61	46	0.00
March 7	61	46	0.00
March 8	62	54	1.28
March 9	64	48	0.68
March 10	58	53	0.00
March 11	61	46	0.02
March 12	58	47	0.00
March 13	61	47	0.00
March 14	64	43	0.00
March 15	71	40	0.00
March 16	75	47	0.00
March 17	76	45	0.00
March 18	75	52	0.00
March 19	71	51	0.00
March 20	67	49	0.00
March 21	66	51	0.71
March 22	65	50	0.43
March 23	64	53	0.04
March 24	63	45	0.00
March 25	65	50	0.00
March 26	62	45	0.00
March 27	70	45	0.00
March 28	59	52	0.00
March 29	59	51	0.00
March 30	64	51	0.03
March 31	60	53	0.74

April 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	61	50	0.27
April 2	64	48	0.00
April 3	61	42	0.02
April 4	61	41	0.65
April 5	59	40	0.00
April 6	57	46	0.77
April 7	58	41	0.15
April 8	66	40	0.00
April 9	76	40	0.00
April 10	70	43	0.00
April 11	64	51	0.00
April 12	60	51	0.00
April 13	60	53	0.00
April 14	60	52	0.00
April 15	58	46	1.88
April 16	62	42	0.02
April 17	65	40	0.00
April 18	62	42	0.00
April 19	62	45	0.00
April 20	61	50	0.03
April 21	61	41	0.05
April 22	65	39	0.00
April 23	64	40	0.00
April 24	n/a	42	0.07
April 25	62	49	0.52
April 26	65	49	0.05
April 27	62	53	0.00
April 28	63	53	0.00
April 29	60	51	0.00
April 30	60	50	0.02

May 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	61	48	0.00
May 2	61	43	0.00
May 3	60	47	0.00
May 4	59	42	0.00
May 5	59	47	0.00
May 6	72	48	0.00
May 7	74	46	0.00
May 8	70	41	0.00
May 9	65	48	0.00
May 10	59	50	0.00
May 11	64	46	0.00
May 12	66	43	0.00
May 13	68	46	0.00
May 14	66	42	0.00
May 15	65	46	0.00
May 16	66	42	0.00
May 17	68	45	0.00
May 18	68	43	0.00
May 19	71	46	0.00
May 20	66	51	0.00
May 21	66	56	0.00
May 22	62	50	0.00
May 23	59	48	0.00
May 24	60	47	0.00
May 25	62	46	0.00
May 26	66	46	0.00
May 27	63	45	0.00
May 28	62	45	0.00
May 29	64	46	0.00
May 30	67	44	0.00
May 31	69	46	0.00

June 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	64	54	0.00
June 2	65	49	0.00
June 3	64	58	0.00
June 4	62	57	0.00
June 5	61	50	0.00
June 6	62	50	0.00
June 7	64	45	0.00
June 8	61	50	0.00
June 9	64	50	0.00
June 10	61	50	0.00
June 11	63	51	0.00
June 12	63	44	0.00
June 13	64	51	0.00
June 14	62	52	0.00
June 15	63	43	0.00
June 16	64	48	0.00
June 17	63	46	0.00
June 18	66	46	0.00
June 19	67	50	0.00
June 20	61	51	0.00
June 21	64	53	0.00
June 22	63	53	0.00
June 23	66	53	0.00
June 24	67	52	0.00
June 25	65	52	0.00
June 26	65	48	0.00
June 27	60	52	0.00
June 28	62	53	0.00
June 29	67	55	0.00
June 30	69	53	0.00

July 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	68	54	0.00
July 2	66	53	0.00
July 3	67	53	0.00
July 4	66	53	0.00
July 5	65	53	0.00
July 6	63	52	0.00
July 7	61	51	0.00
July 8	64	52	0.00
July 9	62	52	0.00
July 10	60	51	0.00
July 11	58	51	0.00
July 12	63	52	0.00
July 13	64	51	0.00
July 14	65	50	0.00
July 15	62	50	0.00
July 16	64	53	0.00
July 17	67	50	0.00
July 18	64	48	0.00
July 19	64	52	0.00
July 20	64	53	0.00
July 21	68	49	0.00
July 22	64	51	0.00
July 23	62	50	0.00
July 24	66	51	0.00
July 25	68	53	0.00
July 26	69	53	0.00
July 27	66	53	0.00
July 28	64	52	0.00
July 29	63	49	0.00
July 30	62	50	0.00
July 31	64	52	0.00

August 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	61	46	0.00
August 2	60	51	0.00
August 3	61	50	0.00
August 4	63	52	0.00
August 5	65	51	0.00
August 6	71	52	0.00
August 7	70	51	0.00
August 8	67	53	0.00
August 9	65	54	0.00
August 10	64	52	0.00
August 11	63	49	0.00
August 12	66	52	0.00
August 13	67	51	0.00
August 14	67	51	0.00
August 15	63	50	0.00
August 16	65	50	0.00
August 17	69	53	0.00
August 18	69	47	0.00
August 19	68	46	0.00
August 20	69	48	0.00
August 21	68	49	0.00
August 22	66	50	0.00
August 23	67	51	0.00
August 24	71	47	0.00
August 25	72	59	0.00
August 26	74	60	0.00
August 27	n/a	54	0.00
August 28	72	53	0.00
August 29	65	55	0.00
August 30	64	54	0.00
August 31	65	55	0.00

September 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	71	50	0.00
September 2	70	50	0.00
September 3	73	52	0.00
September 4	n/a	48	0.00
September 5	70	55	0.00
September 6	68	53	0.00
September 7	68	56	0.00
September 8	68	48	0.00
September 9	68	52	0.00
September 10	67	54	0.00
September 11	68	49	0.00
September 12	67	47	0.00
September 13	66	48	0.00
September 14	68	50	0.00
September 15	65	49	0.00
September 16	66	50	0.00
September 17	63	43	0.00
September 18	63	43	0.00
September 19	68	45	0.00
September 20	72	43	0.00
September 21	68	42	0.00
September 22	69	45	0.00
September 23	91	52	0.00
September 24	89	54	0.00
September 25	72	52	0.00
September 26	67	53	0.00
September 27	64	55	0.00
September 28	n/a	46	0.00
September 29	85	50	0.00
September 30	65	55	0.00

October 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	66	50	0.00
October 2	68	45	0.00
October 3	66	45	0.00
October 4	58	45	0.00
October 5	60	50	0.00
October 6	61	55	0.00
October 7	63	51	0.00
October 8	58	41	0.00
October 9	65	46	0.00
October 10	65	45	0.00
October 11	66	42	0.00
October 12	72	48	0.00
October 13	81	52	0.00
October 14	71	51	0.00
October 15	66	52	0.00
October 16	59	54	0.05
October 17	58	52	0.00
October 18	59	50	0.00
October 19	60	51	0.00
October 20	63	53	0.00
October 21	61	52	0.00
October 22	62	49	0.00
October 23	82	44	0.00
October 24	69	43	0.00
October 25	64	53	0.00
October 26	64	45	0.00
October 27	63	42	0.00
October 28	62	40	0.00
October 29	61	41	0.00
October 30	68	40	0.00
October 31	63	45	0.00

November 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	66	45	0.00
November 2	64	40	0.00
November 3	62	40	0.00
November 4	60	39	0.00
November 5	64	42	0.00
November 6	71	44	0.00
November 7	68	47	0.00
November 8	67	46	0.00
November 9	59	45	0.00
November 10	62	35	0.00
November 11	61	38	0.00
November 12	59	34	0.00
November 13	51	42	0.47
November 14	57	34	0.00
November 15	58	35	0.00
November 16	56	42	0.00
November 17	59	40	0.00
November 18	61	39	0.00
November 19	63	41	0.00
November 20	58	50	0.79
November 21	57	46	0.75
November 22	57	45	0.99
November 23	58	42	0.04
November 24	59	40	0.00
November 25	56	45	0.00
November 26	58	39	0.00
November 27	62	39	0.00
November 28	61	40	0.00
November 29	57	46	0.00
November 30	55	48	0.00

December 1978 Half Moon Bay Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	56	50	0.44
December 2	56	42	0.00
December 3	62	37	0.00
December 4	60	38	0.00
December 5	57	47	0.00
December 6	52	38	0.00
December 7	50	36	0.00
December 8	55	29	0.00
December 9	n/a	31	0.00
December 10	59	38	0.00
December 11	64	36	0.00
December 12	58	45	0.00
December 13	62	50	0.00
December 14	63	48	0.00
December 15	61	36	0.00
December 16	59	35	0.00
December 17	53	43	0.39
December 18	51	35	0.00
December 19	52	33	0.00
December 20	53	34	0.00
December 21	55	38	0.00
December 22	54	39	0.00
December 23	55	40	0.00
December 24	58	35	0.00
December 25	54	38	0.00
December 26	53	37	0.00
December 27	54	43	0.00
December 28	54	45	0.00
December 29	52	40	0.00
December 30	n/a	n/a	0.00
December 31	n/a	n/a	0.00