Average April Temperature in St. Helena by Year

This page contains a list of the average monthly high and low temperatures in St. Helena, California for the month of April each year between 1908 and 2023. It is based on NOAA data.

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What Was the Hottest April Ever in St. Helena?

2013 was the warmest April in the history of St. Helena, California. The average daily high temperature was 78.1 °F, and the average low was 49.9 °F.

What Was the Coldest April Ever in St. Helena?

1967 was the coolest April in the history of St. Helena, California. The average daily high temperature was 57.7 °F, and the average low was 37.1 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	32	74.3	43.8
2021	23	75.1	44.3
2020	14	73.8	47.9
2019	2	75.2	51.3
2018	29	71.8	46.4
2017	37	70.4	47.2
2016	5	74.9	49.2
2015	11	75.2	47.3
2014	8	75.5	47.9
2013	1	78.1	49.9
2012	36	71.3	46.4
2011	50	70.4	46.0
2010	87	67.8	42.8
2009	28	73.4	44.9
2008	51	73.5	42.7
2007	21	73.8	46.2
2006	72	65.8	46.7
2005	62	70.3	43.9
2004	17	74.2	46.8
2003	107	64.0	43.0
2002	33	71.3	46.6
2001	75	70.3	42.1
2000	15	74.6	47.0
1999	64	69.7	44.1
1997	12	74.7	47.6
1996	30	72.0	46.2
1995	59	70.7	44.4
1994	31	72.9	45.2
1993	57	70.4	45.2
1992	10	75.8	47.1
1991	63	70.6	43.1
1990	6	76.0	47.9
1989	13	74.6	47.5
1988	38	71.1	46.4
1987	4	78.6	45.8
1986	48	72.5	44.3
1985	3	76.7	48.2
1984	66	71.1	42.3
1983	86	67.8	42.9
1982	70	69.9	43.0
1981	19	75.6	44.8
1979	83	70.5	40.5
1978	100	67.1	41.7
1977	25	76.6	42.4
1976	96	69.6	40.0
1975	111	63.9	38.5
1974	90	69.4	40.9
1973	52	74.2	41.9
1972	76	70.5	41.8
1971	101	68.7	39.9
1970	103	70.6	37.3
1969	94	69.8	39.9
1968	42	75.8	41.5
1967	113	57.7	37.1
1966	9	77.8	45.2
1965	78	67.5	44.6
1964	74	73.2	39.2
1963	109	63.3	40.6
1962	18	78.1	42.4
1961	60	73.4	41.2
1960	67	70.9	42.4
1959	7	79.1	44.2
1958	61	72.8	41.6
1957	56	72.5	43.3
1956	80	70.1	41.4
1955	112	64.7	37.5
1954	47	72.5	44.5
1953	91	69.7	40.6
1952	58	71.5	43.9
1951	77	69.1	43.1
1950	44	75.6	41.6
1949	27	77.0	41.8
1948	108	62.7	41.5
1947	22	76.5	43.4
1946	65	73.5	40.2
1945	41	76.4	40.9
1944	104	67.0	40.1
1943	54	71.6	44.3
1942	89	67.2	43.2
1941	93	68.3	41.5
1940	55	72.4	43.4
1939	16	78.5	42.7
1938	95	67.8	41.7
1937	106	66.8	40.3
1936	69	70.3	42.8
1935	81	67.2	44.3
1934	43	74.8	42.5
1933	79	73.5	38.3
1932	98	70.5	38.5
1931	34	77.5	40.5
1930	73	71.0	41.5
1929	110	64.2	39.5
1928	82	71.4	39.6
1927	92	68.9	41.3
1926	26	71.3	47.8
1925	99	66.8	42.2
1924	53	75.8	40.3
1923	84	68.7	42.2
1922	97	71.9	37.6
1921	68	72.7	40.4
1920	102	69.7	38.6
1919	40	72.8	44.7
1918	49	75.8	40.6
1917	71	70.6	42.2
1916	20	77.7	42.6
1915	46	70.5	46.7
1914	35	72.3	45.6
1913	85	69.2	41.5
1912	105	66.9	40.2
1911	88	68.4	42.0
1910	45	73.7	43.5
1909	39	76.5	41.0
1908	24	76.3	42.8

Weather Station Details

Years	Station	Coordinates
1907–2023	Saint Helena	location