Average April Temperature in Watertown by Year

This page contains a list of the average monthly high and low temperatures in Watertown, South Dakota for the month of April each year between 1893 and 2023. It is based on NOAA data.

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What Was the Hottest April Ever in Watertown?

1987 was the warmest April in the history of Watertown, South Dakota. The average daily high temperature was 67.8 °F, and the average low was 36.9 °F.

What Was the Coldest April Ever in Watertown?

1950 was the coolest April in the history of Watertown, South Dakota. The average daily high temperature was 41.4 °F, and the average low was 25.6 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	107	49.2	29.5
2022	118	46.1	28.4
2021	69	54.8	31.2
2020	91	53.8	28.5
2019	77	52.0	32.6
2018	126	44.0	23.6
2017	61	55.4	32.1
2016	28	57.7	34.9
2015	19	61.1	33.7
2014	96	52.0	28.9
2013	125	43.6	24.9
2012	20	58.3	36.3
2011	93	50.5	31.6
2010	6	62.4	38.6
2009	85	52.7	30.7
2008	104	51.5	27.4
2007	84	52.4	31.1
2006	8	60.9	37.8
2005	14	60.1	36.1
2004	39	60.1	30.6
2003	40	57.3	33.2
2002	78	53.9	30.4
2001	56	54.1	33.9
2000	66	54.7	31.9
1999	38	55.4	35.3
1998	35	57.5	33.9
1997	116	48.3	26.8
1995	113	46.7	30.0
1994	49	57.0	32.0
1993	88	52.1	31.0
1992	86	52.9	30.4
1991	21	60.0	34.7
1990	60	58.0	29.6
1989	47	56.2	33.1
1988	25	62.2	31.8
1987	1	67.8	36.9
1986	31	56.0	35.7
1985	7	63.8	35.4
1984	59	54.3	33.3
1983	105	49.6	29.2
1982	90	53.8	28.6
1981	10	62.2	35.9
1980	18	61.7	33.3
1979	112	47.7	30.3
1978	81	49.9	33.8
1977	5	63.4	38.2
1976	16	60.7	35.1
1975	121	43.5	30.5
1974	43	56.2	33.7
1973	75	53.6	31.0
1972	97	49.4	31.4
1971	46	58.3	31.2
1970	92	51.2	31.1
1969	44	55.8	34.0
1968	53	56.4	32.2
1967	83	52.5	31.1
1966	117	47.6	27.1
1965	87	50.8	32.5
1964	51	55.3	33.6
1963	41	56.9	33.6
1962	80	54.2	29.6
1961	114	50.3	26.2
1960	76	52.4	32.1
1959	65	56.4	30.2
1958	64	55.1	31.6
1957	74	54.0	30.9
1956	120	48.7	25.4
1955	4	65.6	37.5
1954	71	54.6	31.2
1953	115	46.9	28.4
1952	33	58.1	33.4
1951	102	49.5	30.2
1950	127	41.4	25.6
1949	36	60.2	30.8
1948	29	57.5	35.0
1947	108	47.4	31.2
1946	11	62.1	35.8
1945	98	51.7	29.0
1944	106	49.3	29.6
1943	48	57.2	31.9
1942	13	60.8	35.5
1941	15	56.2	39.7
1940	99	51.6	29.0
1939	55	57.2	31.1
1938	26	59.2	34.7
1937	95	49.1	31.9
1936	103	52.9	26.5
1935	94	49.5	32.0
1934	42	58.1	32.2
1933	58	56.5	31.3
1932	32	55.8	35.8
1931	24	61.4	32.7
1930	17	60.3	34.7
1929	50	55.6	33.4
1928	122	50.5	23.4
1927	62	53.9	33.4
1926	72	58.8	26.6
1925	3	66.1	37.7
1924	52	57.4	31.2
1923	70	55.5	30.4
1922	37	56.9	34.0
1921	22	60.3	34.2
1920	124	45.6	25.6
1919	54	54.4	34.1
1918	109	52.5	25.9
1917	111	48.8	29.4
1916	100	51.3	29.2
1915	2	65.4	38.9
1914	82	53.9	29.7
1913	45	57.6	32.2
1912	34	59.5	31.8
1911	68	54.6	31.6
1910	12	61.9	34.8
1909	119	49.0	25.2
1908	30	59.1	33.1
1907	123	45.9	25.6
1906	27	57.9	35.5
1905	73	55.1	30.1
1904	101	51.1	28.8
1903	57	57.0	31.0
1902	79	56.0	28.4
1900	9	62.8	35.6
1899	89	56.3	26.6
1898	63	57.9	29.4
1897	67	55.3	31.0
1894	23	58.9	35.4
1893	110	50.9	27.4

Weather Station Details

Years	Station	Coordinates
1893–2024	Watertown Regional Airport	location