Watford City Threshold Days by Year

19 fixed thresholds counted per year at Watford City (USC00329233): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Watford City Thresholds

Watford City: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 1927 with 20.
Watford City: days with a maximum temperature at or above 30 C (86 F) in 72 years, most in 1936 with 72.
Watford City: days with a maximum temperature at or above 90 F (32.2 C) in 72 years, most in 1936 with 58.
Watford City: days with a maximum temperature at or below 0 C (32 F) in 72 years, most in 1950 with 104.
19 fixed thresholds have at least one qualifying day at Watford City.

Days at or above 30 C (86 F)

72 years with a qualifying day

Days per year at Watford City with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 72 in 1936.

Days at or above 30 C (86 F) per year at Watford City
Year	Days	Decade average
1920	41	30.5
1921	35	30.5
1922	32	30.5
1923	31	30.5
1924	12	30.5
1925	34	30.5
1926	30	30.5
1927	20	30.5
1928	20	30.5
1929	50	30.5
1930	37	50.6
1931	55	50.6
1932	40	50.6
1933	46	50.6
1934	58	50.6
1935	31	50.6
1936	72	50.6
1937	63	50.6
1938	48	50.6
1939	56	50.6
1940	50	37.4
1941	40	37.4
1942	27	37.4
1943	31	37.4
1944	20	37.4
1945	31	37.4
1946	41	37.4
1947	35	37.4
1948	45	37.4
1949	54	37.4
1950	26	34.6
1951	20	34.6
1952	39	34.6
1953	29	34.6
1954	31	34.6
1955	44	34.6
1956	32	34.6
1958	42	34.6
1959	48	34.6
1960	50	37
1962	20	37
1963	48	37
1964	34	37
1965	28	37
1966	45	37
1969	34	37
1970	49	36.5
1971	35	36.5
1972	30	36.5
1973	36	36.5
1974	39	36.5
1975	30	36.5
1992	26	31.6
1993	9	31.6
1994	29	31.6
1995	31	31.6
1996	36	31.6
1997	47	31.6
1998	43	31.6
1999	32	31.6
2000	40	38.1
2001	43	38.1
2002	36	38.1
2003	53	38.1
2004	21	38.1
2005	38	38.1
2006	51	38.1
2007	51	38.1
2008	35	38.1
2009	13	38.1
2010	27	33
2011	39	33

For each year, a bar from the first to the last day at Watford City meeting 30 C (86 F).

First to last qualifying date each year at Watford City
Year	First date	Last date
1920	1920-06-08	1920-10-05
1921	1921-06-08	1921-08-31
1922	1922-06-04	1922-10-03
1923	1923-05-26	1923-09-21
1924	1924-07-10	1924-09-30
1925	1925-05-19	1925-09-16
1926	1926-04-29	1926-08-30
1927	1927-06-26	1927-09-06
1928	1928-05-06	1928-09-06
1929	1929-05-13	1929-09-01
1930	1930-06-27	1930-09-05
1931	1931-05-13	1931-09-28
1932	1932-05-12	1932-09-08
1933	1933-05-31	1933-09-18
1934	1934-05-05	1934-10-12
1935	1935-06-29	1935-09-16
1936	1936-05-05	1936-09-22
1937	1937-05-28	1937-09-21
1938	1938-06-12	1938-10-03
1939	1939-04-30	1939-09-21
1940	1940-05-11	1940-09-17
1941	1941-05-17	1941-09-18
1942	1942-04-14	1942-10-10
1943	1943-06-22	1943-10-08
1944	1944-05-29	1944-08-28
1945	1945-06-21	1945-09-05
1946	1946-04-30	1946-10-01
1947	1947-04-28	1947-09-07
1948	1948-05-18	1948-09-26
1949	1949-04-28	1949-09-24
1950	1950-06-04	1950-09-06
1951	1951-05-23	1951-08-23
1952	1952-04-26	1952-09-27
1953	1953-05-06	1953-10-01
1954	1954-05-20	1954-08-31
1955	1955-05-01	1955-10-10
1956	1956-05-21	1956-09-26
1958	1958-05-10	1958-09-19
1959	1959-06-02	1959-09-13
1960	1960-05-12	1960-10-04
1962	1962-04-24	1962-09-07
1963	1963-05-30	1963-10-05
1964	1964-05-17	1964-09-18
1965	1965-06-18	1965-08-23
1966	1966-05-04	1966-09-20
1969	1969-05-27	1969-09-14
1970	1970-05-18	1970-09-19
1971	1971-06-14	1971-09-12
1972	1972-05-17	1972-09-20
1973	1973-06-01	1973-09-01
1974	1974-06-14	1974-08-25
1975	1975-06-25	1975-10-07
1992	1992-05-07	1992-10-22
1993	1993-05-13	1993-09-12
1994	1994-05-28	1994-09-24
1995	1995-06-01	1995-10-12
1996	1996-06-09	1996-09-05
1997	1997-06-01	1997-10-03
1998	1998-05-27	1998-09-17
1999	1999-05-29	1999-09-07
2000	2000-06-08	2000-09-18
2001	2001-04-28	2001-09-29
2002	2002-05-29	2002-09-17
2003	2003-05-27	2003-10-08
2004	2004-06-05	2004-09-19
2005	2005-06-18	2005-10-02
2006	2006-05-19	2006-09-14
2007	2007-05-10	2007-09-23
2008	2008-07-01	2008-09-26
2009	2009-06-18	2009-08-27
2010	2010-06-25	2010-09-27
2011	2011-06-29	2011-10-06

Every Fixed Threshold

Fixed thresholds at Watford City
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	72	72	1936	39
35 C (95 F): Days	70	33	1936	3
40 C (104 F): Days	20	11	1936	5
90 F (32.2 C): Days	72	58	1936	15
100 F (37.8 C): Days	58	17	1936	1
110 F (43.3 C): Days	4	2	1931	1
0 C (32 F): Ice days (max	72	104	1950	78
0 C (32 F): Frost days (min	71	226	2002	192
-10 C (14 F): Days with min	71	116	1950	75
-20 C (-4 F): Days with min	71	61	1936	34
-30 C (-22 F): Days with min	65	20	1924	4
-40 C (-40 F): Days with min	3	3	1936	1
20 C (68 F): Tropical nights (min	40	15	1936	3
25 C (77 F): Days with min	2	2	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	74	20	1927	13
25 mm (0.98 in): Days with 25 mm or more rain	67	7	2011	7
50 mm (1.97 in): Days with 50 mm or more rain	14	2	1929	1
10 cm (3.9 in): Days with 10 cm or more snowfall	31	8	2010	8
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1950	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1920.

Download the Data

Data for Watford City threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Watford City Threshold Days by Year

Key Facts for Watford City Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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