Weyerhaeuser 1N Threshold Days by Year (USC00479144)

18 fixed thresholds counted per year at Weyerhaeuser 1N (USC00479144): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Weyerhaeuser 1N Thresholds

Weyerhaeuser 1N: days with a maximum temperature at or above 30 C (86 F) in 90 years, most in 1988 with 65.
Weyerhaeuser 1N: days with a maximum temperature at or below 0 C (32 F) in 90 years, most in 1950 with 118.
Weyerhaeuser 1N: nights with a minimum temperature at or below 0 C (32 F) in 90 years, most in 1917 with 217.
Weyerhaeuser 1N: nights with a minimum temperature at or below -10 C (14 F) in 90 years, most in 1912 with 110.
18 fixed thresholds have at least one qualifying day at Weyerhaeuser 1N.

Days at or above 30 C (86 F)

90 years with a qualifying day

Days per year at Weyerhaeuser 1N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 65 in 1988.

Days at or above 30 C (86 F) per year at Weyerhaeuser 1N
Year	Days	Decade average
1907	2	11.7
1908	20	11.7
1909	13	11.7
1910	29	15.1
1911	19	15.1
1912	9	15.1
1913	18	15.1
1914	15	15.1
1915	2	15.1
1916	27	15.1
1917	9	15.1
1918	12	15.1
1919	11	15.1
1920	8	12.9
1921	36	12.9
1922	11	12.9
1923	17	12.9
1924	5	12.9
1925	18	12.9
1926	7	12.9
1927	5	12.9
1928	5	12.9
1929	17	12.9
1930	27	29.8
1931	35	29.8
1932	24	29.8
1933	35	29.8
1934	40	29.8
1935	20	29.8
1936	42	29.8
1937	42	29.8
1938	12	29.8
1939	21	29.8
1940	17	14.6
1941	21	14.6
1942	8	14.6
1943	19	14.6
1944	12	14.6
1945	10	14.6
1946	8	14.6
1947	17	14.6
1948	18	14.6
1949	16	14.6
1950	3	9.3
1953	13	9.3
1954	2	9.3
1955	22	9.3
1956	5	9.3
1957	10	9.3
1958	5	9.3
1959	14	9.3
1960	15	12.5
1961	19	12.5
1962	4	12.5
1963	15	12.5
1964	26	12.5
1965	7	12.5
1966	16	12.5
1967	2	12.5
1968	11	12.5
1969	10	12.5
1970	19	15.6
1971	8	15.6
1972	10	15.6
1973	13	15.6
1976	35	15.6
1977	20	15.6
1978	13	15.6
1979	7	15.6
1980	22	25.9
1981	10	25.9
1984	15	25.9
1985	8	25.9
1986	21	25.9
1987	41	25.9
1988	65	25.9
1989	25	25.9
1990	16	12
1991	27	12
1992	6	12
1993	4	12
1994	6	12
1995	15	12
1996	9	12
1997	7	12
1998	12	12
1999	18	12
2000	2	13.3
2001	17	13.3
2002	21	13.3

For each year, a bar from the first to the last day at Weyerhaeuser 1N meeting 30 C (86 F).

First to last qualifying date each year at Weyerhaeuser 1N
Year	First date	Last date
1907	1907-08-10	1907-08-31
1908	1908-06-21	1908-09-21
1909	1909-06-29	1909-08-27
1910	1910-06-16	1910-08-21
1911	1911-05-17	1911-08-15
1912	1912-06-25	1912-09-08
1913	1913-06-15	1913-09-06
1914	1914-05-25	1914-08-09
1915	1915-07-12	1915-07-13
1916	1916-07-01	1916-08-21
1917	1917-07-20	1917-08-19
1918	1918-05-05	1918-08-25
1919	1919-05-28	1919-09-07
1920	1920-06-08	1920-09-25
1921	1921-05-22	1921-09-01
1922	1922-05-11	1922-09-07
1923	1923-06-01	1923-08-11
1924	1924-07-28	1924-08-30
1925	1925-05-22	1925-09-17
1926	1926-07-06	1926-08-02
1927	1927-06-29	1927-09-14
1928	1928-05-09	1928-08-15
1929	1929-06-10	1929-09-03
1930	1930-06-21	1930-09-23
1931	1931-05-15	1931-09-20
1932	1932-05-14	1932-08-30
1933	1933-06-05	1933-09-08
1934	1934-05-06	1934-08-18
1935	1935-07-03	1935-09-17
1936	1936-05-16	1936-09-14
1937	1937-05-30	1937-09-23
1938	1938-06-21	1938-08-19
1939	1939-05-05	1939-09-15
1940	1940-06-02	1940-09-20
1941	1941-05-26	1941-08-09
1942	1942-07-12	1942-08-21
1943	1943-05-05	1943-08-23
1944	1944-05-30	1944-08-13
1945	1945-06-23	1945-09-07
1946	1946-07-05	1946-08-17
1947	1947-07-16	1947-09-09
1948	1948-06-02	1948-09-16
1949	1949-05-03	1949-08-26
1950	1950-06-06	1950-08-16
1953	1953-06-12	1953-10-02
1954	1954-07-19	1954-07-26
1955	1955-06-30	1955-09-18
1956	1956-06-09	1956-06-13
1957	1957-06-17	1957-08-02
1958	1958-06-29	1958-08-19
1959	1959-05-02	1959-09-08
1960	1960-07-08	1960-09-07
1961	1961-06-28	1961-09-10
1962	1962-06-28	1962-08-21
1963	1963-06-04	1963-07-27
1964	1964-05-22	1964-08-06
1965	1965-06-27	1965-08-14
1966	1966-06-25	1966-08-29
1967	1967-07-20	1967-07-21
1968	1968-06-04	1968-08-24
1969	1969-05-28	1969-09-15
1970	1970-04-29	1970-09-05
1971	1971-06-12	1971-09-03
1972	1972-05-17	1972-08-29
1973	1973-06-10	1973-08-29
1976	1976-06-07	1976-10-01
1977	1977-05-13	1977-08-27
1978	1978-05-26	1978-09-10
1979	1979-05-29	1979-08-31
1980	1980-04-22	1980-09-08
1981	1981-07-04	1981-08-13
1984	1984-07-12	1984-08-29
1985	1985-06-08	1985-09-19
1986	1986-05-27	1986-08-17
1987	1987-04-18	1987-08-15
1988	1988-05-21	1988-08-18
1989	1989-06-19	1989-08-05
1990	1990-05-07	1990-09-05
1991	1991-05-14	1991-08-31
1992	1992-05-01	1992-08-10
1993	1993-08-11	1993-08-26
1994	1994-06-14	1994-08-26
1995	1995-06-17	1995-08-31
1996	1996-06-12	1996-08-07
1997	1997-06-23	1997-08-02
1998	1998-05-15	1998-09-14
1999	1999-06-25	1999-09-04
2000	2000-06-08	2000-06-09
2001	2001-05-15	2001-08-09
2002	2002-04-15	2002-09-10

Every Fixed Threshold

Fixed thresholds at Weyerhaeuser 1N
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	90	65	1988	21
35 C (95 F): Days	25	16	1988	2
40 C (104 F): Days	2	4	1936	4
90 F (32.2 C): Days	75	45	1988	5
100 F (37.8 C): Days	4	9	1936	5
0 C (32 F): Ice days (max	90	118	1950	66
0 C (32 F): Frost days (min	90	217	1917	187
-10 C (14 F): Days with min	90	110	1912	63
-20 C (-4 F): Days with min	90	61	1917	5
-30 C (-22 F): Days with min	82	19	1917	1
-40 C (-40 F): Days with min	6	3	1912	1
20 C (68 F): Tropical nights (min	61	8	1995	8
10 mm (0.39 in): Days with 10 mm or more rain	83	42	1968	36
25 mm (0.98 in): Days with 25 mm or more rain	83	15	1968	10
50 mm (1.97 in): Days with 50 mm or more rain	59	4	1935	2
100 mm (3.94 in): Days with 100 mm or more rain	2	2	2000	2
10 cm (3.9 in): Days with 10 cm or more snowfall	67	9	1926	4
25 cm (9.8 in): Days with 25 cm or more snowfall	8	3	1985	3

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1907.

Download the Data

Data for Weyerhaeuser 1N 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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

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

Weyerhaeuser 1N Threshold Days by Year (USC00479144)

Key Facts for Weyerhaeuser 1N Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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