Lower Ameri Fork Pwhs Threshold Days by Year (USC00425219)

16 fixed thresholds counted per year at Lower Ameri Fork Pwhs (USC00425219): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lower Ameri Fork Pwhs Thresholds

Lower Ameri Fork Pwhs: days with a maximum temperature at or above 30 C (86 F) in 40 years, most in 1953 with 96.
Lower Ameri Fork Pwhs: days with a maximum temperature at or above 35 C (95 F) in 40 years, most in 1954 with 30.
Lower Ameri Fork Pwhs: days with a maximum temperature at or above 90 F (32.2 C) in 40 years, most in 1953 with 69.
Lower Ameri Fork Pwhs: days with a maximum temperature at or below 0 C (32 F) in 40 years, most in 1930 with 52.
16 fixed thresholds have at least one qualifying day at Lower Ameri Fork Pwhs.

Days at or above 30 C (86 F)

40 years with a qualifying day

Days per year at Lower Ameri Fork Pwhs with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 96 in 1953.

Days at or above 30 C (86 F) per year at Lower Ameri Fork Pwhs
Year	Days	Decade average
1914	69	68.7
1915	51	68.7
1916	62	68.7
1917	78	68.7
1918	67	68.7
1919	85	68.7
1920	52	51
1922	67	51
1923	48	51
1924	68	51
1925	33	51
1926	45	51
1927	44	51
1928	45	51
1929	57	51
1930	37	69.8
1932	49	69.8
1934	79	69.8
1935	84	69.8
1936	64	69.8
1937	85	69.8
1938	86	69.8
1939	74	69.8
1940	75	71.8
1941	42	71.8
1942	78	71.8
1943	55	71.8
1944	82	71.8
1945	65	71.8
1946	70	71.8
1947	81	71.8
1948	88	71.8
1949	82	71.8
1950	74	81.1
1951	74	81.1
1952	83	81.1
1953	96	81.1
1954	83	81.1
1955	72	81.1
1956	86	81.1

For each year, a bar from the first to the last day at Lower Ameri Fork Pwhs meeting 30 C (86 F).

First to last qualifying date each year at Lower Ameri Fork Pwhs
Year	First date	Last date
1914	1914-05-21	1914-09-19
1915	1915-05-15	1915-09-22
1916	1916-06-08	1916-09-07
1917	1917-06-08	1917-09-29
1918	1918-05-04	1918-09-21
1919	1919-05-14	1919-09-11
1920	1920-06-09	1920-09-16
1922	1922-06-05	1922-10-11
1923	1923-06-11	1923-09-11
1924	1924-06-11	1924-09-14
1925	1925-06-25	1925-08-25
1926	1926-06-06	1926-08-29
1927	1927-05-15	1927-09-21
1928	1928-06-06	1928-09-18
1929	1929-06-14	1929-08-31
1930	1930-06-07	1930-08-24
1932	1932-06-23	1932-09-17
1934	1934-05-06	1934-09-18
1935	1935-06-08	1935-09-22
1936	1936-05-03	1936-09-21
1937	1937-05-16	1937-09-20
1938	1938-05-26	1938-09-30
1939	1939-05-03	1939-09-21
1940	1940-05-10	1940-09-10
1941	1941-05-10	1941-09-10
1942	1942-05-22	1942-10-06
1943	1943-05-27	1943-09-15
1944	1944-06-23	1944-10-09
1945	1945-06-20	1945-09-15
1946	1946-06-03	1946-09-14
1947	1947-05-03	1947-10-05
1948	1948-05-16	1948-09-15
1949	1949-05-26	1949-09-27
1950	1950-06-05	1950-10-12
1951	1951-05-26	1951-09-18
1952	1952-06-05	1952-09-27
1953	1953-06-09	1953-10-09
1954	1954-05-09	1954-09-22
1955	1955-06-08	1955-09-15
1956	1956-06-01	1956-10-07

Every Fixed Threshold

Fixed thresholds at Lower Ameri Fork Pwhs
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	40	96	1953	86
35 C (95 F): Days	40	30	1954	7
40 C (104 F): Days	4	5	1940	1
90 F (32.2 C): Days	40	69	1953	54
100 F (37.8 C): Days	19	13	1954	1
0 C (32 F): Ice days (max	40	52	1930	20
0 C (32 F): Frost days (min	40	145	1942	132
-10 C (14 F): Days with min	40	48	1930	25
-20 C (-4 F): Days with min	12	7	1937	1
20 C (68 F): Tropical nights (min	39	23	1954	4
25 C (77 F): Days with min	4	2	1934	2
10 mm (0.39 in): Days with 10 mm or more rain	34	24	1941	8
25 mm (0.98 in): Days with 25 mm or more rain	22	5	1941	3
50 mm (1.97 in): Days with 50 mm or more rain	1	1	1946	1
10 cm (3.9 in): Days with 10 cm or more snowfall	25	9	1952	2
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1930	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1914.

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Data for Lower Ameri Fork Pwhs 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).

Lower Ameri Fork Pwhs Threshold Days by Year (USC00425219)

Key Facts for Lower Ameri Fork Pwhs Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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