Lima Wwtp Threshold Days by Year (USC00334551)

17 fixed thresholds counted per year at Lima Wwtp (USC00334551): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lima Wwtp Thresholds

Lima Wwtp: nights with a minimum temperature at or below 0 C (32 F) in 122 years, most in 1940 with 162.
Lima Wwtp: nights with a minimum temperature at or below -10 C (14 F) in 122 years, most in 2014 with 56.
Lima Wwtp: nights with a minimum temperature at or above 20 C (68 F) in 122 years, most in 1980 with 42.
Lima Wwtp: days with 10 mm (0.39 in) or more of precipitation in 122 years, most in 2019 with 50.
17 fixed thresholds have at least one qualifying day at Lima Wwtp.

Days at or above 30 C (86 F)

121 years with a qualifying day

Days per year at Lima Wwtp with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 84 in 1936.

Days at or above 30 C (86 F) per year at Lima Wwtp
Year	Days	Decade average
1902	31	34.1
1903	43	34.1
1904	31	34.1
1905	31	34.1
1906	51	34.1
1907	10	34.1
1908	52	34.1
1909	24	34.1
1910	29	38.7
1911	42	38.7
1912	24	38.7
1913	54	38.7
1914	52	38.7
1915	16	38.7
1916	48	38.7
1917	28	38.7
1918	40	38.7
1919	54	38.7
1920	24	32.1
1922	40	32.1
1923	39	32.1
1924	22	32.1
1925	53	32.1
1926	30	32.1
1927	18	32.1
1928	37	32.1
1929	26	32.1
1930	57	59.2
1931	60	59.2
1932	47	59.2
1933	55	59.2
1934	78	59.2
1935	51	59.2
1936	84	59.2
1937	48	59.2
1938	54	59.2
1939	58	59.2
1940	46	50.9
1941	55	50.9
1942	42	50.9
1943	48	50.9
1944	71	50.9
1945	44	50.9
1946	50	50.9
1947	44	50.9
1948	52	50.9
1949	57	50.9
1950	33	49.9
1951	50	49.9
1952	61	49.9
1953	68	49.9
1954	53	49.9
1955	66	49.9
1956	41	49.9
1957	40	49.9
1958	16	49.9
1959	71	49.9
1960	46	41.5
1961	38	41.5
1962	51	41.5
1963	39	41.5
1964	52	41.5
1965	33	41.5
1966	48	41.5
1967	28	41.5
1968	36	41.5
1969	44	41.5
1970	51	38.7
1971	33	38.7
1972	30	38.7
1973	36	38.7
1974	38	38.7
1975	44	38.7
1976	30	38.7
1977	51	38.7
1978	50	38.7
1979	24	38.7
1980	45	41.4
1981	17	41.4
1983	73	41.4
1984	54	41.4
1986	30	41.4
1987	45	41.4
1988	43	41.4
1989	24	41.4
1990	28	35.7
1991	75	35.7
1992	18	35.7
1993	36	35.7
1994	25	35.7
1995	43	35.7
1996	27	35.7
1997	19	35.7
1998	35	35.7
1999	51	35.7
2000	12	26.7
2001	23	26.7
2003	16	26.7
2004	13	26.7
2005	48	26.7
2006	26	26.7
2007	54	26.7
2008	32	26.7
2009	16	26.7
2010	58	36.7
2011	54	36.7
2012	57	36.7
2013	25	36.7
2014	15	36.7
2015	26	36.7
2016	51	36.7
2017	23	36.7
2018	38	36.7
2019	20	36.7
2020	49	44.9
2021	42	44.9
2022	40	44.9
2023	35	44.9
2024	51	44.9
2025	61	44.9
2026	36	44.9

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

First to last qualifying date each year at Lima Wwtp
Year	First date	Last date
1902	1902-05-04	1902-09-08
1903	1903-05-17	1903-09-15
1904	1904-05-05	1904-08-28
1905	1905-06-15	1905-09-01
1906	1906-05-15	1906-09-18
1907	1907-06-23	1907-08-18
1908	1908-05-25	1908-09-26
1909	1909-06-27	1909-09-14
1910	1910-06-17	1910-09-05
1911	1911-05-16	1911-09-02
1912	1912-06-27	1912-09-11
1913	1913-06-07	1913-09-07
1914	1914-05-26	1914-09-23
1915	1915-04-27	1915-09-17
1916	1916-05-26	1916-10-08
1917	1917-05-19	1917-08-21
1918	1918-05-26	1918-08-26
1919	1919-05-30	1919-09-16
1920	1920-06-02	1920-09-26
1922	1922-05-25	1922-09-11
1923	1923-05-30	1923-09-17
1924	1924-06-19	1924-09-01
1925	1925-04-23	1925-09-20
1926	1926-05-09	1926-08-30
1927	1927-05-22	1927-09-16
1928	1928-05-11	1928-10-11
1929	1929-05-29	1929-09-04
1930	1930-04-11	1930-09-13
1931	1931-05-28	1931-10-04
1932	1932-05-15	1932-09-20
1933	1933-05-24	1933-09-09
1934	1934-05-18	1934-09-25
1935	1935-06-13	1935-09-25
1936	1936-05-07	1936-09-22
1937	1937-05-26	1937-09-23
1938	1938-05-03	1938-10-17
1939	1939-05-19	1939-10-08
1940	1940-06-05	1940-09-21
1941	1941-05-21	1941-09-24
1942	1942-04-30	1942-09-18
1943	1943-06-02	1943-09-03
1944	1944-05-17	1944-09-27
1945	1945-06-14	1945-09-23
1946	1946-06-07	1946-10-07
1947	1947-06-10	1947-09-20
1948	1948-04-26	1948-09-19
1949	1949-05-04	1949-10-09
1950	1950-05-24	1950-10-18
1951	1951-05-01	1951-10-05
1952	1952-05-05	1952-09-29
1953	1953-05-25	1953-10-20
1954	1954-05-31	1954-10-02
1955	1955-05-04	1955-09-19
1956	1956-05-12	1956-09-22
1957	1957-04-24	1957-09-19
1958	1958-07-02	1958-09-06
1959	1959-05-02	1959-10-05
1960	1960-04-24	1960-09-25
1961	1961-06-01	1961-09-24
1962	1962-04-30	1962-09-13
1963	1963-05-09	1963-10-07
1964	1964-05-19	1964-09-21
1965	1965-05-08	1965-09-19
1966	1966-06-05	1966-09-03
1967	1967-05-27	1967-08-17
1968	1968-06-06	1968-09-21
1969	1969-05-06	1969-09-06
1970	1970-05-20	1970-09-23
1971	1971-06-04	1971-10-03
1972	1972-05-21	1972-09-17
1973	1973-06-03	1973-09-27
1974	1974-05-21	1974-08-27
1975	1975-05-19	1975-08-28
1976	1976-06-07	1976-09-08
1977	1977-05-16	1977-09-09
1978	1978-05-26	1978-09-20
1979	1979-05-11	1979-08-31
1980	1980-05-29	1980-09-22
1981	1981-06-15	1981-07-19
1983	1983-06-11	1983-09-20
1984	1984-05-19	1984-10-26
1986	1986-04-26	1986-09-29
1987	1987-05-14	1987-08-18
1988	1988-05-15	1988-08-18
1989	1989-05-31	1989-10-18
1990	1990-04-25	1990-09-06
1991	1991-05-11	1991-09-16
1992	1992-05-21	1992-10-14
1993	1993-05-09	1993-08-30
1994	1994-05-22	1994-09-16
1995	1995-06-16	1995-09-06
1996	1996-05-18	1996-08-22
1997	1997-06-20	1997-09-02
1998	1998-05-14	1998-09-27
1999	1999-05-17	1999-09-28
2000	2000-06-01	2000-09-02
2001	2001-06-11	2001-09-08
2003	2003-06-24	2003-08-28
2004	2004-06-08	2004-09-23
2005	2005-06-06	2005-09-23
2006	2006-05-29	2006-08-27
2007	2007-05-16	2007-10-09
2008	2008-06-06	2008-10-13
2009	2009-05-24	2009-08-18
2010	2010-05-24	2010-10-11
2011	2011-05-12	2011-09-04
2012	2012-03-22	2012-09-07
2013	2013-05-21	2013-09-12
2014	2014-05-09	2014-09-06
2015	2015-05-08	2015-09-09
2016	2016-05-28	2016-09-24
2017	2017-05-19	2017-09-27
2018	2018-06-30	2018-10-10
2019	2019-05-26	2019-10-03
2020	2020-05-25	2020-09-10
2021	2021-05-21	2021-09-20
2022	2022-05-12	2022-09-02
2023	2023-05-29	2023-10-04
2024	2024-05-19	2024-09-22
2025	2025-04-24	2025-10-04
2026	2026-05-17	2026-10-13

Every Fixed Threshold

Fixed thresholds at Lima Wwtp
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	121	84	1936	36
35 C (95 F): Days	73	23	1936	2
40 C (104 F): Days	3	7	1936	7
90 F (32.2 C): Days	119	51	1934	14
100 F (37.8 C): Days	16	13	1936	2
0 C (32 F): Ice days (max	121	68	2010	28
0 C (32 F): Frost days (min	122	162	1940	66
-10 C (14 F): Days with min	122	56	2014	23
-20 C (-4 F): Days with min	86	16	2014	2
20 C (68 F): Tropical nights (min	122	42	1980	34
25 C (77 F): Days with min	17	4	1930	1
10 mm (0.39 in): Days with 10 mm or more rain	122	50	2019	34
25 mm (0.98 in): Days with 25 mm or more rain	121	16	2019	9
50 mm (1.97 in): Days with 50 mm or more rain	66	5	1937	1
100 mm (3.94 in): Days with 100 mm or more rain	5	1	1915	1
10 cm (3.9 in): Days with 10 cm or more snowfall	40	4	1950	2
25 cm (9.8 in): Days with 25 cm or more snowfall	7	1	1932	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1902.

Download the Data

Data for Lima Wwtp 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Lima Wwtp Threshold Days by Year (USC00334551)

Key Facts for Lima Wwtp Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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