Lebanon Threshold Days by Year (USC00405108)

16 fixed thresholds counted per year at Lebanon (USC00405108): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lebanon Thresholds

Lebanon: days with 10 mm (0.39 in) or more of precipitation in 88 years, most in 1972 with 62.
Lebanon: days with 25 mm (0.98 in) or more of precipitation in 88 years, most in 1979 with 27.
Lebanon: days with 50 mm (1.97 in) or more of precipitation in 83 years, most in 1979 with 9.
Lebanon: days with a maximum temperature at or above 30 C (86 F) in 75 years, most in 1931 with 120.
16 fixed thresholds have at least one qualifying day at Lebanon.

Days at or above 30 C (86 F)

75 years with a qualifying day

Days per year at Lebanon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 120 in 1931.

Days at or above 30 C (86 F) per year at Lebanon
Year	Days	Decade average
1910	81	90.3
1911	114	90.3
1912	82	90.3
1913	103	90.3
1914	93	90.3
1915	85	90.3
1916	82	90.3
1917	75	90.3
1918	88	90.3
1919	100	90.3
1920	64	93
1921	109	93
1922	106	93
1923	96	93
1924	90	93
1931	120	113.3
1932	103	113.3
1933	117	113.3
1962	109	95
1963	103	95
1964	100	95
1965	98	95
1966	80	95
1967	61	95
1968	100	95
1969	109	95
1970	111	87.2
1971	97	87.2
1972	88	87.2
1973	90	87.2
1974	63	87.2
1975	91	87.2
1976	67	87.2
1977	110	87.2
1978	94	87.2
1979	61	87.2
1980	99	87.9
1981	67	87.9
1982	75	87.9
1983	91	87.9
1984	76	87.9
1985	85	87.9
1986	109	87.9
1987	111	87.9
1988	95	87.9
1989	71	87.9
1990	87	87.7
1991	99	87.7
1992	58	87.7
1993	101	87.7
1994	81	87.7
1995	95	87.7
1996	75	87.7
1997	77	87.7
1998	115	87.7
1999	89	87.7
2000	94	90.4
2001	80	90.4
2002	109	90.4
2003	63	90.4
2005	97	90.4
2007	110	90.4
2008	95	90.4
2009	75	90.4
2010	107	94.8
2011	98	94.8
2012	88	94.8
2013	65	94.8
2014	77	94.8
2017	87	94.8
2018	119	94.8
2019	117	94.8
2020	92	103.7
2025	107	103.7
2026	112	103.7

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

First to last qualifying date each year at Lebanon
Year	First date	Last date
1910	1910-03-24	1910-10-13
1911	1911-03-12	1911-10-07
1912	1912-05-21	1912-10-11
1913	1913-05-05	1913-10-11
1914	1914-04-17	1914-10-07
1915	1915-04-19	1915-10-17
1916	1916-05-07	1916-10-10
1917	1917-04-17	1917-09-16
1918	1918-05-09	1918-10-06
1919	1919-05-29	1919-10-26
1920	1920-05-23	1920-10-23
1921	1921-05-19	1921-09-29
1922	1922-05-08	1922-10-31
1923	1923-04-22	1923-10-13
1924	1924-04-26	1924-09-21
1931	1931-05-17	1931-10-13
1932	1932-05-08	1932-09-18
1933	1933-05-12	1933-10-21
1962	1962-04-30	1962-10-15
1963	1963-03-31	1963-10-27
1964	1964-04-20	1964-09-21
1965	1965-04-23	1965-10-17
1966	1966-05-08	1966-09-27
1967	1967-04-05	1967-10-06
1968	1968-05-15	1968-10-01
1969	1969-05-05	1969-10-13
1970	1970-04-23	1970-10-02
1971	1971-04-19	1971-10-04
1972	1972-05-23	1972-09-26
1973	1973-06-03	1973-10-05
1974	1974-05-18	1974-09-20
1975	1975-05-21	1975-10-15
1976	1976-04-20	1976-09-26
1977	1977-04-12	1977-09-24
1978	1978-04-09	1978-09-21
1979	1979-05-11	1979-09-13
1980	1980-04-24	1980-10-11
1981	1981-06-06	1981-10-02
1982	1982-03-20	1982-10-07
1983	1983-06-11	1983-10-05
1984	1984-05-26	1984-09-26
1985	1985-04-21	1985-10-13
1986	1986-04-26	1986-10-05
1987	1987-04-22	1987-09-29
1988	1988-04-06	1988-10-01
1989	1989-04-24	1989-09-14
1990	1990-04-26	1990-10-04
1991	1991-05-16	1991-10-01
1992	1992-04-16	1992-09-21
1993	1993-05-07	1993-10-07
1994	1994-04-29	1994-10-02
1995	1995-04-10	1995-09-16
1996	1996-05-10	1996-09-13
1997	1997-05-19	1997-10-12
1998	1998-05-14	1998-10-07
1999	1999-04-04	1999-09-29
2000	2000-05-07	2000-10-06
2001	2001-04-11	2001-09-24
2002	2002-04-16	2002-10-02
2003	2003-04-30	2003-09-27
2005	2005-05-12	2005-10-21
2007	2007-05-01	2007-10-09
2008	2008-05-24	2008-10-13
2009	2009-04-25	2009-10-10
2010	2010-04-06	2010-10-24
2011	2011-04-08	2011-09-15
2012	2012-04-03	2012-09-08
2013	2013-04-18	2013-10-06
2014	2014-05-05	2014-10-03
2017	2017-04-15	2017-10-10
2018	2018-05-03	2018-10-09
2019	2019-04-30	2019-10-06
2020	2020-05-17	2020-09-17
2025	2025-04-05	2025-10-02
2026	2026-03-22	2026-10-14

Every Fixed Threshold

Fixed thresholds at Lebanon
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	75	120	1931	112
35 C (95 F): Days	70	57	1931	26
40 C (104 F): Days	7	4	2007	4
90 F (32.2 C): Days	75	104	1931	71
100 F (37.8 C): Days	32	21	1931	3
0 C (32 F): Ice days (max	69	26	1978	7
0 C (32 F): Frost days (min	75	122	1997	43
-10 C (14 F): Days with min	68	41	1977	8
-20 C (-4 F): Days with min	22	4	1977	2
20 C (68 F): Tropical nights (min	75	84	1921	84
25 C (77 F): Days with min	21	4	1914	1
10 mm (0.39 in): Days with 10 mm or more rain	88	62	1972	27
25 mm (0.98 in): Days with 25 mm or more rain	88	27	1979	8
50 mm (1.97 in): Days with 50 mm or more rain	83	9	1979	1
100 mm (3.94 in): Days with 100 mm or more rain	16	3	2010	1
10 cm (3.9 in): Days with 10 cm or more snowfall	12	3	1966	3

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1910.

Download the Data

Data for Lebanon 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).

Lebanon Threshold Days by Year (USC00405108)

Key Facts for Lebanon Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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