Lisbon Threshold Days by Year (USC00085076)

11 fixed thresholds counted per year at Lisbon (USC00085076): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lisbon Thresholds

Lisbon: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1959 with 56.
Lisbon: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 1959 with 24.
Lisbon: days with a maximum temperature at or above 30 C (86 F) in 67 years, most in 1975 with 185.
Lisbon: days with a maximum temperature at or above 90 F (32.2 C) in 67 years, most in 1991 with 147.
11 fixed thresholds have at least one qualifying day at Lisbon.

Days at or above 30 C (86 F)

67 years with a qualifying day

Days per year at Lisbon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 185 in 1975.

Days at or above 30 C (86 F) per year at Lisbon
Year	Days	Decade average
1959	161	161
1960	145	155.2
1961	158	155.2
1962	171	155.2
1963	164	155.2
1964	152	155.2
1965	161	155.2
1966	140	155.2
1967	160	155.2
1968	152	155.2
1969	149	155.2
1970	156	162.2
1971	172	162.2
1972	152	162.2
1973	153	162.2
1974	165	162.2
1975	185	162.2
1976	143	162.2
1977	170	162.2
1978	172	162.2
1979	154	162.2
1980	156	151.3
1981	167	151.3
1982	152	151.3
1983	139	151.3
1984	133	151.3
1985	165	151.3
1986	166	151.3
1987	122	151.3
1988	136	151.3
1989	177	151.3
1990	182	131.7
1991	181	131.7
1992	127	131.7
1993	120	131.7
1994	136	131.7
1995	138	131.7
1996	111	131.7
1997	113	131.7
1998	102	131.7
1999	107	131.7
2000	123	135.8
2001	111	135.8
2002	157	135.8
2003	138	135.8
2004	124	135.8
2005	138	135.8
2006	162	135.8
2007	138	135.8
2008	131	135.8
2010	140	144.6
2011	162	144.6
2012	141	144.6
2013	123	144.6
2014	132	144.6
2015	142	144.6
2016	149	144.6
2017	153	144.6
2018	148	144.6
2019	156	144.6
2020	166	153.6
2021	144	153.6
2022	147	153.6
2023	158	153.6
2024	149	153.6
2025	152	153.6
2026	159	153.6

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

First to last qualifying date each year at Lisbon
Year	First date	Last date
1959	1959-04-01	1959-11-06
1960	1960-03-30	1960-10-27
1961	1961-02-28	1961-11-04
1962	1962-02-22	1962-10-21
1963	1963-03-05	1963-10-28
1964	1964-03-03	1964-10-15
1965	1965-03-17	1965-10-21
1966	1966-04-14	1966-10-25
1967	1967-03-06	1967-11-24
1968	1968-04-07	1968-11-01
1969	1969-04-11	1969-10-18
1970	1970-03-30	1970-10-26
1971	1971-02-22	1971-11-01
1972	1972-04-14	1972-11-11
1973	1973-03-12	1973-11-28
1974	1974-03-07	1974-11-25
1975	1975-03-13	1975-11-04
1976	1976-03-13	1976-10-20
1977	1977-03-04	1977-10-12
1978	1978-03-14	1978-12-07
1979	1979-04-03	1979-10-24
1980	1980-03-18	1980-10-31
1981	1981-04-01	1981-10-27
1982	1982-03-14	1982-10-14
1983	1983-04-08	1983-10-22
1984	1984-04-22	1984-10-30
1985	1985-02-02	1985-11-19
1986	1986-03-14	1986-11-19
1987	1987-04-22	1987-09-30
1988	1988-04-06	1988-10-04
1989	1989-03-05	1989-11-08
1990	1990-02-03	1990-11-08
1991	1991-01-31	1991-10-28
1992	1992-04-23	1992-09-29
1993	1993-05-05	1993-10-22
1994	1994-03-25	1994-11-05
1995	1995-02-18	1995-10-21
1996	1996-04-24	1996-10-06
1997	1997-04-28	1997-10-03
1998	1998-03-01	1998-10-09
1999	1999-04-06	1999-10-12
2000	2000-03-10	2000-12-17
2001	2001-03-04	2001-10-07
2002	2002-03-17	2002-11-11
2003	2003-03-07	2003-10-15
2004	2004-03-07	2004-10-20
2005	2005-03-28	2005-10-22
2006	2006-04-03	2006-10-23
2007	2007-04-12	2007-10-24
2008	2008-04-02	2008-10-07
2010	2010-04-26	2010-10-30
2011	2011-03-24	2011-10-12
2012	2012-03-24	2012-10-26
2013	2013-02-24	2013-11-02
2014	2014-04-07	2014-10-15
2015	2015-03-16	2015-11-08
2016	2016-03-15	2016-10-09
2017	2017-03-23	2017-10-23
2018	2018-02-27	2018-12-31
2019	2019-02-24	2019-11-01
2020	2020-02-14	2020-10-30
2021	2021-03-18	2021-10-17
2022	2022-03-10	2022-10-12
2023	2023-02-18	2023-10-30
2024	2024-03-10	2024-10-06
2025	2025-02-14	2025-10-09
2026	2026-02-21	2026-10-15

Every Fixed Threshold

Fixed thresholds at Lisbon
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	67	185	1975	159
35 C (95 F): Days	64	65	1991	33
90 F (32.2 C): Days	67	147	1991	105
100 F (37.8 C): Days	5	3	1991	2
0 C (32 F): Frost days (min	59	24	2010	8
20 C (68 F): Tropical nights (min	62	173	2020	144
25 C (77 F): Days with min	37	10	2005	12
10 mm (0.39 in): Days with 10 mm or more rain	68	56	1959	27
25 mm (0.98 in): Days with 25 mm or more rain	68	24	1959	9
50 mm (1.97 in): Days with 50 mm or more rain	67	9	1991	3
100 mm (3.94 in): Days with 100 mm or more rain	21	2	1972	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1959.

Download the Data

Data for Lisbon 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).

Lisbon Threshold Days by Year (USC00085076)

Key Facts for Lisbon Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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