Carlsbad Threshold Days by Year (USC00291469)

18 fixed thresholds counted per year at Carlsbad (USC00291469): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Carlsbad Thresholds

Carlsbad: days with 10 mm (0.39 in) or more of precipitation in 113 years, most in 1941 with 28.
Carlsbad: days with a maximum temperature at or above 30 C (86 F) in 99 years, most in 1902 with 194.
Carlsbad: days with a maximum temperature at or above 35 C (95 F) in 99 years, most in 1934 with 127.
Carlsbad: days with a maximum temperature at or above 90 F (32.2 C) in 99 years, most in 1934 with 168.
18 fixed thresholds have at least one qualifying day at Carlsbad.

Days at or above 30 C (86 F)

99 years with a qualifying day

Days per year at Carlsbad with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 194 in 1902.

Days at or above 30 C (86 F) per year at Carlsbad
Year	Days	Decade average
1902	194	158.9
1903	166	158.9
1905	150	158.9
1906	143	158.9
1907	147	158.9
1908	150	158.9
1909	162	158.9
1910	174	151
1911	160	151
1912	138	151
1913	156	151
1914	156	151
1915	141	151
1916	174	151
1917	151	151
1918	135	151
1919	125	151
1920	149	141.4
1921	146	141.4
1922	134	141.4
1923	132	141.4
1924	126	141.4
1925	143	141.4
1926	134	141.4
1927	171	141.4
1928	156	141.4
1929	123	141.4
1930	165	161.7
1931	163	161.7
1932	118	161.7
1933	179	161.7
1934	194	161.7
1935	157	161.7
1936	152	161.7
1937	140	161.7
1938	177	161.7
1939	172	161.7
1940	133	149.3
1941	134	149.3
1942	154	149.3
1943	156	149.3
1944	133	149.3
1945	145	149.3
1946	155	149.3
1947	173	149.3
1948	161	149.3
1951	147	128.3
1952	124	128.3
1953	115	128.3
1957	125	128.3
1958	118	128.3
1959	141	128.3
1960	138	134.3
1961	145	134.3
1962	152	134.3
1963	155	134.3
1964	119	134.3
1965	135	134.3
1966	117	134.3
1968	121	134.3
1969	127	134.3
1971	115	125
1972	134	125
1979	126	125
1980	127	128.8
1983	132	128.8
1984	116	128.8
1987	111	128.8
1989	158	128.8
1990	131	151.6
1991	139	151.6
1992	148	151.6
1993	165	151.6
1994	152	151.6
1995	155	151.6
1996	157	151.6
1997	147	151.6
1998	170	151.6
1999	152	151.6
2000	168	144.8
2001	160	144.8
2002	158	144.8
2003	152	144.8
2004	104	144.8
2005	145	144.8
2007	139	144.8
2008	136	144.8
2009	141	144.8
2010	138	149.8
2011	178	149.8
2012	167	149.8
2013	148	149.8
2014	129	149.8
2015	135	149.8
2016	143	149.8
2017	155	149.8
2018	153	149.8
2019	152	149.8
2020	160	160

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

First to last qualifying date each year at Carlsbad
Year	First date	Last date
1902	1902-02-12	1902-11-11
1903	1903-03-13	1903-11-29
1905	1905-04-07	1905-10-15
1906	1906-04-02	1906-10-26
1907	1907-03-11	1907-10-03
1908	1908-03-03	1908-10-24
1909	1909-03-02	1909-11-04
1910	1910-01-01	1910-11-24
1911	1911-01-30	1911-10-18
1912	1912-03-18	1912-10-20
1913	1913-03-30	1913-10-27
1914	1914-04-06	1914-10-19
1915	1915-04-09	1915-11-06
1916	1916-02-10	1916-11-06
1917	1917-02-26	1917-10-18
1918	1918-02-23	1918-10-12
1919	1919-04-12	1919-10-04
1920	1920-04-06	1920-10-13
1921	1921-03-16	1921-10-24
1922	1922-03-23	1922-10-27
1923	1923-04-06	1923-10-08
1924	1924-04-15	1924-11-04
1925	1925-03-05	1925-10-07
1926	1926-04-18	1926-10-27
1927	1927-03-25	1927-11-09
1928	1928-03-27	1928-10-13
1929	1929-04-04	1929-10-07
1930	1930-04-04	1930-10-15
1931	1931-03-23	1931-11-11
1932	1932-03-27	1932-09-21
1933	1933-03-07	1933-12-12
1934	1934-03-05	1934-11-09
1935	1935-03-14	1935-10-16
1936	1936-04-11	1936-10-21
1937	1937-04-10	1937-10-28
1938	1938-03-24	1938-11-19
1939	1939-03-10	1939-10-23
1940	1940-03-31	1940-10-20
1941	1941-04-05	1941-10-20
1942	1942-04-02	1942-11-19
1943	1943-03-27	1943-10-29
1944	1944-04-16	1944-10-14
1945	1945-04-08	1945-11-04
1946	1946-03-30	1946-10-30
1947	1947-03-26	1947-10-29
1948	1948-03-15	1948-10-16
1951	1951-04-15	1951-10-30
1952	1952-04-08	1952-11-02
1953	1953-03-27	1953-10-17
1957	1957-02-11	1957-10-05
1958	1958-04-17	1958-10-09
1959	1959-04-03	1959-10-25
1960	1960-03-09	1960-10-12
1961	1961-04-05	1961-10-23
1962	1962-02-12	1962-10-16
1963	1963-03-28	1963-10-31
1964	1964-04-13	1964-10-18
1965	1965-04-14	1965-10-17
1966	1966-03-17	1966-10-14
1968	1968-04-15	1968-10-30
1969	1969-04-01	1969-10-20
1971	1971-03-18	1971-10-16
1972	1972-03-07	1972-10-18
1979	1979-04-08	1979-10-27
1980	1980-04-11	1980-11-09
1983	1983-04-01	1983-10-15
1984	1984-03-14	1984-09-25
1987	1987-04-12	1987-10-31
1989	1989-02-26	1989-10-25
1990	1990-03-22	1990-10-29
1991	1991-03-25	1991-10-21
1992	1992-04-08	1992-10-23
1993	1993-03-26	1993-10-18
1994	1994-04-02	1994-11-03
1995	1995-03-20	1995-10-23
1996	1996-02-19	1996-11-22
1997	1997-03-14	1997-10-21
1998	1998-03-24	1998-10-16
1999	1999-01-24	1999-10-15
2000	2000-03-26	2000-10-05
2001	2001-03-22	2001-11-01
2002	2002-03-14	2002-10-12
2003	2003-04-02	2003-11-04
2004	2004-03-19	2004-09-25
2005	2005-04-09	2005-11-09
2007	2007-03-15	2007-11-06
2008	2008-03-28	2008-10-11
2009	2009-03-04	2009-10-21
2010	2010-03-31	2010-10-31
2011	2011-03-17	2011-11-02
2012	2012-03-17	2012-11-03
2013	2013-03-16	2013-10-30
2014	2014-02-16	2014-10-27
2015	2015-04-02	2015-10-16
2016	2016-02-19	2016-11-02
2017	2017-02-11	2017-11-25
2018	2018-03-23	2018-10-06
2019	2019-03-02	2019-10-16
2020	2020-03-24	2020-11-20

Every Fixed Threshold

Fixed thresholds at Carlsbad
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	99	194	1902	160
35 C (95 F): Days	99	127	1934	108
40 C (104 F): Days	93	30	1934	21
45 C (113 F): Days	1	1	1994	1
90 F (32.2 C): Days	99	168	1934	142
100 F (37.8 C): Days	99	80	1934	52
110 F (43.3 C): Days	24	5	1994	2
0 C (32 F): Ice days (max	67	8	1963	2
0 C (32 F): Frost days (min	99	112	1912	58
-10 C (14 F): Days with min	78	14	1963	4
-20 C (-4 F): Days with min	7	2	1918	1
20 C (68 F): Tropical nights (min	99	79	2018	74
25 C (77 F): Days with min	22	4	1902	4
10 mm (0.39 in): Days with 10 mm or more rain	113	28	1941	2
25 mm (0.98 in): Days with 25 mm or more rain	99	11	1941	1
50 mm (1.97 in): Days with 50 mm or more rain	52	4	1916	1
100 mm (3.94 in): Days with 100 mm or more rain	3	2	1980	2
10 cm (3.9 in): Days with 10 cm or more snowfall	18	3	1928	2

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 Carlsbad 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).

Carlsbad Threshold Days by Year (USC00291469)

Key Facts for Carlsbad Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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