Stykkisholmur Threshold Days by Year (IC000004013)

6 fixed thresholds counted per year at Stykkisholmur (IC000004013): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Stykkisholmur Thresholds

Stykkisholmur: days with a maximum temperature at or below 0 C (32 F) in 78 years, most in 1951 with 88.
Stykkisholmur: nights with a minimum temperature at or below 0 C (32 F) in 78 years, most in 1979 with 182.
Stykkisholmur: nights with a minimum temperature at or below -10 C (14 F) in 63 years, most in 1969 with 29.
Stykkisholmur: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1989 with 32.
6 fixed thresholds have at least one qualifying day at Stykkisholmur.

Nights at or below 0 C (32 F)

78 years with a qualifying day

Days per year at Stykkisholmur with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 182 in 1979.

Nights at or below 0 C (32 F) per year at Stykkisholmur
Year	Days	Decade average
1949	174	174
1950	145	136.1
1951	167	136.1
1952	131	136.1
1953	130	136.1
1954	131	136.1
1955	140	136.1
1956	112	136.1
1957	146	136.1
1958	130	136.1
1959	129	136.1
1960	105	137.3
1961	122	137.3
1962	131	137.3
1963	125	137.3
1964	86	137.3
1965	140	137.3
1966	164	137.3
1967	168	137.3
1968	161	137.3
1969	171	137.3
1970	153	141.1
1971	156	141.1
1972	109	141.1
1973	142	141.1
1974	113	141.1
1975	140	141.1
1976	132	141.1
1977	148	141.1
1978	136	141.1
1979	182	141.1
1980	152	144.7
1981	175	144.7
1982	140	144.7
1983	164	144.7
1984	142	144.7
1985	118	144.7
1986	158	144.7
1987	96	144.7
1988	151	144.7
1989	151	144.7
1990	145	144.6
1991	121	144.6
1992	138	144.6
1993	135	144.6
1994	172	144.6
1995	152	144.6
1996	136	144.6
1997	134	144.6
1998	153	144.6
1999	160	144.6
2000	134	120.4
2001	128	120.4
2002	105	120.4
2003	101	120.4
2004	114	120.4
2005	120	120.4
2006	123	120.4
2007	116	120.4
2008	148	120.4
2009	115	120.4
2010	122	119.7
2011	114	119.7
2012	138	119.7
2013	122	119.7
2014	102	119.7
2015	142	119.7
2016	94	119.7
2017	120	119.7
2018	116	119.7
2019	127	119.7
2020	136	124.1
2021	126	124.1
2022	125	124.1
2023	131	124.1
2024	156	124.1
2025	103	124.1
2026	92	124.1

For each year, a bar from the first to the last day at Stykkisholmur meeting 0 C (32 F).

First to last qualifying date each year at Stykkisholmur
Year	First date	Last date
1949	1949-01-01	1949-12-30
1950	1950-01-06	1950-12-31
1951	1951-01-01	1951-12-31
1952	1952-01-01	1952-12-31
1953	1953-01-01	1953-12-30
1954	1954-01-02	1954-12-31
1955	1955-01-01	1955-12-31
1956	1956-01-01	1956-12-24
1957	1957-01-01	1957-12-31
1958	1958-01-01	1958-12-31
1959	1959-01-01	1959-12-31
1960	1960-01-01	1960-12-30
1961	1961-01-01	1961-12-31
1962	1962-01-05	1962-12-31
1963	1963-01-01	1963-12-31
1964	1964-01-01	1964-12-31
1965	1965-01-01	1965-12-31
1966	1966-01-01	1966-12-31
1967	1967-01-01	1967-12-31
1968	1968-01-01	1968-12-30
1969	1969-01-03	1969-12-31
1970	1970-01-02	1970-12-29
1971	1971-01-02	1971-12-28
1972	1972-01-14	1972-12-31
1973	1973-01-01	1973-12-31
1974	1974-01-01	1974-12-31
1975	1975-01-01	1975-12-31
1976	1976-01-01	1976-12-31
1977	1977-01-01	1977-12-31
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-12-31
1980	1980-01-01	1980-12-31
1981	1981-01-01	1981-12-31
1982	1982-01-01	1982-12-31
1983	1983-01-01	1983-12-31
1984	1984-01-01	1984-12-31
1985	1985-01-05	1985-12-31
1986	1986-01-01	1986-12-31
1987	1987-01-01	1987-12-31
1988	1988-01-01	1988-12-31
1989	1989-01-02	1989-12-30
1990	1990-01-02	1990-12-31
1991	1991-01-01	1991-12-31
1992	1992-01-01	1992-12-31
1993	1993-01-01	1993-12-31
1994	1994-01-01	1994-12-31
1995	1995-01-01	1995-12-31
1996	1996-01-01	1996-12-30
1997	1997-01-05	1997-12-31
1998	1998-01-01	1998-12-30
1999	1999-01-01	1999-12-31
2000	2000-01-01	2000-12-31
2001	2001-01-01	2001-12-30
2002	2002-01-11	2002-12-30
2003	2003-01-01	2003-12-31
2004	2004-01-01	2004-12-31
2005	2005-01-01	2005-12-30
2006	2006-01-01	2006-12-22
2007	2007-01-01	2007-12-31
2008	2008-01-02	2008-12-31
2009	2009-01-01	2009-12-31
2010	2010-01-01	2010-12-31
2011	2011-01-01	2011-12-31
2012	2012-01-01	2012-12-31
2013	2013-01-01	2013-12-31
2014	2014-01-01	2014-12-28
2015	2015-01-01	2015-12-31
2016	2016-01-01	2016-12-31
2017	2017-01-01	2017-12-31
2018	2018-01-01	2018-12-31
2019	2019-01-01	2019-12-30
2020	2020-01-02	2020-12-31
2021	2021-01-01	2021-12-31
2022	2022-01-01	2022-12-31
2023	2023-01-01	2023-12-31
2024	2024-01-01	2024-12-31
2025	2025-01-01	2025-12-31
2026	2026-01-01	2026-05-08

Every Fixed Threshold

Fixed thresholds at Stykkisholmur
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
0 C (32 F): Ice days (max	78	88	1951	25
0 C (32 F): Frost days (min	78	182	1979	92
-10 C (14 F): Days with min	63	29	1969	2
10 mm (0.39 in): Days with 10 mm or more rain	50	32	1989	12
25 mm (0.98 in): Days with 25 mm or more rain	38	6	1974	1
50 mm (1.97 in): Days with 50 mm or more rain	2	1	1958	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

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Data for Stykkisholmur 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Stykkisholmur Threshold Days by Year (IC000004013)

Key Facts for Stykkisholmur Thresholds

Nights at or below 0 C (32 F)

Every Fixed Threshold

Download the Data

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