Ronaldsway Threshold Days by Year (UKE00108854)

5 fixed thresholds counted per year at Ronaldsway (UKE00108854): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ronaldsway Thresholds

Ronaldsway: nights with a minimum temperature at or below 0 C (32 F) in 67 years, most in 1963 with 48.
Ronaldsway: days with 10 mm (0.39 in) or more of precipitation in 67 years, most in 2002 with 35.
Ronaldsway: days with 25 mm (0.98 in) or more of precipitation in 59 years, most in 1968 with 7.
Ronaldsway: days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 1968 with 2.
5 fixed thresholds have at least one qualifying day at Ronaldsway.

Nights at or below 0 C (32 F)

67 years with a qualifying day

Days per year at Ronaldsway with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 48 in 1963.

Nights at or below 0 C (32 F) per year at Ronaldsway
Year	Days	Decade average
1960	29	28.7
1961	20	28.7
1962	32	28.7
1963	48	28.7
1964	18	28.7
1965	36	28.7
1966	16	28.7
1967	18	28.7
1968	29	28.7
1969	41	28.7
1970	29	22
1971	15	22
1972	16	22
1973	31	22
1974	11	22
1975	14	22
1976	20	22
1977	23	22
1978	29	22
1979	32	22
1980	26	21.2
1981	23	21.2
1982	23	21.2
1983	18	21.2
1984	10	21.2
1985	39	21.2
1986	28	21.2
1987	30	21.2
1988	7	21.2
1989	8	21.2
1990	6	12.6
1991	21	12.6
1992	11	12.6
1993	14	12.6
1994	10	12.6
1995	14	12.6
1996	21	12.6
1997	13	12.6
1998	9	12.6
1999	7	12.6
2000	7	9.7
2001	17	9.7
2002	2	9.7
2003	10	9.7
2004	12	9.7
2005	11	9.7
2006	10	9.7
2007	7	9.7
2008	9	9.7
2009	12	9.7
2010	44	10.4
2011	9	10.4
2012	4	10.4
2013	15	10.4
2014	1	10.4
2015	5	10.4
2016	7	10.4
2017	4	10.4
2018	10	10.4
2019	5	10.4
2020	2	6.9
2021	14	6.9
2022	6	6.9
2023	9	6.9
2024	5	6.9
2025	7	6.9
2026	5	6.9

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

First to last qualifying date each year at Ronaldsway
Year	First date	Last date
1960	1960-01-08	1960-12-21
1961	1961-01-07	1961-12-31
1962	1962-01-01	1962-12-29
1963	1963-01-10	1963-12-21
1964	1964-01-21	1964-12-29
1965	1965-01-03	1965-12-29
1966	1966-01-04	1966-11-21
1967	1967-01-05	1967-12-20
1968	1968-01-08	1968-12-28
1969	1969-01-06	1969-12-28
1970	1970-01-01	1970-12-31
1971	1971-01-01	1971-12-03
1972	1972-01-25	1972-12-25
1973	1973-01-17	1973-12-31
1974	1974-01-01	1974-11-27
1975	1975-01-19	1975-12-18
1976	1976-01-02	1976-12-29
1977	1977-01-02	1977-11-30
1978	1978-01-12	1978-12-31
1979	1979-01-01	1979-11-17
1980	1980-01-01	1980-12-19
1981	1981-01-05	1981-12-26
1982	1982-01-01	1982-12-24
1983	1983-02-02	1983-12-11
1984	1984-01-09	1984-04-17
1985	1985-01-03	1985-12-30
1986	1986-01-04	1986-12-23
1987	1987-01-03	1987-12-10
1988	1988-03-02	1988-11-27
1989	1989-03-17	1989-12-20
1990	1990-02-16	1990-12-15
1991	1991-01-13	1991-11-20
1992	1992-01-10	1992-12-30
1993	1993-02-27	1993-12-26
1994	1994-01-17	1994-12-22
1995	1995-01-02	1995-12-29
1996	1996-01-27	1996-12-29
1997	1997-01-01	1997-12-04
1998	1998-01-20	1998-12-21
1999	1999-01-10	1999-12-20
2000	2000-02-20	2000-12-30
2001	2001-01-19	2001-12-31
2002	2002-01-01	2002-02-14
2003	2003-01-05	2003-12-31
2004	2004-01-17	2004-12-20
2005	2005-01-22	2005-12-29
2006	2006-01-29	2006-04-10
2007	2007-01-23	2007-11-24
2008	2008-01-04	2008-12-11
2009	2009-01-01	2009-12-28
2010	2010-01-01	2010-12-26
2011	2011-01-07	2011-03-16
2012	2012-01-28	2012-12-06
2013	2013-01-15	2013-11-23
2014	2014-03-03	2014-03-03
2015	2015-01-19	2015-11-23
2016	2016-01-16	2016-11-27
2017	2017-01-23	2017-12-12
2018	2018-01-21	2018-10-30
2019	2019-01-21	2019-02-03
2020	2020-03-05	2020-12-25
2021	2021-01-02	2021-12-06
2022	2022-12-08	2022-12-16
2023	2023-01-17	2023-12-02
2024	2024-01-07	2024-11-21
2025	2025-01-02	2025-12-31
2026	2026-01-05	2026-02-14

Every Fixed Threshold

Fixed thresholds at Ronaldsway
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
0 C (32 F): Ice days (max	2	1	1982	1
0 C (32 F): Frost days (min	67	48	1963	5
10 mm (0.39 in): Days with 10 mm or more rain	67	35	2002	12
25 mm (0.98 in): Days with 25 mm or more rain	59	7	1968	1
50 mm (1.97 in): Days with 50 mm or more rain	12	2	1968	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1982.

Download the Data

Data for Ronaldsway 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).

Ronaldsway Threshold Days by Year (UKE00108854)

Key Facts for Ronaldsway Thresholds

Nights at or below 0 C (32 F)

Every Fixed Threshold

Download the Data

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