Rugby Threshold Days by Year (USC00327704)

18 fixed thresholds counted per year at Rugby (USC00327704): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rugby Thresholds

Rugby: nights with a minimum temperature at or below 0 C (32 F) in 69 years, most in 2002 with 225.
Rugby: nights with a minimum temperature at or below -10 C (14 F) in 69 years, most in 2013 with 137.
Rugby: nights with a minimum temperature at or below -20 C (-4 F) in 69 years, most in 1978 with 72.
Rugby: days with a maximum temperature at or above 30 C (86 F) in 68 years, most in 1961 with 63.
18 fixed thresholds have at least one qualifying day at Rugby.

Days at or above 30 C (86 F)

68 years with a qualifying day

Days per year at Rugby with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 63 in 1961.

Days at or above 30 C (86 F) per year at Rugby
Year	Days	Decade average
1950	19	30.8
1951	18	30.8
1952	42	30.8
1953	33	30.8
1954	16	30.8
1955	39	30.8
1956	25	30.8
1957	30	30.8
1958	32	30.8
1959	54	30.8
1960	46	36.2
1961	63	36.2
1962	15	36.2
1963	42	36.2
1964	26	36.2
1965	21	36.2
1966	45	36.2
1967	44	36.2
1968	25	36.2
1969	35	36.2
1970	47	33.1
1971	23	33.1
1972	30	33.1
1973	31	33.1
1974	36	33.1
1975	28	33.1
1976	46	33.1
1977	27	33.1
1978	37	33.1
1979	26	33.1
1980	37	42.6
1981	35	42.6
1987	37	42.6
1988	58	42.6
1989	46	42.6
1990	30	19.7
1991	38	19.7
1992	17	19.7
1993	6	19.7
1994	10	19.7
1996	22	19.7
1997	18	19.7
1998	23	19.7
1999	13	19.7
2000	16	19.9
2001	29	19.9
2002	25	19.9
2003	27	19.9
2004	5	19.9
2006	31	19.9
2007	24	19.9
2008	12	19.9
2009	10	19.9
2011	22	21
2012	30	21
2013	18	21
2014	9	21
2015	22	21
2016	20	21
2017	24	21
2018	26	21
2019	18	21
2020	27	28.2
2021	45	28.2
2023	32	28.2
2024	13	28.2
2025	23	28.2
2026	29	28.2

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

First to last qualifying date each year at Rugby
Year	First date	Last date
1950	1950-06-04	1950-09-07
1951	1951-05-23	1951-07-31
1952	1952-04-26	1952-09-27
1953	1953-06-11	1953-10-01
1954	1954-06-23	1954-09-01
1955	1955-05-02	1955-09-05
1956	1956-05-21	1956-09-26
1957	1957-07-01	1957-08-11
1958	1958-05-11	1958-09-13
1959	1959-06-02	1959-09-14
1960	1960-05-12	1960-09-21
1961	1961-05-29	1961-09-01
1962	1962-06-27	1962-09-02
1963	1963-05-30	1963-10-04
1964	1964-05-20	1964-08-09
1965	1965-05-13	1965-08-17
1966	1966-05-21	1966-09-13
1967	1967-06-27	1967-09-12
1968	1968-06-02	1968-09-14
1969	1969-05-26	1969-09-13
1970	1970-05-17	1970-09-06
1971	1971-06-15	1971-09-03
1972	1972-05-15	1972-09-10
1973	1973-06-01	1973-08-31
1974	1974-06-03	1974-08-25
1975	1975-06-07	1975-08-24
1976	1976-06-02	1976-10-01
1977	1977-04-09	1977-08-12
1978	1978-05-24	1978-09-10
1979	1979-05-16	1979-08-19
1980	1980-04-20	1980-09-07
1981	1981-06-27	1981-09-12
1987	1987-04-18	1987-09-15
1988	1988-04-07	1988-08-24
1989	1989-05-07	1989-09-30
1990	1990-04-21	1990-09-11
1991	1991-05-12	1991-09-07
1992	1992-05-06	1992-10-01
1993	1993-05-13	1993-08-11
1994	1994-05-17	1994-09-09
1996	1996-06-09	1996-09-06
1997	1997-05-31	1997-10-02
1998	1998-06-25	1998-09-11
1999	1999-07-12	1999-08-31
2000	2000-06-07	2000-08-26
2001	2001-04-28	2001-09-05
2002	2002-05-28	2002-09-17
2003	2003-05-29	2003-09-08
2004	2004-07-18	2004-09-19
2006	2006-05-23	2006-09-15
2007	2007-06-11	2007-09-29
2008	2008-07-01	2008-08-31
2009	2009-07-24	2009-09-20
2011	2011-06-30	2011-10-06
2012	2012-05-11	2012-09-11
2013	2013-05-14	2013-09-07
2014	2014-05-24	2014-09-27
2015	2015-06-28	2015-09-14
2016	2016-05-06	2016-09-02
2017	2017-06-02	2017-09-13
2018	2018-05-25	2018-08-31
2019	2019-05-30	2019-09-18
2020	2020-06-02	2020-09-23
2021	2021-06-03	2021-10-06
2023	2023-05-24	2023-09-20
2024	2024-07-13	2024-09-29
2025	2025-05-06	2025-09-29
2026	2026-05-26	2026-08-25

Every Fixed Threshold

Fixed thresholds at Rugby
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	68	63	1961	29
35 C (95 F): Days	52	30	1988	2
40 C (104 F): Days	3	6	1988	1
90 F (32.2 C): Days	67	42	1961	16
100 F (37.8 C): Days	14	18	1988	3
0 C (32 F): Ice days (max	68	127	2013	52
0 C (32 F): Frost days (min	69	225	2002	124
-10 C (14 F): Days with min	69	137	2013	54
-20 C (-4 F): Days with min	69	72	1978	24
-30 C (-22 F): Days with min	67	28	1996	4
-40 C (-40 F): Days with min	5	3	1996	1
20 C (68 F): Tropical nights (min	50	9	1975	7
25 C (77 F): Days with min	1	1	1963	1
10 mm (0.39 in): Days with 10 mm or more rain	61	22	1994	7
25 mm (0.98 in): Days with 25 mm or more rain	57	6	1954	2
50 mm (1.97 in): Days with 50 mm or more rain	20	3	1980	1
10 cm (3.9 in): Days with 10 cm or more snowfall	38	6	1996	1
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1989	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

Data for Rugby 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).

Rugby Threshold Days by Year (USC00327704)

Key Facts for Rugby Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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