Newport Threshold Days by Year (USC00435542)

17 fixed thresholds counted per year at Newport (USC00435542): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Newport Thresholds

Newport: nights with a minimum temperature at or below 0 C (32 F) in 88 years, most in 1956 with 215.
Newport: nights with a minimum temperature at or below -10 C (14 F) in 88 years, most in 1978 with 98.
Newport: nights with a minimum temperature at or below -20 C (-4 F) in 88 years, most in 2015 with 46.
Newport: days with a maximum temperature at or above 30 C (86 F) in 84 years, most in 1947 with 35.
17 fixed thresholds have at least one qualifying day at Newport.

Days at or above 30 C (86 F)

84 years with a qualifying day

Days per year at Newport with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 35 in 1947.

Days at or above 30 C (86 F) per year at Newport
Year	Days	Decade average
1930	9	7.3
1931	12	7.3
1932	3	7.3
1933	12	7.3
1934	5	7.3
1935	10	7.3
1936	2	7.3
1938	9	7.3
1939	4	7.3
1940	3	16.2
1941	12	16.2
1942	6	16.2
1943	3	16.2
1945	24	16.2
1946	17	16.2
1947	35	16.2
1948	22	16.2
1949	24	16.2
1950	10	13.7
1951	7	13.7
1952	20	13.7
1953	18	13.7
1954	3	13.7
1955	30	13.7
1956	9	13.7
1957	11	13.7
1958	6	13.7
1959	23	13.7
1960	9	11.7
1961	12	11.7
1962	10	11.7
1963	15	11.7
1964	11	11.7
1965	8	11.7
1966	12	11.7
1967	13	11.7
1968	11	11.7
1969	16	11.7
1970	22	16.3
1971	14	16.3
1972	12	16.3
1973	22	16.3
1974	8	16.3
1975	24	16.3
1976	14	16.3
1977	14	16.3
1978	18	16.3
1979	15	16.3
1980	7	12.7
1981	6	12.7
1986	6	12.7
1987	15	12.7
1988	25	12.7
1989	17	12.7
1990	14	14.3
1991	15	14.3
1992	3	14.3
1993	10	14.3
1994	18	14.3
1996	7	14.3
1997	12	14.3
1998	17	14.3
1999	33	14.3
2000	7	11.6
2001	29	11.6
2004	3	11.6
2005	18	11.6
2006	11	11.6
2007	12	11.6
2008	7	11.6
2009	6	11.6
2010	14	10.4
2011	8	10.4
2012	12	10.4
2013	9	10.4
2014	7	10.4
2015	8	10.4
2016	10	10.4
2017	9	10.4
2018	19	10.4
2019	8	10.4
2020	18	20
2021	23	20
2022	19	20

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

First to last qualifying date each year at Newport
Year	First date	Last date
1930	1930-06-05	1930-09-02
1931	1931-06-19	1931-09-13
1932	1932-05-16	1932-09-01
1933	1933-06-08	1933-08-02
1934	1934-06-05	1934-09-26
1935	1935-07-11	1935-08-20
1936	1936-05-08	1936-07-11
1938	1938-06-21	1938-08-16
1939	1939-07-07	1939-09-16
1940	1940-07-25	1940-08-18
1941	1941-06-20	1941-08-08
1942	1942-06-11	1942-09-18
1943	1943-07-11	1943-07-14
1945	1945-06-14	1945-09-09
1946	1946-06-24	1946-09-20
1947	1947-06-11	1947-09-12
1948	1948-06-03	1948-09-13
1949	1949-06-03	1949-08-27
1950	1950-05-26	1950-08-27
1951	1951-05-20	1951-09-13
1952	1952-06-24	1952-08-28
1953	1953-05-10	1953-09-05
1954	1954-06-21	1954-08-25
1955	1955-05-22	1955-09-19
1956	1956-06-12	1956-08-18
1957	1957-06-11	1957-08-03
1958	1958-07-01	1958-08-31
1959	1959-05-27	1959-09-09
1960	1960-06-17	1960-09-09
1961	1961-05-15	1961-09-23
1962	1962-04-28	1962-08-31
1963	1963-06-02	1963-07-29
1964	1964-05-23	1964-08-30
1965	1965-06-28	1965-09-23
1966	1966-05-24	1966-08-09
1967	1967-06-03	1967-08-17
1968	1968-07-01	1968-08-25
1969	1969-06-02	1969-09-01
1970	1970-05-01	1970-08-16
1971	1971-05-19	1971-08-19
1972	1972-05-28	1972-09-01
1973	1973-06-11	1973-09-05
1974	1974-05-15	1974-08-22
1975	1975-05-20	1975-08-16
1976	1976-04-19	1976-08-22
1977	1977-05-21	1977-09-01
1978	1978-05-24	1978-08-19
1979	1979-05-09	1979-08-02
1980	1980-06-14	1980-08-05
1981	1981-06-16	1981-07-09
1986	1986-04-29	1986-07-25
1987	1987-05-30	1987-08-17
1988	1988-06-12	1988-08-13
1989	1989-05-18	1989-09-10
1990	1990-04-27	1990-08-27
1991	1991-05-16	1991-08-30
1992	1992-05-22	1992-08-26
1993	1993-06-25	1993-08-27
1994	1994-05-22	1994-08-04
1996	1996-06-11	1996-09-05
1997	1997-06-10	1997-08-16
1998	1998-05-16	1998-09-21
1999	1999-05-30	1999-09-05
2000	2000-05-07	2000-09-01
2001	2001-05-02	2001-09-09
2004	2004-05-15	2004-07-23
2005	2005-06-10	2005-09-15
2006	2006-06-01	2006-08-03
2007	2007-05-11	2007-09-08
2008	2008-06-08	2008-09-06
2009	2009-05-22	2009-08-19
2010	2010-05-26	2010-09-04
2011	2011-06-02	2011-08-02
2012	2012-05-21	2012-08-27
2013	2013-06-01	2013-09-12
2014	2014-06-04	2014-09-06
2015	2015-05-09	2015-09-10
2016	2016-05-28	2016-08-12
2017	2017-05-18	2017-09-28
2018	2018-06-01	2018-09-18
2019	2019-07-05	2019-07-31
2020	2020-05-27	2020-08-12
2021	2021-05-21	2021-08-27
2022	2022-05-13	2022-08-31

Every Fixed Threshold

Fixed thresholds at Newport
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	84	35	1947	19
35 C (95 F): Days	10	2	2001	2
90 F (32.2 C): Days	71	13	1955	4
0 C (32 F): Ice days (max	84	95	2019	71
0 C (32 F): Frost days (min	88	215	1956	171
-10 C (14 F): Days with min	88	98	1978	70
-20 C (-4 F): Days with min	88	46	2015	34
-30 C (-22 F): Days with min	67	12	1994	2
-40 C (-40 F): Days with min	1	1	1933	1
20 C (68 F): Tropical nights (min	57	8	1939	2
10 mm (0.39 in): Days with 10 mm or more rain	70	44	2005	36
25 mm (0.98 in): Days with 25 mm or more rain	68	13	1973	13
50 mm (1.97 in): Days with 50 mm or more rain	28	3	2011	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	2011	1
10 cm (3.9 in): Days with 10 cm or more snowfall	69	12	2007	7
25 cm (9.8 in): Days with 25 cm or more snowfall	41	3	1987	1
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	2007	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1930.

Download the Data

Data for Newport 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).

Newport Threshold Days by Year (USC00435542)

Key Facts for Newport Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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