Newport River Threshold Days by Year (USC00366297)

17 fixed thresholds counted per year at Newport River (USC00366297): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Newport River Thresholds

Newport River: days with 10 mm (0.39 in) or more of precipitation in 58 years, most in 1942 with 49.
Newport River: days with 25 mm (0.98 in) or more of precipitation in 58 years, most in 1942 with 22.
Newport River: days with a maximum temperature at or above 30 C (86 F) in 43 years, most in 1959 with 74.
Newport River: days with a maximum temperature at or below 0 C (32 F) in 43 years, most in 1977 with 40.
17 fixed thresholds have at least one qualifying day at Newport River.

Days at or above 30 C (86 F)

43 years with a qualifying day

Days per year at Newport River with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 74 in 1959.

Days at or above 30 C (86 F) per year at Newport River
Year	Days	Decade average
1949	62	62
1950	41	57.6
1951	56	57.6
1952	64	57.6
1953	61	57.6
1954	51	57.6
1955	71	57.6
1956	44	57.6
1957	70	57.6
1958	44	57.6
1959	74	57.6
1960	43	52.3
1961	37	52.3
1962	59	52.3
1963	54	52.3
1964	70	52.3
1965	58	52.3
1966	69	52.3
1967	36	52.3
1968	50	52.3
1969	47	52.3
1970	53	39.3
1971	38	39.3
1972	29	39.3
1973	47	39.3
1974	35	39.3
1975	26	39.3
1976	32	39.3
1977	54	39.3
1978	48	39.3
1979	31	39.3
1980	69	34.7
1981	25	34.7
1982	22	34.7
1983	59	34.7
1984	22	34.7
1985	22	34.7
1986	24	34.7
1987	42	34.7
1988	49	34.7
1989	13	34.7
1990	36	47
1991	58	47

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

First to last qualifying date each year at Newport River
Year	First date	Last date
1949	1949-04-27	1949-10-12
1950	1950-06-03	1950-09-01
1951	1951-04-30	1951-10-06
1952	1952-04-23	1952-09-15
1953	1953-05-11	1953-10-01
1954	1954-05-03	1954-10-13
1955	1955-05-05	1955-09-19
1956	1956-04-29	1956-09-24
1957	1957-04-22	1957-09-23
1958	1958-04-19	1958-09-27
1959	1959-05-07	1959-10-07
1960	1960-04-15	1960-09-09
1961	1961-06-02	1961-08-30
1962	1962-04-27	1962-10-13
1963	1963-04-03	1963-10-08
1964	1964-04-18	1964-09-19
1965	1965-05-04	1965-09-24
1966	1966-06-05	1966-09-04
1967	1967-05-28	1967-08-19
1968	1968-06-06	1968-09-05
1969	1969-04-28	1969-09-18
1970	1970-05-02	1970-09-27
1971	1971-05-19	1971-09-11
1972	1972-04-20	1972-09-18
1973	1973-04-23	1973-09-06
1974	1974-04-29	1974-09-14
1975	1975-05-21	1975-07-31
1976	1976-04-17	1976-09-10
1977	1977-03-31	1977-09-06
1978	1978-05-21	1978-09-22
1979	1979-05-09	1979-09-05
1980	1980-05-06	1980-09-23
1981	1981-05-23	1981-08-29
1982	1982-05-08	1982-09-03
1983	1983-04-29	1983-09-21
1984	1984-05-23	1984-08-17
1985	1985-04-19	1985-09-10
1986	1986-03-30	1986-09-30
1987	1987-05-17	1987-08-22
1988	1988-06-01	1988-08-29
1989	1989-06-02	1989-09-11
1990	1990-04-27	1990-09-03
1991	1991-04-08	1991-09-18

Every Fixed Threshold

Fixed thresholds at Newport River
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	43	74	1959	58
35 C (95 F): Days	29	21	1955	12
40 C (104 F): Days	2	2	1966	2
90 F (32.2 C): Days	42	48	1966	26
100 F (37.8 C): Days	11	7	1955	2
0 C (32 F): Ice days (max	43	40	1977	7
0 C (32 F): Frost days (min	43	149	1974	140
-10 C (14 F): Days with min	43	50	1963	22
-20 C (-4 F): Days with min	23	8	1961	2
20 C (68 F): Tropical nights (min	43	29	1987	9
25 C (77 F): Days with min	2	1	1983	1
10 mm (0.39 in): Days with 10 mm or more rain	58	49	1942	21
25 mm (0.98 in): Days with 25 mm or more rain	58	22	1942	3
50 mm (1.97 in): Days with 50 mm or more rain	39	4	1950	3
100 mm (3.94 in): Days with 100 mm or more rain	4	2	1975	2
10 cm (3.9 in): Days with 10 cm or more snowfall	32	5	1978	1
25 cm (9.8 in): Days with 25 cm or more snowfall	9	1	1946	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.

Download the Data

Data for Newport River 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 River Threshold Days by Year (USC00366297)

Key Facts for Newport River Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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