Abercorn Threshold Days by Year (CA007020040)

15 fixed thresholds counted per year at Abercorn (CA007020040): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Abercorn Thresholds

Abercorn: days with a maximum temperature at or above 30 C (86 F) in 33 years, most in 1955 with 23.
Abercorn: days with a maximum temperature at or below 0 C (32 F) in 33 years, most in 1978 with 88.
Abercorn: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1973 with 56.
Abercorn: days with 25 mm (0.98 in) or more of precipitation in 33 years, most in 1983 with 15.
15 fixed thresholds have at least one qualifying day at Abercorn.

Days at or above 30 C (86 F)

33 years with a qualifying day

Days per year at Abercorn with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 23 in 1955.

Days at or above 30 C (86 F) per year at Abercorn
Year	Days	Decade average
1951	1	7.9
1952	14	7.9
1953	13	7.9
1954	1	7.9
1955	23	7.9
1956	3	7.9
1957	5	7.9
1958	1	7.9
1959	10	7.9
1960	5	7.4
1961	3	7.4
1962	5	7.4
1963	18	7.4
1964	8	7.4
1965	4	7.4
1966	6	7.4
1967	6	7.4
1968	8	7.4
1969	11	7.4
1970	21	10.5
1971	11	10.5
1972	7	10.5
1973	10	10.5
1974	2	10.5
1975	15	10.5
1976	4	10.5
1977	10	10.5
1978	12	10.5
1979	13	10.5
1980	4	7.8
1981	4	7.8
1982	5	7.8
1983	18	7.8

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

First to last qualifying date each year at Abercorn
Year	First date	Last date
1951	1951-09-13	1951-09-13
1952	1952-06-17	1952-08-28
1953	1953-05-10	1953-09-05
1954	1954-06-22	1954-06-22
1955	1955-06-18	1955-08-22
1956	1956-06-14	1956-08-07
1957	1957-06-15	1957-08-24
1958	1958-08-31	1958-08-31
1959	1959-06-29	1959-09-09
1960	1960-06-17	1960-09-09
1961	1961-05-15	1961-08-10
1962	1962-05-18	1962-08-31
1963	1963-06-04	1963-07-29
1964	1964-05-23	1964-07-28
1965	1965-06-28	1965-08-15
1966	1966-06-14	1966-08-09
1967	1967-06-03	1967-07-21
1968	1968-07-01	1968-07-22
1969	1969-06-02	1969-08-31
1970	1970-05-01	1970-08-20
1971	1971-05-19	1971-08-19
1972	1972-05-29	1972-09-01
1973	1973-07-08	1973-09-05
1974	1974-06-10	1974-07-14
1975	1975-05-20	1975-08-03
1976	1976-06-10	1976-07-06
1977	1977-05-21	1977-08-29
1978	1978-05-27	1978-08-16
1979	1979-05-09	1979-08-02
1980	1980-06-24	1980-08-05
1981	1981-06-16	1981-07-09
1982	1982-07-07	1982-07-18
1983	1983-06-13	1983-09-06

Every Fixed Threshold

Fixed thresholds at Abercorn
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	33	23	1955	18
35 C (95 F): Days	1	1	1953	1
90 F (32.2 C): Days	20	9	1963	5
0 C (32 F): Ice days (max	33	88	1978	60
0 C (32 F): Frost days (min	32	199	1978	160
-10 C (14 F): Days with min	32	96	1978	69
-20 C (-4 F): Days with min	32	46	1963	20
-30 C (-22 F): Days with min	31	15	1979	3
-40 C (-40 F): Days with min	10	4	1979	4
20 C (68 F): Tropical nights (min	24	9	1955	3
10 mm (0.39 in): Days with 10 mm or more rain	33	56	1973	51
25 mm (0.98 in): Days with 25 mm or more rain	33	15	1983	15
50 mm (1.97 in): Days with 50 mm or more rain	16	2	1952	1
10 cm (3.9 in): Days with 10 cm or more snowfall	33	14	1975	6
25 cm (9.8 in): Days with 25 cm or more snowfall	16	3	1966	3

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

Download the Data

Data for Abercorn 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).

Abercorn Threshold Days by Year (CA007020040)

Key Facts for Abercorn Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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