Sydney A Threshold Days by Year (CA008205700)

15 fixed thresholds counted per year at Sydney A (CA008205700): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sydney A Thresholds

Sydney A: days with a maximum temperature at or below 0 C (32 F) in 42 years, most in 1972 with 84.
Sydney A: nights with a minimum temperature at or below 0 C (32 F) in 42 years, most in 1965 with 199.
Sydney A: nights with a minimum temperature at or below -10 C (14 F) in 42 years, most in 1972 with 73.
Sydney A: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1983 with 62.
15 fixed thresholds have at least one qualifying day at Sydney A.

Days at or above 30 C (86 F)

34 years with a qualifying day

Days per year at Sydney A with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 17 in 1949.

Days at or above 30 C (86 F) per year at Sydney A
Year	Days	Decade average
1942	3	7.9
1944	9	7.9
1945	4	7.9
1946	5	7.9
1947	14	7.9
1948	3	7.9
1949	17	7.9
1951	2	3.8
1952	10	3.8
1954	2	3.8
1955	1	3.8
1959	4	3.8
1960	3	4
1961	4	4
1962	3	4
1963	4	4
1965	2	4
1967	8	4
1968	3	4
1969	5	4
1970	8	3.6
1971	3	3.6
1972	2	3.6
1973	1	3.6
1974	1	3.6
1975	7	3.6
1976	6	3.6
1977	2	3.6
1978	4	3.6
1979	2	3.6
1980	1	2.3
1981	2	2.3
1982	4	2.3
1983	2	2.3

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

First to last qualifying date each year at Sydney A
Year	First date	Last date
1942	1942-08-22	1942-09-02
1944	1944-06-28	1944-08-17
1945	1945-07-19	1945-08-21
1946	1946-06-26	1946-08-06
1947	1947-06-30	1947-09-12
1948	1948-07-01	1948-09-07
1949	1949-06-14	1949-08-28
1951	1951-07-11	1951-07-16
1952	1952-07-08	1952-09-03
1954	1954-06-22	1954-06-23
1955	1955-07-01	1955-07-01
1959	1959-07-12	1959-07-28
1960	1960-05-31	1960-08-20
1961	1961-07-24	1961-08-19
1962	1962-06-16	1962-06-30
1963	1963-07-14	1963-07-28
1965	1965-06-21	1965-06-29
1967	1967-06-05	1967-07-21
1968	1968-07-09	1968-09-22
1969	1969-06-15	1969-09-01
1970	1970-07-10	1970-08-17
1971	1971-08-01	1971-08-10
1972	1972-05-29	1972-07-03
1973	1973-07-09	1973-07-09
1974	1974-08-12	1974-08-12
1975	1975-06-24	1975-07-20
1976	1976-06-06	1976-08-22
1977	1977-06-29	1977-08-29
1978	1978-07-09	1978-08-17
1979	1979-07-10	1979-07-11
1980	1980-06-26	1980-06-26
1981	1981-07-03	1981-08-01
1982	1982-07-08	1982-07-20
1983	1983-07-05	1983-09-06

Every Fixed Threshold

Fixed thresholds at Sydney A
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	34	17	1949	2
35 C (95 F): Days	1	2	1944	2
90 F (32.2 C): Days	18	8	1947	1
0 C (32 F): Ice days (max	42	84	1972	59
0 C (32 F): Frost days (min	42	199	1965	141
-10 C (14 F): Days with min	42	73	1972	25
-20 C (-4 F): Days with min	29	13	1975	2
20 C (68 F): Tropical nights (min	10	5	1947	1
10 mm (0.39 in): Days with 10 mm or more rain	42	62	1983	62
25 mm (0.98 in): Days with 25 mm or more rain	42	26	1983	26
50 mm (1.97 in): Days with 50 mm or more rain	35	5	1942	3
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1981	1
10 cm (3.9 in): Days with 10 cm or more snowfall	42	20	1964	10
25 cm (9.8 in): Days with 25 cm or more snowfall	26	5	1967	3
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1964	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1942.

Download the Data

Data for Sydney A 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).

Sydney A Threshold Days by Year (CA008205700)

Key Facts for Sydney A Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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