Adelaide (Waite Institute) Threshold Days by Year (ASN00023031)

11 fixed thresholds counted per year at Adelaide (Waite Institute) (ASN00023031): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Adelaide (Waite Institute) Thresholds

Adelaide (Waite Institute): days with 10 mm (0.39 in) or more of precipitation in 90 years, most in 1971 with 29.
Adelaide (Waite Institute): days with 25 mm (0.98 in) or more of precipitation in 78 years, most in 1983 with 6.
Adelaide (Waite Institute): days with a maximum temperature at or above 30 C (86 F) in 25 years, most in 1982 with 59.
Adelaide (Waite Institute): days with a maximum temperature at or above 35 C (95 F) in 25 years, most in 1982 with 26.
11 fixed thresholds have at least one qualifying day at Adelaide (Waite Institute).

Days at or above 30 C (86 F)

25 years with a qualifying day

Days per year at Adelaide (Waite Institute) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 59 in 1982.

Days at or above 30 C (86 F) per year at Adelaide (Waite Institute)
Year	Days	Decade average
1956	30	31.5
1957	33	31.5
1966	44	43.5
1967	45	43.5
1968	49	43.5
1969	36	43.5
1970	42	42.7
1971	44	42.7
1973	49	42.7
1974	32	42.7
1975	43	42.7
1976	39	42.7
1977	50	42.7
1978	35	42.7
1979	50	42.7
1980	48	46.5
1981	48	46.5
1982	59	46.5
1983	43	46.5
1984	37	46.5
1985	44	46.5
1995	42	39
1996	36	39
2002	37	38.5
2004	40	38.5

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

First to last qualifying date each year at Adelaide (Waite Institute)
Year	First date	Last date
1956	1956-01-07	1956-12-23
1957	1957-01-02	1957-12-28
1966	1966-01-02	1966-12-27
1967	1967-01-04	1967-12-26
1968	1968-01-06	1968-12-29
1969	1969-01-06	1969-12-28
1970	1970-01-07	1970-12-26
1971	1971-01-05	1971-12-25
1973	1973-01-01	1973-12-29
1974	1974-01-03	1974-12-23
1975	1975-01-01	1975-12-31
1976	1976-01-02	1976-12-31
1977	1977-01-04	1977-12-31
1978	1978-01-09	1978-12-31
1979	1979-01-01	1979-12-29
1980	1980-01-09	1980-12-31
1981	1981-01-01	1981-12-31
1982	1982-01-05	1982-12-31
1983	1983-01-06	1983-12-29
1984	1984-01-05	1984-12-29
1985	1985-01-08	1985-12-29
1995	1995-01-03	1995-12-30
1996	1996-01-07	1996-12-21
2002	2002-01-05	2002-12-30
2004	2004-01-02	2004-12-31

Every Fixed Threshold

Fixed thresholds at Adelaide (Waite Institute)
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	25	59	1982	40
35 C (95 F): Days	25	26	1982	13
40 C (104 F): Days	13	6	1981	2
90 F (32.2 C): Days	25	41	1982	28
100 F (37.8 C): Days	23	12	1982	5
110 F (43.3 C): Days	2	2	1968	1
20 C (68 F): Tropical nights (min	19	41	1968	22
25 C (77 F): Days with min	19	11	1982	6
10 mm (0.39 in): Days with 10 mm or more rain	90	29	1971	4
25 mm (0.98 in): Days with 25 mm or more rain	78	6	1983	1
50 mm (1.97 in): Days with 50 mm or more rain	14	2	1948	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1956.

Download the Data

Data for Adelaide (Waite Institute) 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).

Adelaide (Waite Institute) Threshold Days by Year (ASN00023031)

Key Facts for Adelaide (Waite Institute) Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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