Arkaroola Threshold Days by Year (ASN00017099)

14 fixed thresholds counted per year at Arkaroola (ASN00017099): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Arkaroola Thresholds

Arkaroola: days with 10 mm (0.39 in) or more of precipitation in 81 years, most in 1974 with 26.
Arkaroola: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 1974 with 11.
Arkaroola: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 1974 with 4.
Arkaroola: days with a maximum temperature at or above 30 C (86 F) in 30 years, most in 1980 with 129.
14 fixed thresholds have at least one qualifying day at Arkaroola.

Days at or above 30 C (86 F)

30 years with a qualifying day

Days per year at Arkaroola with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 129 in 1980.

Days at or above 30 C (86 F) per year at Arkaroola
Year	Days	Decade average
1978	94	102
1979	110	102
1980	129	108.4
1981	112	108.4
1982	117	108.4
1983	112	108.4
1984	97	108.4
1985	107	108.4
1986	106	108.4
1987	100	108.4
1989	96	108.4
1990	118	109.3
1991	123	109.3
1992	106	109.3
1993	100	109.3
1994	112	109.3
1995	97	109.3
1996	110	109.3
1997	113	109.3
1998	111	109.3
1999	103	109.3
2001	111	112.3
2002	116	112.3
2003	110	112.3
2004	112	112.3
2011	98	111.8
2012	121	111.8
2013	127	111.8
2016	101	111.8
2026	53	53

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

First to last qualifying date each year at Arkaroola
Year	First date	Last date
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-12-30
1980	1980-01-05	1980-12-31
1981	1981-01-01	1981-12-31
1982	1982-01-01	1982-12-31
1983	1983-01-01	1983-12-31
1984	1984-01-02	1984-12-31
1985	1985-01-01	1985-12-30
1986	1986-01-03	1986-12-31
1987	1987-01-01	1987-12-31
1989	1989-01-01	1989-12-31
1990	1990-01-01	1990-12-31
1991	1991-01-01	1991-12-31
1992	1992-01-01	1992-12-31
1993	1993-01-01	1993-12-31
1994	1994-01-01	1994-12-31
1995	1995-01-01	1995-12-30
1996	1996-01-05	1996-12-31
1997	1997-01-01	1997-12-31
1998	1998-01-01	1998-12-31
1999	1999-01-01	1999-12-27
2001	2001-01-01	2001-12-30
2002	2002-01-05	2002-12-30
2003	2003-01-03	2003-12-31
2004	2004-01-01	2004-12-30
2011	2011-01-01	2011-12-31
2012	2012-01-01	2012-12-31
2013	2013-01-01	2013-12-31
2016	2016-01-04	2016-12-17
2026	2026-01-01	2026-10-01

Every Fixed Threshold

Fixed thresholds at Arkaroola
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	30	129	1980	53
35 C (95 F): Days	30	68	1991	25
40 C (104 F): Days	30	24	1979	11
45 C (113 F): Days	3	1	1981	3
90 F (32.2 C): Days	30	92	1991	43
100 F (37.8 C): Days	30	38	1980	14
110 F (43.3 C): Days	16	6	1979	7
0 C (32 F): Frost days (min	27	33	1994	1
20 C (68 F): Tropical nights (min	27	63	2003	35
25 C (77 F): Days with min	27	20	1982	11
10 mm (0.39 in): Days with 10 mm or more rain	81	26	1974	14
25 mm (0.98 in): Days with 25 mm or more rain	68	11	1974	9
50 mm (1.97 in): Days with 50 mm or more rain	36	4	1974	4
100 mm (3.94 in): Days with 100 mm or more rain	8	1	1956	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1978.

Download the Data

Data for Arkaroola 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).

Arkaroola Threshold Days by Year (ASN00017099)

Key Facts for Arkaroola Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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