Orchard Hills Treatment Works Threshold Days by Year

12 fixed thresholds counted per year at Orchard Hills Treatment Works (ASN00067084): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Orchard Hills Treatment Works Thresholds

Orchard Hills Treatment Works: days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 2022 with 43.
Orchard Hills Treatment Works: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 2022 with 20.
Orchard Hills Treatment Works: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 1978 with 6.
Orchard Hills Treatment Works: days with a maximum temperature at or above 30 C (86 F) in 15 years, most in 1977 with 72.
12 fixed thresholds have at least one qualifying day at Orchard Hills Treatment Works.

Days at or above 30 C (86 F)

15 years with a qualifying day

Days per year at Orchard Hills Treatment Works with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 72 in 1977.

Days at or above 30 C (86 F) per year at Orchard Hills Treatment Works
Year	Days	Decade average
1971	33	43
1972	24	43
1973	44	43
1974	40	43
1976	41	43
1977	72	43
1978	47	43
1980	65	45.5
1981	51	45.5
1982	60	45.5
1984	35	45.5
1985	36	45.5
1986	35	45.5
1987	44	45.5
1988	38	45.5

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

First to last qualifying date each year at Orchard Hills Treatment Works
Year	First date	Last date
1971	1971-01-01	1971-12-31
1972	1972-01-10	1972-12-30
1973	1973-01-02	1973-12-29
1974	1974-01-04	1974-12-30
1976	1976-01-03	1976-12-31
1977	1977-01-01	1977-12-31
1978	1978-01-01	1978-12-27
1980	1980-01-11	1980-12-28
1981	1981-01-01	1981-12-29
1982	1982-01-01	1982-12-30
1984	1984-01-03	1984-12-25
1985	1985-01-02	1985-12-31
1986	1986-01-02	1986-12-31
1987	1987-01-04	1987-12-27
1988	1988-01-01	1988-12-25

Every Fixed Threshold

Fixed thresholds at Orchard Hills Treatment Works
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	15	72	1977	38
35 C (95 F): Days	15	23	1980	8
40 C (104 F): Days	7	3	1980	1
90 F (32.2 C): Days	15	43	1980	18
100 F (37.8 C): Days	14	12	1980	2
0 C (32 F): Frost days (min	8	2	1972	1
20 C (68 F): Tropical nights (min	12	20	1981	11
10 mm (0.39 in): Days with 10 mm or more rain	45	43	2022	24
25 mm (0.98 in): Days with 25 mm or more rain	45	20	2022	6
50 mm (1.97 in): Days with 50 mm or more rain	36	6	1978	1
100 mm (3.94 in): Days with 100 mm or more rain	10	2	1978	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1986	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1971.

Download the Data

Data for Orchard Hills Treatment Works 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).

Orchard Hills Treatment Works Threshold Days by Year

Key Facts for Orchard Hills Treatment Works Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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