Sandy Hook Threshold Days by Year (USC00287865)

16 fixed thresholds counted per year at Sandy Hook (USC00287865): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sandy Hook Thresholds

Sandy Hook: days with a maximum temperature at or above 30 C (86 F) in 22 years, most in 1983 with 57.
Sandy Hook: days with a maximum temperature at or below 0 C (32 F) in 22 years, most in 1885 with 32.
Sandy Hook: nights with a minimum temperature at or below 0 C (32 F) in 22 years, most in 1879 with 102.
Sandy Hook: nights with a minimum temperature at or above 20 C (68 F) in 22 years, most in 1973 with 55.
16 fixed thresholds have at least one qualifying day at Sandy Hook.

Days at or above 30 C (86 F)

22 years with a qualifying day

Days per year at Sandy Hook with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 57 in 1983.

Days at or above 30 C (86 F) per year at Sandy Hook
Year	Days	Decade average
1878	17	18.5
1879	20	18.5
1880	31	21.1
1881	28	21.1
1882	18	21.1
1883	22	21.1
1884	17	21.1
1885	15	21.1
1886	17	21.1
1970	15	21
1972	16	21
1973	36	21
1974	24	21
1975	15	21
1976	20	21
1982	30	38.3
1983	57	38.3
1984	28	38.3
1991	39	27.3
1992	9	27.3
1994	22	27.3
1995	39	27.3

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

First to last qualifying date each year at Sandy Hook
Year	First date	Last date
1878	1878-06-27	1878-09-02
1879	1879-05-31	1879-09-01
1880	1880-05-25	1880-09-18
1881	1881-05-11	1881-10-01
1882	1882-06-24	1882-09-19
1883	1883-06-05	1883-08-23
1884	1884-05-22	1884-09-11
1885	1885-06-14	1885-08-24
1886	1886-05-30	1886-09-28
1970	1970-07-27	1970-09-24
1972	1972-07-11	1972-08-30
1973	1973-06-10	1973-09-06
1974	1974-06-10	1974-08-30
1975	1975-05-24	1975-08-04
1976	1976-04-17	1976-09-13
1982	1982-07-09	1982-09-13
1983	1983-06-12	1983-09-21
1984	1984-06-08	1984-08-18
1991	1991-05-26	1991-09-18
1992	1992-05-23	1992-09-19
1994	1994-05-21	1994-08-28
1995	1995-06-08	1995-09-08

Every Fixed Threshold

Fixed thresholds at Sandy Hook
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	22	57	1983	39
35 C (95 F): Days	11	4	1991	1
90 F (32.2 C): Days	19	27	1983	18
100 F (37.8 C): Days	2	1	1881	1
0 C (32 F): Ice days (max	22	32	1885	17
0 C (32 F): Frost days (min	22	102	1879	73
-10 C (14 F): Days with min	21	26	1885	6
-20 C (-4 F): Days with min	1	1	1880	1
20 C (68 F): Tropical nights (min	22	55	1973	43
25 C (77 F): Days with min	6	3	1973	3
10 mm (0.39 in): Days with 10 mm or more rain	21	56	1983	29
25 mm (0.98 in): Days with 25 mm or more rain	21	20	1983	8
50 mm (1.97 in): Days with 50 mm or more rain	20	7	1874	1
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1874	1
10 cm (3.9 in): Days with 10 cm or more snowfall	6	2	1991	2
25 cm (9.8 in): Days with 25 cm or more snowfall	1	0	n/a	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1878.

Download the Data

Data for Sandy Hook 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).

Sandy Hook Threshold Days by Year (USC00287865)

Key Facts for Sandy Hook Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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