Spencertown Threshold Days by Year (USC00308096)

14 fixed thresholds counted per year at Spencertown (USC00308096): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Spencertown Thresholds

Spencertown: days with a maximum temperature at or above 30 C (86 F) in 17 years, most in 1955 with 44.
Spencertown: days with a maximum temperature at or below 0 C (32 F) in 17 years, most in 1943 with 56.
Spencertown: days with a maximum temperature at or above 90 F (32.2 C) in 15 years, most in 1955 with 27.
Spencertown: nights with a minimum temperature at or below 0 C (32 F) in 15 years, most in 1956 with 183.
14 fixed thresholds have at least one qualifying day at Spencertown.

Days at or above 30 C (86 F)

17 years with a qualifying day

Days per year at Spencertown with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 44 in 1955.

Days at or above 30 C (86 F) per year at Spencertown
Year	Days	Decade average
1939	27	27
1940	17	24.9
1941	26	24.9
1942	19	24.9
1943	30	24.9
1944	38	24.9
1945	19	24.9
1946	15	24.9
1947	27	24.9
1949	33	24.9
1950	11	23.6
1951	14	23.6
1952	27	23.6
1953	35	23.6
1954	14	23.6
1955	44	23.6
1956	20	23.6

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

First to last qualifying date each year at Spencertown
Year	First date	Last date
1939	1939-05-07	1939-09-16
1940	1940-06-04	1940-09-21
1941	1941-04-15	1941-10-05
1942	1942-05-03	1942-09-17
1943	1943-06-03	1943-09-07
1944	1944-05-04	1944-09-02
1945	1945-06-11	1945-09-08
1946	1946-06-08	1946-09-20
1947	1947-05-24	1947-09-15
1949	1949-05-05	1949-08-28
1950	1950-06-07	1950-08-26
1951	1951-06-01	1951-08-31
1952	1952-06-17	1952-09-11
1953	1953-05-11	1953-09-05
1954	1954-06-20	1954-10-12
1955	1955-05-25	1955-08-22
1956	1956-05-31	1956-09-05

Every Fixed Threshold

Fixed thresholds at Spencertown
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	17	44	1955	20
35 C (95 F): Days	7	6	1955	6
90 F (32.2 C): Days	15	27	1955	6
0 C (32 F): Ice days (max	17	56	1943	36
0 C (32 F): Frost days (min	15	183	1956	183
-10 C (14 F): Days with min	15	64	1945	52
-20 C (-4 F): Days with min	14	19	1945	7
-30 C (-22 F): Days with min	3	1	1943	1
20 C (68 F): Tropical nights (min	14	13	1943	8
10 mm (0.39 in): Days with 10 mm or more rain	15	53	1945	33
25 mm (0.98 in): Days with 25 mm or more rain	15	12	1945	10
50 mm (1.97 in): Days with 50 mm or more rain	12	3	1944	1
10 cm (3.9 in): Days with 10 cm or more snowfall	8	10	1956	10
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1949	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1939.

Download the Data

Data for Spencertown 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).

Spencertown Threshold Days by Year (USC00308096)

Key Facts for Spencertown Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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