Wiscoy 1 E Threshold Days by Year (USC00309533)

15 fixed thresholds counted per year at Wiscoy 1 E (USC00309533): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wiscoy 1 E Thresholds

Wiscoy 1 E: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1961 with 35.
Wiscoy 1 E: days with 25 mm (0.98 in) or more of precipitation in 49 years, most in 1945 with 10.
Wiscoy 1 E: days with 50 mm (1.97 in) or more of precipitation in 27 years, most in 1949 with 2.
Wiscoy 1 E: days with 10 cm (3.9 in) or more of snowfall in 23 years, most in 1950 with 9.
15 fixed thresholds have at least one qualifying day at Wiscoy 1 E.

Days at or above 30 C (86 F)

16 years with a qualifying day

Days per year at Wiscoy 1 E with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 63 in 1955.

Days at or above 30 C (86 F) per year at Wiscoy 1 E
Year	Days	Decade average
1941	51	43.3
1942	38	43.3
1943	41	43.3
1944	44	43.3
1945	33	43.3
1946	29	43.3
1947	48	43.3
1949	62	43.3
1950	20	32.9
1951	33	32.9
1952	54	32.9
1953	39	32.9
1954	35	32.9
1955	63	32.9
1956	14	32.9
1958	5	32.9

For each year, a bar from the first to the last day at Wiscoy 1 E meeting 30 C (86 F).

First to last qualifying date each year at Wiscoy 1 E
Year	First date	Last date
1941	1941-04-19	1941-10-07
1942	1942-04-28	1942-09-19
1943	1943-06-03	1943-09-07
1944	1944-05-03	1944-09-03
1945	1945-06-14	1945-09-11
1946	1946-06-24	1946-09-28
1947	1947-06-10	1947-10-16
1949	1949-05-04	1949-10-10
1950	1950-05-05	1950-08-31
1951	1951-06-18	1951-10-05
1952	1952-06-08	1952-09-15
1953	1953-05-10	1953-09-05
1954	1954-04-21	1954-09-29
1955	1955-05-04	1955-09-20
1956	1956-06-13	1956-09-06
1958	1958-07-05	1958-08-31

Every Fixed Threshold

Fixed thresholds at Wiscoy 1 E
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	16	63	1955	5
35 C (95 F): Days	9	11	1955	11
90 F (32.2 C): Days	15	40	1955	5
100 F (37.8 C): Days	1	1	1955	1
0 C (32 F): Ice days (max	16	57	1945	53
0 C (32 F): Frost days (min	18	195	1943	167
-10 C (14 F): Days with min	18	65	1943	66
-20 C (-4 F): Days with min	18	17	1943	17
-30 C (-22 F): Days with min	2	2	1945	2
20 C (68 F): Tropical nights (min	10	7	1955	7
10 mm (0.39 in): Days with 10 mm or more rain	49	35	1961	18
25 mm (0.98 in): Days with 25 mm or more rain	49	10	1945	2
50 mm (1.97 in): Days with 50 mm or more rain	27	2	1949	1
10 cm (3.9 in): Days with 10 cm or more snowfall	23	9	1950	2
25 cm (9.8 in): Days with 25 cm or more snowfall	6	1	1950	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

Download the Data

Data for Wiscoy 1 E 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).

Wiscoy 1 E Threshold Days by Year (USC00309533)

Key Facts for Wiscoy 1 E Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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