Hemmingford Four Winds Threshold Days by Year (CA007023075)

15 fixed thresholds counted per year at Hemmingford Four Winds (CA007023075): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hemmingford Four Winds Thresholds

Hemmingford Four Winds: days with a maximum temperature at or above 30 C (86 F) in 23 years, most in 1983 with 24.
Hemmingford Four Winds: days with a maximum temperature at or below 0 C (32 F) in 23 years, most in 1978 with 99.
Hemmingford Four Winds: nights with a minimum temperature at or below 0 C (32 F) in 23 years, most in 1965 with 183.
Hemmingford Four Winds: nights with a minimum temperature at or below -10 C (14 F) in 23 years, most in 1972 with 92.
15 fixed thresholds have at least one qualifying day at Hemmingford Four Winds.

Days at or above 30 C (86 F)

23 years with a qualifying day

Days per year at Hemmingford Four Winds with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 24 in 1983.

Days at or above 30 C (86 F) per year at Hemmingford Four Winds
Year	Days	Decade average
1961	10	7.8
1962	3	7.8
1963	6	7.8
1964	12	7.8
1965	9	7.8
1966	7	7.8
1967	8	7.8
1968	10	7.8
1969	5	7.8
1970	22	13.7
1971	12	13.7
1972	6	13.7
1973	13	13.7
1974	5	13.7
1975	23	13.7
1976	7	13.7
1977	16	13.7
1978	17	13.7
1979	16	13.7
1980	10	12.5
1981	4	12.5
1982	12	12.5
1983	24	12.5

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

First to last qualifying date each year at Hemmingford Four Winds
Year	First date	Last date
1961	1961-06-12	1961-09-23
1962	1962-04-28	1962-05-19
1963	1963-06-24	1963-06-30
1964	1964-05-23	1964-07-29
1965	1965-06-27	1965-09-23
1966	1966-05-27	1966-07-25
1967	1967-06-03	1967-08-17
1968	1968-07-01	1968-07-22
1969	1969-06-27	1969-08-31
1970	1970-06-02	1970-09-22
1971	1971-05-19	1971-08-19
1972	1972-06-15	1972-07-21
1973	1973-07-07	1973-09-05
1974	1974-05-15	1974-08-21
1975	1975-05-20	1975-08-26
1976	1976-04-18	1976-08-21
1977	1977-05-17	1977-08-29
1978	1978-05-27	1978-08-16
1979	1979-05-09	1979-08-04
1980	1980-06-14	1980-08-08
1981	1981-06-16	1981-07-09
1982	1982-07-06	1982-07-25
1983	1983-06-13	1983-09-21

Every Fixed Threshold

Fixed thresholds at Hemmingford Four Winds
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	23	24	1983	24
35 C (95 F): Days	4	1	1964	1
90 F (32.2 C): Days	17	12	1975	4
0 C (32 F): Ice days (max	23	99	1978	63
0 C (32 F): Frost days (min	23	183	1965	160
-10 C (14 F): Days with min	23	92	1972	57
-20 C (-4 F): Days with min	23	41	1968	13
-30 C (-22 F): Days with min	19	7	1967	1
20 C (68 F): Tropical nights (min	23	15	1975	8
25 C (77 F): Days with min	4	1	1966	1
10 mm (0.39 in): Days with 10 mm or more rain	16	38	1983	38
25 mm (0.98 in): Days with 25 mm or more rain	15	9	1973	9
50 mm (1.97 in): Days with 50 mm or more rain	5	1	1973	1
10 cm (3.9 in): Days with 10 cm or more snowfall	14	8	1973	4
25 cm (9.8 in): Days with 25 cm or more snowfall	3	2	1978	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1961.

Download the Data

Data for Hemmingford Four Winds 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).

Hemmingford Four Winds Threshold Days by Year (CA007023075)

Key Facts for Hemmingford Four Winds Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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