St Hyacinthe 2 Threshold Days by Year (CA007027361)

15 fixed thresholds counted per year at St Hyacinthe 2 (CA007027361): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for St Hyacinthe 2 Thresholds

St Hyacinthe 2: days with a maximum temperature at or above 30 C (86 F) in 14 years, most in 1983 with 27.
St Hyacinthe 2: days with a maximum temperature at or below 0 C (32 F) in 14 years, most in 1971 with 99.
St Hyacinthe 2: nights with a minimum temperature at or below 0 C (32 F) in 14 years, most in 1978 with 171.
St Hyacinthe 2: nights with a minimum temperature at or below -10 C (14 F) in 14 years, most in 1978 with 97.
15 fixed thresholds have at least one qualifying day at St Hyacinthe 2.

Days at or above 30 C (86 F)

14 years with a qualifying day

Days per year at St Hyacinthe 2 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 27 in 1983.

Days at or above 30 C (86 F) per year at St Hyacinthe 2
Year	Days	Decade average
1969	10	10
1970	19	12.9
1971	11	12.9
1973	13	12.9
1974	3	12.9
1975	19	12.9
1976	7	12.9
1977	11	12.9
1978	14	12.9
1979	19	12.9
1980	4	11.8
1981	5	11.8
1982	11	11.8
1983	27	11.8

For each year, a bar from the first to the last day at St Hyacinthe 2 meeting 30 C (86 F).

First to last qualifying date each year at St Hyacinthe 2
Year	First date	Last date
1969	1969-06-12	1969-08-31
1970	1970-06-02	1970-08-20
1971	1971-05-19	1971-08-19
1973	1973-07-07	1973-09-05
1974	1974-06-10	1974-07-29
1975	1975-05-20	1975-08-10
1976	1976-06-06	1976-08-21
1977	1977-05-17	1977-08-29
1978	1978-05-25	1978-08-16
1979	1979-05-09	1979-08-04
1980	1980-06-14	1980-07-14
1981	1981-06-16	1981-07-10
1982	1982-05-07	1982-07-22
1983	1983-06-13	1983-09-20

Every Fixed Threshold

Fixed thresholds at St Hyacinthe 2
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	14	27	1983	27
35 C (95 F): Days	2	1	1975	1
90 F (32.2 C): Days	9	8	1978	8
0 C (32 F): Ice days (max	14	99	1971	65
0 C (32 F): Frost days (min	14	171	1978	158
-10 C (14 F): Days with min	14	97	1978	61
-20 C (-4 F): Days with min	14	36	1970	15
-30 C (-22 F): Days with min	12	8	1971	1
20 C (68 F): Tropical nights (min	14	19	1973	8
25 C (77 F): Days with min	1	1	1978	1
10 mm (0.39 in): Days with 10 mm or more rain	14	47	1983	47
25 mm (0.98 in): Days with 25 mm or more rain	14	11	1983	11
50 mm (1.97 in): Days with 50 mm or more rain	9	1	1973	1
10 cm (3.9 in): Days with 10 cm or more snowfall	14	8	1975	5
25 cm (9.8 in): Days with 25 cm or more snowfall	5	1	1969	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

Data for St Hyacinthe 2 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).

St Hyacinthe 2 Threshold Days by Year (CA007027361)

Key Facts for St Hyacinthe 2 Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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