Coderre Threshold Days by Year (CA004021600)

16 fixed thresholds counted per year at Coderre (CA004021600): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Coderre Thresholds

Coderre: days with a maximum temperature at or above 30 C (86 F) in 17 years, most in 1970 with 32.
Coderre: days with a maximum temperature at or below 0 C (32 F) in 17 years, most in 1982 with 124.
Coderre: nights with a minimum temperature at or below 0 C (32 F) in 17 years, most in 1970 with 221.
Coderre: nights with a minimum temperature at or below -10 C (14 F) in 17 years, most in 1975 with 131.
16 fixed thresholds have at least one qualifying day at Coderre.

Days at or above 30 C (86 F)

17 years with a qualifying day

Days per year at Coderre with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 32 in 1970.

Days at or above 30 C (86 F) per year at Coderre
Year	Days	Decade average
1965	19	18.3
1968	16	18.3
1969	20	18.3
1970	32	19.6
1971	25	19.6
1972	17	19.6
1973	19	19.6
1974	14	19.6
1975	17	19.6
1976	13	19.6
1977	12	19.6
1978	22	19.6
1979	25	19.6
1980	22	18.5
1981	27	18.5
1982	12	18.5
1983	13	18.5

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

First to last qualifying date each year at Coderre
Year	First date	Last date
1965	1965-06-11	1965-08-12
1968	1968-06-02	1968-09-11
1969	1969-05-26	1969-09-13
1970	1970-06-03	1970-09-04
1971	1971-05-13	1971-09-11
1972	1972-05-17	1972-08-29
1973	1973-06-23	1973-08-30
1974	1974-06-19	1974-08-06
1975	1975-06-24	1975-09-16
1976	1976-07-04	1976-09-17
1977	1977-04-26	1977-07-23
1978	1978-05-15	1978-09-04
1979	1979-06-12	1979-09-16
1980	1980-04-20	1980-09-07
1981	1981-05-20	1981-09-19
1982	1982-06-22	1982-09-09
1983	1983-06-09	1983-09-26

Every Fixed Threshold

Fixed thresholds at Coderre
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	17	32	1970	13
35 C (95 F): Days	15	10	1971	2
90 F (32.2 C): Days	16	19	1970	3
100 F (37.8 C): Days	4	2	1969	1
0 C (32 F): Ice days (max	17	124	1982	106
0 C (32 F): Frost days (min	17	221	1970	216
-10 C (14 F): Days with min	17	131	1975	93
-20 C (-4 F): Days with min	17	76	1978	40
-30 C (-22 F): Days with min	17	34	1982	15
-40 C (-40 F): Days with min	8	5	1969	2
20 C (68 F): Tropical nights (min	2	1	1965	1
10 mm (0.39 in): Days with 10 mm or more rain	15	15	1973	12
25 mm (0.98 in): Days with 25 mm or more rain	13	5	1974	1
50 mm (1.97 in): Days with 50 mm or more rain	3	1	1972	1
10 cm (3.9 in): Days with 10 cm or more snowfall	15	6	1983	6
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1982	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

Data for Coderre 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).

Coderre Threshold Days by Year (CA004021600)

Key Facts for Coderre Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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