Trois Rivieres Aqueduc Threshold Days by Year (CA00701HE63)

14 fixed thresholds counted per year at Trois Rivieres Aqueduc (CA00701HE63): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Trois Rivieres Aqueduc Thresholds

Trois Rivieres Aqueduc: days with 10 mm (0.39 in) or more of precipitation in 9 years, most in 1983 with 48.
Trois Rivieres Aqueduc: days with 25 mm (0.98 in) or more of precipitation in 9 years, most in 1983 with 14.
Trois Rivieres Aqueduc: days with 10 cm (3.9 in) or more of snowfall in 9 years, most in 1977 with 15.
Trois Rivieres Aqueduc: days with a maximum temperature at or above 30 C (86 F) in 8 years, most in 1983 with 17.
14 fixed thresholds have at least one qualifying day at Trois Rivieres Aqueduc.

Days at or above 30 C (86 F)

8 years with a qualifying day

Days per year at Trois Rivieres Aqueduc with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 17 in 1983.

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

First to last qualifying date each year at Trois Rivieres Aqueduc
Year	First date	Last date
1976	1976-06-06	1976-08-21
1977	1977-05-17	1977-08-29
1978	1978-05-28	1978-08-16
1979	1979-05-09	1979-07-25
1980	1980-06-25	1980-08-24
1981	1981-06-16	1981-07-10
1982	1982-06-10	1982-07-18
1983	1983-06-13	1983-09-06

Every Fixed Threshold

Fixed thresholds at Trois Rivieres Aqueduc
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	8	17	1983	17
90 F (32.2 C): Days	4	3	1977	3
0 C (32 F): Ice days (max	8	108	1978	80
0 C (32 F): Frost days (min	8	190	1976	176
-10 C (14 F): Days with min	8	102	1976	69
-20 C (-4 F): Days with min	8	54	1976	21
-30 C (-22 F): Days with min	8	9	1976	2
-40 C (-40 F): Days with min	1	1	1976	1
20 C (68 F): Tropical nights (min	7	6	1978	5
10 mm (0.39 in): Days with 10 mm or more rain	9	48	1983	48
25 mm (0.98 in): Days with 25 mm or more rain	9	14	1983	14
50 mm (1.97 in): Days with 50 mm or more rain	4	2	1979	2
10 cm (3.9 in): Days with 10 cm or more snowfall	9	15	1977	7
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1977	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1976.

Download the Data

Data for Trois Rivieres Aqueduc 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).

Trois Rivieres Aqueduc Threshold Days by Year (CA00701HE63)

Key Facts for Trois Rivieres Aqueduc Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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