Ste Therese Ouest Weather Records (CA007017755)

Record envelope, standing records and threshold days for Ste Therese Ouest (CA007017755), Quebec, Canada, with 50 years of record.

Key Facts for Ste Therese Ouest

Ste Therese Ouest (CA007017755) is a weather station in Quebec, Canada at 45.65 latitude and -73.88 longitude, 61 m (200 ft) above sea level.
The station reports from 1961 to 2010, 50 years of record.
1,464 records set at Ste Therese Ouest still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Quebec, Canada, 45.65 latitude, -73.88 longitude.
Elevation: 61 m (200 ft).
Period of record: 1961 to 2010, 50 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Ste Therese Ouest. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Ste Therese Ouest, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	10.0 C (50.0 F)	-40.0 C (-40.0 F)	n/a	n/a
Feb	13.3 C (55.9 F)	-41.1 C (-42.0 F)	n/a	n/a
Mar	17.8 C (64.0 F)	-30.0 C (-22.0 F)	n/a	n/a
Apr	30.0 C (86.0 F)	-16.7 C (1.9 F)	n/a	n/a
May	32.8 C (91.0 F)	-6.7 C (19.9 F)	n/a	n/a
Jun	34.4 C (93.9 F)	-1.1 C (30.0 F)	n/a	n/a
Jul	34.0 C (93.2 F)	3.3 C (37.9 F)	n/a	n/a
Aug	35.0 C (95.0 F)	0.6 C (33.1 F)	n/a	n/a
Sep	32.5 C (90.5 F)	-3.9 C (25.0 F)	n/a	n/a
Oct	27.2 C (81.0 F)	-9.4 C (15.1 F)	n/a	n/a
Nov	18.3 C (64.9 F)	-23.3 C (-9.9 F)	n/a	n/a
Dec	14.0 C (57.2 F)	-38.3 C (-36.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Ste Therese Ouest still stand. 1965 holds the most, with 81.

Standing records at Ste Therese Ouest by the year they were set
Year set	Standing records
1962	7
1963	53
1964	79
1965	81
1966	75
1967	75
1968	79
1969	62
1970	74
1971	78
1972	69
1973	78
1974	63
1975	55
1976	68
1977	62
1978	51
1979	81
1980	49
1981	77
1982	76
1983	72

Wettest Day of Each Month

Sep: 85.3 mm (3.4 in)

The wettest day on record for each calendar month at Ste Therese Ouest. The most was 85.3 mm (3.4 in) on 12 September 1963.

Record daily precipitation for each month at Ste Therese Ouest
Month	Record daily precipitation (mm)	Date
Jan	40.4 mm (1.6 in)	30 January 1969
Feb	37.6 mm (1.5 in)	2 February 1983
Mar	45.7 mm (1.8 in)	17 March 1973
Apr	39.4 mm (1.6 in)	2 April 1979
May	40.9 mm (1.6 in)	18 May 1969
Jun	67.8 mm (2.7 in)	11 June 1973
Jul	65.8 mm (2.6 in)	29 July 1974
Aug	68.3 mm (2.7 in)	4 August 1974
Sep	85.3 mm (3.4 in)	12 September 1963
Oct	70.6 mm (2.8 in)	5 October 1979
Nov	49.8 mm (2.0 in)	4 November 1983
Dec	43.2 mm (1.7 in)	4 December 1961

Period of Record Coverage

1962 to 1983

22 years of record at Ste Therese Ouest, 1962 to 1983. 2 years have data for under 90 percent of days and are left out of rankings: 1962, 1971.

Days with data per year at Ste Therese Ouest
Year	Days with data	Share of year	Complete
1962	30	8%	No
1963	364	100%	Yes
1964	366	100%	Yes
1965	365	100%	Yes
1966	365	100%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	335	92%	Yes
1970	355	97%	Yes
1971	322	88%	No
1972	366	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	364	100%	Yes
1979	365	100%	Yes
1980	366	100%	Yes
1981	365	100%	Yes
1982	361	99%	Yes
1983	365	100%	Yes

Latest Records

No records were set at this station in the latest data.

Climate Trend

19 complete years, 1963 to 1983

One stripe for each of 19 complete years at Ste Therese Ouest, 1963 to 1983. Blue stripes are years cooler than the station's own mean of 5.3 C (41.5 F); red stripes are warmer. The coolest year was 1972, at 4.2 C (39.6 F), and the warmest was 1981, at 6.4 C (43.5 F). The strongest colour marks a difference of 1.2 C (2.2 F).

Annual mean temperature at Ste Therese Ouest as warming stripes, 1963 to 1983
Year	Annual mean temperature	Difference from the station mean
1963	5.0 C	-0.26 C
1964	5.6 C	+0.35 C
1965	4.8 C	-0.46 C
1966	5.4 C	+0.11 C
1967	4.6 C	-0.72 C
1968	4.7 C	-0.53 C
1970	4.6 C	-0.66 C
1972	4.2 C	-1.06 C
1973	6.4 C	+1.09 C
1974	4.8 C	-0.43 C
1975	5.9 C	+0.65 C
1976	4.4 C	-0.89 C
1977	5.9 C	+0.58 C
1978	4.7 C	-0.59 C
1979	6.1 C	+0.82 C
1980	5.0 C	-0.31 C
1981	6.4 C	+1.12 C
1982	5.4 C	+0.08 C
1983	6.3 C	+1.07 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1961 to 1983

Yearly extremes at Ste Therese Ouest: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	35.0 C (95.0 F)	1975	32.5 C (90.5 F)	22
Coldest night (TNn)	-41.1 C (-42.0 F)	1971	-34.1 C (-29.5 F)	22
Wettest day (Rx1day)	85.3 mm (3.4 in)	1963	47.8 mm (1.9 in)	23
Wettest five days (Rx5day)	113.1 mm (4.5 in)	1983	71.4 mm (2.8 in)	23
Longest dry spell (CDD)	24 days	1962	15 days	23

Hottest day (TXx)

The hottest day of the year at Ste Therese Ouest, 1961 to 1983. The record is 35.0 C (95.0 F) in 1975, marked on the chart; the median year is 32.5 C (90.5 F).

Hottest day (TXx) at Ste Therese Ouest by year
Year	Hottest day (TXx)
1961	n/a
1962	6.7 C (44.1 F)
1963	32.8 C (91.0 F)
1964	34.4 C (93.9 F)
1965	31.7 C (89.1 F)
1966	33.9 C (93.0 F)
1967	31.1 C (88.0 F)
1968	32.2 C (90.0 F)
1969	32.2 C (90.0 F)
1970	32.2 C (90.0 F)
1971	33.3 C (91.9 F)
1972	31.7 C (89.1 F)
1973	31.7 C (89.1 F)
1974	30.6 C (87.1 F)
1975	35.0 C (95.0 F)
1976	31.1 C (88.0 F)
1977	32.8 C (91.0 F)
1978	33.3 C (91.9 F)
1979	32.8 C (91.0 F)
1980	32.2 C (90.0 F)
1981	33.3 C (91.9 F)
1982	34.0 C (93.2 F)
1983	33.5 C (92.3 F)

Coldest night (TNn)

The coldest night of the year at Ste Therese Ouest, 1961 to 1983. The record is -41.1 C (-42.0 F) in 1971, marked on the chart; the median year is -34.1 C (-29.5 F).

Coldest night (TNn) at Ste Therese Ouest by year
Year	Coldest night (TNn)
1961	n/a
1962	-29.4 C (-20.9 F)
1963	-36.1 C (-33.0 F)
1964	-30.0 C (-22.0 F)
1965	-34.4 C (-29.9 F)
1966	-33.3 C (-27.9 F)
1967	-37.2 C (-35.0 F)
1968	-32.8 C (-27.0 F)
1969	-30.6 C (-23.1 F)
1970	-38.3 C (-36.9 F)
1971	-41.1 C (-42.0 F)
1972	-37.8 C (-36.0 F)
1973	-33.9 C (-29.0 F)
1974	-34.4 C (-29.9 F)
1975	-32.8 C (-27.0 F)
1976	-37.2 C (-35.0 F)
1977	-29.4 C (-20.9 F)
1978	-33.3 C (-27.9 F)
1979	-34.4 C (-29.9 F)
1980	-32.8 C (-27.0 F)
1981	-35.6 C (-32.1 F)
1982	-37.0 C (-34.6 F)
1983	-33.0 C (-27.4 F)

Wettest day (Rx1day)

The wettest day of the year at Ste Therese Ouest, 1961 to 1983. The record is 85.3 mm (3.4 in) in 1963, marked on the chart; the median year is 47.8 mm (1.9 in).

Wettest day (Rx1day) at Ste Therese Ouest by year
Year	Wettest day (Rx1day)
1961	43.2 mm (1.7 in)
1962	32.5 mm (1.3 in)
1963	85.3 mm (3.4 in)
1964	47.8 mm (1.9 in)
1965	51.6 mm (2.0 in)
1966	38.4 mm (1.5 in)
1967	37.1 mm (1.5 in)
1968	35.1 mm (1.4 in)
1969	43.2 mm (1.7 in)
1970	48.0 mm (1.9 in)
1971	28.4 mm (1.1 in)
1972	49.3 mm (1.9 in)
1973	67.8 mm (2.7 in)
1974	68.3 mm (2.7 in)
1975	55.4 mm (2.2 in)
1976	38.6 mm (1.5 in)
1977	43.4 mm (1.7 in)
1978	47.5 mm (1.9 in)
1979	70.6 mm (2.8 in)
1980	61.7 mm (2.4 in)
1981	40.1 mm (1.6 in)
1982	64.6 mm (2.5 in)
1983	49.8 mm (2.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Ste Therese Ouest, 1961 to 1983. The record is 113.1 mm (4.5 in) in 1983, marked on the chart; the median year is 71.4 mm (2.8 in).

Wettest five days (Rx5day) at Ste Therese Ouest by year
Year	Wettest five days (Rx5day)
1961	47.7 mm (1.9 in)
1962	51.9 mm (2.0 in)
1963	86.6 mm (3.4 in)
1964	76.7 mm (3.0 in)
1965	80.1 mm (3.2 in)
1966	49.9 mm (2.0 in)
1967	63.3 mm (2.5 in)
1968	57.4 mm (2.3 in)
1969	64.0 mm (2.5 in)
1970	53.3 mm (2.1 in)
1971	63.0 mm (2.5 in)
1972	79.3 mm (3.1 in)
1973	85.6 mm (3.4 in)
1974	84.1 mm (3.3 in)
1975	80.6 mm (3.2 in)
1976	63.0 mm (2.5 in)
1977	54.2 mm (2.1 in)
1978	58.2 mm (2.3 in)
1979	103.1 mm (4.1 in)
1980	97.4 mm (3.8 in)
1981	71.4 mm (2.8 in)
1982	78.6 mm (3.1 in)
1983	113.1 mm (4.5 in)

Longest dry spell (CDD)

The longest dry spell of the year at Ste Therese Ouest, 1961 to 1983. The record is 24 days in 1962, marked on the chart; the median year is 15 days.

Longest dry spell (CDD) at Ste Therese Ouest by year
Year	Longest dry spell (CDD)
1961	12 days
1962	24 days
1963	20 days
1964	16 days
1965	19 days
1966	12 days
1967	20 days
1968	18 days
1969	15 days
1970	18 days
1971	12 days
1972	11 days
1973	10 days
1974	18 days
1975	12 days
1976	12 days
1977	22 days
1978	16 days
1979	14 days
1980	18 days
1981	10 days
1982	11 days
1983	12 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Download the Data

Data for Ste Therese Ouest standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Ste Therese Ouest 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-14. Last revised 14 October 2026 (2026-10-14).