Chapais 2 Weather Records (CA007091305)

Record envelope, standing records and threshold days for Chapais 2 (CA007091305), Quebec, Canada, with 43 years of record.

Key Facts for Chapais 2

Chapais 2 (CA007091305) is a weather station in Quebec, Canada at 49.78 latitude and -74.85 longitude, 396 m (1,299 ft) above sea level.
The station reports from 1962 to 2004, 43 years of record.
1,464 records set at Chapais 2 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, 49.78 latitude, -74.85 longitude.
Elevation: 396 m (1,299 ft).
Period of record: 1962 to 2004, 43 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 Chapais 2. 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 Chapais 2, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	4.4 C (39.9 F)	-43.3 C (-45.9 F)	n/a	n/a
Feb	7.0 C (44.6 F)	-42.8 C (-45.0 F)	n/a	n/a
Mar	14.4 C (57.9 F)	-36.1 C (-33.0 F)	n/a	n/a
Apr	22.8 C (73.0 F)	-27.2 C (-17.0 F)	n/a	n/a
May	30.6 C (87.1 F)	-16.1 C (3.0 F)	n/a	n/a
Jun	32.8 C (91.0 F)	-5.6 C (21.9 F)	n/a	n/a
Jul	33.3 C (91.9 F)	-0.6 C (30.9 F)	n/a	n/a
Aug	33.3 C (91.9 F)	-2.2 C (28.0 F)	n/a	n/a
Sep	28.0 C (82.4 F)	-6.0 C (21.2 F)	n/a	n/a
Oct	24.4 C (75.9 F)	-13.3 C (8.1 F)	n/a	n/a
Nov	17.8 C (64.0 F)	-27.8 C (-18.0 F)	n/a	n/a
Dec	11.0 C (51.8 F)	-40.6 C (-41.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Chapais 2 still stand. 1964 holds the most, with 101.

Standing records at Chapais 2 by the year they were set
Year set	Standing records
1962	29
1963	75
1964	101
1965	81
1966	58
1967	74
1968	96
1969	62
1970	70
1971	66
1972	68
1973	69
1974	57
1975	45
1976	62
1977	55
1978	48
1979	83
1980	73
1981	60
1982	73
1983	59

Wettest Day of Each Month

Aug: 59.9 mm (2.4 in)

The wettest day on record for each calendar month at Chapais 2. The most was 59.9 mm (2.4 in) on 8 August 1973.

Record daily precipitation for each month at Chapais 2
Month	Record daily precipitation (mm)	Date
Jan	25.4 mm (1.0 in)	6 January 1966
Feb	30.5 mm (1.2 in)	25 February 1965
Mar	25.0 mm (1.0 in)	19 March 1983
Apr	30.5 mm (1.2 in)	18 April 1975
May	48.3 mm (1.9 in)	29 May 1962
Jun	47.0 mm (1.9 in)	23 June 1965
Jul	57.9 mm (2.3 in)	25 July 1979
Aug	59.9 mm (2.4 in)	8 August 1973
Sep	37.6 mm (1.5 in)	15 September 1973
Oct	31.0 mm (1.2 in)	5 October 1979
Nov	34.8 mm (1.4 in)	26 November 1979
Dec	27.9 mm (1.1 in)	4 December 1968

Period of Record Coverage

1962 to 1983

22 years of record at Chapais 2, 1962 to 1983. 1 years have data for under 90 percent of days and are left out of rankings: 1962.

Days with data per year at Chapais 2
Year	Days with data	Share of year	Complete
1962	177	48%	No
1963	363	99%	Yes
1964	362	99%	Yes
1965	363	99%	Yes
1966	365	100%	Yes
1967	350	96%	Yes
1968	366	100%	Yes
1969	365	100%	Yes
1970	365	100%	Yes
1971	365	100%	Yes
1972	366	100%	Yes
1973	364	100%	Yes
1974	358	98%	Yes
1975	349	96%	Yes
1976	356	97%	Yes
1977	365	100%	Yes
1978	358	98%	Yes
1979	365	100%	Yes
1980	360	98%	Yes
1981	358	98%	Yes
1982	365	100%	Yes
1983	365	100%	Yes

Latest Records

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

Climate Trend

21 complete years, 1963 to 1983

One stripe for each of 21 complete years at Chapais 2, 1963 to 1983. Blue stripes are years cooler than the station's own mean of -0.2 C (31.7 F); red stripes are warmer. The coolest year was 1972, at -1.7 C (29.0 F), and the warmest was 1981, at 1.4 C (34.6 F). The strongest colour marks a difference of 1.7 C (3.1 F).

Annual mean temperature at Chapais 2 as warming stripes, 1963 to 1983
Year	Annual mean temperature	Difference from the station mean
1963	-0.4 C	-0.24 C
1964	-0.1 C	+0.05 C
1965	-1.6 C	-1.42 C
1966	0.6 C	+0.80 C
1967	-0.3 C	-0.11 C
1968	0.3 C	+0.47 C
1969	-0.1 C	+0.09 C
1970	-0.4 C	-0.26 C
1971	-0.1 C	+0.12 C
1972	-1.7 C	-1.50 C
1973	0.9 C	+1.07 C
1974	-1.2 C	-0.97 C
1975	0.3 C	+0.52 C
1976	-0.9 C	-0.70 C
1977	0.6 C	+0.75 C
1978	-0.7 C	-0.49 C
1979	0.3 C	+0.47 C
1980	-0.8 C	-0.63 C
1981	1.4 C	+1.62 C
1982	-0.6 C	-0.40 C
1983	0.5 C	+0.67 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

1962 to 1983

Yearly extremes at Chapais 2: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	33.3 C (91.9 F)	1967	30.9 C (87.5 F)	22
Coldest night (TNn)	-43.3 C (-45.9 F)	1965	-40.3 C (-40.5 F)	22
Wettest day (Rx1day)	59.9 mm (2.4 in)	1973	35.6 mm (1.4 in)	22
Wettest five days (Rx5day)	87.9 mm (3.5 in)	1979	62.7 mm (2.5 in)	22
Longest dry spell (CDD)	27 days	1972	13 days	22

Hottest day (TXx)

The hottest day of the year at Chapais 2, 1962 to 1983. The record is 33.3 C (91.9 F) in 1967, marked on the chart; the median year is 30.9 C (87.5 F).

Hottest day (TXx) at Chapais 2 by year
Year	Hottest day (TXx)
1962	30.6 C (87.1 F)
1963	32.2 C (90.0 F)
1964	31.7 C (89.1 F)
1965	30.0 C (86.0 F)
1966	31.7 C (89.1 F)
1967	33.3 C (91.9 F)
1968	31.1 C (88.0 F)
1969	32.2 C (90.0 F)
1970	31.7 C (89.1 F)
1971	29.4 C (84.9 F)
1972	29.4 C (84.9 F)
1973	30.0 C (86.0 F)
1974	30.0 C (86.0 F)
1975	31.7 C (89.1 F)
1976	32.8 C (91.0 F)
1977	30.0 C (86.0 F)
1978	33.3 C (91.9 F)
1979	30.0 C (86.0 F)
1980	30.0 C (86.0 F)
1981	30.0 C (86.0 F)
1982	30.0 C (86.0 F)
1983	32.0 C (89.6 F)

Coldest night (TNn)

The coldest night of the year at Chapais 2, 1962 to 1983. The record is -43.3 C (-45.9 F) in 1965, marked on the chart; the median year is -40.3 C (-40.5 F).

Coldest night (TNn) at Chapais 2 by year
Year	Coldest night (TNn)
1962	-35.0 C (-31.0 F)
1963	-42.2 C (-44.0 F)
1964	-39.4 C (-38.9 F)
1965	-43.3 C (-45.9 F)
1966	-40.0 C (-40.0 F)
1967	-42.8 C (-45.0 F)
1968	-41.7 C (-43.1 F)
1969	-32.2 C (-26.0 F)
1970	-40.0 C (-40.0 F)
1971	-41.1 C (-42.0 F)
1972	-41.1 C (-42.0 F)
1973	-41.1 C (-42.0 F)
1974	-38.9 C (-38.0 F)
1975	-40.6 C (-41.1 F)
1976	-39.4 C (-38.9 F)
1977	-38.3 C (-36.9 F)
1978	-35.0 C (-31.0 F)
1979	-40.6 C (-41.1 F)
1980	-40.0 C (-40.0 F)
1981	-41.0 C (-41.8 F)
1982	-41.0 C (-41.8 F)
1983	-37.0 C (-34.6 F)

Wettest day (Rx1day)

The wettest day of the year at Chapais 2, 1962 to 1983. The record is 59.9 mm (2.4 in) in 1973, marked on the chart; the median year is 35.6 mm (1.4 in).

Wettest day (Rx1day) at Chapais 2 by year
Year	Wettest day (Rx1day)
1962	48.3 mm (1.9 in)
1963	43.4 mm (1.7 in)
1964	53.3 mm (2.1 in)
1965	47.0 mm (1.9 in)
1966	27.2 mm (1.1 in)
1967	31.8 mm (1.3 in)
1968	36.8 mm (1.4 in)
1969	31.8 mm (1.3 in)
1970	37.8 mm (1.5 in)
1971	40.4 mm (1.6 in)
1972	27.9 mm (1.1 in)
1973	59.9 mm (2.4 in)
1974	29.0 mm (1.1 in)
1975	37.6 mm (1.5 in)
1976	29.2 mm (1.1 in)
1977	34.3 mm (1.4 in)
1978	32.0 mm (1.3 in)
1979	57.9 mm (2.3 in)
1980	49.0 mm (1.9 in)
1981	30.0 mm (1.2 in)
1982	29.0 mm (1.1 in)
1983	34.0 mm (1.3 in)

Wettest five days (Rx5day)

The wettest five days of the year at Chapais 2, 1962 to 1983. The record is 87.9 mm (3.5 in) in 1979, marked on the chart; the median year is 62.7 mm (2.5 in).

Wettest five days (Rx5day) at Chapais 2 by year
Year	Wettest five days (Rx5day)
1962	71.9 mm (2.8 in)
1963	87.6 mm (3.4 in)
1964	77.5 mm (3.1 in)
1965	83.3 mm (3.3 in)
1966	61.1 mm (2.4 in)
1967	64.2 mm (2.5 in)
1968	46.0 mm (1.8 in)
1969	47.5 mm (1.9 in)
1970	55.7 mm (2.2 in)
1971	78.2 mm (3.1 in)
1972	43.7 mm (1.7 in)
1973	81.6 mm (3.2 in)
1974	51.6 mm (2.0 in)
1975	44.2 mm (1.7 in)
1976	59.9 mm (2.4 in)
1977	60.0 mm (2.4 in)
1978	73.7 mm (2.9 in)
1979	87.9 mm (3.5 in)
1980	73.0 mm (2.9 in)
1981	56.0 mm (2.2 in)
1982	55.0 mm (2.2 in)
1983	69.4 mm (2.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Chapais 2, 1962 to 1983. The record is 27 days in 1972, marked on the chart; the median year is 13 days.

Longest dry spell (CDD) at Chapais 2 by year
Year	Longest dry spell (CDD)
1962	11 days
1963	17 days
1964	14 days
1965	19 days
1966	10 days
1967	11 days
1968	16 days
1969	9 days
1970	13 days
1971	16 days
1972	27 days
1973	12 days
1974	13 days
1975	13 days
1976	17 days
1977	11 days
1978	16 days
1979	19 days
1980	19 days
1981	9 days
1982	11 days
1983	10 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.

Frost Dates and Growing Season

21 years with a frost

Across 21 years with a frost, the median last spring frost at Chapais 2 falls on 6 June and the median first autumn frost on 11 September, which leaves a median of 96 days between them.

Frost dates and growing season at Chapais 2
Measure	Median, all years	Earliest period	Recent period (1963 to 1983)	Recent against earliest	Fitted trend
Last spring frost	6 June	n/a	6 June	n/a	n/a
First autumn frost	11 September	n/a	11 September	n/a	n/a
Growing days	96 days	n/a	96 days	n/a	n/a

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

Data for Chapais 2 standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Chapais 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).