St Ludger Weather Records (CA007027516)

Record envelope, standing records and threshold days for St Ludger (CA007027516), Quebec, Canada, with 61 years of record.

Key Facts for St Ludger

St Ludger (CA007027516) is a weather station in Quebec, Canada at 45.75 latitude and -70.68 longitude, 335 m (1,099 ft) above sea level.
The station reports from 1964 to 2024, 61 years of record.
1,464 records set at St Ludger 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, 45.75 latitude, -70.68 longitude.
Elevation: 335 m (1,099 ft).
Period of record: 1964 to 2024, 61 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 St Ludger. 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 St Ludger, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	13.9 C (57.0 F)	-36.1 C (-33.0 F)	n/a	n/a
Feb	14.0 C (57.2 F)	-36.1 C (-33.0 F)	n/a	n/a
Mar	19.4 C (66.9 F)	-32.5 C (-26.5 F)	n/a	n/a
Apr	26.1 C (79.0 F)	-22.8 C (-9.0 F)	n/a	n/a
May	31.1 C (88.0 F)	-7.8 C (18.0 F)	n/a	n/a
Jun	31.7 C (89.1 F)	-0.6 C (30.9 F)	n/a	n/a
Jul	33.5 C (92.3 F)	0.0 C (32.0 F)	n/a	n/a
Aug	33.3 C (91.9 F)	-0.6 C (30.9 F)	n/a	n/a
Sep	29.5 C (85.1 F)	-7.0 C (19.4 F)	n/a	n/a
Oct	27.2 C (81.0 F)	-13.3 C (8.1 F)	n/a	n/a
Nov	22.0 C (71.6 F)	-24.4 C (-11.9 F)	n/a	n/a
Dec	18.3 C (64.9 F)	-33.3 C (-27.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at St Ludger still stand. 1976 holds the most, with 93.

Standing records at St Ludger by the year they were set
Year set	Standing records
1964	22
1965	63
1966	91
1967	90
1968	90
1969	71
1970	77
1971	81
1972	65
1973	89
1974	69
1975	52
1976	93
1977	72
1978	64
1979	87
1980	50
1981	76
1982	82
1983	80

Wettest Day of Each Month

Aug: 71.1 mm (2.8 in)

The wettest day on record for each calendar month at St Ludger. The most was 71.1 mm (2.8 in) on 26 August 1975.

Record daily precipitation for each month at St Ludger
Month	Record daily precipitation (mm)	Date
Jan	26.9 mm (1.1 in)	27 January 1976
Feb	52.8 mm (2.1 in)	25 February 1969
Mar	33.0 mm (1.3 in)	16 March 1972
Apr	27.7 mm (1.1 in)	23 April 1974
May	36.3 mm (1.4 in)	27 May 1975
Jun	41.4 mm (1.6 in)	21 June 1977
Jul	43.9 mm (1.7 in)	18 July 1974
Aug	71.1 mm (2.8 in)	26 August 1975
Sep	45.8 mm (1.8 in)	23 September 1981
Oct	41.1 mm (1.6 in)	10 October 1965
Nov	38.6 mm (1.5 in)	5 November 1969
Dec	45.5 mm (1.8 in)	12 December 1967

Period of Record Coverage

1964 to 1983

20 years of record at St Ludger, 1964 to 1983. 2 years have data for under 90 percent of days and are left out of rankings: 1964, 1975.

Days with data per year at St Ludger
Year	Days with data	Share of year	Complete
1964	92	25%	No
1965	343	94%	Yes
1966	365	100%	Yes
1967	359	98%	Yes
1968	366	100%	Yes
1969	360	99%	Yes
1970	364	100%	Yes
1971	365	100%	Yes
1972	366	100%	Yes
1973	362	99%	Yes
1974	365	100%	Yes
1975	244	67%	No
1976	334	91%	Yes
1977	359	98%	Yes
1978	361	99%	Yes
1979	362	99%	Yes
1980	360	98%	Yes
1981	363	99%	Yes
1982	360	99%	Yes
1983	349	96%	Yes

Latest Records

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

Climate Trend

16 complete years, 1966 to 1983

One stripe for each of 16 complete years at St Ludger, 1966 to 1983. Blue stripes are years cooler than the station's own mean of 3.8 C (38.9 F); red stripes are warmer. The coolest year was 1978, at 2.9 C (37.1 F), and the warmest was 1973, at 5.4 C (41.6 F). The strongest colour marks a difference of 1.6 C (2.9 F).

Annual mean temperature at St Ludger as warming stripes, 1966 to 1983
Year	Annual mean temperature	Difference from the station mean
1966	3.8 C	-0.04 C
1967	3.3 C	-0.57 C
1968	3.5 C	-0.31 C
1969	4.2 C	+0.35 C
1970	3.4 C	-0.38 C
1971	3.5 C	-0.31 C
1972	3.0 C	-0.86 C
1973	5.4 C	+1.54 C
1974	3.9 C	+0.04 C
1977	3.9 C	+0.07 C
1978	2.9 C	-0.96 C
1979	4.4 C	+0.58 C
1980	3.2 C	-0.58 C
1981	4.6 C	+0.75 C
1982	3.4 C	-0.38 C
1983	4.9 C	+1.09 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

1964 to 1983

Yearly extremes at St Ludger: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	33.5 C (92.3 F)	1983	30.6 C (87.1 F)	20
Coldest night (TNn)	-36.1 C (-33.0 F)	1967	-33.3 C (-27.9 F)	20
Wettest day (Rx1day)	71.1 mm (2.8 in)	1975	37.8 mm (1.5 in)	20
Wettest five days (Rx5day)	133.6 mm (5.3 in)	1977	63.0 mm (2.5 in)	20
Longest dry spell (CDD)	20 days	1979	13 days	20

Hottest day (TXx)

The hottest day of the year at St Ludger, 1964 to 1983. The record is 33.5 C (92.3 F) in 1983, marked on the chart; the median year is 30.6 C (87.1 F).

Hottest day (TXx) at St Ludger by year
Year	Hottest day (TXx)
1964	21.1 C (70.0 F)
1965	30.0 C (86.0 F)
1966	29.4 C (84.9 F)
1967	28.9 C (84.0 F)
1968	31.7 C (89.1 F)
1969	30.6 C (87.1 F)
1970	30.6 C (87.1 F)
1971	31.7 C (89.1 F)
1972	31.1 C (88.0 F)
1973	31.1 C (88.0 F)
1974	29.4 C (84.9 F)
1975	33.3 C (91.9 F)
1976	30.0 C (86.0 F)
1977	31.7 C (89.1 F)
1978	31.1 C (88.0 F)
1979	31.7 C (89.1 F)
1980	29.0 C (84.2 F)
1981	30.0 C (86.0 F)
1982	30.5 C (86.9 F)
1983	33.5 C (92.3 F)

Coldest night (TNn)

The coldest night of the year at St Ludger, 1964 to 1983. The record is -36.1 C (-33.0 F) in 1967, marked on the chart; the median year is -33.3 C (-27.9 F).

Coldest night (TNn) at St Ludger by year
Year	Coldest night (TNn)
1964	-23.9 C (-11.0 F)
1965	-32.2 C (-26.0 F)
1966	-34.4 C (-29.9 F)
1967	-36.1 C (-33.0 F)
1968	-32.8 C (-27.0 F)
1969	-30.0 C (-22.0 F)
1970	-33.3 C (-27.9 F)
1971	-35.6 C (-32.1 F)
1972	-35.6 C (-32.1 F)
1973	-33.3 C (-27.9 F)
1974	-36.1 C (-33.0 F)
1975	-31.1 C (-24.0 F)
1976	-35.0 C (-31.0 F)
1977	-31.7 C (-25.1 F)
1978	-30.0 C (-22.0 F)
1979	-33.9 C (-29.0 F)
1980	-33.0 C (-27.4 F)
1981	-35.0 C (-31.0 F)
1982	-35.0 C (-31.0 F)
1983	-30.5 C (-22.9 F)

Wettest day (Rx1day)

The wettest day of the year at St Ludger, 1964 to 1983. The record is 71.1 mm (2.8 in) in 1975, marked on the chart; the median year is 37.8 mm (1.5 in).

Wettest day (Rx1day) at St Ludger by year
Year	Wettest day (Rx1day)
1964	20.3 mm (0.8 in)
1965	41.1 mm (1.6 in)
1966	31.5 mm (1.2 in)
1967	45.5 mm (1.8 in)
1968	32.5 mm (1.3 in)
1969	52.8 mm (2.1 in)
1970	33.8 mm (1.3 in)
1971	31.5 mm (1.2 in)
1972	33.0 mm (1.3 in)
1973	45.2 mm (1.8 in)
1974	61.7 mm (2.4 in)
1975	71.1 mm (2.8 in)
1976	38.9 mm (1.5 in)
1977	41.4 mm (1.6 in)
1978	38.4 mm (1.5 in)
1979	37.3 mm (1.5 in)
1980	30.0 mm (1.2 in)
1981	45.8 mm (1.8 in)
1982	33.0 mm (1.3 in)
1983	33.8 mm (1.3 in)

Wettest five days (Rx5day)

The wettest five days of the year at St Ludger, 1964 to 1983. The record is 133.6 mm (5.3 in) in 1977, marked on the chart; the median year is 63.0 mm (2.5 in).

Wettest five days (Rx5day) at St Ludger by year
Year	Wettest five days (Rx5day)
1964	34.0 mm (1.3 in)
1965	79.3 mm (3.1 in)
1966	51.3 mm (2.0 in)
1967	63.5 mm (2.5 in)
1968	45.3 mm (1.8 in)
1969	89.4 mm (3.5 in)
1970	62.5 mm (2.5 in)
1971	49.8 mm (2.0 in)
1972	54.1 mm (2.1 in)
1973	78.7 mm (3.1 in)
1974	77.2 mm (3.0 in)
1975	90.1 mm (3.5 in)
1976	89.9 mm (3.5 in)
1977	133.6 mm (5.3 in)
1978	56.2 mm (2.2 in)
1979	61.3 mm (2.4 in)
1980	53.0 mm (2.1 in)
1981	111.0 mm (4.4 in)
1982	69.0 mm (2.7 in)
1983	48.9 mm (1.9 in)

Longest dry spell (CDD)

The longest dry spell of the year at St Ludger, 1964 to 1983. The record is 20 days in 1979, marked on the chart; the median year is 13 days.

Longest dry spell (CDD) at St Ludger by year
Year	Longest dry spell (CDD)
1964	11 days
1965	17 days
1966	15 days
1967	15 days
1968	11 days
1969	13 days
1970	13 days
1971	12 days
1972	15 days
1973	13 days
1974	12 days
1975	13 days
1976	19 days
1977	12 days
1978	16 days
1979	20 days
1980	16 days
1981	15 days
1982	12 days
1983	13 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 St Ludger standing records by year: CSV or JSON. Field meanings are on the data page.
Data for St Ludger 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). Records are computed by this site and are not official.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).