Mattice Tcpl Weather Records (CA006075024)

Record envelope, standing records and threshold days for Mattice Tcpl (CA006075024), Ontario, Canada, with 30 years of record.

Key Facts for Mattice Tcpl

Mattice Tcpl (CA006075024) is a weather station in Ontario, Canada at 49.60 latitude and -83.17 longitude, 233 m (764 ft) above sea level.
The station reports from 1966 to 1995, 30 years of record.
1,464 records set at Mattice Tcpl still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Ontario, Canada, 49.60 latitude, -83.17 longitude.
Elevation: 233 m (764 ft).
Period of record: 1966 to 1995, 30 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 Mattice Tcpl. 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 Mattice Tcpl, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	6.1 C (43.0 F)	-48.0 C (-54.4 F)	n/a	n/a
Feb	9.4 C (48.9 F)	-48.9 C (-56.0 F)	n/a	n/a
Mar	17.2 C (63.0 F)	-43.3 C (-45.9 F)	n/a	n/a
Apr	24.4 C (75.9 F)	-34.0 C (-29.2 F)	n/a	n/a
May	32.8 C (91.0 F)	-18.0 C (-0.4 F)	n/a	n/a
Jun	35.6 C (96.1 F)	-6.0 C (21.2 F)	n/a	n/a
Jul	37.2 C (99.0 F)	-2.2 C (28.0 F)	n/a	n/a
Aug	36.1 C (97.0 F)	-5.6 C (21.9 F)	n/a	n/a
Sep	32.8 C (91.0 F)	-9.0 C (15.8 F)	n/a	n/a
Oct	25.6 C (78.1 F)	-19.5 C (-3.1 F)	n/a	n/a
Nov	18.9 C (66.0 F)	-34.4 C (-29.9 F)	n/a	n/a
Dec	13.0 C (55.4 F)	-46.1 C (-51.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Mattice Tcpl still stand. 1976 holds the most, with 113.

Standing records at Mattice Tcpl by the year they were set
Year set	Standing records
1966	27
1967	103
1968	102
1969	71
1970	84
1971	79
1972	77
1973	89
1974	75
1975	99
1976	113
1977	57
1978	74
1979	73
1980	71
1981	94
1982	100
1983	76

Wettest Day of Each Month

Jul: 59.5 mm (2.3 in)

The wettest day on record for each calendar month at Mattice Tcpl. The most was 59.5 mm (2.3 in) on 11 July 1982.

Record daily precipitation for each month at Mattice Tcpl
Month	Record daily precipitation (mm)	Date
Jan	26.2 mm (1.0 in)	21 January 1972
Feb	25.4 mm (1.0 in)	26 February 1971
Mar	40.0 mm (1.6 in)	23 March 1979
Apr	49.0 mm (1.9 in)	4 April 1981
May	37.1 mm (1.5 in)	2 May 1973
Jun	30.0 mm (1.2 in)	25 June 1983
Jul	59.5 mm (2.3 in)	11 July 1982
Aug	44.7 mm (1.8 in)	17 August 1969
Sep	47.8 mm (1.9 in)	23 September 1968
Oct	41.1 mm (1.6 in)	22 October 1979
Nov	37.0 mm (1.5 in)	12 November 1982
Dec	48.0 mm (1.9 in)	25 December 1982

Period of Record Coverage

1966 to 1983

18 years of record at Mattice Tcpl, 1966 to 1983. 3 years have data for under 90 percent of days and are left out of rankings: 1966, 1972, 1983.

Days with data per year at Mattice Tcpl
Year	Days with data	Share of year	Complete
1966	61	17%	No
1967	363	99%	Yes
1968	364	99%	Yes
1969	365	100%	Yes
1970	365	100%	Yes
1971	365	100%	Yes
1972	300	82%	No
1973	365	100%	Yes
1974	334	92%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	333	91%	Yes
1978	364	100%	Yes
1979	334	92%	Yes
1980	363	99%	Yes
1981	359	98%	Yes
1982	364	100%	Yes
1983	301	82%	No

Latest Records

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

Climate Trend

11 complete years, 1967 to 1982

One stripe for each of 11 complete years at Mattice Tcpl, 1967 to 1982. Blue stripes are years cooler than the station's own mean of 0.1 C (32.1 F); red stripes are warmer. The coolest year was 1978, at -1.1 C (29.9 F), and the warmest was 1973, at 1.4 C (34.5 F). The strongest colour marks a difference of 1.3 C (2.3 F).

Annual mean temperature at Mattice Tcpl as warming stripes, 1967 to 1982
Year	Annual mean temperature	Difference from the station mean
1967	-0.6 C	-0.72 C
1968	0.5 C	+0.39 C
1970	-0.1 C	-0.21 C
1971	0.4 C	+0.33 C
1973	1.4 C	+1.29 C
1975	1.2 C	+1.10 C
1976	-0.5 C	-0.58 C
1978	-1.1 C	-1.23 C
1980	-1.0 C	-1.07 C
1981	1.4 C	+1.27 C
1982	-0.5 C	-0.59 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

1966 to 1983

Yearly extremes at Mattice Tcpl: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	37.2 C (99.0 F)	1975	32.5 C (90.5 F)	18
Coldest night (TNn)	-48.9 C (-56.0 F)	1967	-44.2 C (-47.6 F)	18
Wettest day (Rx1day)	59.5 mm (2.3 in)	1982	34.5 mm (1.4 in)	18
Wettest five days (Rx5day)	113.2 mm (4.5 in)	1968	60.0 mm (2.4 in)	18
Longest dry spell (CDD)	30 days	1973	15 days	18

Hottest day (TXx)

The hottest day of the year at Mattice Tcpl, 1966 to 1983. The record is 37.2 C (99.0 F) in 1975, marked on the chart; the median year is 32.5 C (90.5 F).

Hottest day (TXx) at Mattice Tcpl by year
Year	Hottest day (TXx)
1966	6.1 C (43.0 F)
1967	31.1 C (88.0 F)
1968	32.8 C (91.0 F)
1969	32.2 C (90.0 F)
1970	32.2 C (90.0 F)
1971	35.6 C (96.1 F)
1972	32.2 C (90.0 F)
1973	29.4 C (84.9 F)
1974	33.9 C (93.0 F)
1975	37.2 C (99.0 F)
1976	35.0 C (95.0 F)
1977	31.5 C (88.7 F)
1978	34.0 C (93.2 F)
1979	29.0 C (84.2 F)
1980	33.0 C (91.4 F)
1981	35.0 C (95.0 F)
1982	30.0 C (86.0 F)
1983	34.0 C (93.2 F)

Coldest night (TNn)

The coldest night of the year at Mattice Tcpl, 1966 to 1983. The record is -48.9 C (-56.0 F) in 1967, marked on the chart; the median year is -44.2 C (-47.6 F).

Coldest night (TNn) at Mattice Tcpl by year
Year	Coldest night (TNn)
1966	-41.7 C (-43.1 F)
1967	-48.9 C (-56.0 F)
1968	-45.6 C (-50.1 F)
1969	-41.1 C (-42.0 F)
1970	-46.7 C (-52.1 F)
1971	-43.3 C (-45.9 F)
1972	-42.2 C (-44.0 F)
1973	-43.9 C (-47.0 F)
1974	-45.0 C (-49.0 F)
1975	-46.1 C (-51.0 F)
1976	-43.9 C (-47.0 F)
1977	-38.9 C (-38.0 F)
1978	-41.0 C (-41.8 F)
1979	-46.0 C (-50.8 F)
1980	-42.0 C (-43.6 F)
1981	-44.5 C (-48.1 F)
1982	-48.0 C (-54.4 F)
1983	-46.0 C (-50.8 F)

Wettest day (Rx1day)

The wettest day of the year at Mattice Tcpl, 1966 to 1983. The record is 59.5 mm (2.3 in) in 1982, marked on the chart; the median year is 34.5 mm (1.4 in).

Wettest day (Rx1day) at Mattice Tcpl by year
Year	Wettest day (Rx1day)
1966	22.1 mm (0.9 in)
1967	38.9 mm (1.5 in)
1968	47.8 mm (1.9 in)
1969	44.7 mm (1.8 in)
1970	47.8 mm (1.9 in)
1971	29.0 mm (1.1 in)
1972	26.2 mm (1.0 in)
1973	37.1 mm (1.5 in)
1974	33.0 mm (1.3 in)
1975	28.2 mm (1.1 in)
1976	25.1 mm (1.0 in)
1977	25.3 mm (1.0 in)
1978	30.2 mm (1.2 in)
1979	41.1 mm (1.6 in)
1980	36.0 mm (1.4 in)
1981	49.0 mm (1.9 in)
1982	59.5 mm (2.3 in)
1983	30.2 mm (1.2 in)

Wettest five days (Rx5day)

The wettest five days of the year at Mattice Tcpl, 1966 to 1983. The record is 113.2 mm (4.5 in) in 1968, marked on the chart; the median year is 60.0 mm (2.4 in).

Wettest five days (Rx5day) at Mattice Tcpl by year
Year	Wettest five days (Rx5day)
1966	37.8 mm (1.5 in)
1967	49.9 mm (2.0 in)
1968	113.2 mm (4.5 in)
1969	62.2 mm (2.4 in)
1970	85.7 mm (3.4 in)
1971	59.9 mm (2.4 in)
1972	45.7 mm (1.8 in)
1973	58.8 mm (2.3 in)
1974	44.7 mm (1.8 in)
1975	54.9 mm (2.2 in)
1976	41.9 mm (1.6 in)
1977	47.4 mm (1.9 in)
1978	60.0 mm (2.4 in)
1979	93.6 mm (3.7 in)
1980	61.0 mm (2.4 in)
1981	72.1 mm (2.8 in)
1982	86.1 mm (3.4 in)
1983	64.3 mm (2.5 in)

Longest dry spell (CDD)

The longest dry spell of the year at Mattice Tcpl, 1966 to 1983. The record is 30 days in 1973, marked on the chart; the median year is 15 days.

Longest dry spell (CDD) at Mattice Tcpl by year
Year	Longest dry spell (CDD)
1966	7 days
1967	13 days
1968	11 days
1969	15 days
1970	15 days
1971	14 days
1972	19 days
1973	30 days
1974	11 days
1975	18 days
1976	23 days
1977	11 days
1978	23 days
1979	8 days
1980	16 days
1981	15 days
1982	15 days
1983	14 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 Mattice Tcpl standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Mattice Tcpl 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).