Huntsville Wpcp Weather Records (CA006113663)

Record envelope, standing records and threshold days for Huntsville Wpcp (CA006113663), Ontario, Canada, with 44 years of record.

Key Facts for Huntsville Wpcp

Huntsville Wpcp (CA006113663) is a weather station in Ontario, Canada at 45.35 latitude and -79.17 longitude, 321 m (1,053 ft) above sea level.
The station reports from 1960 to 2003, 44 years of record.
1,464 records set at Huntsville Wpcp 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, 45.35 latitude, -79.17 longitude.
Elevation: 321 m (1,053 ft).
Period of record: 1960 to 2003, 44 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 Huntsville Wpcp. 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 Huntsville Wpcp, 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)	-39.5 C (-39.1 F)	n/a	n/a
Feb	11.7 C (53.1 F)	-38.3 C (-36.9 F)	n/a	n/a
Mar	21.7 C (71.1 F)	-32.8 C (-27.0 F)	n/a	n/a
Apr	27.2 C (81.0 F)	-18.3 C (-0.9 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)	-1.0 C (30.2 F)	n/a	n/a
Jul	33.3 C (91.9 F)	4.4 C (39.9 F)	n/a	n/a
Aug	32.8 C (91.0 F)	1.1 C (34.0 F)	n/a	n/a
Sep	30.6 C (87.1 F)	-2.5 C (27.5 F)	n/a	n/a
Oct	26.7 C (80.1 F)	-8.9 C (16.0 F)	n/a	n/a
Nov	22.8 C (73.0 F)	-20.5 C (-4.9 F)	n/a	n/a
Dec	17.0 C (62.6 F)	-36.0 C (-32.8 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Huntsville Wpcp still stand. 1964 holds the most, with 84.

Standing records at Huntsville Wpcp by the year they were set
Year set	Standing records
1960	6
1961	63
1962	59
1963	78
1964	84
1965	71
1966	67
1967	67
1968	78
1969	53
1970	51
1971	63
1972	57
1973	66
1974	55
1975	59
1976	71
1977	60
1978	40
1979	76
1980	48
1981	66
1982	58
1983	68

Wettest Day of Each Month

Sep: 70.9 mm (2.8 in)

The wettest day on record for each calendar month at Huntsville Wpcp. The most was 70.9 mm (2.8 in) on 5 September 1968.

Record daily precipitation for each month at Huntsville Wpcp
Month	Record daily precipitation (mm)	Date
Jan	37.0 mm (1.5 in)	14 January 1979
Feb	46.7 mm (1.8 in)	1 February 1968
Mar	37.8 mm (1.5 in)	4 March 1976
Apr	33.0 mm (1.3 in)	14 April 1980
May	33.0 mm (1.3 in)	5 May 1975
Jun	56.8 mm (2.2 in)	19 June 1980
Jul	56.6 mm (2.2 in)	25 July 1979
Aug	48.8 mm (1.9 in)	1 August 1965
Sep	70.9 mm (2.8 in)	5 September 1968
Oct	30.0 mm (1.2 in)	4 October 1962
Nov	40.4 mm (1.6 in)	28 November 1966
Dec	34.5 mm (1.4 in)	12 December 1968

Period of Record Coverage

1960 to 1983

24 years of record at Huntsville Wpcp, 1960 to 1983. 2 years have data for under 90 percent of days and are left out of rankings: 1960, 1978.

Days with data per year at Huntsville Wpcp
Year	Days with data	Share of year	Complete
1960	30	8%	No
1961	354	97%	Yes
1962	363	99%	Yes
1963	352	96%	Yes
1964	359	98%	Yes
1965	351	96%	Yes
1966	365	100%	Yes
1967	333	91%	Yes
1968	356	97%	Yes
1969	365	100%	Yes
1970	365	100%	Yes
1971	363	99%	Yes
1972	366	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	353	96%	Yes
1977	354	97%	Yes
1978	310	85%	No
1979	362	99%	Yes
1980	360	98%	Yes
1981	361	99%	Yes
1982	358	98%	Yes
1983	364	100%	Yes

Latest Records

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

Climate Trend

19 complete years, 1961 to 1983

One stripe for each of 19 complete years at Huntsville Wpcp, 1961 to 1983. Blue stripes are years cooler than the station's own mean of 5.1 C (41.2 F); red stripes are warmer. The coolest year was 1972, at 4.3 C (39.8 F), and the warmest was 1973, at 6.3 C (43.4 F). The strongest colour marks a difference of 1.3 C (2.3 F).

Annual mean temperature at Huntsville Wpcp as warming stripes, 1961 to 1983
Year	Annual mean temperature	Difference from the station mean
1961	5.5 C	+0.36 C
1962	5.0 C	-0.08 C
1963	4.4 C	-0.76 C
1964	5.6 C	+0.48 C
1965	4.5 C	-0.60 C
1966	4.9 C	-0.24 C
1968	5.2 C	+0.09 C
1969	5.2 C	+0.11 C
1970	4.8 C	-0.28 C
1971	5.3 C	+0.21 C
1972	4.3 C	-0.81 C
1973	6.3 C	+1.21 C
1974	4.9 C	-0.20 C
1975	5.8 C	+0.63 C
1976	4.5 C	-0.59 C
1977	5.5 C	+0.37 C
1980	4.4 C	-0.71 C
1981	5.4 C	+0.24 C
1983	5.7 C	+0.58 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

1960 to 1983

Yearly extremes at Huntsville Wpcp: 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)	1975	30.6 C (87.1 F)	24
Coldest night (TNn)	-39.5 C (-39.1 F)	1981	-35.3 C (-31.5 F)	24
Wettest day (Rx1day)	70.9 mm (2.8 in)	1968	38.3 mm (1.5 in)	24
Wettest five days (Rx5day)	117.4 mm (4.6 in)	1981	67.7 mm (2.7 in)	24
Longest dry spell (CDD)	18 days	1977	14 days	24

Hottest day (TXx)

The hottest day of the year at Huntsville Wpcp, 1960 to 1983. The record is 33.3 C (91.9 F) in 1975, marked on the chart; the median year is 30.6 C (87.1 F).

Hottest day (TXx) at Huntsville Wpcp by year
Year	Hottest day (TXx)
1960	13.3 C (55.9 F)
1961	30.0 C (86.0 F)
1962	31.1 C (88.0 F)
1963	32.2 C (90.0 F)
1964	30.6 C (87.1 F)
1965	28.9 C (84.0 F)
1966	32.2 C (90.0 F)
1967	28.3 C (82.9 F)
1968	31.7 C (89.1 F)
1969	30.6 C (87.1 F)
1970	30.6 C (87.1 F)
1971	31.1 C (88.0 F)
1972	28.9 C (84.0 F)
1973	30.6 C (87.1 F)
1974	29.4 C (84.9 F)
1975	33.3 C (91.9 F)
1976	30.6 C (87.1 F)
1977	31.5 C (88.7 F)
1978	31.0 C (87.8 F)
1979	31.5 C (88.7 F)
1980	30.5 C (86.9 F)
1981	31.0 C (87.8 F)
1982	30.0 C (86.0 F)
1983	31.0 C (87.8 F)

Coldest night (TNn)

The coldest night of the year at Huntsville Wpcp, 1960 to 1983. The record is -39.5 C (-39.1 F) in 1981, marked on the chart; the median year is -35.3 C (-31.5 F).

Coldest night (TNn) at Huntsville Wpcp by year
Year	Coldest night (TNn)
1960	-28.3 C (-18.9 F)
1961	-36.1 C (-33.0 F)
1962	-36.7 C (-34.1 F)
1963	-36.1 C (-33.0 F)
1964	-30.6 C (-23.1 F)
1965	-37.8 C (-36.0 F)
1966	-32.8 C (-27.0 F)
1967	-36.1 C (-33.0 F)
1968	-35.6 C (-32.1 F)
1969	-31.1 C (-24.0 F)
1970	-34.4 C (-29.9 F)
1971	-38.3 C (-36.9 F)
1972	-35.6 C (-32.1 F)
1973	-32.8 C (-27.0 F)
1974	-30.0 C (-22.0 F)
1975	-31.1 C (-24.0 F)
1976	-37.2 C (-35.0 F)
1977	-35.0 C (-31.0 F)
1978	-34.0 C (-29.2 F)
1979	-35.0 C (-31.0 F)
1980	-36.0 C (-32.8 F)
1981	-39.5 C (-39.1 F)
1982	-37.5 C (-35.5 F)
1983	-34.0 C (-29.2 F)

Wettest day (Rx1day)

The wettest day of the year at Huntsville Wpcp, 1960 to 1983. The record is 70.9 mm (2.8 in) in 1968, marked on the chart; the median year is 38.3 mm (1.5 in).

Wettest day (Rx1day) at Huntsville Wpcp by year
Year	Wettest day (Rx1day)
1960	11.7 mm (0.5 in)
1961	31.8 mm (1.3 in)
1962	33.8 mm (1.3 in)
1963	30.0 mm (1.2 in)
1964	27.9 mm (1.1 in)
1965	48.8 mm (1.9 in)
1966	40.4 mm (1.6 in)
1967	46.0 mm (1.8 in)
1968	70.9 mm (2.8 in)
1969	36.3 mm (1.4 in)
1970	52.1 mm (2.1 in)
1971	29.5 mm (1.2 in)
1972	23.6 mm (0.9 in)
1973	51.6 mm (2.0 in)
1974	41.7 mm (1.6 in)
1975	35.6 mm (1.4 in)
1976	40.6 mm (1.6 in)
1977	35.0 mm (1.4 in)
1978	32.8 mm (1.3 in)
1979	56.6 mm (2.2 in)
1980	56.8 mm (2.2 in)
1981	46.2 mm (1.8 in)
1982	30.3 mm (1.2 in)
1983	50.0 mm (2.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Huntsville Wpcp, 1960 to 1983. The record is 117.4 mm (4.6 in) in 1981, marked on the chart; the median year is 67.7 mm (2.7 in).

Wettest five days (Rx5day) at Huntsville Wpcp by year
Year	Wettest five days (Rx5day)
1960	20.1 mm (0.8 in)
1961	56.1 mm (2.2 in)
1962	72.3 mm (2.8 in)
1963	64.6 mm (2.5 in)
1964	64.1 mm (2.5 in)
1965	67.3 mm (2.6 in)
1966	91.1 mm (3.6 in)
1967	62.7 mm (2.5 in)
1968	91.7 mm (3.6 in)
1969	72.2 mm (2.8 in)
1970	68.0 mm (2.7 in)
1971	45.3 mm (1.8 in)
1972	50.3 mm (2.0 in)
1973	89.5 mm (3.5 in)
1974	55.9 mm (2.2 in)
1975	58.4 mm (2.3 in)
1976	81.3 mm (3.2 in)
1977	55.2 mm (2.2 in)
1978	61.8 mm (2.4 in)
1979	93.0 mm (3.7 in)
1980	77.4 mm (3.0 in)
1981	117.4 mm (4.6 in)
1982	77.1 mm (3.0 in)
1983	75.2 mm (3.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Huntsville Wpcp, 1960 to 1983. The record is 18 days in 1977, marked on the chart; the median year is 14 days.

Longest dry spell (CDD) at Huntsville Wpcp by year
Year	Longest dry spell (CDD)
1960	5 days
1961	14 days
1962	17 days
1963	15 days
1964	13 days
1965	17 days
1966	15 days
1967	17 days
1968	14 days
1969	12 days
1970	16 days
1971	11 days
1972	14 days
1973	14 days
1974	16 days
1975	12 days
1976	15 days
1977	18 days
1978	18 days
1979	9 days
1980	16 days
1981	12 days
1982	14 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 Huntsville Wpcp standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Huntsville Wpcp 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-13. Last revised 13 October 2026 (2026-10-13).