Aldershot Weather Records (CA006150135)

Record envelope, standing records and threshold days for Aldershot (CA006150135), Ontario, Canada, with 31 years of record.

Key Facts for Aldershot

Aldershot (CA006150135) is a weather station in Ontario, Canada at 43.32 latitude and -79.87 longitude, 145 m (476 ft) above sea level.
The station reports from 1947 to 1977, 31 years of record.
1,464 records set at Aldershot still stand.
Records are tracked for prcp, snow: an element needs 30 years of data to be eligible.
Aldershot set a daily record snowfall of 17.8 cm (7.0 in) on 10 January 1977.

About the Station

Location: Ontario, Canada, 43.32 latitude, -79.87 longitude.
Elevation: 145 m (476 ft).
Period of record: 1947 to 1977, 31 years.
Eligible elements: prcp, snow.

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 Aldershot. 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 Aldershot, 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)	-30.0 C (-22.0 F)	n/a	n/a
Feb	13.3 C (55.9 F)	-25.6 C (-14.1 F)	n/a	n/a
Mar	17.8 C (64.0 F)	-16.7 C (1.9 F)	n/a	n/a
Apr	27.8 C (82.0 F)	-10.6 C (12.9 F)	n/a	n/a
May	29.4 C (84.9 F)	-2.2 C (28.0 F)	n/a	n/a
Jun	32.8 C (91.0 F)	5.0 C (41.0 F)	n/a	n/a
Jul	33.9 C (93.0 F)	8.9 C (48.0 F)	n/a	n/a
Aug	36.1 C (97.0 F)	5.0 C (41.0 F)	n/a	n/a
Sep	35.6 C (96.1 F)	-2.2 C (28.0 F)	n/a	n/a
Oct	23.3 C (73.9 F)	-6.1 C (21.0 F)	n/a	n/a
Nov	21.7 C (71.1 F)	-11.1 C (12.0 F)	n/a	n/a
Dec	15.6 C (60.1 F)	-20.0 C (-4.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Aldershot still stand. 1974 holds the most, with 410.

Wettest Day of Each Month

Oct: 100.3 mm (3.9 in)

The wettest day on record for each calendar month at Aldershot. The most was 100.3 mm (3.9 in) on 15 October 1954.

Record daily precipitation for each month at Aldershot
Month	Record daily precipitation (mm)	Date
Jan	33.0 mm (1.3 in)	23 January 1965
Feb	37.3 mm (1.5 in)	13 February 1948
Mar	45.0 mm (1.8 in)	1 March 1972
Apr	45.5 mm (1.8 in)	28 April 1959
May	84.6 mm (3.3 in)	25 May 1953
Jun	60.2 mm (2.4 in)	28 June 1957
Jul	82.6 mm (3.3 in)	12 July 1964
Aug	88.4 mm (3.5 in)	29 August 1956
Sep	72.4 mm (2.9 in)	17 September 1976
Oct	100.3 mm (3.9 in)	15 October 1954
Nov	63.2 mm (2.5 in)	6 November 1951
Dec	36.1 mm (1.4 in)	12 December 1972

Period of Record Coverage

1973 to 1977

5 years of record at Aldershot, 1973 to 1977. 2 years have data for under 90 percent of days and are left out of rankings: 1973, 1977.

Latest Records

Latest records at Aldershot
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 January 1977	Aldershot, CA	daily snowfall	17.8 cm (7.0 in)	12.7 cm (5.0 in)	23 years	33 of 100 (Routine)
10 January 1977	Aldershot, CA	daily rain	17.8 mm (0.7 in)	8.1 mm (0.32 in)	27 years	20 of 100 (Routine)

Extremes by Year

1947 to 1977

Yearly extremes at Aldershot: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	36.1 C (97.0 F)	1973	32.2 C (90.0 F)	5
Coldest night (TNn)	-30.0 C (-22.0 F)	1976	-20.6 C (-5.1 F)	5
Wettest day (Rx1day)	100.3 mm (3.9 in)	1954	55.9 mm (2.2 in)	31
Wettest five days (Rx5day)	140.0 mm (5.5 in)	1956	81.8 mm (3.2 in)	31
Longest dry spell (CDD)	31 days	1963	16 days	31

Hottest day (TXx)

The hottest day of the year at Aldershot, 1947 to 1977. The record is 36.1 C (97.0 F) in 1973, marked on the chart; the median year is 32.2 C (90.0 F).

Hottest day (TXx) at Aldershot by year
Year	Hottest day (TXx)
1947	n/a
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	n/a
1972	n/a
1973	36.1 C (97.0 F)
1974	32.2 C (90.0 F)
1975	33.9 C (93.0 F)
1976	31.1 C (88.0 F)
1977	6.1 C (43.0 F)

Coldest night (TNn)

The coldest night of the year at Aldershot, 1947 to 1977. The record is -30.0 C (-22.0 F) in 1976, marked on the chart; the median year is -20.6 C (-5.1 F).

Coldest night (TNn) at Aldershot by year
Year	Coldest night (TNn)
1947	n/a
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	n/a
1972	n/a
1973	-16.7 C (1.9 F)
1974	-20.6 C (-5.1 F)
1975	-20.0 C (-4.0 F)
1976	-30.0 C (-22.0 F)
1977	-26.1 C (-15.0 F)

Wettest day (Rx1day)

The wettest day of the year at Aldershot, 1947 to 1977. The record is 100.3 mm (3.9 in) in 1954, marked on the chart; the median year is 55.9 mm (2.2 in).

Wettest day (Rx1day) at Aldershot by year
Year	Wettest day (Rx1day)
1947	57.7 mm (2.3 in)
1948	37.3 mm (1.5 in)
1949	41.1 mm (1.6 in)
1950	61.0 mm (2.4 in)
1951	63.2 mm (2.5 in)
1952	45.0 mm (1.8 in)
1953	84.6 mm (3.3 in)
1954	100.3 mm (3.9 in)
1955	72.9 mm (2.9 in)
1956	88.4 mm (3.5 in)
1957	64.0 mm (2.5 in)
1958	54.9 mm (2.2 in)
1959	45.5 mm (1.8 in)
1960	36.1 mm (1.4 in)
1961	63.8 mm (2.5 in)
1962	58.4 mm (2.3 in)
1963	34.5 mm (1.4 in)
1964	82.6 mm (3.3 in)
1965	38.1 mm (1.5 in)
1966	33.0 mm (1.3 in)
1967	34.0 mm (1.3 in)
1968	59.7 mm (2.4 in)
1969	54.6 mm (2.1 in)
1970	27.9 mm (1.1 in)
1971	68.6 mm (2.7 in)
1972	45.7 mm (1.8 in)
1973	55.9 mm (2.2 in)
1974	53.3 mm (2.1 in)
1975	65.0 mm (2.6 in)
1976	72.4 mm (2.9 in)
1977	17.8 mm (0.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at Aldershot, 1947 to 1977. The record is 140.0 mm (5.5 in) in 1956, marked on the chart; the median year is 81.8 mm (3.2 in).

Wettest five days (Rx5day) at Aldershot by year
Year	Wettest five days (Rx5day)
1947	65.3 mm (2.6 in)
1948	53.8 mm (2.1 in)
1949	60.7 mm (2.4 in)
1950	95.8 mm (3.8 in)
1951	86.8 mm (3.4 in)
1952	70.0 mm (2.8 in)
1953	105.6 mm (4.2 in)
1954	131.5 mm (5.2 in)
1955	90.7 mm (3.6 in)
1956	140.0 mm (5.5 in)
1957	100.6 mm (4.0 in)
1958	77.6 mm (3.1 in)
1959	86.9 mm (3.4 in)
1960	77.5 mm (3.1 in)
1961	82.8 mm (3.3 in)
1962	83.6 mm (3.3 in)
1963	59.9 mm (2.4 in)
1964	102.9 mm (4.1 in)
1965	59.2 mm (2.3 in)
1966	85.8 mm (3.4 in)
1967	47.0 mm (1.9 in)
1968	70.6 mm (2.8 in)
1969	86.9 mm (3.4 in)
1970	38.1 mm (1.5 in)
1971	100.9 mm (4.0 in)
1972	65.2 mm (2.6 in)
1973	124.4 mm (4.9 in)
1974	72.9 mm (2.9 in)
1975	78.7 mm (3.1 in)
1976	81.8 mm (3.2 in)
1977	36.8 mm (1.4 in)

Longest dry spell (CDD)

The longest dry spell of the year at Aldershot, 1947 to 1977. The record is 31 days in 1963, marked on the chart; the median year is 16 days.

Longest dry spell (CDD) at Aldershot by year
Year	Longest dry spell (CDD)
1947	23 days
1948	19 days
1949	20 days
1950	15 days
1951	11 days
1952	16 days
1953	12 days
1954	16 days
1955	11 days
1956	26 days
1957	12 days
1958	16 days
1959	15 days
1960	18 days
1961	17 days
1962	15 days
1963	31 days
1964	16 days
1965	19 days
1966	20 days
1967	13 days
1968	18 days
1969	19 days
1970	16 days
1971	16 days
1972	17 days
1973	27 days
1974	12 days
1975	21 days
1976	25 days
1977	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.

Download the Data

Data for Aldershot standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Aldershot 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).

Year	Days with data	Share of year	Complete
1973	214	59%	No
1974	365	100%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	59	16%	No