Exeter Weather Records (CA006122370)

Record envelope, standing records and threshold days for Exeter (CA006122370), Ontario, Canada, with 48 years of record.

Key Facts for Exeter

Exeter (CA006122370) is a weather station in Ontario, Canada at 43.35 latitude and -81.50 longitude, 262 m (860 ft) above sea level.
The station reports from 1961 to 2008, 48 years of record.
1,464 records set at Exeter 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, 43.35 latitude, -81.50 longitude.
Elevation: 262 m (860 ft).
Period of record: 1961 to 2008, 48 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 Exeter. 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 Exeter, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	11.1 C (52.0 F)	-27.8 C (-18.0 F)	n/a	n/a
Feb	11.7 C (53.1 F)	-27.0 C (-16.6 F)	n/a	n/a
Mar	21.1 C (70.0 F)	-27.0 C (-16.6 F)	n/a	n/a
Apr	27.8 C (82.0 F)	-13.9 C (7.0 F)	n/a	n/a
May	32.0 C (89.6 F)	-3.9 C (25.0 F)	n/a	n/a
Jun	35.0 C (95.0 F)	-1.1 C (30.0 F)	n/a	n/a
Jul	34.5 C (94.1 F)	5.5 C (41.9 F)	n/a	n/a
Aug	33.9 C (93.0 F)	1.5 C (34.7 F)	n/a	n/a
Sep	33.3 C (91.9 F)	0.0 C (32.0 F)	n/a	n/a
Oct	28.9 C (84.0 F)	-7.8 C (18.0 F)	n/a	n/a
Nov	21.1 C (70.0 F)	-12.2 C (10.0 F)	n/a	n/a
Dec	18.0 C (64.4 F)	-23.3 C (-9.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Exeter still stand. 1971 holds the most, with 111.

Wettest Day of Each Month

Jul: 106.7 mm (4.2 in)

The wettest day on record for each calendar month at Exeter. The most was 106.7 mm (4.2 in) on 24 July 1969.

Record daily precipitation for each month at Exeter
Month	Record daily precipitation (mm)	Date
Jan	35.6 mm (1.4 in)	26 January 1971
Feb	30.5 mm (1.2 in)	9 February 1968
Mar	43.2 mm (1.7 in)	17 March 1973
Apr	66.0 mm (2.6 in)	13 April 1979
May	66.0 mm (2.6 in)	16 May 1974
Jun	68.3 mm (2.7 in)	13 June 1966
Jul	106.7 mm (4.2 in)	24 July 1969
Aug	76.2 mm (3.0 in)	1 August 1964
Sep	56.2 mm (2.2 in)	20 September 1983
Oct	68.6 mm (2.7 in)	22 October 1972
Nov	40.9 mm (1.6 in)	9 November 1962
Dec	50.8 mm (2.0 in)	6 December 1966

Period of Record Coverage

1967 to 1983

17 years of record at Exeter, 1967 to 1983. 3 years have data for under 90 percent of days and are left out of rankings: 1967, 1973, 1976.

Days with data per year at Exeter
Year	Days with data	Share of year	Complete
1967	184	50%	No
1968	366	100%	Yes
1969	353	97%	Yes
1970	346	95%	Yes
1971	358	98%	Yes
1972	358	98%	Yes
1973	319	87%	No
1974	359	98%	Yes
1975	356	98%	Yes
1976	323	88%	No
1977	365	100%	Yes
1978	364	100%	Yes
1979	364	100%	Yes
1980	361	99%	Yes
1981	360	99%	Yes
1982	341	93%	Yes
1983	357	98%	Yes

Latest Records

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

Climate Trend

12 complete years, 1969 to 1983

One stripe for each of 12 complete years at Exeter, 1969 to 1983. Blue stripes are years cooler than the station's own mean of 7.0 C (44.7 F); red stripes are warmer. The coolest year was 1978, at 6.1 C (42.9 F), and the warmest was 1975, at 7.7 C (45.8 F). The strongest colour marks a difference of 1.0 C (1.8 F).

Annual mean temperature at Exeter as warming stripes, 1969 to 1983
Year	Annual mean temperature	Difference from the station mean
1969	7.3 C	+0.25 C
1970	7.3 C	+0.25 C
1971	7.5 C	+0.50 C
1972	6.3 C	-0.77 C
1974	7.0 C	0.00 C
1975	7.7 C	+0.63 C
1977	7.2 C	+0.17 C
1978	6.1 C	-0.96 C
1979	6.8 C	-0.28 C
1981	6.9 C	-0.09 C
1982	6.8 C	-0.24 C
1983	7.6 C	+0.55 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

1961 to 1983

Yearly extremes at Exeter: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	35.0 C (95.0 F)	1971	32.2 C (90.0 F)	17
Coldest night (TNn)	-27.8 C (-18.0 F)	1970	-24.0 C (-11.2 F)	17
Wettest day (Rx1day)	106.7 mm (4.2 in)	1969	53.3 mm (2.1 in)	23
Wettest five days (Rx5day)	133.9 mm (5.3 in)	1964	92.2 mm (3.6 in)	23
Longest dry spell (CDD)	27 days	1973	16 days	23

Hottest day (TXx)

The hottest day of the year at Exeter, 1961 to 1983. The record is 35.0 C (95.0 F) in 1971, marked on the chart; the median year is 32.2 C (90.0 F).

Hottest day (TXx) at Exeter by year
Year	Hottest day (TXx)
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	30.0 C (86.0 F)
1968	33.9 C (93.0 F)
1969	32.2 C (90.0 F)
1970	32.2 C (90.0 F)
1971	35.0 C (95.0 F)
1972	32.2 C (90.0 F)
1973	33.3 C (91.9 F)
1974	32.8 C (91.0 F)
1975	33.9 C (93.0 F)
1976	32.8 C (91.0 F)
1977	34.5 C (94.1 F)
1978	32.0 C (89.6 F)
1979	31.0 C (87.8 F)
1980	31.0 C (87.8 F)
1981	31.5 C (88.7 F)
1982	30.5 C (86.9 F)
1983	33.0 C (91.4 F)

Coldest night (TNn)

The coldest night of the year at Exeter, 1961 to 1983. The record is -27.8 C (-18.0 F) in 1970, marked on the chart; the median year is -24.0 C (-11.2 F).

Coldest night (TNn) at Exeter by year
Year	Coldest night (TNn)
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	-12.8 C (9.0 F)
1968	-26.7 C (-16.1 F)
1969	-21.7 C (-7.1 F)
1970	-27.8 C (-18.0 F)
1971	-24.4 C (-11.9 F)
1972	-23.3 C (-9.9 F)
1973	-21.1 C (-6.0 F)
1974	-19.4 C (-2.9 F)
1975	-20.0 C (-4.0 F)
1976	-21.1 C (-6.0 F)
1977	-27.8 C (-18.0 F)
1978	-27.0 C (-16.6 F)
1979	-27.0 C (-16.6 F)
1980	-24.0 C (-11.2 F)
1981	-25.0 C (-13.0 F)
1982	-26.0 C (-14.8 F)
1983	-21.5 C (-6.7 F)

Wettest day (Rx1day)

The wettest day of the year at Exeter, 1961 to 1983. The record is 106.7 mm (4.2 in) in 1969, marked on the chart; the median year is 53.3 mm (2.1 in).

Wettest day (Rx1day) at Exeter by year
Year	Wettest day (Rx1day)
1961	36.1 mm (1.4 in)
1962	53.3 mm (2.1 in)
1963	34.3 mm (1.4 in)
1964	76.2 mm (3.0 in)
1965	33.0 mm (1.3 in)
1966	68.3 mm (2.7 in)
1967	54.9 mm (2.2 in)
1968	48.0 mm (1.9 in)
1969	106.7 mm (4.2 in)
1970	79.5 mm (3.1 in)
1971	53.3 mm (2.1 in)
1972	68.6 mm (2.7 in)
1973	43.2 mm (1.7 in)
1974	66.0 mm (2.6 in)
1975	64.0 mm (2.5 in)
1976	68.1 mm (2.7 in)
1977	34.0 mm (1.3 in)
1978	42.4 mm (1.7 in)
1979	66.0 mm (2.6 in)
1980	34.0 mm (1.3 in)
1981	29.8 mm (1.2 in)
1982	37.0 mm (1.5 in)
1983	56.2 mm (2.2 in)

Wettest five days (Rx5day)

The wettest five days of the year at Exeter, 1961 to 1983. The record is 133.9 mm (5.3 in) in 1964, marked on the chart; the median year is 92.2 mm (3.6 in).

Wettest five days (Rx5day) at Exeter by year
Year	Wettest five days (Rx5day)
1961	57.2 mm (2.3 in)
1962	83.0 mm (3.3 in)
1963	61.0 mm (2.4 in)
1964	133.9 mm (5.3 in)
1965	71.4 mm (2.8 in)
1966	101.3 mm (4.0 in)
1967	63.1 mm (2.5 in)
1968	93.5 mm (3.7 in)
1969	120.7 mm (4.8 in)
1970	92.2 mm (3.6 in)
1971	115.5 mm (4.5 in)
1972	96.0 mm (3.8 in)
1973	71.7 mm (2.8 in)
1974	94.7 mm (3.7 in)
1975	76.5 mm (3.0 in)
1976	98.3 mm (3.9 in)
1977	106.6 mm (4.2 in)
1978	97.9 mm (3.9 in)
1979	90.6 mm (3.6 in)
1980	51.3 mm (2.0 in)
1981	76.6 mm (3.0 in)
1982	56.2 mm (2.2 in)
1983	97.0 mm (3.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Exeter, 1961 to 1983. The record is 27 days in 1973, marked on the chart; the median year is 16 days.

Longest dry spell (CDD) at Exeter by year
Year	Longest dry spell (CDD)
1961	15 days
1962	20 days
1963	15 days
1964	12 days
1965	9 days
1966	20 days
1967	20 days
1968	10 days
1969	26 days
1970	11 days
1971	22 days
1972	13 days
1973	27 days
1974	20 days
1975	17 days
1976	19 days
1977	13 days
1978	24 days
1979	16 days
1980	14 days
1981	13 days
1982	11 days
1983	23 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 Exeter standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Exeter 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).