Dwight Weather Records (CA006082178)

Record envelope, standing records and threshold days for Dwight (CA006082178), Ontario, Canada, with 33 years of record.

Key Facts for Dwight

Dwight (CA006082178) is a weather station in Ontario, Canada at 45.38 latitude and -78.90 longitude, 404 m (1,325 ft) above sea level.
The station reports from 1973 to 2005, 33 years of record.
1,464 records set at Dwight 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, 45.38 latitude, -78.90 longitude.
Elevation: 404 m (1,325 ft).
Period of record: 1973 to 2005, 33 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 Dwight. 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 Dwight, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	7.8 C (46.0 F)	-41.5 C (-42.7 F)	n/a	n/a
Feb	10.0 C (50.0 F)	-38.0 C (-36.4 F)	n/a	n/a
Mar	19.4 C (66.9 F)	-36.5 C (-33.7 F)	n/a	n/a
Apr	27.8 C (82.0 F)	-18.9 C (-2.0 F)	n/a	n/a
May	31.1 C (88.0 F)	-7.0 C (19.4 F)	n/a	n/a
Jun	30.5 C (86.9 F)	-2.8 C (27.0 F)	n/a	n/a
Jul	33.3 C (91.9 F)	0.6 C (33.1 F)	n/a	n/a
Aug	31.1 C (88.0 F)	-2.2 C (28.0 F)	n/a	n/a
Sep	29.4 C (84.9 F)	-5.0 C (23.0 F)	n/a	n/a
Oct	25.5 C (77.9 F)	-12.8 C (9.0 F)	n/a	n/a
Nov	18.9 C (66.0 F)	-23.9 C (-11.0 F)	n/a	n/a
Dec	15.0 C (59.0 F)	-39.0 C (-38.2 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Dwight still stand. 1976 holds the most, with 174.

Wettest Day of Each Month

Aug: 66.0 mm (2.6 in)

The wettest day on record for each calendar month at Dwight. The most was 66.0 mm (2.6 in) on 8 August 1974.

Record daily precipitation for each month at Dwight
Month	Record daily precipitation (mm)	Date
Jan	40.0 mm (1.6 in)	24 January 1979
Feb	31.4 mm (1.2 in)	1 February 1981
Mar	40.6 mm (1.6 in)	21 March 1980
Apr	35.6 mm (1.4 in)	10 April 1978
May	38.0 mm (1.5 in)	26 May 1979
Jun	62.8 mm (2.5 in)	19 June 1980
Jul	58.4 mm (2.3 in)	26 July 1973
Aug	66.0 mm (2.6 in)	8 August 1974
Sep	54.0 mm (2.1 in)	20 September 1983
Oct	45.2 mm (1.8 in)	13 October 1973
Nov	34.8 mm (1.4 in)	3 November 1977
Dec	36.6 mm (1.4 in)	5 December 1982

Period of Record Coverage

1973 to 1983

11 years of record at Dwight, 1973 to 1983. Every year has data for at least 90 percent of its days.

Days with data per year at Dwight
Year	Days with data	Share of year	Complete
1973	355	97%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	365	100%	Yes
1977	365	100%	Yes
1978	364	100%	Yes
1979	365	100%	Yes
1980	359	98%	Yes
1981	355	97%	Yes
1982	360	99%	Yes
1983	364	100%	Yes

Latest Records

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

Climate Trend

11 complete years, 1973 to 1983

One stripe for each of 11 complete years at Dwight, 1973 to 1983. Blue stripes are years cooler than the station's own mean of 3.6 C (38.5 F); red stripes are warmer. The coolest year was 1976, at 2.4 C (36.4 F), and the warmest was 1973, at 5.1 C (41.1 F). The strongest colour marks a difference of 1.5 C (2.7 F).

Annual mean temperature at Dwight as warming stripes, 1973 to 1983
Year	Annual mean temperature	Difference from the station mean
1973	5.1 C	+1.46 C
1974	3.7 C	+0.07 C
1975	4.0 C	+0.43 C
1976	2.4 C	-1.18 C
1977	3.2 C	-0.43 C
1978	2.6 C	-1.02 C
1979	3.9 C	+0.29 C
1980	2.8 C	-0.81 C
1981	3.6 C	+0.04 C
1982	3.8 C	+0.23 C
1983	4.5 C	+0.91 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

1973 to 1983

Yearly extremes at Dwight: 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	30.5 C (86.9 F)	11
Coldest night (TNn)	-41.5 C (-42.7 F)	1981	-38.0 C (-36.4 F)	11
Wettest day (Rx1day)	66.0 mm (2.6 in)	1974	48.5 mm (1.9 in)	11
Wettest five days (Rx5day)	130.8 mm (5.1 in)	1981	87.8 mm (3.5 in)	11
Longest dry spell (CDD)	19 days	1977	12 days	11

Hottest day (TXx)

The hottest day of the year at Dwight, 1973 to 1983. The record is 33.3 C (91.9 F) in 1975, marked on the chart; the median year is 30.5 C (86.9 F).

Hottest day (TXx) at Dwight by year
Year	Hottest day (TXx)
1973	29.4 C (84.9 F)
1974	28.9 C (84.0 F)
1975	33.3 C (91.9 F)
1976	29.4 C (84.9 F)
1977	32.8 C (91.0 F)
1978	30.5 C (86.9 F)
1979	30.0 C (86.0 F)
1980	30.5 C (86.9 F)
1981	30.5 C (86.9 F)
1982	29.5 C (85.1 F)
1983	30.5 C (86.9 F)

Coldest night (TNn)

The coldest night of the year at Dwight, 1973 to 1983. The record is -41.5 C (-42.7 F) in 1981, marked on the chart; the median year is -38.0 C (-36.4 F).

Coldest night (TNn) at Dwight by year
Year	Coldest night (TNn)
1973	-35.6 C (-32.1 F)
1974	-32.8 C (-27.0 F)
1975	-35.0 C (-31.0 F)
1976	-40.0 C (-40.0 F)
1977	-38.3 C (-36.9 F)
1978	-35.0 C (-31.0 F)
1979	-38.0 C (-36.4 F)
1980	-39.0 C (-38.2 F)
1981	-41.5 C (-42.7 F)
1982	-39.5 C (-39.1 F)
1983	-36.5 C (-33.7 F)

Wettest day (Rx1day)

The wettest day of the year at Dwight, 1973 to 1983. The record is 66.0 mm (2.6 in) in 1974, marked on the chart; the median year is 48.5 mm (1.9 in).

Wettest day (Rx1day) at Dwight by year
Year	Wettest day (Rx1day)
1973	58.4 mm (2.3 in)
1974	66.0 mm (2.6 in)
1975	43.2 mm (1.7 in)
1976	48.5 mm (1.9 in)
1977	34.8 mm (1.4 in)
1978	42.0 mm (1.7 in)
1979	52.0 mm (2.0 in)
1980	62.8 mm (2.5 in)
1981	40.8 mm (1.6 in)
1982	36.6 mm (1.4 in)
1983	54.0 mm (2.1 in)

Wettest five days (Rx5day)

The wettest five days of the year at Dwight, 1973 to 1983. The record is 130.8 mm (5.1 in) in 1981, marked on the chart; the median year is 87.8 mm (3.5 in).

Wettest five days (Rx5day) at Dwight by year
Year	Wettest five days (Rx5day)
1973	88.9 mm (3.5 in)
1974	71.6 mm (2.8 in)
1975	100.3 mm (3.9 in)
1976	87.8 mm (3.5 in)
1977	59.1 mm (2.3 in)
1978	81.6 mm (3.2 in)
1979	62.6 mm (2.5 in)
1980	92.2 mm (3.6 in)
1981	130.8 mm (5.1 in)
1982	79.0 mm (3.1 in)
1983	93.8 mm (3.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Dwight, 1973 to 1983. The record is 19 days in 1977, marked on the chart; the median year is 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 Dwight standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Dwight 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	Longest dry spell (CDD)
1973	9 days
1974	18 days
1975	14 days
1976	12 days
1977	19 days
1978	15 days
1979	11 days
1980	10 days
1981	12 days
1982	11 days
1983	12 days