Waldemar Weather Records (CA006149205)

Record envelope, standing records and threshold days for Waldemar (CA006149205), Ontario, Canada, with 31 years of record.

Key Facts for Waldemar

Waldemar (CA006149205) is a weather station in Ontario, Canada at 43.88 latitude and -80.28 longitude, 450 m (1,476 ft) above sea level.
The station reports from 1955 to 1985, 31 years of record.
1,464 records set at Waldemar 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, 43.88 latitude, -80.28 longitude.
Elevation: 450 m (1,476 ft).
Period of record: 1955 to 1985, 31 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 Waldemar. 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 Waldemar, 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)	-36.5 C (-33.7 F)	n/a	n/a
Feb	8.5 C (47.3 F)	-37.5 C (-35.5 F)	n/a	n/a
Mar	20.0 C (68.0 F)	-33.5 C (-28.3 F)	n/a	n/a
Apr	26.7 C (80.1 F)	-20.6 C (-5.1 F)	n/a	n/a
May	31.7 C (89.1 F)	-7.8 C (18.0 F)	n/a	n/a
Jun	32.2 C (90.0 F)	-3.3 C (26.1 F)	n/a	n/a
Jul	33.3 C (91.9 F)	0.6 C (33.1 F)	n/a	n/a
Aug	34.5 C (94.1 F)	-2.8 C (27.0 F)	n/a	n/a
Sep	32.8 C (91.0 F)	-5.6 C (21.9 F)	n/a	n/a
Oct	25.6 C (78.1 F)	-12.2 C (10.0 F)	n/a	n/a
Nov	21.7 C (71.1 F)	-20.6 C (-5.1 F)	n/a	n/a
Dec	13.3 C (55.9 F)	-35.0 C (-31.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Waldemar still stand. 1959 holds the most, with 76.

Standing records at Waldemar by the year they were set
Year set	Standing records
1955	41
1956	52
1957	67
1958	61
1959	76
1960	50
1961	53
1962	74
1963	49
1964	69
1965	76
1966	67
1967	61
1968	46
1969	45
1970	46
1971	40
1972	42
1973	59
1974	47
1975	50
1976	23
1977	22
1978	23
1979	73
1980	33
1981	59
1982	27
1983	33

Wettest Day of Each Month

Aug: 104.1 mm (4.1 in)

The wettest day on record for each calendar month at Waldemar. The most was 104.1 mm (4.1 in) on 22 August 1968.

Record daily precipitation for each month at Waldemar
Month	Record daily precipitation (mm)	Date
Jan	29.2 mm (1.1 in)	26 January 1971
Feb	39.8 mm (1.6 in)	10 February 1981
Mar	25.4 mm (1.0 in)	6 March 1956
Apr	52.1 mm (2.1 in)	3 April 1975
May	46.5 mm (1.8 in)	11 May 1956
Jun	49.5 mm (1.9 in)	21 June 1967
Jul	52.8 mm (2.1 in)	5 July 1971
Aug	104.1 mm (4.1 in)	22 August 1968
Sep	47.0 mm (1.9 in)	5 September 1968
Oct	42.2 mm (1.7 in)	5 October 1962
Nov	40.6 mm (1.6 in)	14 November 1959
Dec	34.3 mm (1.4 in)	6 December 1966

Period of Record Coverage

1955 to 1983

29 years of record at Waldemar, 1955 to 1983. 13 years have data for under 90 percent of days and are left out of rankings: 1955, 1963, 1966, 1971, 1973, 1976, 1977, 1978 and others.

Days with data per year at Waldemar
Year	Days with data	Share of year	Complete
1955	176	48%	No
1956	331	90%	Yes
1957	361	99%	Yes
1958	365	100%	Yes
1959	365	100%	Yes
1960	365	100%	Yes
1961	334	92%	Yes
1962	365	100%	Yes
1963	303	83%	No
1964	366	100%	Yes
1965	365	100%	Yes
1966	276	76%	No
1967	344	94%	Yes
1968	331	90%	Yes
1969	334	92%	Yes
1970	359	98%	Yes
1971	264	72%	No
1972	334	91%	Yes
1973	323	88%	No
1974	334	92%	Yes
1975	365	100%	Yes
1976	142	39%	No
1977	122	33%	No
1978	240	66%	No
1979	326	89%	No
1980	297	81%	No
1981	242	66%	No
1982	213	58%	No
1983	186	51%	No

Latest Records

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

Climate Trend

11 complete years, 1957 to 1979

One stripe for each of 11 complete years at Waldemar, 1957 to 1979. Blue stripes are years cooler than the station's own mean of 4.9 C (40.8 F); red stripes are warmer. The coolest year was 1965, at 4.4 C (39.9 F), and the warmest was 1975, at 5.6 C (42.1 F). The strongest colour marks a difference of 0.8 C (1.4 F).

Annual mean temperature at Waldemar as warming stripes, 1957 to 1979
Year	Annual mean temperature	Difference from the station mean
1957	5.2 C	+0.37 C
1958	4.4 C	-0.43 C
1959	5.2 C	+0.30 C
1960	4.7 C	-0.14 C
1962	4.8 C	-0.09 C
1964	5.2 C	+0.33 C
1965	4.4 C	-0.47 C
1967	4.9 C	-0.01 C
1970	4.5 C	-0.41 C
1975	5.6 C	+0.72 C
1979	4.7 C	-0.17 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

1955 to 1983

Yearly extremes at Waldemar: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	34.5 C (94.1 F)	1980	31.7 C (89.1 F)	29
Coldest night (TNn)	-37.5 C (-35.5 F)	1979	-30.0 C (-22.0 F)	29
Wettest day (Rx1day)	104.1 mm (4.1 in)	1968	40.6 mm (1.6 in)	29
Wettest five days (Rx5day)	133.0 mm (5.2 in)	1968	64.7 mm (2.5 in)	29
Longest dry spell (CDD)	37 days	1973	15 days	29

Hottest day (TXx)

The hottest day of the year at Waldemar, 1955 to 1983. The record is 34.5 C (94.1 F) in 1980, marked on the chart; the median year is 31.7 C (89.1 F).

Hottest day (TXx) at Waldemar by year
Year	Hottest day (TXx)
1955	34.4 C (93.9 F)
1956	30.0 C (86.0 F)
1957	31.7 C (89.1 F)
1958	31.7 C (89.1 F)
1959	32.2 C (90.0 F)
1960	32.8 C (91.0 F)
1961	29.4 C (84.9 F)
1962	31.7 C (89.1 F)
1963	32.2 C (90.0 F)
1964	31.1 C (88.0 F)
1965	32.2 C (90.0 F)
1966	31.1 C (88.0 F)
1967	29.4 C (84.9 F)
1968	31.1 C (88.0 F)
1969	30.6 C (87.1 F)
1970	29.4 C (84.9 F)
1971	32.2 C (90.0 F)
1972	32.2 C (90.0 F)
1973	32.2 C (90.0 F)
1974	31.7 C (89.1 F)
1975	32.8 C (91.0 F)
1976	30.0 C (86.0 F)
1977	30.0 C (86.0 F)
1978	33.0 C (91.4 F)
1979	30.5 C (86.9 F)
1980	34.5 C (94.1 F)
1981	28.5 C (83.3 F)
1982	29.5 C (85.1 F)
1983	32.0 C (89.6 F)

Coldest night (TNn)

The coldest night of the year at Waldemar, 1955 to 1983. The record is -37.5 C (-35.5 F) in 1979, marked on the chart; the median year is -30.0 C (-22.0 F).

Coldest night (TNn) at Waldemar by year
Year	Coldest night (TNn)
1955	-28.3 C (-18.9 F)
1956	-25.0 C (-13.0 F)
1957	-29.4 C (-20.9 F)
1958	-35.0 C (-31.0 F)
1959	-31.7 C (-25.1 F)
1960	-30.6 C (-23.1 F)
1961	-32.8 C (-27.0 F)
1962	-32.8 C (-27.0 F)
1963	-31.7 C (-25.1 F)
1964	-28.9 C (-20.0 F)
1965	-28.9 C (-20.0 F)
1966	-30.0 C (-22.0 F)
1967	-31.7 C (-25.1 F)
1968	-27.2 C (-17.0 F)
1969	-28.9 C (-20.0 F)
1970	-34.4 C (-29.9 F)
1971	-30.0 C (-22.0 F)
1972	-30.0 C (-22.0 F)
1973	-30.0 C (-22.0 F)
1974	-27.8 C (-18.0 F)
1975	-28.9 C (-20.0 F)
1976	-3.9 C (25.0 F)
1977	-15.0 C (5.0 F)
1978	-30.0 C (-22.0 F)
1979	-37.5 C (-35.5 F)
1980	-35.0 C (-31.0 F)
1981	-36.5 C (-33.7 F)
1982	-33.0 C (-27.4 F)
1983	-27.0 C (-16.6 F)

Wettest day (Rx1day)

The wettest day of the year at Waldemar, 1955 to 1983. The record is 104.1 mm (4.1 in) in 1968, marked on the chart; the median year is 40.6 mm (1.6 in).

Wettest day (Rx1day) at Waldemar by year
Year	Wettest day (Rx1day)
1955	47.5 mm (1.9 in)
1956	46.5 mm (1.8 in)
1957	38.1 mm (1.5 in)
1958	34.0 mm (1.3 in)
1959	40.6 mm (1.6 in)
1960	31.8 mm (1.3 in)
1961	31.8 mm (1.3 in)
1962	42.2 mm (1.7 in)
1963	57.9 mm (2.3 in)
1964	53.6 mm (2.1 in)
1965	26.7 mm (1.1 in)
1966	41.1 mm (1.6 in)
1967	49.5 mm (1.9 in)
1968	104.1 mm (4.1 in)
1969	40.6 mm (1.6 in)
1970	30.2 mm (1.2 in)
1971	52.8 mm (2.1 in)
1972	35.6 mm (1.4 in)
1973	62.5 mm (2.5 in)
1974	29.2 mm (1.1 in)
1975	52.1 mm (2.1 in)
1976	41.9 mm (1.6 in)
1977	53.3 mm (2.1 in)
1978	37.6 mm (1.5 in)
1979	31.2 mm (1.2 in)
1980	29.0 mm (1.1 in)
1981	39.8 mm (1.6 in)
1982	31.6 mm (1.2 in)
1983	31.2 mm (1.2 in)

Wettest five days (Rx5day)

The wettest five days of the year at Waldemar, 1955 to 1983. The record is 133.0 mm (5.2 in) in 1968, marked on the chart; the median year is 64.7 mm (2.5 in).

Wettest five days (Rx5day) at Waldemar by year
Year	Wettest five days (Rx5day)
1955	64.7 mm (2.5 in)
1956	64.8 mm (2.6 in)
1957	88.0 mm (3.5 in)
1958	43.4 mm (1.7 in)
1959	68.6 mm (2.7 in)
1960	75.9 mm (3.0 in)
1961	49.0 mm (1.9 in)
1962	53.4 mm (2.1 in)
1963	84.8 mm (3.3 in)
1964	57.3 mm (2.3 in)
1965	68.6 mm (2.7 in)
1966	64.7 mm (2.5 in)
1967	74.1 mm (2.9 in)
1968	133.0 mm (5.2 in)
1969	44.5 mm (1.8 in)
1970	55.6 mm (2.2 in)
1971	57.9 mm (2.3 in)
1972	64.2 mm (2.5 in)
1973	84.1 mm (3.3 in)
1974	49.8 mm (2.0 in)
1975	93.9 mm (3.7 in)
1976	86.4 mm (3.4 in)
1977	55.6 mm (2.2 in)
1978	77.0 mm (3.0 in)
1979	69.6 mm (2.7 in)
1980	47.0 mm (1.9 in)
1981	47.6 mm (1.9 in)
1982	49.0 mm (1.9 in)
1983	69.8 mm (2.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Waldemar, 1955 to 1983. The record is 37 days in 1973, marked on the chart; the median year is 15 days.

Longest dry spell (CDD) at Waldemar by year
Year	Longest dry spell (CDD)
1955	14 days
1956	19 days
1957	22 days
1958	21 days
1959	14 days
1960	13 days
1961	15 days
1962	10 days
1963	29 days
1964	12 days
1965	11 days
1966	15 days
1967	20 days
1968	12 days
1969	36 days
1970	22 days
1971	17 days
1972	12 days
1973	37 days
1974	16 days
1975	15 days
1976	15 days
1977	25 days
1978	18 days
1979	16 days
1980	14 days
1981	12 days
1982	11 days
1983	16 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 Waldemar standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Waldemar 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).