Wanham Cda Weather Records (CA003076940)

Record envelope, standing records and threshold days for Wanham Cda (CA003076940), Alberta, Canada, with 42 years of record.

Key Facts for Wanham Cda

Wanham Cda (CA003076940) is a weather station in Alberta, Canada at 55.78 latitude and -118.38 longitude, 561 m (1,841 ft) above sea level.
The station reports from 1955 to 1996, 42 years of record.
1,464 records set at Wanham Cda still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Alberta, Canada, 55.78 latitude, -118.38 longitude.
Elevation: 561 m (1,841 ft).
Period of record: 1955 to 1996, 42 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 Wanham Cda. 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 Wanham Cda, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	11.7 C (53.1 F)	-48.3 C (-54.9 F)	n/a	n/a
Feb	12.8 C (55.0 F)	-40.0 C (-40.0 F)	n/a	n/a
Mar	17.2 C (63.0 F)	-36.7 C (-34.1 F)	n/a	n/a
Apr	29.4 C (84.9 F)	-22.8 C (-9.0 F)	n/a	n/a
May	31.1 C (88.0 F)	-7.2 C (19.0 F)	n/a	n/a
Jun	33.9 C (93.0 F)	-3.9 C (25.0 F)	n/a	n/a
Jul	33.0 C (91.4 F)	0.0 C (32.0 F)	n/a	n/a
Aug	36.0 C (96.8 F)	-2.2 C (28.0 F)	n/a	n/a
Sep	31.5 C (88.7 F)	-10.6 C (12.9 F)	n/a	n/a
Oct	26.7 C (80.1 F)	-23.3 C (-9.9 F)	n/a	n/a
Nov	18.0 C (64.4 F)	-41.1 C (-42.0 F)	n/a	n/a
Dec	11.0 C (51.8 F)	-43.3 C (-45.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Wanham Cda still stand. 1969 holds the most, with 91.

Standing records at Wanham Cda by the year they were set
Year set	Standing records
1961	60
1962	54
1963	83
1964	64
1965	56
1966	87
1967	79
1968	80
1969	91
1970	57
1971	50
1972	75
1973	59
1974	62
1975	50
1976	50
1977	69
1978	46
1979	68
1980	70
1981	67
1982	49
1983	38

Wettest Day of Each Month

Aug: 64.8 mm (2.6 in)

The wettest day on record for each calendar month at Wanham Cda. The most was 64.8 mm (2.6 in) on 2 August 1982.

Record daily precipitation for each month at Wanham Cda
Month	Record daily precipitation (mm)	Date
Jan	20.3 mm (0.8 in)	27 January 1974
Feb	17.3 mm (0.7 in)	1 February 1968
Mar	24.9 mm (1.0 in)	28 March 1963
Apr	31.0 mm (1.2 in)	16 April 1979
May	36.0 mm (1.4 in)	14 May 1979
Jun	50.8 mm (2.0 in)	25 June 1976
Jul	63.8 mm (2.5 in)	24 July 1972
Aug	64.8 mm (2.6 in)	2 August 1982
Sep	39.9 mm (1.6 in)	13 September 1969
Oct	48.3 mm (1.9 in)	30 October 1955
Nov	16.5 mm (0.6 in)	24 November 1960
Dec	21.6 mm (0.9 in)	28 December 1975

Period of Record Coverage

1961 to 1983

23 years of record at Wanham Cda, 1961 to 1983. 1 years have data for under 90 percent of days and are left out of rankings: 1961.

Days with data per year at Wanham Cda
Year	Days with data	Share of year	Complete
1961	212	58%	No
1962	356	98%	Yes
1963	360	99%	Yes
1964	359	98%	Yes
1965	333	91%	Yes
1966	362	99%	Yes
1967	361	99%	Yes
1968	365	100%	Yes
1969	364	100%	Yes
1970	365	100%	Yes
1971	364	100%	Yes
1972	364	99%	Yes
1973	363	99%	Yes
1974	364	100%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	365	100%	Yes
1979	365	100%	Yes
1980	366	100%	Yes
1981	362	99%	Yes
1982	353	97%	Yes
1983	347	95%	Yes

Latest Records

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

Climate Trend

21 complete years, 1962 to 1983

One stripe for each of 21 complete years at Wanham Cda, 1962 to 1983. Blue stripes are years cooler than the station's own mean of 1.4 C (34.5 F); red stripes are warmer. The coolest year was 1966, at -0.4 C (31.2 F), and the warmest was 1981, at 4.1 C (39.3 F). The strongest colour marks a difference of 2.7 C (4.9 F).

Annual mean temperature at Wanham Cda as warming stripes, 1962 to 1983
Year	Annual mean temperature	Difference from the station mean
1962	1.8 C	+0.42 C
1963	2.1 C	+0.67 C
1964	1.3 C	-0.07 C
1966	-0.4 C	-1.82 C
1967	1.4 C	+0.03 C
1968	1.0 C	-0.41 C
1969	-0.3 C	-1.66 C
1970	0.8 C	-0.54 C
1971	1.0 C	-0.36 C
1972	-0.2 C	-1.60 C
1973	0.6 C	-0.74 C
1974	1.0 C	-0.43 C
1975	1.7 C	+0.34 C
1976	2.7 C	+1.33 C
1977	2.3 C	+0.89 C
1978	2.1 C	+0.72 C
1979	1.3 C	-0.11 C
1980	2.8 C	+1.38 C
1981	4.1 C	+2.67 C
1982	0.2 C	-1.20 C
1983	1.8 C	+0.40 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 Wanham Cda: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	36.0 C (96.8 F)	1981	31.0 C (87.8 F)	23
Coldest night (TNn)	-48.3 C (-54.9 F)	1969	-41.5 C (-42.7 F)	23
Wettest day (Rx1day)	64.8 mm (2.6 in)	1982	36.7 mm (1.4 in)	26
Wettest five days (Rx5day)	145.6 mm (5.7 in)	1982	59.4 mm (2.3 in)	26
Longest dry spell (CDD)	47 days	1970	25 days	26

Hottest day (TXx)

The hottest day of the year at Wanham Cda, 1955 to 1983. The record is 36.0 C (96.8 F) in 1981, marked on the chart; the median year is 31.0 C (87.8 F).

Hottest day (TXx) at Wanham Cda by year
Year	Hottest day (TXx)
1955	n/a
1959	n/a
1960	n/a
1961	31.7 C (89.1 F)
1962	29.4 C (84.9 F)
1963	30.0 C (86.0 F)
1964	30.6 C (87.1 F)
1965	32.8 C (91.0 F)
1966	31.1 C (88.0 F)
1967	32.2 C (90.0 F)
1968	29.4 C (84.9 F)
1969	32.8 C (91.0 F)
1970	33.9 C (93.0 F)
1971	32.2 C (90.0 F)
1972	30.6 C (87.1 F)
1973	31.1 C (88.0 F)
1974	30.0 C (86.0 F)
1975	32.2 C (90.0 F)
1976	28.9 C (84.0 F)
1977	29.4 C (84.9 F)
1978	31.0 C (87.8 F)
1979	30.5 C (86.9 F)
1980	30.0 C (86.0 F)
1981	36.0 C (96.8 F)
1982	32.5 C (90.5 F)
1983	31.0 C (87.8 F)

Coldest night (TNn)

The coldest night of the year at Wanham Cda, 1955 to 1983. The record is -48.3 C (-54.9 F) in 1969, marked on the chart; the median year is -41.5 C (-42.7 F).

Coldest night (TNn) at Wanham Cda by year
Year	Coldest night (TNn)
1955	n/a
1959	n/a
1960	n/a
1961	-43.3 C (-45.9 F)
1962	-36.7 C (-34.1 F)
1963	-40.6 C (-41.1 F)
1964	-39.4 C (-38.9 F)
1965	-42.2 C (-44.0 F)
1966	-47.2 C (-53.0 F)
1967	-37.8 C (-36.0 F)
1968	-42.2 C (-44.0 F)
1969	-48.3 C (-54.9 F)
1970	-44.4 C (-47.9 F)
1971	-46.7 C (-52.1 F)
1972	-42.2 C (-44.0 F)
1973	-33.3 C (-27.9 F)
1974	-37.2 C (-35.0 F)
1975	-39.4 C (-38.9 F)
1976	-42.8 C (-45.0 F)
1977	-43.0 C (-45.4 F)
1978	-38.0 C (-36.4 F)
1979	-40.0 C (-40.0 F)
1980	-44.0 C (-47.2 F)
1981	-35.0 C (-31.0 F)
1982	-41.5 C (-42.7 F)
1983	-39.0 C (-38.2 F)

Wettest day (Rx1day)

The wettest day of the year at Wanham Cda, 1955 to 1983. The record is 64.8 mm (2.6 in) in 1982, marked on the chart; the median year is 36.7 mm (1.4 in).

Wettest day (Rx1day) at Wanham Cda by year
Year	Wettest day (Rx1day)
1955	48.3 mm (1.9 in)
1959	25.9 mm (1.0 in)
1960	47.5 mm (1.9 in)
1961	37.3 mm (1.5 in)
1962	24.1 mm (0.9 in)
1963	24.9 mm (1.0 in)
1964	34.8 mm (1.4 in)
1965	50.0 mm (2.0 in)
1966	40.9 mm (1.6 in)
1967	23.9 mm (0.9 in)
1968	26.2 mm (1.0 in)
1969	39.9 mm (1.6 in)
1970	32.0 mm (1.3 in)
1971	30.5 mm (1.2 in)
1972	63.8 mm (2.5 in)
1973	56.6 mm (2.2 in)
1974	49.8 mm (2.0 in)
1975	43.9 mm (1.7 in)
1976	50.8 mm (2.0 in)
1977	35.6 mm (1.4 in)
1978	15.6 mm (0.6 in)
1979	36.0 mm (1.4 in)
1980	25.4 mm (1.0 in)
1981	16.0 mm (0.6 in)
1982	64.8 mm (2.6 in)
1983	42.0 mm (1.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at Wanham Cda, 1955 to 1983. The record is 145.6 mm (5.7 in) in 1982, marked on the chart; the median year is 59.4 mm (2.3 in).

Wettest five days (Rx5day) at Wanham Cda by year
Year	Wettest five days (Rx5day)
1955	66.1 mm (2.6 in)
1959	41.6 mm (1.6 in)
1960	71.3 mm (2.8 in)
1961	68.8 mm (2.7 in)
1962	51.6 mm (2.0 in)
1963	41.7 mm (1.6 in)
1964	81.0 mm (3.2 in)
1965	88.3 mm (3.5 in)
1966	56.9 mm (2.2 in)
1967	32.8 mm (1.3 in)
1968	58.2 mm (2.3 in)
1969	81.3 mm (3.2 in)
1970	47.5 mm (1.9 in)
1971	63.7 mm (2.5 in)
1972	65.6 mm (2.6 in)
1973	108.4 mm (4.3 in)
1974	60.5 mm (2.4 in)
1975	49.2 mm (1.9 in)
1976	96.9 mm (3.8 in)
1977	54.9 mm (2.2 in)
1978	28.6 mm (1.1 in)
1979	53.4 mm (2.1 in)
1980	49.0 mm (1.9 in)
1981	35.0 mm (1.4 in)
1982	145.6 mm (5.7 in)
1983	62.4 mm (2.5 in)

Longest dry spell (CDD)

The longest dry spell of the year at Wanham Cda, 1955 to 1983. The record is 47 days in 1970, marked on the chart; the median year is 25 days.

Longest dry spell (CDD) at Wanham Cda by year
Year	Longest dry spell (CDD)
1955	27 days
1959	33 days
1960	22 days
1961	19 days
1962	22 days
1963	23 days
1964	23 days
1965	30 days
1966	20 days
1967	41 days
1968	19 days
1969	19 days
1970	47 days
1971	21 days
1972	31 days
1973	25 days
1974	33 days
1975	29 days
1976	20 days
1977	25 days
1978	34 days
1979	42 days
1980	36 days
1981	42 days
1982	24 days
1983	18 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.

Frost Dates and Growing Season

21 years with a frost

Across 21 years with a frost, the median last spring frost at Wanham Cda falls on 21 May and the median first autumn frost on 10 September, which leaves a median of 111 days between them.

Frost dates and growing season at Wanham Cda
Measure	Median, all years	Earliest period	Recent period (1962 to 1983)	Recent against earliest	Fitted trend
Last spring frost	21 May	n/a	21 May	n/a	n/a
First autumn frost	10 September	n/a	10 September	n/a	n/a
Growing days	111 days	n/a	111 days	n/a	n/a

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

Data for Wanham Cda standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Wanham Cda 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-14. Last revised 14 October 2026 (2026-10-14).