Aden Weather Records (CA003040049)

Record envelope, standing records and threshold days for Aden (CA003040049), Alberta, Canada, with 39 years of record.

Key Facts for Aden

Aden (CA003040049) is a weather station in Alberta, Canada at 49.05 latitude and -111.32 longitude, 1,036 m (3,399 ft) above sea level.
The station reports from 1962 to 2000, 39 years of record.
1,464 records set at Aden 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, 49.05 latitude, -111.32 longitude.
Elevation: 1,036 m (3,399 ft).
Period of record: 1962 to 2000, 39 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 Aden. 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 Aden, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	15.0 C (59.0 F)	-37.2 C (-35.0 F)	n/a	n/a
Feb	18.3 C (64.9 F)	-32.2 C (-26.0 F)	n/a	n/a
Mar	23.3 C (73.9 F)	-29.4 C (-20.9 F)	n/a	n/a
Apr	29.0 C (84.2 F)	-18.9 C (-2.0 F)	n/a	n/a
May	31.7 C (89.1 F)	-8.9 C (16.0 F)	n/a	n/a
Jun	35.6 C (96.1 F)	0.6 C (33.1 F)	n/a	n/a
Jul	37.2 C (99.0 F)	3.3 C (37.9 F)	n/a	n/a
Aug	39.4 C (102.9 F)	2.8 C (37.0 F)	n/a	n/a
Sep	36.1 C (97.0 F)	-12.2 C (10.0 F)	n/a	n/a
Oct	28.9 C (84.0 F)	-16.7 C (1.9 F)	n/a	n/a
Nov	23.0 C (73.4 F)	-26.1 C (-15.0 F)	n/a	n/a
Dec	16.7 C (62.1 F)	-40.0 C (-40.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Aden still stand. 1965 holds the most, with 114.

Standing records at Aden by the year they were set
Year set	Standing records
1962	17
1963	79
1964	65
1965	114
1966	70
1967	90
1968	95
1969	103
1970	65
1971	86
1972	107
1973	86
1974	62
1975	90
1976	85
1977	63
1978	6
1979	34
1980	25
1981	24
1982	29
1983	69

Wettest Day of Each Month

Jun: 67.3 mm (2.6 in)

The wettest day on record for each calendar month at Aden. The most was 67.3 mm (2.6 in) on 16 June 1965.

Record daily precipitation for each month at Aden
Month	Record daily precipitation (mm)	Date
Jan	23.9 mm (0.9 in)	24 January 1978
Feb	19.3 mm (0.8 in)	27 February 1976
Mar	23.4 mm (0.9 in)	29 March 1977
Apr	36.8 mm (1.4 in)	8 April 1975
May	39.0 mm (1.5 in)	29 May 1982
Jun	67.3 mm (2.6 in)	16 June 1965
Jul	24.1 mm (0.9 in)	13 July 1970
Aug	38.6 mm (1.5 in)	19 August 1966
Sep	46.0 mm (1.8 in)	3 September 1965
Oct	23.6 mm (0.9 in)	23 October 1969
Nov	18.0 mm (0.7 in)	27 November 1975
Dec	23.9 mm (0.9 in)	23 December 1974

Period of Record Coverage

1962 to 1983

22 years of record at Aden, 1962 to 1983. 10 years have data for under 90 percent of days and are left out of rankings: 1962, 1963, 1966, 1977, 1978, 1979, 1980, 1981 and others.

Days with data per year at Aden
Year	Days with data	Share of year	Complete
1962	88	24%	No
1963	298	82%	No
1964	354	97%	Yes
1965	356	98%	Yes
1966	302	83%	No
1967	361	99%	Yes
1968	363	99%	Yes
1969	364	100%	Yes
1970	360	99%	Yes
1971	362	99%	Yes
1972	363	99%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	365	100%	Yes
1977	304	83%	No
1978	59	16%	No
1979	167	46%	No
1980	111	30%	No
1981	113	31%	No
1982	175	48%	No
1983	293	80%	No

Latest Records

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

Climate Trend

11 complete years, 1964 to 1976

One stripe for each of 11 complete years at Aden, 1964 to 1976. Blue stripes are years cooler than the station's own mean of 5.6 C (42.0 F); red stripes are warmer. The coolest year was 1975, at 4.4 C (40.0 F), and the warmest was 1976, at 7.3 C (45.1 F). The strongest colour marks a difference of 1.8 C (3.2 F).

Annual mean temperature at Aden as warming stripes, 1964 to 1976
Year	Annual mean temperature	Difference from the station mean
1964	5.5 C	-0.06 C
1965	4.7 C	-0.88 C
1968	5.4 C	-0.17 C
1969	5.1 C	-0.46 C
1970	5.1 C	-0.52 C
1971	5.5 C	-0.05 C
1972	4.5 C	-1.07 C
1973	6.8 C	+1.25 C
1974	7.0 C	+1.38 C
1975	4.4 C	-1.14 C
1976	7.3 C	+1.73 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

1962 to 1983

Yearly extremes at Aden: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	39.4 C (102.9 F)	1969	35.0 C (95.0 F)	22
Coldest night (TNn)	-40.0 C (-40.0 F)	1968	-30.8 C (-23.5 F)	22
Wettest day (Rx1day)	67.3 mm (2.6 in)	1965	24.5 mm (1.0 in)	22
Wettest five days (Rx5day)	116.8 mm (4.6 in)	1965	51.4 mm (2.0 in)	22
Longest dry spell (CDD)	52 days	1964	31 days	22

Hottest day (TXx)

The hottest day of the year at Aden, 1962 to 1983. The record is 39.4 C (102.9 F) in 1969, marked on the chart; the median year is 35.0 C (95.0 F).

Hottest day (TXx) at Aden by year
Year	Hottest day (TXx)
1962	32.8 C (91.0 F)
1963	35.0 C (95.0 F)
1964	36.1 C (97.0 F)
1965	33.9 C (93.0 F)
1966	32.8 C (91.0 F)
1967	36.1 C (97.0 F)
1968	33.9 C (93.0 F)
1969	39.4 C (102.9 F)
1970	36.1 C (97.0 F)
1971	37.8 C (100.0 F)
1972	35.0 C (95.0 F)
1973	37.2 C (99.0 F)
1974	35.6 C (96.1 F)
1975	35.0 C (95.0 F)
1976	35.0 C (95.0 F)
1977	34.4 C (93.9 F)
1978	7.8 C (46.0 F)
1979	35.0 C (95.0 F)
1980	29.0 C (84.2 F)
1981	33.5 C (92.3 F)
1982	28.0 C (82.4 F)
1983	39.0 C (102.2 F)

Coldest night (TNn)

The coldest night of the year at Aden, 1962 to 1983. The record is -40.0 C (-40.0 F) in 1968, marked on the chart; the median year is -30.8 C (-23.5 F).

Coldest night (TNn) at Aden by year
Year	Coldest night (TNn)
1962	-21.1 C (-6.0 F)
1963	-29.4 C (-20.9 F)
1964	-35.0 C (-31.0 F)
1965	-31.1 C (-24.0 F)
1966	-23.3 C (-9.9 F)
1967	-29.4 C (-20.9 F)
1968	-40.0 C (-40.0 F)
1969	-37.2 C (-35.0 F)
1970	-33.9 C (-29.0 F)
1971	-35.6 C (-32.1 F)
1972	-34.4 C (-29.9 F)
1973	-27.8 C (-18.0 F)
1974	-30.6 C (-23.1 F)
1975	-32.2 C (-26.0 F)
1976	-29.4 C (-20.9 F)
1977	-37.2 C (-35.0 F)
1978	-28.3 C (-18.9 F)
1979	-29.0 C (-20.2 F)
1980	-32.5 C (-26.5 F)
1981	-27.5 C (-17.5 F)
1982	-27.5 C (-17.5 F)
1983	-38.5 C (-37.3 F)

Wettest day (Rx1day)

The wettest day of the year at Aden, 1962 to 1983. The record is 67.3 mm (2.6 in) in 1965, marked on the chart; the median year is 24.5 mm (1.0 in).

Wettest day (Rx1day) at Aden by year
Year	Wettest day (Rx1day)
1962	17.3 mm (0.7 in)
1963	12.7 mm (0.5 in)
1964	32.0 mm (1.3 in)
1965	67.3 mm (2.6 in)
1966	38.6 mm (1.5 in)
1967	31.8 mm (1.3 in)
1968	38.9 mm (1.5 in)
1969	25.1 mm (1.0 in)
1970	57.4 mm (2.3 in)
1971	29.5 mm (1.2 in)
1972	19.3 mm (0.8 in)
1973	32.8 mm (1.3 in)
1974	23.9 mm (0.9 in)
1975	63.2 mm (2.5 in)
1976	23.4 mm (0.9 in)
1977	23.4 mm (0.9 in)
1978	23.9 mm (0.9 in)
1979	10.0 mm (0.4 in)
1980	14.0 mm (0.6 in)
1981	23.5 mm (0.9 in)
1982	39.0 mm (1.5 in)
1983	23.0 mm (0.9 in)

Wettest five days (Rx5day)

The wettest five days of the year at Aden, 1962 to 1983. The record is 116.8 mm (4.6 in) in 1965, marked on the chart; the median year is 51.4 mm (2.0 in).

Wettest five days (Rx5day) at Aden by year
Year	Wettest five days (Rx5day)
1962	24.4 mm (1.0 in)
1963	15.3 mm (0.6 in)
1964	56.1 mm (2.2 in)
1965	116.8 mm (4.6 in)
1966	46.7 mm (1.8 in)
1967	57.1 mm (2.2 in)
1968	89.7 mm (3.5 in)
1969	63.2 mm (2.5 in)
1970	109.7 mm (4.3 in)
1971	65.8 mm (2.6 in)
1972	34.8 mm (1.4 in)
1973	60.7 mm (2.4 in)
1974	56.2 mm (2.2 in)
1975	90.3 mm (3.6 in)
1976	39.2 mm (1.5 in)
1977	45.0 mm (1.8 in)
1978	38.6 mm (1.5 in)
1979	15.6 mm (0.6 in)
1980	22.0 mm (0.9 in)
1981	30.1 mm (1.2 in)
1982	100.0 mm (3.9 in)
1983	43.9 mm (1.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Aden, 1962 to 1983. The record is 52 days in 1964, marked on the chart; the median year is 31 days.

Longest dry spell (CDD) at Aden by year
Year	Longest dry spell (CDD)
1962	20 days
1963	45 days
1964	52 days
1965	45 days
1966	25 days
1967	34 days
1968	22 days
1969	36 days
1970	31 days
1971	29 days
1972	33 days
1973	44 days
1974	28 days
1975	19 days
1976	45 days
1977	39 days
1978	10 days
1979	38 days
1980	18 days
1981	27 days
1982	23 days
1983	30 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 Aden standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Aden 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).