Chisholm Lo Weather Records (CA003061570)

Record envelope, standing records and threshold days for Chisholm Lo (CA003061570), Alberta, Canada, with 53 years of record.

Key Facts for Chisholm Lo

Chisholm Lo (CA003061570) is a weather station in Alberta, Canada at 54.93 latitude and -114.03 longitude, 677 m (2,221 ft) above sea level.
The station reports from 1959 to 2011, 53 years of record.
834 records set at Chisholm Lo 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, 54.93 latitude, -114.03 longitude.
Elevation: 677 m (2,221 ft).
Period of record: 1959 to 2011, 53 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 Chisholm Lo. 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 Chisholm Lo, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	n/a	n/a	n/a	n/a
Feb	n/a	n/a	n/a	n/a
Mar	n/a	n/a	n/a	n/a
Apr	29.0 C (84.2 F)	-16.1 C (3.0 F)	n/a	n/a
May	28.9 C (84.0 F)	-7.0 C (19.4 F)	n/a	n/a
Jun	32.2 C (90.0 F)	-2.8 C (27.0 F)	n/a	n/a
Jul	30.0 C (86.0 F)	2.0 C (35.6 F)	n/a	n/a
Aug	32.0 C (89.6 F)	-3.0 C (26.6 F)	n/a	n/a
Sep	32.0 C (89.6 F)	-10.6 C (12.9 F)	n/a	n/a
Oct	27.0 C (80.6 F)	-13.3 C (8.1 F)	n/a	n/a
Nov	n/a	n/a	n/a	n/a
Dec	n/a	n/a	n/a	n/a

Which Years Hold Standing Records

834 standing records

834 records at Chisholm Lo still stand. 1966 holds the most, with 74.

Standing records at Chisholm Lo by the year they were set
Year set	Standing records
1965	54
1966	74
1967	49
1968	46
1969	39
1970	27
1971	27
1972	51
1973	32
1974	49
1975	30
1976	47
1977	52
1978	37
1979	50
1980	47
1981	52
1982	42
1983	29

Wettest Day of Each Month

Jul: 82.8 mm (3.3 in)

The wettest day on record for each calendar month at Chisholm Lo. The most was 82.8 mm (3.3 in) on 11 July 1974.

Record daily precipitation for each month at Chisholm Lo
Month	Record daily precipitation (mm)	Date
Apr	23.6 mm (0.9 in)	25 April 1969
May	44.2 mm (1.7 in)	18 May 1977
Jun	62.5 mm (2.5 in)	26 June 1975
Jul	82.8 mm (3.3 in)	11 July 1974
Aug	56.8 mm (2.2 in)	1 August 1982
Sep	39.1 mm (1.5 in)	4 September 1960
Oct	18.0 mm (0.7 in)	2 October 1976
Nov	1.5 mm (0.06 in)	6 November 1963

Period of Record Coverage

1965 to 1983

19 years of record at Chisholm Lo, 1965 to 1983. 19 years have data for under 90 percent of days and are left out of rankings: 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972 and others.

Days with data per year at Chisholm Lo
Year	Days with data	Share of year	Complete
1965	205	56%	No
1966	207	57%	No
1967	178	49%	No
1968	167	46%	No
1969	161	44%	No
1970	157	43%	No
1971	173	47%	No
1972	179	49%	No
1973	178	49%	No
1974	197	54%	No
1975	188	52%	No
1976	189	52%	No
1977	198	54%	No
1978	198	54%	No
1979	196	54%	No
1980	195	53%	No
1981	176	48%	No
1982	167	46%	No
1983	177	48%	No

Latest Records

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

Extremes by Year

1959 to 1983

Yearly extremes at Chisholm Lo: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	32.2 C (90.0 F)	1970	29.4 C (84.9 F)	19
Coldest night (TNn)	-16.1 C (3.0 F)	1966	-7.0 C (19.4 F)	19
Wettest day (Rx1day)	82.8 mm (3.3 in)	1974	46.5 mm (1.8 in)	25
Wettest five days (Rx5day)	122.4 mm (4.8 in)	1974	72.9 mm (2.9 in)	25
Longest dry spell (CDD)	35 days	1982	18 days	25

Hottest day (TXx)

The hottest day of the year at Chisholm Lo, 1959 to 1983. The record is 32.2 C (90.0 F) in 1970, marked on the chart; the median year is 29.4 C (84.9 F).

Hottest day (TXx) at Chisholm Lo by year
Year	Hottest day (TXx)
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	29.4 C (84.9 F)
1966	29.4 C (84.9 F)
1967	31.1 C (88.0 F)
1968	28.3 C (82.9 F)
1969	30.0 C (86.0 F)
1970	32.2 C (90.0 F)
1971	28.9 C (84.0 F)
1972	28.9 C (84.0 F)
1973	28.9 C (84.0 F)
1974	27.8 C (82.0 F)
1975	29.4 C (84.9 F)
1976	27.0 C (80.6 F)
1977	29.0 C (84.2 F)
1978	31.0 C (87.8 F)
1979	30.0 C (86.0 F)
1980	28.0 C (82.4 F)
1981	32.0 C (89.6 F)
1982	30.0 C (86.0 F)
1983	30.0 C (86.0 F)

Coldest night (TNn)

The coldest night of the year at Chisholm Lo, 1959 to 1983. The record is -16.1 C (3.0 F) in 1966, marked on the chart; the median year is -7.0 C (19.4 F).

Coldest night (TNn) at Chisholm Lo by year
Year	Coldest night (TNn)
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	-15.6 C (3.9 F)
1966	-16.1 C (3.0 F)
1967	-5.6 C (21.9 F)
1968	-7.2 C (19.0 F)
1969	-5.6 C (21.9 F)
1970	-5.6 C (21.9 F)
1971	-4.4 C (24.1 F)
1972	-9.4 C (15.1 F)
1973	-7.2 C (19.0 F)
1974	-10.0 C (14.0 F)
1975	-5.0 C (23.0 F)
1976	-7.0 C (19.4 F)
1977	-7.0 C (19.4 F)
1978	-9.0 C (15.8 F)
1979	-6.0 C (21.2 F)
1980	-6.0 C (21.2 F)
1981	-15.0 C (5.0 F)
1982	-5.0 C (23.0 F)
1983	-7.0 C (19.4 F)

Wettest day (Rx1day)

The wettest day of the year at Chisholm Lo, 1959 to 1983. The record is 82.8 mm (3.3 in) in 1974, marked on the chart; the median year is 46.5 mm (1.8 in).

Wettest day (Rx1day) at Chisholm Lo by year
Year	Wettest day (Rx1day)
1959	26.2 mm (1.0 in)
1960	46.2 mm (1.8 in)
1961	32.8 mm (1.3 in)
1962	32.8 mm (1.3 in)
1963	30.0 mm (1.2 in)
1964	60.2 mm (2.4 in)
1965	38.4 mm (1.5 in)
1966	29.2 mm (1.1 in)
1967	16.0 mm (0.6 in)
1968	57.7 mm (2.3 in)
1969	33.0 mm (1.3 in)
1970	55.9 mm (2.2 in)
1971	51.6 mm (2.0 in)
1972	46.5 mm (1.8 in)
1973	47.2 mm (1.9 in)
1974	82.8 mm (3.3 in)
1975	62.5 mm (2.5 in)
1976	54.0 mm (2.1 in)
1977	57.1 mm (2.2 in)
1978	50.4 mm (2.0 in)
1979	46.4 mm (1.8 in)
1980	33.8 mm (1.3 in)
1981	42.6 mm (1.7 in)
1982	56.8 mm (2.2 in)
1983	52.6 mm (2.1 in)

Wettest five days (Rx5day)

The wettest five days of the year at Chisholm Lo, 1959 to 1983. The record is 122.4 mm (4.8 in) in 1974, marked on the chart; the median year is 72.9 mm (2.9 in).

Wettest five days (Rx5day) at Chisholm Lo by year
Year	Wettest five days (Rx5day)
1959	41.4 mm (1.6 in)
1960	84.1 mm (3.3 in)
1961	65.3 mm (2.6 in)
1962	55.5 mm (2.2 in)
1963	53.9 mm (2.1 in)
1964	71.1 mm (2.8 in)
1965	60.1 mm (2.4 in)
1966	56.1 mm (2.2 in)
1967	20.0 mm (0.8 in)
1968	84.4 mm (3.3 in)
1969	68.8 mm (2.7 in)
1970	101.0 mm (4.0 in)
1971	107.0 mm (4.2 in)
1972	64.8 mm (2.6 in)
1973	71.1 mm (2.8 in)
1974	122.4 mm (4.8 in)
1975	121.4 mm (4.8 in)
1976	72.9 mm (2.9 in)
1977	78.5 mm (3.1 in)
1978	95.4 mm (3.8 in)
1979	78.2 mm (3.1 in)
1980	40.2 mm (1.6 in)
1981	108.8 mm (4.3 in)
1982	90.2 mm (3.6 in)
1983	85.5 mm (3.4 in)

Longest dry spell (CDD)

The longest dry spell of the year at Chisholm Lo, 1959 to 1983. The record is 35 days in 1982, marked on the chart; the median year is 18 days.

Longest dry spell (CDD) at Chisholm Lo by year
Year	Longest dry spell (CDD)
1959	16 days
1960	33 days
1961	23 days
1962	19 days
1963	19 days
1964	28 days
1965	19 days
1966	27 days
1967	14 days
1968	15 days
1969	25 days
1970	26 days
1971	18 days
1972	17 days
1973	11 days
1974	16 days
1975	10 days
1976	29 days
1977	15 days
1978	12 days
1979	15 days
1980	34 days
1981	17 days
1982	35 days
1983	13 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 Chisholm Lo standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Chisholm Lo 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).