White Mountain Lo Weather Records (CA003077440)

Record envelope, standing records and threshold days for White Mountain Lo (CA003077440), Alberta, Canada, with 57 years of record.

Key Facts for White Mountain Lo

White Mountain Lo (CA003077440) is a weather station in Alberta, Canada at 55.70 latitude and -119.23 longitude, 1,093 m (3,586 ft) above sea level.
The station reports from 1955 to 2011, 57 years of record.
778 records set at White Mountain 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, 55.70 latitude, -119.23 longitude.
Elevation: 1,093 m (3,586 ft).
Period of record: 1955 to 2011, 57 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 White Mountain 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 White Mountain 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	30.0 C (86.0 F)	-16.7 C (1.9 F)	n/a	n/a
May	29.0 C (84.2 F)	-8.9 C (16.0 F)	n/a	n/a
Jun	31.1 C (88.0 F)	-1.1 C (30.0 F)	n/a	n/a
Jul	30.0 C (86.0 F)	1.0 C (33.8 F)	n/a	n/a
Aug	32.0 C (89.6 F)	-1.1 C (30.0 F)	n/a	n/a
Sep	28.0 C (82.4 F)	-11.0 C (12.2 F)	n/a	n/a
Oct	21.1 C (70.0 F)	-16.1 C (3.0 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

778 standing records

778 records at White Mountain Lo still stand. 1965 holds the most, with 67.

Standing records at White Mountain Lo by the year they were set
Year set	Standing records
1956	62
1965	67
1966	40
1967	59
1968	25
1969	46
1970	23
1971	44
1972	33
1973	28
1974	20
1975	25
1976	38
1977	54
1978	31
1979	51
1980	35
1981	41
1982	41
1983	15

Wettest Day of Each Month

Jun: 138.9 mm (5.5 in)

The wettest day on record for each calendar month at White Mountain Lo. The most was 138.9 mm (5.5 in) on 27 June 1964.

Record daily precipitation for each month at White Mountain Lo
Month	Record daily precipitation (mm)	Date
Apr	20.3 mm (0.8 in)	28 April 1962
May	38.9 mm (1.5 in)	29 May 1965
Jun	138.9 mm (5.5 in)	27 June 1964
Jul	76.7 mm (3.0 in)	8 July 1972
Aug	72.2 mm (2.8 in)	3 August 1976
Sep	43.7 mm (1.7 in)	13 September 1969
Oct	40.6 mm (1.6 in)	4 October 1957
Nov	3.6 mm (0.14 in)	1 November 1963

Period of Record Coverage

1956 to 1983

20 years of record at White Mountain Lo, 1956 to 1983. 20 years have data for under 90 percent of days and are left out of rankings: 1956, 1965, 1966, 1967, 1968, 1969, 1970, 1971 and others.

Days with data per year at White Mountain Lo
Year	Days with data	Share of year	Complete
1956	179	49%	No
1965	178	49%	No
1966	159	44%	No
1967	147	40%	No
1968	137	37%	No
1969	150	41%	No
1970	150	41%	No
1971	167	46%	No
1972	153	42%	No
1973	154	42%	No
1974	127	35%	No
1975	138	38%	No
1976	157	43%	No
1977	153	42%	No
1978	148	41%	No
1979	168	46%	No
1980	159	43%	No
1981	152	42%	No
1982	152	42%	No
1983	158	43%	No

Latest Records

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

Extremes by Year

1955 to 1983

Yearly extremes at White Mountain Lo: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	32.0 C (89.6 F)	1981	28.3 C (82.9 F)	20
Coldest night (TNn)	-16.7 C (1.9 F)	1966	-5.0 C (23.0 F)	20
Wettest day (Rx1day)	138.9 mm (5.5 in)	1964	41.7 mm (1.6 in)	29
Wettest five days (Rx5day)	153.1 mm (6.0 in)	1964	71.4 mm (2.8 in)	29
Longest dry spell (CDD)	44 days	1955	17 days	29

Hottest day (TXx)

The hottest day of the year at White Mountain Lo, 1955 to 1983. The record is 32.0 C (89.6 F) in 1981, marked on the chart; the median year is 28.3 C (82.9 F).

Hottest day (TXx) at White Mountain Lo by year
Year	Hottest day (TXx)
1955	n/a
1956	28.9 C (84.0 F)
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	30.0 C (86.0 F)
1966	27.2 C (81.0 F)
1967	30.6 C (87.1 F)
1968	27.8 C (82.0 F)
1969	28.3 C (82.9 F)
1970	31.1 C (88.0 F)
1971	30.6 C (87.1 F)
1972	28.3 C (82.9 F)
1973	28.3 C (82.9 F)
1974	27.8 C (82.0 F)
1975	27.2 C (81.0 F)
1976	25.0 C (77.0 F)
1977	30.0 C (86.0 F)
1978	29.0 C (84.2 F)
1979	28.0 C (82.4 F)
1980	27.0 C (80.6 F)
1981	32.0 C (89.6 F)
1982	28.0 C (82.4 F)
1983	29.0 C (84.2 F)

Coldest night (TNn)

The coldest night of the year at White Mountain Lo, 1955 to 1983. The record is -16.7 C (1.9 F) in 1966, marked on the chart; the median year is -5.0 C (23.0 F).

Coldest night (TNn) at White Mountain Lo by year
Year	Coldest night (TNn)
1955	n/a
1956	-16.1 C (3.0 F)
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	-7.8 C (18.0 F)
1966	-16.7 C (1.9 F)
1967	-4.4 C (24.1 F)
1968	-2.2 C (28.0 F)
1969	-7.2 C (19.0 F)
1970	-9.4 C (15.1 F)
1971	-6.7 C (19.9 F)
1972	-10.0 C (14.0 F)
1973	-2.8 C (27.0 F)
1974	-8.9 C (16.0 F)
1975	-2.8 C (27.0 F)
1976	-1.1 C (30.0 F)
1977	-5.0 C (23.0 F)
1978	-3.0 C (26.6 F)
1979	-5.0 C (23.0 F)
1980	-2.0 C (28.4 F)
1981	-4.0 C (24.8 F)
1982	-5.0 C (23.0 F)
1983	-11.0 C (12.2 F)

Wettest day (Rx1day)

The wettest day of the year at White Mountain Lo, 1955 to 1983. The record is 138.9 mm (5.5 in) in 1964, marked on the chart; the median year is 41.7 mm (1.6 in).

Wettest day (Rx1day) at White Mountain Lo by year
Year	Wettest day (Rx1day)
1955	49.5 mm (1.9 in)
1956	41.7 mm (1.6 in)
1957	40.6 mm (1.6 in)
1958	21.3 mm (0.8 in)
1959	21.3 mm (0.8 in)
1960	47.8 mm (1.9 in)
1961	42.2 mm (1.7 in)
1962	21.8 mm (0.9 in)
1963	26.7 mm (1.1 in)
1964	138.9 mm (5.5 in)
1965	73.7 mm (2.9 in)
1966	32.5 mm (1.3 in)
1967	17.8 mm (0.7 in)
1968	89.7 mm (3.5 in)
1969	43.7 mm (1.7 in)
1970	22.4 mm (0.9 in)
1971	56.9 mm (2.2 in)
1972	76.7 mm (3.0 in)
1973	48.0 mm (1.9 in)
1974	26.2 mm (1.0 in)
1975	47.2 mm (1.9 in)
1976	72.2 mm (2.8 in)
1977	36.0 mm (1.4 in)
1978	25.9 mm (1.0 in)
1979	33.4 mm (1.3 in)
1980	33.7 mm (1.3 in)
1981	13.2 mm (0.5 in)
1982	63.4 mm (2.5 in)
1983	44.9 mm (1.8 in)

Wettest five days (Rx5day)

The wettest five days of the year at White Mountain Lo, 1955 to 1983. The record is 153.1 mm (6.0 in) in 1964, marked on the chart; the median year is 71.4 mm (2.8 in).

Wettest five days (Rx5day) at White Mountain Lo by year
Year	Wettest five days (Rx5day)
1955	85.6 mm (3.4 in)
1956	67.3 mm (2.6 in)
1957	107.5 mm (4.2 in)
1958	31.5 mm (1.2 in)
1959	45.5 mm (1.8 in)
1960	94.3 mm (3.7 in)
1961	77.0 mm (3.0 in)
1962	52.6 mm (2.1 in)
1963	29.5 mm (1.2 in)
1964	153.1 mm (6.0 in)
1965	115.1 mm (4.5 in)
1966	59.7 mm (2.4 in)
1967	43.4 mm (1.7 in)
1968	131.4 mm (5.2 in)
1969	72.9 mm (2.9 in)
1970	37.6 mm (1.5 in)
1971	121.2 mm (4.8 in)
1972	97.8 mm (3.9 in)
1973	104.6 mm (4.1 in)
1974	48.5 mm (1.9 in)
1975	71.4 mm (2.8 in)
1976	122.5 mm (4.8 in)
1977	58.9 mm (2.3 in)
1978	33.0 mm (1.3 in)
1979	63.9 mm (2.5 in)
1980	71.2 mm (2.8 in)
1981	32.6 mm (1.3 in)
1982	144.4 mm (5.7 in)
1983	82.0 mm (3.2 in)

Longest dry spell (CDD)

The longest dry spell of the year at White Mountain Lo, 1955 to 1983. The record is 44 days in 1955, marked on the chart; the median year is 17 days.

Longest dry spell (CDD) at White Mountain Lo by year
Year	Longest dry spell (CDD)
1955	44 days
1956	34 days
1957	12 days
1958	28 days
1959	14 days
1960	23 days
1961	18 days
1962	10 days
1963	13 days
1964	11 days
1965	20 days
1966	16 days
1967	30 days
1968	12 days
1969	11 days
1970	17 days
1971	27 days
1972	30 days
1973	25 days
1974	24 days
1975	16 days
1976	13 days
1977	14 days
1978	9 days
1979	10 days
1980	24 days
1981	28 days
1982	19 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 White Mountain Lo standing records by year: CSV or JSON. Field meanings are on the data page.
Data for White Mountain 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 2026-10-16 (16 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).