Clearwater Weather Records (CA003011663)

Record envelope, standing records and threshold days for Clearwater (CA003011663), Alberta, Canada, with 54 years of record.

Key Facts for Clearwater

Clearwater (CA003011663) is a weather station in Alberta, Canada at 51.98 latitude and -115.25 longitude, 1,280 m (4,199 ft) above sea level.
The station reports from 1958 to 2011, 54 years of record.
1,464 records set at Clearwater 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, 51.98 latitude, -115.25 longitude.
Elevation: 1,280 m (4,199 ft).
Period of record: 1958 to 2011, 54 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 Clearwater. 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 Clearwater, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	16.7 C (62.1 F)	-41.7 C (-43.1 F)	n/a	n/a
Feb	18.9 C (66.0 F)	-35.0 C (-31.0 F)	n/a	n/a
Mar	21.1 C (70.0 F)	-37.2 C (-35.0 F)	n/a	n/a
Apr	26.0 C (78.8 F)	-25.0 C (-13.0 F)	n/a	n/a
May	28.3 C (82.9 F)	-10.6 C (12.9 F)	n/a	n/a
Jun	32.2 C (90.0 F)	-4.4 C (24.1 F)	n/a	n/a
Jul	32.2 C (90.0 F)	-1.7 C (28.9 F)	n/a	n/a
Aug	32.8 C (91.0 F)	-4.5 C (23.9 F)	n/a	n/a
Sep	32.2 C (90.0 F)	-13.3 C (8.1 F)	n/a	n/a
Oct	26.7 C (80.1 F)	-24.4 C (-11.9 F)	n/a	n/a
Nov	19.4 C (66.9 F)	-31.5 C (-24.7 F)	n/a	n/a
Dec	16.5 C (61.7 F)	-40.5 C (-40.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Clearwater still stand. 1965 holds the most, with 102.

Standing records at Clearwater by the year they were set
Year set	Standing records
1961	45
1962	50
1963	12
1964	50
1965	102
1966	80
1967	75
1968	69
1969	72
1970	54
1971	61
1972	76
1973	63
1974	46
1975	62
1976	62
1977	64
1978	73
1979	82
1980	82
1981	73
1982	63
1983	48

Wettest Day of Each Month

Jul: 95.8 mm (3.8 in)

The wettest day on record for each calendar month at Clearwater. The most was 95.8 mm (3.8 in) on 27 July 1959.

Record daily precipitation for each month at Clearwater
Month	Record daily precipitation (mm)	Date
Jan	16.5 mm (0.6 in)	4 January 1967
Feb	19.3 mm (0.8 in)	26 February 1965
Mar	27.6 mm (1.1 in)	23 March 1982
Apr	57.4 mm (2.3 in)	24 April 1983
May	51.1 mm (2.0 in)	23 May 1980
Jun	58.4 mm (2.3 in)	13 June 1970
Jul	95.8 mm (3.8 in)	27 July 1959
Aug	42.2 mm (1.7 in)	7 August 1976
Sep	46.0 mm (1.8 in)	2 September 1965
Oct	24.1 mm (0.9 in)	12 October 1966
Nov	25.8 mm (1.0 in)	7 November 1978
Dec	20.3 mm (0.8 in)	9 December 1975

Period of Record Coverage

1961 to 1983

23 years of record at Clearwater, 1961 to 1983. 7 years have data for under 90 percent of days and are left out of rankings: 1961, 1962, 1963, 1964, 1971, 1976, 1977.

Days with data per year at Clearwater
Year	Days with data	Share of year	Complete
1961	144	39%	No
1962	211	58%	No
1963	193	53%	No
1964	262	72%	No
1965	331	91%	Yes
1966	365	100%	Yes
1967	365	100%	Yes
1968	348	95%	Yes
1969	329	90%	Yes
1970	347	95%	Yes
1971	319	87%	No
1972	349	95%	Yes
1973	349	96%	Yes
1974	332	91%	Yes
1975	335	92%	Yes
1976	314	86%	No
1977	267	73%	No
1978	364	100%	Yes
1979	364	100%	Yes
1980	365	100%	Yes
1981	347	95%	Yes
1982	359	98%	Yes
1983	365	100%	Yes

Latest Records

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

Climate Trend

14 complete years, 1966 to 1983

One stripe for each of 14 complete years at Clearwater, 1966 to 1983. Blue stripes are years cooler than the station's own mean of 1.5 C (34.8 F); red stripes are warmer. The coolest year was 1972, at 0.1 C (32.1 F), and the warmest was 1983, at 2.4 C (36.2 F). The strongest colour marks a difference of 1.5 C (2.7 F).

Annual mean temperature at Clearwater as warming stripes, 1966 to 1983
Year	Annual mean temperature	Difference from the station mean
1966	1.4 C	-0.10 C
1967	2.3 C	+0.77 C
1968	1.6 C	+0.05 C
1969	1.3 C	-0.19 C
1970	1.6 C	+0.06 C
1972	0.1 C	-1.46 C
1973	1.5 C	0.00 C
1974	2.3 C	+0.81 C
1975	0.7 C	-0.87 C
1978	1.7 C	+0.14 C
1979	1.8 C	+0.31 C
1980	2.3 C	+0.74 C
1982	0.5 C	-1.04 C
1983	2.4 C	+0.83 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

1958 to 1983

Yearly extremes at Clearwater: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	32.8 C (91.0 F)	1971	30.0 C (86.0 F)	23
Coldest night (TNn)	-41.7 C (-43.1 F)	1972	-37.0 C (-34.6 F)	23
Wettest day (Rx1day)	95.8 mm (3.8 in)	1959	44.7 mm (1.8 in)	26
Wettest five days (Rx5day)	139.9 mm (5.5 in)	1965	71.2 mm (2.8 in)	26
Longest dry spell (CDD)	37 days	1962	24 days	26

Hottest day (TXx)

The hottest day of the year at Clearwater, 1958 to 1983. The record is 32.8 C (91.0 F) in 1971, marked on the chart; the median year is 30.0 C (86.0 F).

Hottest day (TXx) at Clearwater by year
Year	Hottest day (TXx)
1958	n/a
1959	n/a
1960	n/a
1961	32.2 C (90.0 F)
1962	30.0 C (86.0 F)
1963	27.8 C (82.0 F)
1964	28.3 C (82.9 F)
1965	28.9 C (84.0 F)
1966	29.4 C (84.9 F)
1967	32.2 C (90.0 F)
1968	30.0 C (86.0 F)
1969	30.6 C (87.1 F)
1970	30.6 C (87.1 F)
1971	32.8 C (91.0 F)
1972	28.3 C (82.9 F)
1973	29.4 C (84.9 F)
1974	30.0 C (86.0 F)
1975	31.1 C (88.0 F)
1976	27.8 C (82.0 F)
1977	29.0 C (84.2 F)
1978	30.0 C (86.0 F)
1979	31.0 C (87.8 F)
1980	27.0 C (80.6 F)
1981	31.5 C (88.7 F)
1982	28.5 C (83.3 F)
1983	30.5 C (86.9 F)

Coldest night (TNn)

The coldest night of the year at Clearwater, 1958 to 1983. The record is -41.7 C (-43.1 F) in 1972, marked on the chart; the median year is -37.0 C (-34.6 F).

Coldest night (TNn) at Clearwater by year
Year	Coldest night (TNn)
1958	n/a
1959	n/a
1960	n/a
1961	-16.1 C (3.0 F)
1962	-37.2 C (-35.0 F)
1963	-7.2 C (19.0 F)
1964	-37.8 C (-36.0 F)
1965	-37.8 C (-36.0 F)
1966	-38.3 C (-36.9 F)
1967	-32.8 C (-27.0 F)
1968	-39.4 C (-38.9 F)
1969	-40.6 C (-41.1 F)
1970	-37.8 C (-36.0 F)
1971	-40.0 C (-40.0 F)
1972	-41.7 C (-43.1 F)
1973	-31.7 C (-25.1 F)
1974	-36.1 C (-33.0 F)
1975	-34.4 C (-29.9 F)
1976	-37.2 C (-35.0 F)
1977	-40.5 C (-40.9 F)
1978	-34.5 C (-30.1 F)
1979	-36.5 C (-33.7 F)
1980	-37.0 C (-34.6 F)
1981	-33.5 C (-28.3 F)
1982	-36.5 C (-33.7 F)
1983	-36.5 C (-33.7 F)

Wettest day (Rx1day)

The wettest day of the year at Clearwater, 1958 to 1983. The record is 95.8 mm (3.8 in) in 1959, marked on the chart; the median year is 44.7 mm (1.8 in).

Wettest day (Rx1day) at Clearwater by year
Year	Wettest day (Rx1day)
1958	39.4 mm (1.6 in)
1959	95.8 mm (3.8 in)
1960	23.6 mm (0.9 in)
1961	30.0 mm (1.2 in)
1962	26.2 mm (1.0 in)
1963	49.0 mm (1.9 in)
1964	34.3 mm (1.4 in)
1965	76.7 mm (3.0 in)
1966	47.8 mm (1.9 in)
1967	20.8 mm (0.8 in)
1968	71.9 mm (2.8 in)
1969	53.6 mm (2.1 in)
1970	58.4 mm (2.3 in)
1971	30.0 mm (1.2 in)
1972	57.9 mm (2.3 in)
1973	31.5 mm (1.2 in)
1974	43.9 mm (1.7 in)
1975	27.7 mm (1.1 in)
1976	42.2 mm (1.7 in)
1977	50.4 mm (2.0 in)
1978	25.8 mm (1.0 in)
1979	39.4 mm (1.6 in)
1980	51.1 mm (2.0 in)
1981	46.1 mm (1.8 in)
1982	45.4 mm (1.8 in)
1983	57.4 mm (2.3 in)

Wettest five days (Rx5day)

The wettest five days of the year at Clearwater, 1958 to 1983. The record is 139.9 mm (5.5 in) in 1965, marked on the chart; the median year is 71.2 mm (2.8 in).

Wettest five days (Rx5day) at Clearwater by year
Year	Wettest five days (Rx5day)
1958	50.8 mm (2.0 in)
1959	96.1 mm (3.8 in)
1960	36.1 mm (1.4 in)
1961	69.8 mm (2.7 in)
1962	43.4 mm (1.7 in)
1963	54.9 mm (2.2 in)
1964	112.8 mm (4.4 in)
1965	139.9 mm (5.5 in)
1966	100.4 mm (4.0 in)
1967	39.6 mm (1.6 in)
1968	95.7 mm (3.8 in)
1969	102.7 mm (4.0 in)
1970	115.6 mm (4.6 in)
1971	82.4 mm (3.2 in)
1972	124.0 mm (4.9 in)
1973	63.7 mm (2.5 in)
1974	71.1 mm (2.8 in)
1975	42.2 mm (1.7 in)
1976	71.2 mm (2.8 in)
1977	69.9 mm (2.8 in)
1978	61.3 mm (2.4 in)
1979	64.1 mm (2.5 in)
1980	85.2 mm (3.4 in)
1981	94.0 mm (3.7 in)
1982	113.8 mm (4.5 in)
1983	64.4 mm (2.5 in)

Longest dry spell (CDD)

The longest dry spell of the year at Clearwater, 1958 to 1983. The record is 37 days in 1962, marked on the chart; the median year is 24 days.

Longest dry spell (CDD) at Clearwater by year
Year	Longest dry spell (CDD)
1958	22 days
1959	12 days
1960	16 days
1961	9 days
1962	37 days
1963	24 days
1964	19 days
1965	30 days
1966	21 days
1967	23 days
1968	33 days
1969	27 days
1970	16 days
1971	21 days
1972	24 days
1973	24 days
1974	15 days
1975	22 days
1976	28 days
1977	25 days
1978	28 days
1979	32 days
1980	17 days
1981	26 days
1982	25 days
1983	23 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 Clearwater standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Clearwater 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).