Castle Weather Records (CA003051430)

Record envelope, standing records and threshold days for Castle (CA003051430), Alberta, Canada, with 54 years of record.

Key Facts for Castle

Castle (CA003051430) is a weather station in Alberta, Canada at 49.40 latitude and -114.33 longitude, 1,360 m (4,462 ft) above sea level.
The station reports from 1958 to 2011, 54 years of record.
1,464 records set at Castle 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, 49.40 latitude, -114.33 longitude.
Elevation: 1,360 m (4,462 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 Castle. 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 Castle, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	13.3 C (55.9 F)	-41.1 C (-42.0 F)	n/a	n/a
Feb	14.4 C (57.9 F)	-36.7 C (-34.1 F)	n/a	n/a
Mar	16.1 C (61.0 F)	-40.0 C (-40.0 F)	n/a	n/a
Apr	22.8 C (73.0 F)	-26.1 C (-15.0 F)	n/a	n/a
May	27.2 C (81.0 F)	-11.1 C (12.0 F)	n/a	n/a
Jun	30.0 C (86.0 F)	-4.4 C (24.1 F)	n/a	n/a
Jul	32.2 C (90.0 F)	-2.8 C (27.0 F)	n/a	n/a
Aug	34.4 C (93.9 F)	-2.8 C (27.0 F)	n/a	n/a
Sep	32.2 C (90.0 F)	-12.8 C (9.0 F)	n/a	n/a
Oct	26.1 C (79.0 F)	-17.8 C (0.0 F)	n/a	n/a
Nov	15.6 C (60.1 F)	-35.6 C (-32.1 F)	n/a	n/a
Dec	11.1 C (52.0 F)	-43.9 C (-47.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Castle still stand. 1966 holds the most, with 170.

Wettest Day of Each Month

Jun: 94.0 mm (3.7 in)

The wettest day on record for each calendar month at Castle. The most was 94.0 mm (3.7 in) on 19 June 1975.

Record daily precipitation for each month at Castle
Month	Record daily precipitation (mm)	Date
Jan	32.3 mm (1.3 in)	19 January 1971
Feb	38.1 mm (1.5 in)	26 February 1970
Mar	18.8 mm (0.7 in)	30 March 1975
Apr	67.8 mm (2.7 in)	27 April 1970
May	91.2 mm (3.6 in)	2 May 1964
Jun	94.0 mm (3.7 in)	19 June 1975
Jul	62.0 mm (2.4 in)	29 July 1975
Aug	75.9 mm (3.0 in)	1 August 1960
Sep	40.1 mm (1.6 in)	19 September 1968
Oct	29.0 mm (1.1 in)	20 October 1961
Nov	51.3 mm (2.0 in)	20 November 1974
Dec	43.2 mm (1.7 in)	22 December 1964

Period of Record Coverage

1962 to 1976

15 years of record at Castle, 1962 to 1976. 8 years have data for under 90 percent of days and are left out of rankings: 1962, 1963, 1964, 1971, 1972, 1973, 1974, 1976.

Days with data per year at Castle
Year	Days with data	Share of year	Complete
1962	184	50%	No
1963	192	53%	No
1964	264	72%	No
1965	363	99%	Yes
1966	364	100%	Yes
1967	361	99%	Yes
1968	363	99%	Yes
1969	362	99%	Yes
1970	364	100%	Yes
1971	211	58%	No
1972	90	25%	No
1973	9	2%	No
1974	161	44%	No
1975	364	100%	Yes
1976	227	62%	No

Latest Records

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

Extremes by Year

1958 to 1976

Yearly extremes at Castle: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	34.4 C (93.9 F)	1969	30.6 C (87.1 F)	15
Coldest night (TNn)	-43.9 C (-47.0 F)	1964	-37.2 C (-35.0 F)	15
Wettest day (Rx1day)	94.0 mm (3.7 in)	1975	40.6 mm (1.6 in)	19
Wettest five days (Rx5day)	190.8 mm (7.5 in)	1975	80.9 mm (3.2 in)	19
Longest dry spell (CDD)	39 days	1969	17 days	19

Hottest day (TXx)

The hottest day of the year at Castle, 1958 to 1976. The record is 34.4 C (93.9 F) in 1969, marked on the chart; the median year is 30.6 C (87.1 F).

Hottest day (TXx) at Castle by year
Year	Hottest day (TXx)
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	32.2 C (90.0 F)
1963	30.6 C (87.1 F)
1964	31.7 C (89.1 F)
1965	31.7 C (89.1 F)
1966	30.0 C (86.0 F)
1967	33.3 C (91.9 F)
1968	30.0 C (86.0 F)
1969	34.4 C (93.9 F)
1970	31.1 C (88.0 F)
1971	30.6 C (87.1 F)
1972	30.6 C (87.1 F)
1973	13.9 C (57.0 F)
1974	30.0 C (86.0 F)
1975	32.2 C (90.0 F)
1976	29.0 C (84.2 F)

Coldest night (TNn)

The coldest night of the year at Castle, 1958 to 1976. The record is -43.9 C (-47.0 F) in 1964, marked on the chart; the median year is -37.2 C (-35.0 F).

Coldest night (TNn) at Castle by year
Year	Coldest night (TNn)
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	-7.8 C (18.0 F)
1963	-6.7 C (19.9 F)
1964	-43.9 C (-47.0 F)
1965	-36.1 C (-33.0 F)
1966	-38.9 C (-38.0 F)
1967	-35.0 C (-31.0 F)
1968	-43.9 C (-47.0 F)
1969	-40.6 C (-41.1 F)
1970	-38.9 C (-38.0 F)
1971	-37.2 C (-35.0 F)
1972	-1.1 C (30.0 F)
1973	-10.6 C (12.9 F)
1974	-23.9 C (-11.0 F)
1975	-41.1 C (-42.0 F)
1976	-40.0 C (-40.0 F)

Wettest day (Rx1day)

The wettest day of the year at Castle, 1958 to 1976. The record is 94.0 mm (3.7 in) in 1975, marked on the chart; the median year is 40.6 mm (1.6 in).

Wettest day (Rx1day) at Castle by year
Year	Wettest day (Rx1day)
1958	29.5 mm (1.2 in)
1959	55.9 mm (2.2 in)
1960	75.9 mm (3.0 in)
1961	29.0 mm (1.1 in)
1962	11.7 mm (0.5 in)
1963	48.3 mm (1.9 in)
1964	91.2 mm (3.6 in)
1965	44.7 mm (1.8 in)
1966	37.6 mm (1.5 in)
1967	40.6 mm (1.6 in)
1968	40.1 mm (1.6 in)
1969	25.7 mm (1.0 in)
1970	77.5 mm (3.1 in)
1971	32.3 mm (1.3 in)
1972	50.8 mm (2.0 in)
1973	3.6 mm (0.14 in)
1974	51.3 mm (2.0 in)
1975	94.0 mm (3.7 in)
1976	38.1 mm (1.5 in)

Wettest five days (Rx5day)

The wettest five days of the year at Castle, 1958 to 1976. The record is 190.8 mm (7.5 in) in 1975, marked on the chart; the median year is 80.9 mm (3.2 in).

Wettest five days (Rx5day) at Castle by year
Year	Wettest five days (Rx5day)
1958	35.6 mm (1.4 in)
1959	67.3 mm (2.6 in)
1960	86.6 mm (3.4 in)
1961	45.1 mm (1.8 in)
1962	29.2 mm (1.1 in)
1963	80.9 mm (3.2 in)
1964	145.4 mm (5.7 in)
1965	101.1 mm (4.0 in)
1966	68.0 mm (2.7 in)
1967	97.8 mm (3.9 in)
1968	92.6 mm (3.6 in)
1969	69.2 mm (2.7 in)
1970	106.5 mm (4.2 in)
1971	73.6 mm (2.9 in)
1972	64.8 mm (2.6 in)
1973	3.6 mm (0.14 in)
1974	86.5 mm (3.4 in)
1975	190.8 mm (7.5 in)
1976	100.7 mm (4.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Castle, 1958 to 1976. The record is 39 days in 1969, marked on the chart; the median year is 17 days.

Longest dry spell (CDD) at Castle by year
Year	Longest dry spell (CDD)
1958	15 days
1959	17 days
1960	30 days
1961	10 days
1962	17 days
1963	15 days
1964	18 days
1965	16 days
1966	14 days
1967	30 days
1968	22 days
1969	39 days
1970	27 days
1971	18 days
1972	13 days
1973	5 days
1974	26 days
1975	19 days
1976	16 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 Castle standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Castle 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).