Castlegar Bchpa Dam Weather Records (CA001141457)

Record envelope, standing records and threshold days for Castlegar Bchpa Dam (CA001141457), British Columbia, Canada, with 56 years of record.

Key Facts for Castlegar Bchpa Dam

Castlegar Bchpa Dam (CA001141457) is a weather station in British Columbia, Canada at 49.35 latitude and -117.77 longitude, 435 m (1,427 ft) above sea level.
The station reports from 1969 to 2024, 56 years of record.
1,464 records set at Castlegar Bchpa Dam still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: British Columbia, Canada, 49.35 latitude, -117.77 longitude.
Elevation: 435 m (1,427 ft).
Period of record: 1969 to 2024, 56 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 Castlegar Bchpa Dam. 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 Castlegar Bchpa Dam, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	10.0 C (50.0 F)	-22.5 C (-8.5 F)	n/a	n/a
Feb	12.5 C (54.5 F)	-17.0 C (1.4 F)	n/a	n/a
Mar	15.6 C (60.1 F)	-11.1 C (12.0 F)	n/a	n/a
Apr	27.5 C (81.5 F)	-6.7 C (19.9 F)	n/a	n/a
May	31.5 C (88.7 F)	-1.1 C (30.0 F)	n/a	n/a
Jun	34.5 C (94.1 F)	0.6 C (33.1 F)	n/a	n/a
Jul	38.0 C (100.4 F)	5.0 C (41.0 F)	n/a	n/a
Aug	38.3 C (100.9 F)	4.4 C (39.9 F)	n/a	n/a
Sep	32.2 C (90.0 F)	-0.6 C (30.9 F)	n/a	n/a
Oct	25.0 C (77.0 F)	-5.6 C (21.9 F)	n/a	n/a
Nov	19.4 C (66.9 F)	-15.6 C (3.9 F)	n/a	n/a
Dec	10.5 C (50.9 F)	-21.0 C (-5.8 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Castlegar Bchpa Dam still stand. 1972 holds the most, with 124.

Wettest Day of Each Month

Jan: 44.2 mm (1.7 in)

The wettest day on record for each calendar month at Castlegar Bchpa Dam. The most was 44.2 mm (1.7 in) on 29 January 1971.

Record daily precipitation for each month at Castlegar Bchpa Dam
Month	Record daily precipitation (mm)	Date
Jan	44.2 mm (1.7 in)	29 January 1971
Feb	30.5 mm (1.2 in)	1 February 1975
Mar	15.5 mm (0.6 in)	24 March 1976
Apr	22.2 mm (0.9 in)	28 April 1980
May	25.0 mm (1.0 in)	30 May 1981
Jun	24.4 mm (1.0 in)	25 June 1982
Jul	32.0 mm (1.3 in)	18 July 1972
Aug	25.2 mm (1.0 in)	17 August 1980
Sep	31.0 mm (1.2 in)	22 September 1972
Oct	15.2 mm (0.6 in)	31 October 1971
Nov	29.7 mm (1.2 in)	12 November 1973
Dec	25.9 mm (1.0 in)	1 December 1977

Period of Record Coverage

1969 to 1983

15 years of record at Castlegar Bchpa Dam, 1969 to 1983. 1 years have data for under 90 percent of days and are left out of rankings: 1969.

Days with data per year at Castlegar Bchpa Dam
Year	Days with data	Share of year	Complete
1969	204	56%	No
1970	365	100%	Yes
1971	365	100%	Yes
1972	366	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	365	100%	Yes
1979	363	99%	Yes
1980	366	100%	Yes
1981	362	99%	Yes
1982	363	99%	Yes
1983	364	100%	Yes

Latest Records

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

Climate Trend

14 complete years, 1970 to 1983

One stripe for each of 14 complete years at Castlegar Bchpa Dam, 1970 to 1983. Blue stripes are years cooler than the station's own mean of 8.4 C (47.2 F); red stripes are warmer. The coolest year was 1972, at 7.7 C (45.9 F), and the warmest was 1974, at 9.0 C (48.2 F). The strongest colour marks a difference of 0.8 C (1.4 F).

Annual mean temperature at Castlegar Bchpa Dam as warming stripes, 1970 to 1983
Year	Annual mean temperature	Difference from the station mean
1970	8.9 C	+0.45 C
1971	8.5 C	+0.04 C
1972	7.7 C	-0.73 C
1973	8.9 C	+0.47 C
1974	9.0 C	+0.57 C
1975	7.9 C	-0.52 C
1976	8.2 C	-0.21 C
1977	8.4 C	-0.07 C
1978	8.0 C	-0.45 C
1979	8.6 C	+0.19 C
1980	8.7 C	+0.28 C
1981	8.6 C	+0.21 C
1982	7.9 C	-0.58 C
1983	8.8 C	+0.35 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

1969 to 1983

Yearly extremes at Castlegar Bchpa Dam: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	38.3 C (100.9 F)	1971	36.1 C (97.0 F)	15
Coldest night (TNn)	-22.5 C (-8.5 F)	1979	-15.6 C (3.9 F)	15
Wettest day (Rx1day)	44.2 mm (1.7 in)	1971	25.0 mm (1.0 in)	15
Wettest five days (Rx5day)	69.3 mm (2.7 in)	1973	40.4 mm (1.6 in)	15
Longest dry spell (CDD)	51 days	1974	23 days	15

Hottest day (TXx)

The hottest day of the year at Castlegar Bchpa Dam, 1969 to 1983. The record is 38.3 C (100.9 F) in 1971, marked on the chart; the median year is 36.1 C (97.0 F).

Hottest day (TXx) at Castlegar Bchpa Dam by year
Year	Hottest day (TXx)
1969	34.4 C (93.9 F)
1970	36.1 C (97.0 F)
1971	38.3 C (100.9 F)
1972	34.4 C (93.9 F)
1973	36.7 C (98.1 F)
1974	36.1 C (97.0 F)
1975	37.8 C (100.0 F)
1976	34.4 C (93.9 F)
1977	35.0 C (95.0 F)
1978	36.5 C (97.7 F)
1979	38.0 C (100.4 F)
1980	36.5 C (97.7 F)
1981	33.0 C (91.4 F)
1982	34.0 C (93.2 F)
1983	35.0 C (95.0 F)

Coldest night (TNn)

The coldest night of the year at Castlegar Bchpa Dam, 1969 to 1983. The record is -22.5 C (-8.5 F) in 1979, marked on the chart; the median year is -15.6 C (3.9 F).

Coldest night (TNn) at Castlegar Bchpa Dam by year
Year	Coldest night (TNn)
1969	-5.6 C (21.9 F)
1970	-12.2 C (10.0 F)
1971	-14.4 C (6.1 F)
1972	-16.7 C (1.9 F)
1973	-13.3 C (8.1 F)
1974	-16.7 C (1.9 F)
1975	-13.9 C (7.0 F)
1976	-12.8 C (9.0 F)
1977	-15.6 C (3.9 F)
1978	-20.5 C (-4.9 F)
1979	-22.5 C (-8.5 F)
1980	-18.0 C (-0.4 F)
1981	-14.5 C (5.9 F)
1982	-19.0 C (-2.2 F)
1983	-21.0 C (-5.8 F)

Wettest day (Rx1day)

The wettest day of the year at Castlegar Bchpa Dam, 1969 to 1983. The record is 44.2 mm (1.7 in) in 1971, marked on the chart; the median year is 25.0 mm (1.0 in).

Wettest day (Rx1day) at Castlegar Bchpa Dam by year
Year	Wettest day (Rx1day)
1969	19.6 mm (0.8 in)
1970	17.8 mm (0.7 in)
1971	44.2 mm (1.7 in)
1972	32.0 mm (1.3 in)
1973	29.7 mm (1.2 in)
1974	19.8 mm (0.8 in)
1975	30.5 mm (1.2 in)
1976	17.8 mm (0.7 in)
1977	25.9 mm (1.0 in)
1978	22.0 mm (0.9 in)
1979	19.6 mm (0.8 in)
1980	25.2 mm (1.0 in)
1981	25.0 mm (1.0 in)
1982	31.0 mm (1.2 in)
1983	20.8 mm (0.8 in)

Wettest five days (Rx5day)

The wettest five days of the year at Castlegar Bchpa Dam, 1969 to 1983. The record is 69.3 mm (2.7 in) in 1973, marked on the chart; the median year is 40.4 mm (1.6 in).

Wettest five days (Rx5day) at Castlegar Bchpa Dam by year
Year	Wettest five days (Rx5day)
1969	32.2 mm (1.3 in)
1970	32.5 mm (1.3 in)
1971	62.9 mm (2.5 in)
1972	55.5 mm (2.2 in)
1973	69.3 mm (2.7 in)
1974	40.4 mm (1.6 in)
1975	38.1 mm (1.5 in)
1976	36.8 mm (1.4 in)
1977	52.3 mm (2.1 in)
1978	36.6 mm (1.4 in)
1979	33.7 mm (1.3 in)
1980	37.4 mm (1.5 in)
1981	43.6 mm (1.7 in)
1982	58.3 mm (2.3 in)
1983	42.0 mm (1.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Castlegar Bchpa Dam, 1969 to 1983. The record is 51 days in 1974, marked on the chart; the median year is 23 days.

Longest dry spell (CDD) at Castlegar Bchpa Dam by year
Year	Longest dry spell (CDD)
1969	36 days
1970	25 days
1971	24 days
1972	23 days
1973	20 days
1974	51 days
1975	16 days
1976	25 days
1977	23 days
1978	19 days
1979	34 days
1980	14 days
1981	21 days
1982	15 days
1983	33 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 Castlegar Bchpa Dam standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Castlegar Bchpa Dam 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).