Mackenzie A Weather Records (CA001184790)

Record envelope, standing records and threshold days for Mackenzie A (CA001184790), British Columbia, Canada, with 43 years of record.

Key Facts for Mackenzie A

Mackenzie A (CA001184790) is a weather station in British Columbia, Canada at 55.30 latitude and -123.13 longitude, 690 m (2,264 ft) above sea level.
The station reports from 1971 to 2013, 43 years of record.
1,464 records set at Mackenzie A 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, 55.30 latitude, -123.13 longitude.
Elevation: 690 m (2,264 ft).
Period of record: 1971 to 2013, 43 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 Mackenzie A. 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 Mackenzie A, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	9.8 C (49.6 F)	-44.4 C (-47.9 F)	n/a	n/a
Feb	9.6 C (49.3 F)	-42.6 C (-44.7 F)	n/a	n/a
Mar	15.1 C (59.2 F)	-40.0 C (-40.0 F)	n/a	n/a
Apr	24.4 C (75.9 F)	-25.6 C (-14.1 F)	n/a	n/a
May	34.6 C (94.3 F)	-8.9 C (16.0 F)	n/a	n/a
Jun	31.9 C (89.4 F)	-3.1 C (26.4 F)	n/a	n/a
Jul	35.0 C (95.0 F)	0.0 C (32.0 F)	n/a	n/a
Aug	35.0 C (95.0 F)	-2.4 C (27.7 F)	n/a	n/a
Sep	27.5 C (81.5 F)	-7.1 C (19.2 F)	n/a	n/a
Oct	21.7 C (71.1 F)	-15.6 C (3.9 F)	n/a	n/a
Nov	13.3 C (55.9 F)	-29.7 C (-21.5 F)	n/a	n/a
Dec	8.3 C (46.9 F)	-44.3 C (-47.7 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Mackenzie A still stand. 1972 holds the most, with 162.

Wettest Day of Each Month

Jul: 39.0 mm (1.5 in)

The wettest day on record for each calendar month at Mackenzie A. The most was 39.0 mm (1.5 in) on 14 July 1982.

Record daily precipitation for each month at Mackenzie A
Month	Record daily precipitation (mm)	Date
Jan	22.6 mm (0.9 in)	15 January 1974
Feb	28.2 mm (1.1 in)	4 February 1979
Mar	19.6 mm (0.8 in)	10 March 1974
Apr	17.4 mm (0.7 in)	9 April 1981
May	36.2 mm (1.4 in)	11 May 1977
Jun	32.8 mm (1.3 in)	14 June 1971
Jul	39.0 mm (1.5 in)	14 July 1982
Aug	31.8 mm (1.3 in)	31 August 1971
Sep	19.8 mm (0.8 in)	5 September 1980
Oct	26.8 mm (1.1 in)	25 October 1982
Nov	17.0 mm (0.7 in)	20 November 1973
Dec	32.4 mm (1.3 in)	17 December 1979

Period of Record Coverage

1971 to 1983

13 years of record at Mackenzie A, 1971 to 1983. 1 years have data for under 90 percent of days and are left out of rankings: 1971.

Days with data per year at Mackenzie A
Year	Days with data	Share of year	Complete
1971	327	90%	No
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	365	100%	Yes
1980	365	100%	Yes
1981	365	100%	Yes
1982	365	100%	Yes
1983	365	100%	Yes

Latest Records

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

Climate Trend

12 complete years, 1972 to 1983

One stripe for each of 12 complete years at Mackenzie A, 1972 to 1983. Blue stripes are years cooler than the station's own mean of 1.9 C (35.4 F); red stripes are warmer. The coolest year was 1972, at 0.4 C (32.7 F), and the warmest was 1981, at 3.6 C (38.4 F). The strongest colour marks a difference of 1.7 C (3.1 F).

Annual mean temperature at Mackenzie A as warming stripes, 1972 to 1983
Year	Annual mean temperature	Difference from the station mean
1972	0.4 C	-1.50 C
1973	1.1 C	-0.78 C
1974	1.9 C	+0.00 C
1975	1.4 C	-0.51 C
1976	2.6 C	+0.70 C
1977	2.6 C	+0.70 C
1978	1.9 C	+0.02 C
1979	1.4 C	-0.45 C
1980	2.5 C	+0.57 C
1981	3.6 C	+1.69 C
1982	0.7 C	-1.20 C
1983	2.6 C	+0.73 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

1971 to 1983

Yearly extremes at Mackenzie A: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	35.0 C (95.0 F)	1971	31.7 C (89.1 F)	13
Coldest night (TNn)	-44.4 C (-47.9 F)	1974	-41.1 C (-42.0 F)	13
Wettest day (Rx1day)	39.0 mm (1.5 in)	1982	28.4 mm (1.1 in)	13
Wettest five days (Rx5day)	66.1 mm (2.6 in)	1972	48.6 mm (1.9 in)	13
Longest dry spell (CDD)	32 days	1981	18 days	13

Hottest day (TXx)

The hottest day of the year at Mackenzie A, 1971 to 1983. The record is 35.0 C (95.0 F) in 1971, marked on the chart; the median year is 31.7 C (89.1 F).

Hottest day (TXx) at Mackenzie A by year
Year	Hottest day (TXx)
1971	35.0 C (95.0 F)
1972	31.7 C (89.1 F)
1973	30.6 C (87.1 F)
1974	30.0 C (86.0 F)
1975	32.8 C (91.0 F)
1976	27.2 C (81.0 F)
1977	30.3 C (86.5 F)
1978	31.7 C (89.1 F)
1979	31.5 C (88.7 F)
1980	27.6 C (81.7 F)
1981	34.2 C (93.6 F)
1982	31.9 C (89.4 F)
1983	34.6 C (94.3 F)

Coldest night (TNn)

The coldest night of the year at Mackenzie A, 1971 to 1983. The record is -44.4 C (-47.9 F) in 1974, marked on the chart; the median year is -41.1 C (-42.0 F).

Coldest night (TNn) at Mackenzie A by year
Year	Coldest night (TNn)
1971	-41.1 C (-42.0 F)
1972	-43.3 C (-45.9 F)
1973	-35.0 C (-31.0 F)
1974	-44.4 C (-47.9 F)
1975	-44.4 C (-47.9 F)
1976	-37.8 C (-36.0 F)
1977	-35.0 C (-31.0 F)
1978	-44.3 C (-47.7 F)
1979	-44.3 C (-47.7 F)
1980	-38.3 C (-36.9 F)
1981	-38.4 C (-37.1 F)
1982	-43.2 C (-45.8 F)
1983	-34.8 C (-30.6 F)

Wettest day (Rx1day)

The wettest day of the year at Mackenzie A, 1971 to 1983. The record is 39.0 mm (1.5 in) in 1982, marked on the chart; the median year is 28.4 mm (1.1 in).

Wettest day (Rx1day) at Mackenzie A by year
Year	Wettest day (Rx1day)
1971	32.8 mm (1.3 in)
1972	28.4 mm (1.1 in)
1973	23.4 mm (0.9 in)
1974	22.6 mm (0.9 in)
1975	30.0 mm (1.2 in)
1976	23.6 mm (0.9 in)
1977	36.2 mm (1.4 in)
1978	25.0 mm (1.0 in)
1979	32.4 mm (1.3 in)
1980	20.8 mm (0.8 in)
1981	18.6 mm (0.7 in)
1982	39.0 mm (1.5 in)
1983	35.2 mm (1.4 in)

Wettest five days (Rx5day)

The wettest five days of the year at Mackenzie A, 1971 to 1983. The record is 66.1 mm (2.6 in) in 1972, marked on the chart; the median year is 48.6 mm (1.9 in).

Wettest five days (Rx5day) at Mackenzie A by year
Year	Wettest five days (Rx5day)
1971	60.8 mm (2.4 in)
1972	66.1 mm (2.6 in)
1973	44.2 mm (1.7 in)
1974	54.7 mm (2.2 in)
1975	49.0 mm (1.9 in)
1976	42.6 mm (1.7 in)
1977	37.8 mm (1.5 in)
1978	33.2 mm (1.3 in)
1979	55.8 mm (2.2 in)
1980	48.6 mm (1.9 in)
1981	37.4 mm (1.5 in)
1982	59.0 mm (2.3 in)
1983	46.6 mm (1.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Mackenzie A, 1971 to 1983. The record is 32 days in 1981, marked on the chart; the median year is 18 days.

Longest dry spell (CDD) at Mackenzie A by year
Year	Longest dry spell (CDD)
1971	20 days
1972	25 days
1973	15 days
1974	18 days
1975	29 days
1976	13 days
1977	16 days
1978	26 days
1979	28 days
1980	16 days
1981	32 days
1982	17 days
1983	15 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 Mackenzie A standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Mackenzie A 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).