Mica Dam Weather Records (CA001175122)

Record envelope, standing records and threshold days for Mica Dam (CA001175122), British Columbia, Canada, with 74 years of record.

Key Facts for Mica Dam

Mica Dam (CA001175122) is a weather station in British Columbia, Canada at 52.05 latitude and -118.58 longitude, 579 m (1,900 ft) above sea level.
The station reports from 1951 to 2024, 74 years of record.
1,464 records set at Mica 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, 52.05 latitude, -118.58 longitude.
Elevation: 579 m (1,900 ft).
Period of record: 1951 to 2024, 74 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 Mica 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 Mica Dam, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	5.0 C (41.0 F)	-33.9 C (-29.0 F)	n/a	n/a
Feb	6.7 C (44.1 F)	-26.7 C (-16.1 F)	n/a	n/a
Mar	12.8 C (55.0 F)	-23.3 C (-9.9 F)	n/a	n/a
Apr	21.1 C (70.0 F)	-11.5 C (11.3 F)	n/a	n/a
May	32.5 C (90.5 F)	-3.9 C (25.0 F)	n/a	n/a
Jun	35.6 C (96.1 F)	0.0 C (32.0 F)	n/a	n/a
Jul	36.1 C (97.0 F)	3.3 C (37.9 F)	n/a	n/a
Aug	37.8 C (100.0 F)	1.1 C (34.0 F)	n/a	n/a
Sep	28.9 C (84.0 F)	-4.4 C (24.1 F)	n/a	n/a
Oct	18.3 C (64.9 F)	-10.6 C (12.9 F)	n/a	n/a
Nov	14.4 C (57.9 F)	-19.4 C (-2.9 F)	n/a	n/a
Dec	7.5 C (45.5 F)	-37.2 C (-35.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Mica Dam still stand. 1969 holds the most, with 94.

Standing records at Mica Dam by the year they were set
Year set	Standing records
1951	52
1952	18
1962	24
1963	63
1964	74
1965	66
1966	47
1967	76
1968	75
1969	94
1970	82
1971	79
1972	94
1973	66
1974	44
1975	71
1976	40
1977	35
1978	52
1979	48
1980	79
1981	55
1982	55
1983	75

Wettest Day of Each Month

Jan: 68.6 mm (2.7 in)

The wettest day on record for each calendar month at Mica Dam. The most was 68.6 mm (2.7 in) on 2 January 1962.

Record daily precipitation for each month at Mica Dam
Month	Record daily precipitation (mm)	Date
Jan	68.6 mm (2.7 in)	2 January 1962
Feb	46.2 mm (1.8 in)	14 February 1971
Mar	39.6 mm (1.6 in)	22 March 1967
Apr	37.3 mm (1.5 in)	11 April 1966
May	26.7 mm (1.1 in)	12 May 1965
Jun	39.9 mm (1.6 in)	1 June 1968
Jul	34.8 mm (1.4 in)	11 July 1983
Aug	30.0 mm (1.2 in)	25 August 1968
Sep	35.1 mm (1.4 in)	27 September 1952
Oct	51.3 mm (2.0 in)	9 October 1952
Nov	59.7 mm (2.4 in)	23 November 1964
Dec	58.9 mm (2.3 in)	29 December 1962

Period of Record Coverage

1951 to 1983

24 years of record at Mica Dam, 1951 to 1983. 3 years have data for under 90 percent of days and are left out of rankings: 1951, 1952, 1962.

Days with data per year at Mica Dam
Year	Days with data	Share of year	Complete
1951	137	38%	No
1952	85	23%	No
1962	121	33%	No
1963	365	100%	Yes
1964	366	100%	Yes
1965	365	100%	Yes
1966	364	100%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	365	100%	Yes
1970	365	100%	Yes
1971	365	100%	Yes
1972	366	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	364	100%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	365	100%	Yes
1979	364	100%	Yes
1980	363	99%	Yes
1981	365	100%	Yes
1982	364	100%	Yes
1983	361	99%	Yes

Latest Records

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

Climate Trend

21 complete years, 1963 to 1983

One stripe for each of 21 complete years at Mica Dam, 1963 to 1983. Blue stripes are years cooler than the station's own mean of 4.6 C (40.3 F); red stripes are warmer. The coolest year was 1964, at 3.3 C (37.9 F), and the warmest was 1981, at 5.9 C (42.7 F). The strongest colour marks a difference of 1.4 C (2.5 F).

Annual mean temperature at Mica Dam as warming stripes, 1963 to 1983
Year	Annual mean temperature	Difference from the station mean
1963	4.7 C	+0.07 C
1964	3.3 C	-1.38 C
1965	4.5 C	-0.15 C
1966	4.5 C	-0.17 C
1967	5.0 C	+0.40 C
1968	4.3 C	-0.35 C
1969	4.8 C	+0.11 C
1970	4.7 C	+0.03 C
1971	4.4 C	-0.25 C
1972	3.5 C	-1.16 C
1973	4.7 C	+0.06 C
1974	5.2 C	+0.56 C
1975	3.9 C	-0.74 C
1976	4.9 C	+0.24 C
1977	4.8 C	+0.18 C
1978	5.1 C	+0.46 C
1979	4.5 C	-0.18 C
1980	4.9 C	+0.21 C
1981	5.9 C	+1.29 C
1982	4.1 C	-0.53 C
1983	5.9 C	+1.26 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

1951 to 1983

Yearly extremes at Mica Dam: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	37.8 C (100.0 F)	1971	33.3 C (91.9 F)	24
Coldest night (TNn)	-37.2 C (-35.0 F)	1968	-25.5 C (-14.0 F)	24
Wettest day (Rx1day)	68.6 mm (2.7 in)	1962	44.1 mm (1.7 in)	24
Wettest five days (Rx5day)	175.2 mm (6.9 in)	1962	100.7 mm (4.0 in)	24
Longest dry spell (CDD)	21 days	1969	15 days	24

Hottest day (TXx)

The hottest day of the year at Mica Dam, 1951 to 1983. The record is 37.8 C (100.0 F) in 1971, marked on the chart; the median year is 33.3 C (91.9 F).

Hottest day (TXx) at Mica Dam by year
Year	Hottest day (TXx)
1951	34.4 C (93.9 F)
1952	35.0 C (95.0 F)
1962	25.6 C (78.1 F)
1963	32.8 C (91.0 F)
1964	36.1 C (97.0 F)
1965	35.0 C (95.0 F)
1966	31.7 C (89.1 F)
1967	34.4 C (93.9 F)
1968	32.8 C (91.0 F)
1969	35.6 C (96.1 F)
1970	33.3 C (91.9 F)
1971	37.8 C (100.0 F)
1972	33.3 C (91.9 F)
1973	33.3 C (91.9 F)
1974	33.3 C (91.9 F)
1975	35.6 C (96.1 F)
1976	30.6 C (87.1 F)
1977	32.8 C (91.0 F)
1978	32.8 C (91.0 F)
1979	34.5 C (94.1 F)
1980	29.0 C (84.2 F)
1981	32.0 C (89.6 F)
1982	33.0 C (91.4 F)
1983	32.5 C (90.5 F)

Coldest night (TNn)

The coldest night of the year at Mica Dam, 1951 to 1983. The record is -37.2 C (-35.0 F) in 1968, marked on the chart; the median year is -25.5 C (-14.0 F).

Coldest night (TNn) at Mica Dam by year
Year	Coldest night (TNn)
1951	-7.2 C (19.0 F)
1952	0.6 C (33.1 F)
1962	-16.1 C (3.0 F)
1963	-31.1 C (-24.0 F)
1964	-35.0 C (-31.0 F)
1965	-25.6 C (-14.1 F)
1966	-30.0 C (-22.0 F)
1967	-25.6 C (-14.1 F)
1968	-37.2 C (-35.0 F)
1969	-33.9 C (-29.0 F)
1970	-28.9 C (-20.0 F)
1971	-29.4 C (-20.9 F)
1972	-31.7 C (-25.1 F)
1973	-31.7 C (-25.1 F)
1974	-22.8 C (-9.0 F)
1975	-25.0 C (-13.0 F)
1976	-22.8 C (-9.0 F)
1977	-20.6 C (-5.1 F)
1978	-24.0 C (-11.2 F)
1979	-26.0 C (-14.8 F)
1980	-25.5 C (-13.9 F)
1981	-22.0 C (-7.6 F)
1982	-24.5 C (-12.1 F)
1983	-21.0 C (-5.8 F)

Wettest day (Rx1day)

The wettest day of the year at Mica Dam, 1951 to 1983. The record is 68.6 mm (2.7 in) in 1962, marked on the chart; the median year is 44.1 mm (1.7 in).

Wettest day (Rx1day) at Mica Dam by year
Year	Wettest day (Rx1day)
1951	25.4 mm (1.0 in)
1952	51.3 mm (2.0 in)
1962	68.6 mm (2.7 in)
1963	40.6 mm (1.6 in)
1964	59.7 mm (2.4 in)
1965	55.9 mm (2.2 in)
1966	37.3 mm (1.5 in)
1967	51.3 mm (2.0 in)
1968	43.2 mm (1.7 in)
1969	42.4 mm (1.7 in)
1970	32.3 mm (1.3 in)
1971	54.1 mm (2.1 in)
1972	48.3 mm (1.9 in)
1973	38.6 mm (1.5 in)
1974	53.3 mm (2.1 in)
1975	50.8 mm (2.0 in)
1976	33.0 mm (1.3 in)
1977	54.9 mm (2.2 in)
1978	41.0 mm (1.6 in)
1979	45.0 mm (1.8 in)
1980	34.0 mm (1.3 in)
1981	45.0 mm (1.8 in)
1982	34.0 mm (1.3 in)
1983	40.0 mm (1.6 in)

Wettest five days (Rx5day)

The wettest five days of the year at Mica Dam, 1951 to 1983. The record is 175.2 mm (6.9 in) in 1962, marked on the chart; the median year is 100.7 mm (4.0 in).

Wettest five days (Rx5day) at Mica Dam by year
Year	Wettest five days (Rx5day)
1951	49.3 mm (1.9 in)
1952	134.4 mm (5.3 in)
1962	175.2 mm (6.9 in)
1963	163.3 mm (6.4 in)
1964	118.2 mm (4.7 in)
1965	110.5 mm (4.4 in)
1966	123.6 mm (4.9 in)
1967	103.1 mm (4.1 in)
1968	100.4 mm (4.0 in)
1969	98.6 mm (3.9 in)
1970	92.1 mm (3.6 in)
1971	100.6 mm (4.0 in)
1972	159.8 mm (6.3 in)
1973	79.0 mm (3.1 in)
1974	105.3 mm (4.1 in)
1975	124.5 mm (4.9 in)
1976	75.6 mm (3.0 in)
1977	80.8 mm (3.2 in)
1978	78.4 mm (3.1 in)
1979	100.7 mm (4.0 in)
1980	94.5 mm (3.7 in)
1981	148.0 mm (5.8 in)
1982	83.0 mm (3.3 in)
1983	75.0 mm (3.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Mica Dam, 1951 to 1983. The record is 21 days in 1969, marked on the chart; the median year is 15 days.

Longest dry spell (CDD) at Mica Dam by year
Year	Longest dry spell (CDD)
1951	13 days
1952	12 days
1962	13 days
1963	15 days
1964	10 days
1965	17 days
1966	10 days
1967	12 days
1968	16 days
1969	21 days
1970	21 days
1971	14 days
1972	17 days
1973	16 days
1974	18 days
1975	13 days
1976	18 days
1977	15 days
1978	15 days
1979	17 days
1980	16 days
1981	17 days
1982	15 days
1983	12 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.

Frost Dates and Growing Season

21 years with a frost

Across 21 years with a frost, the median last spring frost at Mica Dam falls on 20 May and the median first autumn frost on 4 October, which leaves a median of 142 days between them.

Frost dates and growing season at Mica Dam
Measure	Median, all years	Earliest period	Recent period (1963 to 1983)	Recent against earliest	Fitted trend
Last spring frost	20 May	n/a	20 May	n/a	n/a
First autumn frost	4 October	n/a	4 October	n/a	n/a
Growing days	142 days	n/a	142 days	n/a	n/a

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

Data for Mica Dam standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Mica 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 2026-10-16 (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).