Bonilla Island Weather Records (CA001060902)

Record envelope, standing records and threshold days for Bonilla Island (CA001060902), British Columbia, Canada, with 65 years of record.

Key Facts for Bonilla Island

Bonilla Island (CA001060902) is a weather station in British Columbia, Canada at 53.50 latitude and -130.63 longitude, 16 m (52 ft) above sea level.
The station reports from 1960 to 2024, 65 years of record.
1,464 records set at Bonilla Island 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, 53.50 latitude, -130.63 longitude.
Elevation: 16 m (52 ft).
Period of record: 1960 to 2024, 65 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 Bonilla Island. 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 Bonilla Island, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	15.5 C (59.9 F)	-13.3 C (8.1 F)	n/a	n/a
Feb	15.6 C (60.1 F)	-10.0 C (14.0 F)	n/a	n/a
Mar	15.0 C (59.0 F)	-8.9 C (16.0 F)	n/a	n/a
Apr	19.4 C (66.9 F)	-2.8 C (27.0 F)	n/a	n/a
May	21.5 C (70.7 F)	2.8 C (37.0 F)	n/a	n/a
Jun	20.0 C (68.0 F)	5.5 C (41.9 F)	n/a	n/a
Jul	23.3 C (73.9 F)	7.8 C (46.0 F)	n/a	n/a
Aug	20.0 C (68.0 F)	7.2 C (45.0 F)	n/a	n/a
Sep	23.3 C (73.9 F)	4.4 C (39.9 F)	n/a	n/a
Oct	18.0 C (64.4 F)	1.1 C (34.0 F)	n/a	n/a
Nov	18.9 C (66.0 F)	-6.0 C (21.2 F)	n/a	n/a
Dec	14.5 C (58.1 F)	-13.9 C (7.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Bonilla Island still stand. 1972 holds the most, with 121.

Standing records at Bonilla Island by the year they were set
Year set	Standing records
1965	64
1966	85
1967	86
1968	62
1969	83
1970	82
1971	66
1972	121
1973	71
1974	42
1975	86
1976	75
1977	53
1978	59
1979	94
1980	80
1981	119
1982	32
1983	104

Wettest Day of Each Month

Oct: 87.6 mm (3.4 in)

The wettest day on record for each calendar month at Bonilla Island. The most was 87.6 mm (3.4 in) on 2 October 1968.

Record daily precipitation for each month at Bonilla Island
Month	Record daily precipitation (mm)	Date
Jan	54.1 mm (2.1 in)	6 January 1968
Feb	58.4 mm (2.3 in)	21 February 1975
Mar	52.8 mm (2.1 in)	22 March 1966
Apr	49.5 mm (1.9 in)	3 April 1969
May	56.4 mm (2.2 in)	25 May 1979
Jun	49.0 mm (1.9 in)	6 June 1962
Jul	48.8 mm (1.9 in)	27 July 1967
Aug	47.5 mm (1.9 in)	26 August 1966
Sep	65.5 mm (2.6 in)	3 September 1960
Oct	87.6 mm (3.4 in)	2 October 1968
Nov	63.5 mm (2.5 in)	2 November 1963
Dec	56.9 mm (2.2 in)	19 December 1976

Period of Record Coverage

1965 to 1983

19 years of record at Bonilla Island, 1965 to 1983. 1 years have data for under 90 percent of days and are left out of rankings: 1965.

Days with data per year at Bonilla Island
Year	Days with data	Share of year	Complete
1965	214	59%	No
1966	365	100%	Yes
1967	365	100%	Yes
1968	363	99%	Yes
1969	362	99%	Yes
1970	363	99%	Yes
1971	365	100%	Yes
1972	365	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	362	99%	Yes
1978	364	100%	Yes
1979	365	100%	Yes
1980	365	100%	Yes
1981	365	100%	Yes
1982	364	100%	Yes
1983	365	100%	Yes

Latest Records

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

Climate Trend

18 complete years, 1966 to 1983

One stripe for each of 18 complete years at Bonilla Island, 1966 to 1983. Blue stripes are years cooler than the station's own mean of 8.1 C (46.5 F); red stripes are warmer. The coolest year was 1972, at 6.9 C (44.4 F), and the warmest was 1981, at 9.6 C (49.2 F). The strongest colour marks a difference of 1.5 C (2.7 F).

Annual mean temperature at Bonilla Island as warming stripes, 1966 to 1983
Year	Annual mean temperature	Difference from the station mean
1966	7.8 C	-0.22 C
1967	8.4 C	+0.35 C
1968	8.1 C	+0.04 C
1969	7.9 C	-0.17 C
1970	7.9 C	-0.15 C
1971	7.1 C	-0.93 C
1972	6.9 C	-1.15 C
1973	7.6 C	-0.50 C
1974	8.1 C	+0.07 C
1975	7.2 C	-0.85 C
1976	8.0 C	-0.02 C
1977	8.3 C	+0.22 C
1978	8.5 C	+0.48 C
1979	8.6 C	+0.54 C
1980	8.0 C	-0.04 C
1981	9.6 C	+1.49 C
1982	7.8 C	-0.26 C
1983	9.2 C	+1.17 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

1960 to 1983

Yearly extremes at Bonilla Island: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	23.3 C (73.9 F)	1967	19.4 C (66.9 F)	19
Coldest night (TNn)	-13.9 C (7.0 F)	1968	-9.0 C (15.8 F)	19
Wettest day (Rx1day)	87.6 mm (3.4 in)	1968	55.0 mm (2.2 in)	24
Wettest five days (Rx5day)	202.2 mm (8.0 in)	1963	125.3 mm (4.9 in)	24
Longest dry spell (CDD)	24 days	1962	15 days	24

Hottest day (TXx)

The hottest day of the year at Bonilla Island, 1960 to 1983. The record is 23.3 C (73.9 F) in 1967, marked on the chart; the median year is 19.4 C (66.9 F).

Hottest day (TXx) at Bonilla Island by year
Year	Hottest day (TXx)
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	19.4 C (66.9 F)
1966	18.3 C (64.9 F)
1967	23.3 C (73.9 F)
1968	18.9 C (66.0 F)
1969	21.1 C (70.0 F)
1970	18.9 C (66.0 F)
1971	20.0 C (68.0 F)
1972	19.4 C (66.9 F)
1973	17.8 C (64.0 F)
1974	18.9 C (66.0 F)
1975	21.1 C (70.0 F)
1976	23.3 C (73.9 F)
1977	19.4 C (66.9 F)
1978	21.0 C (69.8 F)
1979	20.5 C (68.9 F)
1980	20.0 C (68.0 F)
1981	18.0 C (64.4 F)
1982	18.5 C (65.3 F)
1983	21.5 C (70.7 F)

Coldest night (TNn)

The coldest night of the year at Bonilla Island, 1960 to 1983. The record is -13.9 C (7.0 F) in 1968, marked on the chart; the median year is -9.0 C (15.8 F).

Coldest night (TNn) at Bonilla Island by year
Year	Coldest night (TNn)
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	-8.3 C (17.1 F)
1966	-12.2 C (10.0 F)
1967	-6.7 C (19.9 F)
1968	-13.9 C (7.0 F)
1969	-10.0 C (14.0 F)
1970	-9.4 C (15.1 F)
1971	-13.3 C (8.1 F)
1972	-11.7 C (10.9 F)
1973	-3.9 C (25.0 F)
1974	-8.9 C (16.0 F)
1975	-10.0 C (14.0 F)
1976	-8.9 C (16.0 F)
1977	-8.0 C (17.6 F)
1978	-9.0 C (15.8 F)
1979	-7.5 C (18.5 F)
1980	-11.0 C (12.2 F)
1981	-3.5 C (25.7 F)
1982	-10.5 C (13.1 F)
1983	-5.0 C (23.0 F)

Wettest day (Rx1day)

The wettest day of the year at Bonilla Island, 1960 to 1983. The record is 87.6 mm (3.4 in) in 1968, marked on the chart; the median year is 55.0 mm (2.2 in).

Wettest day (Rx1day) at Bonilla Island by year
Year	Wettest day (Rx1day)
1960	65.5 mm (2.6 in)
1961	55.9 mm (2.2 in)
1962	54.1 mm (2.1 in)
1963	74.7 mm (2.9 in)
1964	47.5 mm (1.9 in)
1965	46.0 mm (1.8 in)
1966	52.8 mm (2.1 in)
1967	52.3 mm (2.1 in)
1968	87.6 mm (3.4 in)
1969	52.1 mm (2.1 in)
1970	55.9 mm (2.2 in)
1971	49.5 mm (1.9 in)
1972	47.2 mm (1.9 in)
1973	53.3 mm (2.1 in)
1974	55.9 mm (2.2 in)
1975	58.4 mm (2.3 in)
1976	56.9 mm (2.2 in)
1977	50.8 mm (2.0 in)
1978	53.8 mm (2.1 in)
1979	56.4 mm (2.2 in)
1980	52.0 mm (2.0 in)
1981	65.4 mm (2.6 in)
1982	56.9 mm (2.2 in)
1983	72.5 mm (2.9 in)

Wettest five days (Rx5day)

The wettest five days of the year at Bonilla Island, 1960 to 1983. The record is 202.2 mm (8.0 in) in 1963, marked on the chart; the median year is 125.3 mm (4.9 in).

Wettest five days (Rx5day) at Bonilla Island by year
Year	Wettest five days (Rx5day)
1960	94.7 mm (3.7 in)
1961	112.3 mm (4.4 in)
1962	91.7 mm (3.6 in)
1963	202.2 mm (8.0 in)
1964	108.5 mm (4.3 in)
1965	130.7 mm (5.1 in)
1966	91.1 mm (3.6 in)
1967	122.7 mm (4.8 in)
1968	149.6 mm (5.9 in)
1969	179.2 mm (7.1 in)
1970	106.1 mm (4.2 in)
1971	117.9 mm (4.6 in)
1972	127.8 mm (5.0 in)
1973	150.5 mm (5.9 in)
1974	92.3 mm (3.6 in)
1975	133.8 mm (5.3 in)
1976	91.8 mm (3.6 in)
1977	128.6 mm (5.1 in)
1978	111.0 mm (4.4 in)
1979	159.0 mm (6.3 in)
1980	129.2 mm (5.1 in)
1981	128.7 mm (5.1 in)
1982	97.8 mm (3.9 in)
1983	161.5 mm (6.4 in)

Longest dry spell (CDD)

The longest dry spell of the year at Bonilla Island, 1960 to 1983. The record is 24 days in 1962, marked on the chart; the median year is 15 days.

Longest dry spell (CDD) at Bonilla Island by year
Year	Longest dry spell (CDD)
1960	19 days
1961	13 days
1962	24 days
1963	16 days
1964	14 days
1965	17 days
1966	10 days
1967	15 days
1968	15 days
1969	17 days
1970	13 days
1971	21 days
1972	11 days
1973	13 days
1974	15 days
1975	12 days
1976	11 days
1977	20 days
1978	20 days
1979	16 days
1980	8 days
1981	14 days
1982	20 days
1983	14 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 Bonilla Island standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Bonilla Island 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-13. Last revised 13 October 2026 (2026-10-13).