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Built 2026-10-17 (17 October 2026)

Rowley Island Weather Records (CA002403625)

Record envelope, standing records and threshold days for Rowley Island (CA002403625), Nunavut, Canada, with 67 years of record.

Key Facts for Rowley Island

  • Rowley Island (CA002403625) is a weather station in Nunavut, Canada at 69.08 latitude and -79.03 longitude, 41 m (135 ft) above sea level.
  • The station reports from 1957 to 2023, 67 years of record.
  • 1,464 records set at Rowley Island still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Nunavut, Canada, 69.08 latitude, -79.03 longitude.
  • Elevation: 41 m (135 ft).
  • Period of record: 1957 to 2023, 67 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Rowley Island, with 2026 drawn through them The band shows the record high and record low for each calendar day at Rowley Island. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -60-40-2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Rowley 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 Rowley Island, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan0.0 C (32.0 F)-42.8 C (-45.0 F)n/an/a
Feb0.6 C (33.1 F)-45.0 C (-49.0 F)n/an/a
Mar-4.4 C (24.1 F)-43.3 C (-45.9 F)n/an/a
Apr-0.6 C (30.9 F)-37.8 C (-36.0 F)n/an/a
May2.8 C (37.0 F)-25.6 C (-14.1 F)n/an/a
Jun15.0 C (59.0 F)-15.0 C (5.0 F)n/an/a
Jul21.1 C (70.0 F)-3.9 C (25.0 F)n/an/a
Aug20.0 C (68.0 F)-3.3 C (26.1 F)n/an/a
Sep11.1 C (52.0 F)-11.7 C (10.9 F)n/an/a
Oct2.8 C (37.0 F)-26.7 C (-16.1 F)n/an/a
Nov-0.6 C (30.9 F)-39.4 C (-38.9 F)n/an/a
Dec-2.8 C (27.0 F)-44.4 C (-47.9 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Rowley Island by the year they were set 1,464 records at Rowley Island still stand. 1958 holds the most, with 188. 0501001502001957: 481958: 1881959: 1131960: 1301961: 1331962: 921963: 991964: 1181965: 1131966: 1051967: 1101968: 941969: 811970: 401957195919611963196519671969
1,464 records at Rowley Island still stand. 1958 holds the most, with 188.
Standing records at Rowley Island by the year they were set
Year setStanding records
195748
1958188
1959113
1960130
1961133
196292
196399
1964118
1965113
1966105
1967110
196894
196981
197040

Wettest Day of Each Month

Jul: 43.2 mm (1.7 in)
Record daily precipitation for each month at Rowley Island The wettest day on record for each calendar month at Rowley Island. The most was 43.2 mm (1.7 in) on 6 July 1967. 0204060 Jan: 7.6 mm (0.30 in), 23 January 1963 Jan Feb: 10.7 mm (0.4 in), 12 February 1969 Feb Mar: 3.8 mm (0.15 in), 28 March 1968 Mar Apr: 5.1 mm (0.20 in), 6 April 1961 Apr May: 11.2 mm (0.4 in), 14 May 1970 May Jun: 15.7 mm (0.6 in), 11 June 1964 Jun Jul: 43.2 mm (1.7 in), 6 July 1967 Jul Aug: 37.3 mm (1.5 in), 19 August 1970 Aug Sep: 18.3 mm (0.7 in), 27 September 1963 Sep Oct: 11.4 mm (0.4 in), 5 October 1970 Oct Nov: 6.4 mm (0.25 in), 2 November 1960 Nov Dec: 5.6 mm (0.22 in), 7 December 1961 Dec
The wettest day on record for each calendar month at Rowley Island. The most was 43.2 mm (1.7 in) on 6 July 1967.
Record daily precipitation for each month at Rowley Island
MonthRecord daily precipitation (mm)Date
Jan7.6 mm (0.30 in)23 January 1963
Feb10.7 mm (0.4 in)12 February 1969
Mar3.8 mm (0.15 in)28 March 1968
Apr5.1 mm (0.20 in)6 April 1961
May11.2 mm (0.4 in)14 May 1970
Jun15.7 mm (0.6 in)11 June 1964
Jul43.2 mm (1.7 in)6 July 1967
Aug37.3 mm (1.5 in)19 August 1970
Sep18.3 mm (0.7 in)27 September 1963
Oct11.4 mm (0.4 in)5 October 1970
Nov6.4 mm (0.25 in)2 November 1960
Dec5.6 mm (0.22 in)7 December 1961

Period of Record Coverage

1957 to 1970
Days with data per year at Rowley Island 14 years of record at Rowley Island, 1957 to 1970. 3 years have data for under 90 percent of days and are left out of rankings: 1957, 1959, 1970. 1957: 44 of 365 days1958: 336 of 365 days1959: 322 of 365 days1960: 360 of 366 days1961: 339 of 365 days1962: 365 of 365 days1963: 365 of 365 days1964: 366 of 366 days1965: 365 of 365 days1966: 365 of 365 days1967: 365 of 365 days1968: 366 of 366 days1969: 365 of 365 days1970: 280 of 365 days196019651970
14 years of record at Rowley Island, 1957 to 1970. 3 years have data for under 90 percent of days and are left out of rankings: 1957, 1959, 1970.
Days with data per year at Rowley Island
YearDays with dataShare of yearComplete
19574412%No
195833692%Yes
195932288%No
196036098%Yes
196133993%Yes
1962365100%Yes
1963365100%Yes
1964366100%Yes
1965365100%Yes
1966365100%Yes
1967365100%Yes
1968366100%Yes
1969365100%Yes
197028077%No

Latest Records

0

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

Extremes by Year

1957 to 1970
Yearly extremes at Rowley Island: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)21.1 C (70.0 F)196915.6 C (60.1 F)14
Coldest night (TNn)-45.0 C (-49.0 F)1966-42.2 C (-44.0 F)14
Wettest day (Rx1day)43.2 mm (1.7 in)196718.3 mm (0.7 in)13
Wettest five days (Rx5day)64.5 mm (2.5 in)196622.5 mm (0.9 in)13
Longest dry spell (CDD)84 days196261 days13

Hottest day (TXx)

Hottest day (TXx) at Rowley Island by year The hottest day of the year at Rowley Island, 1957 to 1970. The record is 21.1 C (70.0 F) in 1969, marked on the chart; the median year is 15.6 C (60.1 F). -100102030196019651970Record: 21.1 C (70.0 F) in 1969
The hottest day of the year at Rowley Island, 1957 to 1970. The record is 21.1 C (70.0 F) in 1969, marked on the chart; the median year is 15.6 C (60.1 F).
Hottest day (TXx) at Rowley Island by year
YearHottest day (TXx)
1957-6.7 C (19.9 F)
195813.3 C (55.9 F)
195915.6 C (60.1 F)
196018.3 C (64.9 F)
196117.2 C (63.0 F)
196217.8 C (64.0 F)
196313.3 C (55.9 F)
196414.4 C (57.9 F)
196515.6 C (60.1 F)
196620.0 C (68.0 F)
196716.7 C (62.1 F)
196812.2 C (54.0 F)
196921.1 C (70.0 F)
197013.3 C (55.9 F)

Coldest night (TNn)

Coldest night (TNn) at Rowley Island by year The coldest night of the year at Rowley Island, 1957 to 1970. The record is -45.0 C (-49.0 F) in 1966, marked on the chart; the median year is -42.2 C (-44.0 F). -46-44-42-40196019651970Record: -45.0 C (-49.0 F) in 1966
The coldest night of the year at Rowley Island, 1957 to 1970. The record is -45.0 C (-49.0 F) in 1966, marked on the chart; the median year is -42.2 C (-44.0 F).
Coldest night (TNn) at Rowley Island by year
YearColdest night (TNn)
1957-44.4 C (-47.9 F)
1958-43.3 C (-45.9 F)
1959-41.1 C (-42.0 F)
1960-41.1 C (-42.0 F)
1961-42.8 C (-45.0 F)
1962-41.7 C (-43.1 F)
1963-41.1 C (-42.0 F)
1964-43.3 C (-45.9 F)
1965-41.7 C (-43.1 F)
1966-45.0 C (-49.0 F)
1967-42.8 C (-45.0 F)
1968-42.8 C (-45.0 F)
1969-41.1 C (-42.0 F)
1970-40.6 C (-41.1 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Rowley Island by year The wettest day of the year at Rowley Island, 1957 to 1970. The record is 43.2 mm (1.7 in) in 1967, marked on the chart; the median year is 18.3 mm (0.7 in). 01020304050196019651970Record: 43.2 mm (1.7 in) in 1967
The wettest day of the year at Rowley Island, 1957 to 1970. The record is 43.2 mm (1.7 in) in 1967, marked on the chart; the median year is 18.3 mm (0.7 in).
Wettest day (Rx1day) at Rowley Island by year
YearWettest day (Rx1day)
1957n/a
19587.6 mm (0.30 in)
19598.6 mm (0.34 in)
196018.5 mm (0.7 in)
196115.5 mm (0.6 in)
196226.4 mm (1.0 in)
196318.3 mm (0.7 in)
196425.1 mm (1.0 in)
196512.2 mm (0.5 in)
196627.9 mm (1.1 in)
196743.2 mm (1.7 in)
19689.4 mm (0.37 in)
196910.7 mm (0.4 in)
197037.3 mm (1.5 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Rowley Island by year The wettest five days of the year at Rowley Island, 1957 to 1970. The record is 64.5 mm (2.5 in) in 1966, marked on the chart; the median year is 22.5 mm (0.9 in). 020406080196019651970Record: 64.5 mm (2.5 in) in 1966
The wettest five days of the year at Rowley Island, 1957 to 1970. The record is 64.5 mm (2.5 in) in 1966, marked on the chart; the median year is 22.5 mm (0.9 in).
Wettest five days (Rx5day) at Rowley Island by year
YearWettest five days (Rx5day)
1957n/a
19587.6 mm (0.30 in)
195915.2 mm (0.6 in)
196030.0 mm (1.2 in)
196120.5 mm (0.8 in)
196235.7 mm (1.4 in)
196318.3 mm (0.7 in)
196432.7 mm (1.3 in)
196522.5 mm (0.9 in)
196664.5 mm (2.5 in)
196758.4 mm (2.3 in)
196816.8 mm (0.7 in)
196913.0 mm (0.5 in)
197051.0 mm (2.0 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Rowley Island by year The longest dry spell of the year at Rowley Island, 1957 to 1970. The record is 84 days in 1962, marked on the chart; the median year is 61 days. 20406080100196019651970Record: 84 days in 1962
The longest dry spell of the year at Rowley Island, 1957 to 1970. The record is 84 days in 1962, marked on the chart; the median year is 61 days.
Longest dry spell (CDD) at Rowley Island by year
YearLongest dry spell (CDD)
1957n/a
195864 days
195932 days
196075 days
196181 days
196284 days
196346 days
196460 days
196542 days
196671 days
196736 days
196861 days
196972 days
197041 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 Rowley Island standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Rowley 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2026-10-16).