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Built 2026-10-19 (19 October 2026)

Rawson Lake Weather Records (CA006036904)

Record envelope, standing records and threshold days for Rawson Lake (CA006036904), Ontario, Canada, with 56 years of record.

Key Facts for Rawson Lake

  • Rawson Lake (CA006036904) is a weather station in Ontario, Canada at 49.65 latitude and -93.72 longitude, 358 m (1,175 ft) above sea level.
  • The station reports from 1969 to 2024, 56 years of record.
  • 1,464 records set at Rawson Lake still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Ontario, Canada, 49.65 latitude, -93.72 longitude.
  • Elevation: 358 m (1,175 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
Daily record high and record low at Rawson Lake, with 2026 drawn through them The band shows the record high and record low for each calendar day at Rawson Lake. 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 Rawson Lake. 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 Rawson Lake, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan5.5 C (41.9 F)-41.1 C (-42.0 F)n/an/a
Feb8.3 C (46.9 F)-37.2 C (-35.0 F)n/an/a
Mar13.9 C (57.0 F)-32.8 C (-27.0 F)n/an/a
Apr29.5 C (85.1 F)-20.6 C (-5.1 F)n/an/a
May32.0 C (89.6 F)-7.2 C (19.0 F)n/an/a
Jun32.2 C (90.0 F)0.0 C (32.0 F)n/an/a
Jul35.6 C (96.1 F)3.9 C (39.0 F)n/an/a
Aug33.3 C (91.9 F)2.8 C (37.0 F)n/an/a
Sep34.4 C (93.9 F)-3.9 C (25.0 F)n/an/a
Oct23.5 C (74.3 F)-10.6 C (12.9 F)n/an/a
Nov20.6 C (69.1 F)-30.0 C (-22.0 F)n/an/a
Dec8.5 C (47.3 F)-39.5 C (-39.1 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Rawson Lake by the year they were set 1,464 records at Rawson Lake still stand. 1976 holds the most, with 129. 0501001501969: 521970: 1091971: 661972: 1211973: 971974: 901975: 1091976: 1291977: 1031978: 711979: 951980: 1031981: 1011982: 921983: 12619691971197319751977197919811983
1,464 records at Rawson Lake still stand. 1976 holds the most, with 129.
Standing records at Rawson Lake by the year they were set
Year setStanding records
196952
1970109
197166
1972121
197397
197490
1975109
1976129
1977103
197871
197995
1980103
1981101
198292
1983126

Wettest Day of Each Month

Jul: 71.0 mm (2.8 in)
Record daily precipitation for each month at Rawson Lake The wettest day on record for each calendar month at Rawson Lake. The most was 71.0 mm (2.8 in) on 2 July 1982. 020406080 Jan: 27.2 mm (1.1 in), 10 January 1975 Jan Feb: 18.8 mm (0.7 in), 23 February 1977 Feb Mar: 36.8 mm (1.4 in), 2 March 1970 Mar Apr: 37.3 mm (1.5 in), 20 April 1974 Apr May: 37.1 mm (1.5 in), 25 May 1978 May Jun: 50.5 mm (2.0 in), 30 June 1971 Jun Jul: 71.0 mm (2.8 in), 2 July 1982 Jul Aug: 61.5 mm (2.4 in), 20 August 1972 Aug Sep: 70.6 mm (2.8 in), 6 September 1981 Sep Oct: 36.0 mm (1.4 in), 31 October 1979 Oct Nov: 46.7 mm (1.8 in), 20 November 1977 Nov Dec: 15.5 mm (0.6 in), 12 December 1975 Dec
The wettest day on record for each calendar month at Rawson Lake. The most was 71.0 mm (2.8 in) on 2 July 1982.
Record daily precipitation for each month at Rawson Lake
MonthRecord daily precipitation (mm)Date
Jan27.2 mm (1.1 in)10 January 1975
Feb18.8 mm (0.7 in)23 February 1977
Mar36.8 mm (1.4 in)2 March 1970
Apr37.3 mm (1.5 in)20 April 1974
May37.1 mm (1.5 in)25 May 1978
Jun50.5 mm (2.0 in)30 June 1971
Jul71.0 mm (2.8 in)2 July 1982
Aug61.5 mm (2.4 in)20 August 1972
Sep70.6 mm (2.8 in)6 September 1981
Oct36.0 mm (1.4 in)31 October 1979
Nov46.7 mm (1.8 in)20 November 1977
Dec15.5 mm (0.6 in)12 December 1975

Period of Record Coverage

1969 to 1983
Days with data per year at Rawson Lake 15 years of record at Rawson Lake, 1969 to 1983. 1 years have data for under 90 percent of days and are left out of rankings: 1969. 1969: 189 of 365 days1970: 364 of 365 days1971: 362 of 365 days1972: 366 of 366 days1973: 365 of 365 days1974: 365 of 365 days1975: 365 of 365 days1976: 366 of 366 days1977: 362 of 365 days1978: 364 of 365 days1979: 335 of 365 days1980: 356 of 366 days1981: 365 of 365 days1982: 365 of 365 days1983: 362 of 365 days197019751980
15 years of record at Rawson Lake, 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 Rawson Lake
YearDays with dataShare of yearComplete
196918952%No
1970364100%Yes
197136299%Yes
1972366100%Yes
1973365100%Yes
1974365100%Yes
1975365100%Yes
1976366100%Yes
197736299%Yes
1978364100%Yes
197933592%Yes
198035697%Yes
1981365100%Yes
1982365100%Yes
198336299%Yes

Latest Records

0

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

Climate Trend

13 complete years, 1970 to 1983
Annual mean temperature at Rawson Lake as warming stripes, 1970 to 1983 One stripe for each of 13 complete years at Rawson Lake, 1970 to 1983. Blue stripes are years cooler than the station's own mean of 2.3 C (36.1 F); red stripes are warmer. The coolest year was 1972, at 0.9 C (33.6 F), and the warmest was 1981, at 4.1 C (39.3 F). The strongest colour marks a difference of 1.8 C (3.2 F). 1970: 1.6 C, -0.7 C from the station mean1971: 2.2 C, -0.1 C from the station mean1972: 0.9 C, -1.4 C from the station mean1973: 2.9 C, +0.7 C from the station mean1974: 1.6 C, -0.6 C from the station mean1975: 2.3 C, +0.1 C from the station mean1976: 1.9 C, -0.3 C from the station mean1977: 2.6 C, +0.4 C from the station mean1978: 1.6 C, -0.7 C from the station mean1980: 2.5 C, +0.3 C from the station mean1981: 4.1 C, +1.8 C from the station mean1982: 1.8 C, -0.5 C from the station mean1983: 3.5 C, +1.2 C from the station mean1970197219741976197819801982
One stripe for each of 13 complete years at Rawson Lake, 1970 to 1983. Blue stripes are years cooler than the station's own mean of 2.3 C (36.1 F); red stripes are warmer. The coolest year was 1972, at 0.9 C (33.6 F), and the warmest was 1981, at 4.1 C (39.3 F). The strongest colour marks a difference of 1.8 C (3.2 F).
Annual mean temperature at Rawson Lake as warming stripes, 1970 to 1983
YearAnnual mean temperatureDifference from the station mean
19701.6 C-0.70 C
19712.2 C-0.11 C
19720.9 C-1.39 C
19732.9 C+0.67 C
19741.6 C-0.64 C
19752.3 C+0.06 C
19761.9 C-0.33 C
19772.6 C+0.35 C
19781.6 C-0.71 C
19802.5 C+0.27 C
19814.1 C+1.79 C
19821.8 C-0.51 C
19833.5 C+1.22 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 Rawson Lake: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)35.6 C (96.1 F)197532.2 C (90.0 F)15
Coldest night (TNn)-41.1 C (-42.0 F)1972-36.1 C (-33.0 F)15
Wettest day (Rx1day)71.0 mm (2.8 in)198246.7 mm (1.8 in)15
Wettest five days (Rx5day)92.1 mm (3.6 in)198274.7 mm (2.9 in)15
Longest dry spell (CDD)28 days198020 days15

Hottest day (TXx)

Hottest day (TXx) at Rawson Lake by year The hottest day of the year at Rawson Lake, 1969 to 1983. The record is 35.6 C (96.1 F) in 1975, marked on the chart; the median year is 32.2 C (90.0 F). 30323436197019751980Record: 35.6 C (96.1 F) in 1975
The hottest day of the year at Rawson Lake, 1969 to 1983. The record is 35.6 C (96.1 F) in 1975, marked on the chart; the median year is 32.2 C (90.0 F).
Hottest day (TXx) at Rawson Lake by year
YearHottest day (TXx)
196933.3 C (91.9 F)
197033.3 C (91.9 F)
197130.0 C (86.0 F)
197231.1 C (88.0 F)
197330.6 C (87.1 F)
197432.8 C (91.0 F)
197535.6 C (96.1 F)
197634.4 C (93.9 F)
197732.2 C (90.0 F)
197832.0 C (89.6 F)
197932.0 C (89.6 F)
198032.0 C (89.6 F)
198134.0 C (93.2 F)
198230.0 C (86.0 F)
198333.5 C (92.3 F)

Coldest night (TNn)

Coldest night (TNn) at Rawson Lake by year The coldest night of the year at Rawson Lake, 1969 to 1983. The record is -41.1 C (-42.0 F) in 1972, marked on the chart; the median year is -36.1 C (-33.0 F). -45-40-35-30-25197019751980Record: -41.1 C (-42.0 F) in 1972
The coldest night of the year at Rawson Lake, 1969 to 1983. The record is -41.1 C (-42.0 F) in 1972, marked on the chart; the median year is -36.1 C (-33.0 F).
Coldest night (TNn) at Rawson Lake by year
YearColdest night (TNn)
1969-26.7 C (-16.1 F)
1970-37.8 C (-36.0 F)
1971-36.1 C (-33.0 F)
1972-41.1 C (-42.0 F)
1973-35.6 C (-32.1 F)
1974-40.6 C (-41.1 F)
1975-35.6 C (-32.1 F)
1976-35.6 C (-32.1 F)
1977-37.8 C (-36.0 F)
1978-34.4 C (-29.9 F)
1979-38.5 C (-37.3 F)
1980-33.5 C (-28.3 F)
1981-35.5 C (-31.9 F)
1982-39.0 C (-38.2 F)
1983-39.5 C (-39.1 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Rawson Lake by year The wettest day of the year at Rawson Lake, 1969 to 1983. The record is 71.0 mm (2.8 in) in 1982, marked on the chart; the median year is 46.7 mm (1.8 in). 304050607080197019751980Record: 71.0 mm (2.8 in) in 1982
The wettest day of the year at Rawson Lake, 1969 to 1983. The record is 71.0 mm (2.8 in) in 1982, marked on the chart; the median year is 46.7 mm (1.8 in).
Wettest day (Rx1day) at Rawson Lake by year
YearWettest day (Rx1day)
196939.1 mm (1.5 in)
197036.8 mm (1.4 in)
197154.4 mm (2.1 in)
197261.5 mm (2.4 in)
197350.3 mm (2.0 in)
197448.5 mm (1.9 in)
197534.0 mm (1.3 in)
197649.0 mm (1.9 in)
197746.7 mm (1.8 in)
197837.1 mm (1.5 in)
197936.0 mm (1.4 in)
198033.0 mm (1.3 in)
198170.6 mm (2.8 in)
198271.0 mm (2.8 in)
198337.8 mm (1.5 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Rawson Lake by year The wettest five days of the year at Rawson Lake, 1969 to 1983. The record is 92.1 mm (3.6 in) in 1982, marked on the chart; the median year is 74.7 mm (2.9 in). 406080100197019751980Record: 92.1 mm (3.6 in) in 1982
The wettest five days of the year at Rawson Lake, 1969 to 1983. The record is 92.1 mm (3.6 in) in 1982, marked on the chart; the median year is 74.7 mm (2.9 in).
Wettest five days (Rx5day) at Rawson Lake by year
YearWettest five days (Rx5day)
196953.4 mm (2.1 in)
197066.1 mm (2.6 in)
197174.7 mm (2.9 in)
197291.2 mm (3.6 in)
197388.3 mm (3.5 in)
197487.6 mm (3.4 in)
197586.4 mm (3.4 in)
197661.4 mm (2.4 in)
197791.2 mm (3.6 in)
197857.7 mm (2.3 in)
197974.4 mm (2.9 in)
198044.6 mm (1.8 in)
198184.6 mm (3.3 in)
198292.1 mm (3.6 in)
198354.2 mm (2.1 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Rawson Lake by year The longest dry spell of the year at Rawson Lake, 1969 to 1983. The record is 28 days in 1980, marked on the chart; the median year is 20 days. 1015202530197019751980Record: 28 days in 1980
The longest dry spell of the year at Rawson Lake, 1969 to 1983. The record is 28 days in 1980, marked on the chart; the median year is 20 days.
Longest dry spell (CDD) at Rawson Lake by year
YearLongest dry spell (CDD)
196913 days
197016 days
197115 days
197223 days
197320 days
197417 days
197521 days
197621 days
197714 days
197824 days
197919 days
198028 days
198124 days
198213 days
198326 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 Rawson Lake standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Rawson Lake 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 . Last revised (2026-10-17).