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Data as of 2025-12-31
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Built 2026-10-16 (16 October 2026)

Glen Haffy Mono Mills Weather Records (CA006152833)

Record envelope, standing records and threshold days for Glen Haffy Mono Mills (CA006152833), Ontario, Canada, with 45 years of record.

Key Facts for Glen Haffy Mono Mills

  • Glen Haffy Mono Mills (CA006152833) is a weather station in Ontario, Canada at 43.93 latitude and -79.95 longitude, 434 m (1,424 ft) above sea level.
  • The station reports from 1959 to 2003, 45 years of record.
  • 0 records set at Glen Haffy Mono Mills 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, 43.93 latitude, -79.95 longitude.
  • Elevation: 434 m (1,424 ft).
  • Period of record: 1959 to 2003, 45 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Glen Haffy Mono Mills, with 2026 drawn through them The band shows the record high and record low for each calendar day at Glen Haffy Mono Mills. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. 000111 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Glen Haffy Mono Mills. 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 Glen Haffy Mono Mills, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
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Which Years Hold Standing Records

0 standing records
Standing records at Glen Haffy Mono Mills by the year they were set 0 records at Glen Haffy Mono Mills still stand. 00000000000
0 records at Glen Haffy Mono Mills still stand.
Standing records at Glen Haffy Mono Mills by the year they were set
Year setStanding records

Wettest Day of Each Month

Aug: 87.6 mm (3.4 in)
Record daily precipitation for each month at Glen Haffy Mono Mills The wettest day on record for each calendar month at Glen Haffy Mono Mills. The most was 87.6 mm (3.4 in) on 22 August 1968. 0255075100 Jan: 33.0 mm (1.3 in), 14 January 1968 Jan Feb: 32.8 mm (1.3 in), 10 February 1959 Feb Mar: 29.2 mm (1.1 in), 4 March 1974 Mar Apr: 86.4 mm (3.4 in), 18 April 1975 Apr May: 54.1 mm (2.1 in), 16 May 1974 May Jun: 53.3 mm (2.1 in), 23 June 1972 Jun Jul: 67.1 mm (2.6 in), 12 July 1964 Jul Aug: 87.6 mm (3.4 in), 22 August 1968 Aug Sep: 68.3 mm (2.7 in), 17 September 1976 Sep Oct: 53.0 mm (2.1 in), 1 October 1977 Oct Nov: 55.1 mm (2.2 in), 9 November 1962 Nov Dec: 39.4 mm (1.6 in), 24 December 1979 Dec
The wettest day on record for each calendar month at Glen Haffy Mono Mills. The most was 87.6 mm (3.4 in) on 22 August 1968.
Record daily precipitation for each month at Glen Haffy Mono Mills
MonthRecord daily precipitation (mm)Date
Jan33.0 mm (1.3 in)14 January 1968
Feb32.8 mm (1.3 in)10 February 1959
Mar29.2 mm (1.1 in)4 March 1974
Apr86.4 mm (3.4 in)18 April 1975
May54.1 mm (2.1 in)16 May 1974
Jun53.3 mm (2.1 in)23 June 1972
Jul67.1 mm (2.6 in)12 July 1964
Aug87.6 mm (3.4 in)22 August 1968
Sep68.3 mm (2.7 in)17 September 1976
Oct53.0 mm (2.1 in)1 October 1977
Nov55.1 mm (2.2 in)9 November 1962
Dec39.4 mm (1.6 in)24 December 1979

Latest Records

0

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

Extremes by Year

1959 to 1983
Yearly extremes at Glen Haffy Mono Mills: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)87.6 mm (3.4 in)196848.3 mm (1.9 in)25
Wettest five days (Rx5day)109.2 mm (4.3 in)196276.0 mm (3.0 in)25
Longest dry spell (CDD)31 days196315 days25

Wettest day (Rx1day)

Wettest day (Rx1day) at Glen Haffy Mono Mills by year The wettest day of the year at Glen Haffy Mono Mills, 1959 to 1983. The record is 87.6 mm (3.4 in) in 1968, marked on the chart; the median year is 48.3 mm (1.9 in). 2040608010019601965197019751980Record: 87.6 mm (3.4 in) in 1968
The wettest day of the year at Glen Haffy Mono Mills, 1959 to 1983. The record is 87.6 mm (3.4 in) in 1968, marked on the chart; the median year is 48.3 mm (1.9 in).
Wettest day (Rx1day) at Glen Haffy Mono Mills by year
YearWettest day (Rx1day)
195949.5 mm (1.9 in)
196034.5 mm (1.4 in)
196143.4 mm (1.7 in)
196257.2 mm (2.3 in)
196328.2 mm (1.1 in)
196467.1 mm (2.6 in)
196533.3 mm (1.3 in)
196641.1 mm (1.6 in)
196748.3 mm (1.9 in)
196887.6 mm (3.4 in)
196942.4 mm (1.7 in)
197034.3 mm (1.4 in)
197163.5 mm (2.5 in)
197253.3 mm (2.1 in)
197345.2 mm (1.8 in)
197454.1 mm (2.1 in)
197586.4 mm (3.4 in)
197668.3 mm (2.7 in)
197753.0 mm (2.1 in)
197845.8 mm (1.8 in)
197939.7 mm (1.6 in)
198037.0 mm (1.5 in)
198165.0 mm (2.6 in)
198258.4 mm (2.3 in)
198330.8 mm (1.2 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Glen Haffy Mono Mills by year The wettest five days of the year at Glen Haffy Mono Mills, 1959 to 1983. The record is 109.2 mm (4.3 in) in 1962, marked on the chart; the median year is 76.0 mm (3.0 in). 40608010012019601965197019751980Record: 109.2 mm (4.3 in) in 1962
The wettest five days of the year at Glen Haffy Mono Mills, 1959 to 1983. The record is 109.2 mm (4.3 in) in 1962, marked on the chart; the median year is 76.0 mm (3.0 in).
Wettest five days (Rx5day) at Glen Haffy Mono Mills by year
YearWettest five days (Rx5day)
195958.1 mm (2.3 in)
196087.1 mm (3.4 in)
196148.7 mm (1.9 in)
1962109.2 mm (4.3 in)
196349.6 mm (2.0 in)
196481.6 mm (3.2 in)
196555.1 mm (2.2 in)
196666.6 mm (2.6 in)
196776.0 mm (3.0 in)
196898.5 mm (3.9 in)
196967.8 mm (2.7 in)
197046.2 mm (1.8 in)
197194.8 mm (3.7 in)
1972101.2 mm (4.0 in)
197392.1 mm (3.6 in)
197487.2 mm (3.4 in)
197586.4 mm (3.4 in)
197687.3 mm (3.4 in)
197778.4 mm (3.1 in)
197874.4 mm (2.9 in)
197960.4 mm (2.4 in)
198065.8 mm (2.6 in)
198166.0 mm (2.6 in)
198276.8 mm (3.0 in)
198369.9 mm (2.8 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Glen Haffy Mono Mills by year The longest dry spell of the year at Glen Haffy Mono Mills, 1959 to 1983. The record is 31 days in 1963, marked on the chart; the median year is 15 days. 10152025303519601965197019751980Record: 31 days in 1963
The longest dry spell of the year at Glen Haffy Mono Mills, 1959 to 1983. The record is 31 days in 1963, marked on the chart; the median year is 15 days.
Longest dry spell (CDD) at Glen Haffy Mono Mills by year
YearLongest dry spell (CDD)
195915 days
196019 days
196116 days
196214 days
196331 days
196411 days
196514 days
196616 days
196720 days
196811 days
196914 days
197012 days
197114 days
197214 days
197315 days
197422 days
197518 days
197622 days
197715 days
197818 days
197916 days
198013 days
198113 days
198214 days
198316 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 Glen Haffy Mono Mills standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Glen Haffy Mono Mills 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2025-12-31).