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Built 2026-10-19 (19 October 2026)

Toronto Deer Park Threshold Days by Year (CA006158417)

5 fixed thresholds counted per year at Toronto Deer Park (CA006158417): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Toronto Deer Park Thresholds

  • Toronto Deer Park: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1893 with 34.
  • Toronto Deer Park: days with 25 mm (0.98 in) or more of precipitation in 42 years, most in 1929 with 9.
  • Toronto Deer Park: days with 10 cm (3.9 in) or more of snowfall in 40 years, most in 1893 with 9.
  • Toronto Deer Park: days with 50 mm (1.97 in) or more of precipitation in 16 years, most in 1893 with 3.
  • 5 fixed thresholds have at least one qualifying day at Toronto Deer Park.
42 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Toronto Deer Park Days per year at Toronto Deer Park with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1893. 0102030401891: 291892: 231893: 341894: 221895: 291896: 131897: 151898: 111899: 241900: 161901: 231902: 281903: 251904: 311905: 281906: 211907: 231908: 221909: 221910: 211911: 171912: 281913: 231914: 211915: 241916: 201917: 261918: 251919: 151920: 171921: 191922: 171923: 281924: 221925: 121926: 251927: 201928: 231929: 221930: 131931: 161932: 27189118961901190619111916192119261931
Days per year at Toronto Deer Park with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1893.
Days with 10 mm (0.39 in) or more of precipitation per year at Toronto Deer Park
YearDaysDecade average
18912922.2
18922322.2
18933422.2
18942222.2
18952922.2
18961322.2
18971522.2
18981122.2
18992422.2
19001623.9
19012323.9
19022823.9
19032523.9
19043123.9
19052823.9
19062123.9
19072323.9
19082223.9
19092223.9
19102122
19111722
19122822
19132322
19142122
19152422
19162022
19172622
19182522
19191522
19201720.5
19211920.5
19221720.5
19232820.5
19242220.5
19251220.5
19262520.5
19272020.5
19282320.5
19292220.5
19301318.7
19311618.7
19322718.7
First to last qualifying date each year at Toronto Deer Park For each year, a bar from the first to the last day at Toronto Deer Park meeting 10 mm (0.39 in). 1891: 1 January 1891 to 15 December 18911892: 14 January 1892 to 2 November 18921893: 1 January 1893 to 15 December 18931894: 16 January 1894 to 3 October 18941895: 11 January 1895 to 26 December 18951896: 6 February 1896 to 18 November 18961897: 21 January 1897 to 17 December 18971898: 26 January 1898 to 19 December 18981899: 4 January 1899 to 24 December 18991900: 11 January 1900 to 5 December 19001901: 12 January 1901 to 18 December 19011902: 22 January 1902 to 15 December 19021903: 11 January 1903 to 20 December 19031904: 14 January 1904 to 27 December 19041905: 7 January 1905 to 29 December 19051906: 3 January 1906 to 30 December 19061907: 8 January 1907 to 30 December 19071908: 23 January 1908 to 30 December 19081909: 12 January 1909 to 25 December 19091910: 18 January 1910 to 28 December 19101911: 27 January 1911 to 31 December 19111912: 9 January 1912 to 13 November 19121913: 12 January 1913 to 24 December 19131914: 4 January 1914 to 21 December 19141915: 7 January 1915 to 26 December 19151916: 11 February 1916 to 27 December 19161917: 5 January 1917 to 9 December 19171918: 6 January 1918 to 25 December 19181919: 14 February 1919 to 30 November 19191920: 9 January 1920 to 27 December 19201921: 26 February 1921 to 18 December 19211922: 4 January 1922 to 28 December 19221923: 3 January 1923 to 13 December 19231924: 2 January 1924 to 8 December 19241925: 23 February 1925 to 8 November 19251926: 19 February 1926 to 5 December 19261927: 14 March 1927 to 31 December 19271928: 25 January 1928 to 30 November 19281929: 6 January 1929 to 18 November 19291930: 8 January 1930 to 23 December 19301931: 6 January 1931 to 24 December 19311932: 1 January 1932 to 31 December 19321891189719031909191519211927JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Toronto Deer Park meeting 10 mm (0.39 in).
First to last qualifying date each year at Toronto Deer Park
YearFirst dateLast date
18911891-01-011891-12-15
18921892-01-141892-11-02
18931893-01-011893-12-15
18941894-01-161894-10-03
18951895-01-111895-12-26
18961896-02-061896-11-18
18971897-01-211897-12-17
18981898-01-261898-12-19
18991899-01-041899-12-24
19001900-01-111900-12-05
19011901-01-121901-12-18
19021902-01-221902-12-15
19031903-01-111903-12-20
19041904-01-141904-12-27
19051905-01-071905-12-29
19061906-01-031906-12-30
19071907-01-081907-12-30
19081908-01-231908-12-30
19091909-01-121909-12-25
19101910-01-181910-12-28
19111911-01-271911-12-31
19121912-01-091912-11-13
19131913-01-121913-12-24
19141914-01-041914-12-21
19151915-01-071915-12-26
19161916-02-111916-12-27
19171917-01-051917-12-09
19181918-01-061918-12-25
19191919-02-141919-11-30
19201920-01-091920-12-27
19211921-02-261921-12-18
19221922-01-041922-12-28
19231923-01-031923-12-13
19241924-01-021924-12-08
19251925-02-231925-11-08
19261926-02-191926-12-05
19271927-03-141927-12-31
19281928-01-251928-11-30
19291929-01-061929-11-18
19301930-01-081930-12-23
19311931-01-061931-12-24
19321932-01-011932-12-31

Every Fixed Threshold

Fixed thresholds at Toronto Deer Park
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4234189327
25 mm (0.98 in): Days with 25 mm or more rain42919295
50 mm (1.97 in): Days with 50 mm or more rain16318931
10 cm (3.9 in): Days with 10 cm or more snowfall40918932
25 cm (9.8 in): Days with 25 cm or more snowfall9219242

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1891.

Download the Data

  • Data for Toronto Deer Park 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). Threshold counts are computed by this site.

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