Built 2026-10-19 (19 October 2026)

Toronto Ashbridges Bay Threshold Days by Year (CA006158370)

5 fixed thresholds counted per year at Toronto Ashbridges Bay (CA006158370): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Toronto Ashbridges Bay Thresholds

  • Toronto Ashbridges Bay: days with 10 cm (3.9 in) or more of snowfall in 12 years, most in 1983 with 7.
  • Toronto Ashbridges Bay: days with 10 mm (0.39 in) or more of precipitation in 11 years, most in 1977 with 33.
  • Toronto Ashbridges Bay: days with 25 mm (0.98 in) or more of precipitation in 10 years, most in 1977 with 8.
  • Toronto Ashbridges Bay: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1974 with 1.
  • 5 fixed thresholds have at least one qualifying day at Toronto Ashbridges Bay.
11 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Toronto Ashbridges Bay Days per year at Toronto Ashbridges Bay with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1977. 0102030401959: 241960: 241961: 201966: 141971: 181974: 221975: 221976: 251977: 331980: 191983: 25195919611971197519771983
Days per year at Toronto Ashbridges Bay with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1977.
Days with 10 mm (0.39 in) or more of precipitation per year at Toronto Ashbridges Bay
YearDaysDecade average
19592424
19602419.3
19612019.3
19661419.3
19711824
19742224
19752224
19762524
19773324
19801922
19832522
First to last qualifying date each year at Toronto Ashbridges Bay For each year, a bar from the first to the last day at Toronto Ashbridges Bay meeting 10 mm (0.39 in). 1959: 1 January 1959 to 29 December 19591960: 12 January 1960 to 15 November 19601961: 3 February 1961 to 4 December 19611966: 7 January 1966 to 10 December 19661971: 4 February 1971 to 30 December 19711974: 8 January 1974 to 2 December 19741975: 8 January 1975 to 25 December 19751976: 13 January 1976 to 20 December 19761977: 4 March 1977 to 18 December 19771980: 11 January 1980 to 25 October 19801983: 10 January 1983 to 22 December 1983195919611971197519771983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Toronto Ashbridges Bay meeting 10 mm (0.39 in).
First to last qualifying date each year at Toronto Ashbridges Bay
YearFirst dateLast date
19591959-01-011959-12-29
19601960-01-121960-11-15
19611961-02-031961-12-04
19661966-01-071966-12-10
19711971-02-041971-12-30
19741974-01-081974-12-02
19751975-01-081975-12-25
19761976-01-131976-12-20
19771977-03-041977-12-18
19801980-01-111980-10-25
19831983-01-101983-12-22

Every Fixed Threshold

Fixed thresholds at Toronto Ashbridges Bay
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1133197725
25 mm (0.98 in): Days with 25 mm or more rain10819773
50 mm (1.97 in): Days with 50 mm or more rain3119741
10 cm (3.9 in): Days with 10 cm or more snowfall12719837
25 cm (9.8 in): Days with 25 cm or more snowfall1119831

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1959.

Download the Data

  • Data for Toronto Ashbridges Bay 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).