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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Deer Lake A Threshold Days by Year (CA008401501)

13 fixed thresholds counted per year at Deer Lake A (CA008401501): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Deer Lake A Thresholds

  • Deer Lake A: days with a maximum temperature at or below 0 C (32 F) in 18 years, most in 1972 with 99.
  • Deer Lake A: nights with a minimum temperature at or below 0 C (32 F) in 18 years, most in 1972 with 229.
  • Deer Lake A: nights with a minimum temperature at or below -10 C (14 F) in 18 years, most in 1972 with 103.
  • Deer Lake A: nights with a minimum temperature at or below -20 C (-4 F) in 18 years, most in 1972 with 48.
  • 13 fixed thresholds have at least one qualifying day at Deer Lake A.
12 years with a qualifying day
Days at or above 30 C (86 F) per year at Deer Lake A Days per year at Deer Lake A with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1970. 024681967: 61970: 71971: 21972: 31973: 11974: 21975: 51976: 31978: 11979: 21982: 21983: 2196719711973197519781982
Days per year at Deer Lake A with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1970.
Days at or above 30 C (86 F) per year at Deer Lake A
YearDaysDecade average
196766
197072.9
197122.9
197232.9
197312.9
197422.9
197552.9
197632.9
197812.9
197922.9
198222
198322
First to last qualifying date each year at Deer Lake A For each year, a bar from the first to the last day at Deer Lake A meeting 30 C (86 F). 1967: 5 June 1967 to 17 August 19671970: 26 July 1970 to 17 August 19701971: 27 July 1971 to 11 August 19711972: 13 July 1972 to 17 July 19721973: 29 July 1973 to 29 July 19731974: 29 June 1974 to 13 August 19741975: 10 July 1975 to 12 August 19751976: 7 July 1976 to 22 August 19761978: 9 July 1978 to 9 July 19781979: 26 July 1979 to 4 August 19791982: 9 July 1982 to 12 July 19821983: 5 July 1983 to 6 July 1983196719711973197519781982JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Deer Lake A meeting 30 C (86 F).
First to last qualifying date each year at Deer Lake A
YearFirst dateLast date
19671967-06-051967-08-17
19701970-07-261970-08-17
19711971-07-271971-08-11
19721972-07-131972-07-17
19731973-07-291973-07-29
19741974-06-291974-08-13
19751975-07-101975-08-12
19761976-07-071976-08-22
19781978-07-091978-07-09
19791979-07-261979-08-04
19821982-07-091982-07-12
19831983-07-051983-07-06

Every Fixed Threshold

Fixed thresholds at Deer Lake A
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days12719702
90 F (32.2 C): Days5319701
0 C (32 F): Ice days (max1899197272
0 C (32 F): Frost days (min182291972175
-10 C (14 F): Days with min18103197264
-20 C (-4 F): Days with min1848197217
-30 C (-22 F): Days with min10619761
20 C (68 F): Tropical nights (min3219751
10 mm (0.39 in): Days with 10 mm or more rain1842198238
25 mm (0.98 in): Days with 25 mm or more rain181219779
50 mm (1.97 in): Days with 50 mm or more rain3119731
10 cm (3.9 in): Days with 10 cm or more snowfall181619729
25 cm (9.8 in): Days with 25 cm or more snowfall12519721

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1967.

Download the Data

  • Data for Deer Lake A 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).