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Built 2026-10-17 (17 October 2026)

Big Bay 1NW Threshold Days by Year

17 fixed thresholds counted per year at Big Bay 1NW (USC00200770): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Big Bay 1NW Thresholds

  • Big Bay 1NW: days with 10 cm (3.9 in) or more of snowfall in 41 years, most in 1983 with 16.
  • Big Bay 1NW: days with a maximum temperature at or below 0 C (32 F) in 38 years, most in 2014 with 110.
  • Big Bay 1NW: nights with a minimum temperature at or below 0 C (32 F) in 38 years, most in 1979 with 196.
  • Big Bay 1NW: nights with a minimum temperature at or below -10 C (14 F) in 38 years, most in 2014 with 100.
  • 17 fixed thresholds have at least one qualifying day at Big Bay 1NW.
37 years with a qualifying day
Days at or above 30 C (86 F) per year at Big Bay 1NW Days per year at Big Bay 1NW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 31 in 1983. 0102030401966: 131967: 31968: 81969: 121970: 101971: 71975: 191976: 281977: 121978: 171979: 51980: 131981: 71982: 51983: 311984: 131986: 181988: 301991: 242009: 32010: 132011: 182012: 222013: 122014: 52015: 132016: 112017: 42018: 72019: 32020: 122021: 152022: 152023: 92024: 82025: 132026: 51966197019771981198620102014201820222026
Days per year at Big Bay 1NW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 31 in 1983.
Days at or above 30 C (86 F) per year at Big Bay 1NW
YearDaysDecade average
1966139
196739
196889
1969129
19701014
1971714
19751914
19762814
19771214
19781714
1979514
19801316.7
1981716.7
1982516.7
19833116.7
19841316.7
19861816.7
19883016.7
19912424
200933
20101310.8
20111810.8
20122210.8
20131210.8
2014510.8
20151310.8
20161110.8
2017410.8
2018710.8
2019310.8
20201211
20211511
20221511
2023911
2024811
20251311
2026511
First to last qualifying date each year at Big Bay 1NW For each year, a bar from the first to the last day at Big Bay 1NW meeting 30 C (86 F). 1966: 22 June 1966 to 19 July 19661967: 21 July 1967 to 25 August 19671968: 15 May 1968 to 19 August 19681969: 27 May 1969 to 30 August 19691970: 8 June 1970 to 15 August 19701971: 17 June 1971 to 4 September 19711975: 21 June 1975 to 25 August 19751976: 7 June 1976 to 13 September 19761977: 12 May 1977 to 24 July 19771978: 26 May 1978 to 2 September 19781979: 15 June 1979 to 5 September 19791980: 22 April 1980 to 8 September 19801981: 22 May 1981 to 31 July 19811982: 5 July 1982 to 3 August 19821983: 11 June 1983 to 8 September 19831984: 17 May 1984 to 28 August 19841986: 4 May 1986 to 16 August 19861988: 30 May 1988 to 12 August 19881991: 10 May 1991 to 30 August 19912009: 21 May 2009 to 16 August 20092010: 24 May 2010 to 31 August 20102011: 1 June 2011 to 9 October 20112012: 19 May 2012 to 12 September 20122013: 31 May 2013 to 30 August 20132014: 1 June 2014 to 26 August 20142015: 8 May 2015 to 17 September 20152016: 24 May 2016 to 24 August 20162017: 11 June 2017 to 25 September 20172018: 30 June 2018 to 17 September 20182019: 5 July 2019 to 26 July 20192020: 27 May 2020 to 15 August 20202021: 7 June 2021 to 22 August 20212022: 14 May 2022 to 9 September 20222023: 31 May 2023 to 4 October 20232024: 19 June 2024 to 18 September 20242025: 13 May 2025 to 5 October 20252026: 1 July 2026 to 15 July 202619661971197919842010201520202025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Big Bay 1NW meeting 30 C (86 F).
First to last qualifying date each year at Big Bay 1NW
YearFirst dateLast date
19661966-06-221966-07-19
19671967-07-211967-08-25
19681968-05-151968-08-19
19691969-05-271969-08-30
19701970-06-081970-08-15
19711971-06-171971-09-04
19751975-06-211975-08-25
19761976-06-071976-09-13
19771977-05-121977-07-24
19781978-05-261978-09-02
19791979-06-151979-09-05
19801980-04-221980-09-08
19811981-05-221981-07-31
19821982-07-051982-08-03
19831983-06-111983-09-08
19841984-05-171984-08-28
19861986-05-041986-08-16
19881988-05-301988-08-12
19911991-05-101991-08-30
20092009-05-212009-08-16
20102010-05-242010-08-31
20112011-06-012011-10-09
20122012-05-192012-09-12
20132013-05-312013-08-30
20142014-06-012014-08-26
20152015-05-082015-09-17
20162016-05-242016-08-24
20172017-06-112017-09-25
20182018-06-302018-09-17
20192019-07-052019-07-26
20202020-05-272020-08-15
20212021-06-072021-08-22
20222022-05-142022-09-09
20232023-05-312023-10-04
20242024-06-192024-09-18
20252025-05-132025-10-05
20262026-07-012026-07-15

Every Fixed Threshold

Fixed thresholds at Big Bay 1NW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days373119835
35 C (95 F): Days14719881
90 F (32.2 C): Days332119883
100 F (37.8 C): Days2319883
0 C (32 F): Ice days (max38110201460
0 C (32 F): Frost days (min381961979114
-10 C (14 F): Days with min38100201443
-20 C (-4 F): Days with min362720146
-30 C (-22 F): Days with min3219791
20 C (68 F): Tropical nights (min37919762
25 C (77 F): Days with min2119761
10 mm (0.39 in): Days with 10 mm or more rain3640201719
25 mm (0.98 in): Days with 25 mm or more rain361319832
50 mm (1.97 in): Days with 50 mm or more rain18319781
100 mm (3.94 in): Days with 100 mm or more rain1119781
10 cm (3.9 in): Days with 10 cm or more snowfall4116198311
25 cm (9.8 in): Days with 25 cm or more snowfall19519832

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1966.

Download the Data

  • Data for Big Bay 1NW 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-12).