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

Ladner 9SW Threshold Days by Year (USC00394671)

20 fixed thresholds counted per year at Ladner 9SW (USC00394671): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ladner 9SW Thresholds

  • Ladner 9SW: days with a maximum temperature at or above 30 C (86 F) in 19 years, most in 2021 with 65.
  • Ladner 9SW: days with a maximum temperature at or above 35 C (95 F) in 19 years, most in 2021 with 30.
  • Ladner 9SW: days with a maximum temperature at or above 90 F (32.2 C) in 19 years, most in 2021 with 55.
  • Ladner 9SW: days with a maximum temperature at or below 0 C (32 F) in 19 years, most in 2019 with 86.
  • 20 fixed thresholds have at least one qualifying day at Ladner 9SW.
19 years with a qualifying day
Days at or above 30 C (86 F) per year at Ladner 9SW Days per year at Ladner 9SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 65 in 2021. 0204060802004: 342005: 552006: 492007: 432008: 282010: 232013: 352014: 222015: 402016: 382017: 492018: 392019: 222020: 452021: 652022: 512023: 322024: 572025: 322004200620082013201520172019202120232025
Days per year at Ladner 9SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 65 in 2021.
Days at or above 30 C (86 F) per year at Ladner 9SW
YearDaysDecade average
20043441.8
20055541.8
20064941.8
20074341.8
20082841.8
20102333.5
20133533.5
20142233.5
20154033.5
20163833.5
20174933.5
20183933.5
20192233.5
20204547
20216547
20225147
20233247
20245747
20253247
First to last qualifying date each year at Ladner 9SW For each year, a bar from the first to the last day at Ladner 9SW meeting 30 C (86 F). 2004: 5 June 2004 to 20 September 20042005: 21 June 2005 to 2 October 20052006: 19 May 2006 to 14 September 20062007: 23 June 2007 to 30 September 20072008: 30 June 2008 to 1 September 20082010: 2 July 2010 to 28 August 20102013: 13 May 2013 to 30 August 20132014: 26 May 2014 to 26 September 20142015: 9 June 2015 to 26 September 20152016: 8 June 2016 to 28 August 20162017: 1 June 2017 to 12 September 20172018: 16 May 2018 to 7 September 20182019: 6 June 2019 to 16 September 20192020: 3 June 2020 to 22 September 20202021: 20 May 2021 to 28 September 20212022: 18 June 2022 to 8 September 20222023: 5 June 2023 to 4 September 20232024: 29 May 2024 to 29 September 20242025: 10 May 2025 to 30 September 20252004200720132016201920222025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ladner 9SW meeting 30 C (86 F).
First to last qualifying date each year at Ladner 9SW
YearFirst dateLast date
20042004-06-052004-09-20
20052005-06-212005-10-02
20062006-05-192006-09-14
20072007-06-232007-09-30
20082008-06-302008-09-01
20102010-07-022010-08-28
20132013-05-132013-08-30
20142014-05-262014-09-26
20152015-06-092015-09-26
20162016-06-082016-08-28
20172017-06-012017-09-12
20182018-05-162018-09-07
20192019-06-062019-09-16
20202020-06-032020-09-22
20212021-05-202021-09-28
20222022-06-182022-09-08
20232023-06-052023-09-04
20242024-05-292024-09-29
20252025-05-102025-09-30

Every Fixed Threshold

Fixed thresholds at Ladner 9SW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1965202132
35 C (95 F): Days193020213
40 C (104 F): Days7520064
90 F (32.2 C): Days1955202117
100 F (37.8 C): Days1216202110
110 F (43.3 C): Days1120051
0 C (32 F): Ice days (max1986201947
0 C (32 F): Frost days (min172222008140
-10 C (14 F): Days with min17114200853
-20 C (-4 F): Days with min1736200825
-30 C (-22 F): Days with min13620084
-40 C (-40 F): Days with min2120211
20 C (68 F): Tropical nights (min111120215
10 mm (0.39 in): Days with 10 mm or more rain1920201312
25 mm (0.98 in): Days with 25 mm or more rain19520143
50 mm (1.97 in): Days with 50 mm or more rain4220141
100 mm (3.94 in): Days with 100 mm or more rain1120081
10 cm (3.9 in): Days with 10 cm or more snowfall15520081
25 cm (9.8 in): Days with 25 cm or more snowfall4220072
50 cm (19.7 in): Days with 50 cm or more snowfall1120081

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2004.

Download the Data

  • Data for Ladner 9SW 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).