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Data as of 2026-10-16
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Built 2026-10-17 (17 October 2026)

Sylvan Lake Threshold Days by Year

9 fixed thresholds counted per year at Sylvan Lake (USS0010E06S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sylvan Lake Thresholds

  • Sylvan Lake: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 2017 with 50.
  • Sylvan Lake: days with 25 mm (0.98 in) or more of precipitation in 44 years, most in 2022 with 7.
  • Sylvan Lake: days with a maximum temperature at or below 0 C (32 F) in 41 years, most in 1984 with 146.
  • Sylvan Lake: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 2008 with 287.
  • 9 fixed thresholds have at least one qualifying day at Sylvan Lake.
7 years with a qualifying day
Days at or above 30 C (86 F) per year at Sylvan Lake Days per year at Sylvan Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 3 in 2002. 01231988: 11989: 12002: 32007: 12018: 12021: 12026: 11988198920022007201820212026
Days per year at Sylvan Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 3 in 2002.
Days at or above 30 C (86 F) per year at Sylvan Lake
YearDaysDecade average
198811
198911
200232
200712
201811
202111
202611
First to last qualifying date each year at Sylvan Lake For each year, a bar from the first to the last day at Sylvan Lake meeting 30 C (86 F). 1988: 24 June 1988 to 24 June 19881989: 31 July 1989 to 31 July 19892002: 12 July 2002 to 14 July 20022007: 22 July 2007 to 22 July 20072018: 11 August 2018 to 11 August 20182021: 19 July 2021 to 19 July 20212026: 12 July 2026 to 12 July 20261988198920022007201820212026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sylvan Lake meeting 30 C (86 F).
First to last qualifying date each year at Sylvan Lake
YearFirst dateLast date
19881988-06-241988-06-24
19891989-07-311989-07-31
20022002-07-122002-07-14
20072007-07-222007-07-22
20182018-08-112018-08-11
20212021-07-192021-07-19
20262026-07-122026-07-12

Every Fixed Threshold

Fixed thresholds at Sylvan Lake
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days7320021
0 C (32 F): Ice days (max41146198454
0 C (32 F): Frost days (min322872008183
-10 C (14 F): Days with min32164200662
-20 C (-4 F): Days with min3246199710
-30 C (-22 F): Days with min23520052
10 mm (0.39 in): Days with 10 mm or more rain4650201728
25 mm (0.98 in): Days with 25 mm or more rain44720222
50 mm (1.97 in): Days with 50 mm or more rain2119811

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1988.

Download the Data

  • Data for Sylvan Lake 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 (2026-10-16).