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Data as of 2026-10-16
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Built 2026-10-18 (18 October 2026)

Lewis Lake Divide Threshold Days by Year

11 fixed thresholds counted per year at Lewis Lake Divide (USS0010E09S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lewis Lake Divide Thresholds

  • Lewis Lake Divide: days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 1996 with 75.
  • Lewis Lake Divide: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1996 with 19.
  • Lewis Lake Divide: days with a maximum temperature at or below 0 C (32 F) in 38 years, most in 2022 with 115.
  • Lewis Lake Divide: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 1995 with 259.
  • 11 fixed thresholds have at least one qualifying day at Lewis Lake Divide.
7 years with a qualifying day
Days at or above 30 C (86 F) per year at Lewis Lake Divide Days per year at Lewis Lake Divide with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 11 in 1989. 0510151988: 71989: 111990: 32002: 12003: 12007: 22026: 41988198919902002200320072026
Days per year at Lewis Lake Divide with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 11 in 1989.
Days at or above 30 C (86 F) per year at Lewis Lake Divide
YearDaysDecade average
198879
1989119
199033
200211.3
200311.3
200721.3
202644
First to last qualifying date each year at Lewis Lake Divide For each year, a bar from the first to the last day at Lewis Lake Divide meeting 30 C (86 F). 1988: 24 June 1988 to 25 August 19881989: 15 July 1989 to 31 July 19891990: 24 June 1990 to 30 June 19902002: 12 July 2002 to 12 July 20022003: 14 August 2003 to 14 August 20032007: 22 July 2007 to 23 July 20072026: 12 July 2026 to 26 July 20261988198919902002200320072026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Lewis Lake Divide meeting 30 C (86 F).
First to last qualifying date each year at Lewis Lake Divide
YearFirst dateLast date
19881988-06-241988-08-25
19891989-07-151989-07-31
19901990-06-241990-06-30
20022002-07-122002-07-12
20032003-08-142003-08-14
20072007-07-222007-07-23
20262026-07-122026-07-26

Every Fixed Threshold

Fixed thresholds at Lewis Lake Divide
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days71119894
35 C (95 F): Days10n/a1
90 F (32.2 C): Days2319892
0 C (32 F): Ice days (max38115202250
0 C (32 F): Frost days (min322591995141
-10 C (14 F): Days with min32111199745
-20 C (-4 F): Days with min322419957
-30 C (-22 F): Days with min10319961
10 mm (0.39 in): Days with 10 mm or more rain4575199632
25 mm (0.98 in): Days with 25 mm or more rain451919966
50 mm (1.97 in): Days with 50 mm or more rain20419961

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 Lewis Lake Divide 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-16).