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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Palmer Lake Threshold Days by Year (USC00056280)

16 fixed thresholds counted per year at Palmer Lake (USC00056280): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Palmer Lake Thresholds

  • Palmer Lake: days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 1969 with 26.
  • Palmer Lake: days with 25 mm (0.98 in) or more of precipitation in 19 years, most in 1969 with 8.
  • Palmer Lake: days with 10 cm (3.9 in) or more of snowfall in 18 years, most in 1979 with 21.
  • Palmer Lake: days with a maximum temperature at or above 30 C (86 F) in 15 years, most in 2024 with 25.
  • 16 fixed thresholds have at least one qualifying day at Palmer Lake.
15 years with a qualifying day
Days at or above 30 C (86 F) per year at Palmer Lake Days per year at Palmer Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 25 in 2024. 0102030401966: 101967: 11969: 171970: 141975: 111976: 211978: 81979: 21980: 41981: 31984: 12023: 192024: 252025: 172026: 3519661969197519781980198420242026
Days per year at Palmer Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 25 in 2024.
Days at or above 30 C (86 F) per year at Palmer Lake
YearDaysDecade average
1966109.3
196719.3
1969179.3
19701411.2
19751111.2
19762111.2
1978811.2
1979211.2
198042.7
198132.7
198412.7
20231924
20242524
20251724
20263524
First to last qualifying date each year at Palmer Lake For each year, a bar from the first to the last day at Palmer Lake meeting 30 C (86 F). 1966: 29 June 1966 to 27 July 19661967: 23 July 1967 to 23 July 19671969: 29 June 1969 to 28 August 19691970: 26 June 1970 to 30 August 19701975: 30 June 1975 to 1 September 19751976: 21 June 1976 to 5 September 19761978: 24 June 1978 to 28 July 19781979: 6 August 1979 to 7 August 19791980: 26 June 1980 to 6 August 19801981: 20 July 1981 to 31 July 19811984: 20 July 1984 to 20 July 19842023: 28 June 2023 to 3 September 20232024: 13 June 2024 to 21 August 20242025: 17 June 2025 to 22 August 20252026: 17 June 2026 to 5 September 202619661969197519781980198420242026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Palmer Lake meeting 30 C (86 F).
First to last qualifying date each year at Palmer Lake
YearFirst dateLast date
19661966-06-291966-07-27
19671967-07-231967-07-23
19691969-06-291969-08-28
19701970-06-261970-08-30
19751975-06-301975-09-01
19761976-06-211976-09-05
19781978-06-241978-07-28
19791979-08-061979-08-07
19801980-06-261980-08-06
19811981-07-201981-07-31
19841984-07-201984-07-20
20232023-06-282023-09-03
20242024-06-132024-08-21
20252025-06-172025-08-22
20262026-06-172026-09-05

Every Fixed Threshold

Fixed thresholds at Palmer Lake
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1525202435
35 C (95 F): Days1119761
90 F (32.2 C): Days9619768
0 C (32 F): Ice days (max155319799
0 C (32 F): Frost days (min14210198492
-10 C (14 F): Days with min1467196718
-20 C (-4 F): Days with min141319791
-30 C (-22 F): Days with min1119841
20 C (68 F): Tropical nights (min10n/a3
10 mm (0.39 in): Days with 10 mm or more rain2026196913
25 mm (0.98 in): Days with 25 mm or more rain19819691
50 mm (1.97 in): Days with 50 mm or more rain7219672
100 mm (3.94 in): Days with 100 mm or more rain1120231
10 cm (3.9 in): Days with 10 cm or more snowfall182119793
25 cm (9.8 in): Days with 25 cm or more snowfall13419791
50 cm (19.7 in): Days with 50 cm or more snowfall3119671

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 Palmer 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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-17).