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

Palmyra Threshold Days by Year (USC00126697)

5 fixed thresholds counted per year at Palmyra (USC00126697): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Palmyra Thresholds

  • Palmyra: days with 10 mm (0.39 in) or more of precipitation in 17 years, most in 2006 with 56.
  • Palmyra: days with 25 mm (0.98 in) or more of precipitation in 17 years, most in 1996 with 19.
  • Palmyra: days with 50 mm (1.97 in) or more of precipitation in 16 years, most in 2006 with 5.
  • Palmyra: days with 10 cm (3.9 in) or more of snowfall in 3 years, most in 1994 with 1.
  • 5 fixed thresholds have at least one qualifying day at Palmyra.
17 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Palmyra Days per year at Palmyra with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 2006. 02040601950: 441975: 391976: 311993: 401994: 331995: 371996: 481997: 391998: 311999: 322000: 372001: 372002: 382003: 372004: 362006: 562007: 38195019761994199619982000200220042007
Days per year at Palmyra with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 2006.
Days with 10 mm (0.39 in) or more of precipitation per year at Palmyra
YearDaysDecade average
19504444
19753935
19763135
19934037.1
19943337.1
19953737.1
19964837.1
19973937.1
19983137.1
19993237.1
20003739.9
20013739.9
20023839.9
20033739.9
20043639.9
20065639.9
20073839.9
First to last qualifying date each year at Palmyra For each year, a bar from the first to the last day at Palmyra meeting 10 mm (0.39 in). 1950: 2 January 1950 to 6 December 19501975: 1 January 1975 to 31 December 19751976: 7 January 1976 to 27 November 19761993: 5 January 1993 to 5 December 19931994: 17 January 1994 to 17 December 19941995: 7 January 1995 to 19 December 19951996: 3 January 1996 to 24 December 19961997: 5 January 1997 to 25 December 19971998: 6 January 1998 to 22 December 19981999: 3 January 1999 to 14 December 19992000: 3 January 2000 to 17 December 20002001: 30 January 2001 to 23 December 20012002: 24 January 2002 to 25 December 20022003: 1 January 2003 to 30 December 20032004: 2 January 2004 to 7 December 20042006: 2 January 2006 to 31 December 20062007: 9 January 2007 to 23 December 2007195019931996199920022006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Palmyra meeting 10 mm (0.39 in).
First to last qualifying date each year at Palmyra
YearFirst dateLast date
19501950-01-021950-12-06
19751975-01-011975-12-31
19761976-01-071976-11-27
19931993-01-051993-12-05
19941994-01-171994-12-17
19951995-01-071995-12-19
19961996-01-031996-12-24
19971997-01-051997-12-25
19981998-01-061998-12-22
19991999-01-031999-12-14
20002000-01-032000-12-17
20012001-01-302001-12-23
20022002-01-242002-12-25
20032003-01-012003-12-30
20042004-01-022004-12-07
20062006-01-022006-12-31
20072007-01-092007-12-23

Every Fixed Threshold

Fixed thresholds at Palmyra
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1756200638
25 mm (0.98 in): Days with 25 mm or more rain1719199611
50 mm (1.97 in): Days with 50 mm or more rain16520061
100 mm (3.94 in): Days with 100 mm or more rain1120021
10 cm (3.9 in): Days with 10 cm or more snowfall3119941

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

  • Data for Palmyra 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).