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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

Glenburnie Threshold Days by Year

3 fixed thresholds counted per year at Glenburnie (ASN00072055): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Glenburnie Thresholds

  • Glenburnie: days with 10 mm (0.39 in) or more of precipitation in 14 years, most in 1954 with 34.
  • Glenburnie: days with 25 mm (0.98 in) or more of precipitation in 12 years, most in 1954 with 10.
  • Glenburnie: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1939 with 3.
  • 3 fixed thresholds have at least one qualifying day at Glenburnie.
14 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Glenburnie Days per year at Glenburnie with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1954. 0102030401936: 231937: 211939: 321940: 141941: 201943: 211944: 111946: 231947: 311948: 211949: 281950: 321951: 281954: 341936193919411944194719491951
Days per year at Glenburnie with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1954.
Days with 10 mm (0.39 in) or more of precipitation per year at Glenburnie
YearDaysDecade average
19362325.3
19372125.3
19393225.3
19401421.1
19412021.1
19432121.1
19441121.1
19462321.1
19473121.1
19482121.1
19492821.1
19503231.3
19512831.3
19543431.3
First to last qualifying date each year at Glenburnie For each year, a bar from the first to the last day at Glenburnie meeting 10 mm (0.39 in). 1936: 5 January 1936 to 19 December 19361937: 3 January 1937 to 29 December 19371939: 17 February 1939 to 21 November 19391940: 17 January 1940 to 28 December 19401941: 3 January 1941 to 5 December 19411943: 3 January 1943 to 20 November 19431944: 10 April 1944 to 13 December 19441946: 19 January 1946 to 29 December 19461947: 6 February 1947 to 25 December 19471948: 2 January 1948 to 30 December 19481949: 26 January 1949 to 27 November 19491950: 19 January 1950 to 22 December 19501951: 8 January 1951 to 28 November 19511954: 13 January 1954 to 12 December 19541936193919411944194719491951JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Glenburnie meeting 10 mm (0.39 in).
First to last qualifying date each year at Glenburnie
YearFirst dateLast date
19361936-01-051936-12-19
19371937-01-031937-12-29
19391939-02-171939-11-21
19401940-01-171940-12-28
19411941-01-031941-12-05
19431943-01-031943-11-20
19441944-04-101944-12-13
19461946-01-191946-12-29
19471947-02-061947-12-25
19481948-01-021948-12-30
19491949-01-261949-11-27
19501950-01-191950-12-22
19511951-01-081951-11-28
19541954-01-131954-12-12

Every Fixed Threshold

Fixed thresholds at Glenburnie
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1434195434
25 mm (0.98 in): Days with 25 mm or more rain1210195410
50 mm (1.97 in): Days with 50 mm or more rain5319391

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1936.

Download the Data

  • Data for Glenburnie 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 (2025-12-31).