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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Glen Dee Threshold Days by Year

4 fixed thresholds counted per year at Glen Dee (ASN00049017): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Glen Dee Thresholds

  • Glen Dee: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1894 with 16.
  • Glen Dee: days with 25 mm (0.98 in) or more of precipitation in 44 years, most in 1939 with 7.
  • Glen Dee: days with 50 mm (1.97 in) or more of precipitation in 11 years, most in 1939 with 3.
  • Glen Dee: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1941 with 1.
  • 4 fixed thresholds have at least one qualifying day at Glen Dee.
49 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Glen Dee Days per year at Glen Dee with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 16 in 1894. 051015201889: 141890: 71891: 141892: 91893: 81894: 161895: 61896: 91897: 51898: 101899: 81900: 111901: 81902: 21903: 101904: 121905: 111906: 151907: 101908: 61909: 41910: 61911: 111912: 71914: 41915: 71916: 121917: 161918: 121919: 71920: 141921: 111922: 51923: 61928: 41929: 51930: 91931: 111932: 121933: 121934: 81935: 41938: 41939: 131940: 31941: 51942: 121943: 51954: 121889189418991904190919151920192919341941
Days per year at Glen Dee with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 16 in 1894.
Days with 10 mm (0.39 in) or more of precipitation per year at Glen Dee
YearDaysDecade average
18891414
189079.2
1891149.2
189299.2
189389.2
1894169.2
189569.2
189699.2
189759.2
1898109.2
189989.2
1900118.9
190188.9
190228.9
1903108.9
1904128.9
1905118.9
1906158.9
1907108.9
190868.9
190948.9
191069.1
1911119.1
191279.1
191449.1
191579.1
1916129.1
1917169.1
1918129.1
191979.1
1920147.5
1921117.5
192257.5
192367.5
192847.5
192957.5
193099.1
1931119.1
1932129.1
1933129.1
193489.1
193549.1
193849.1
1939139.1
194036.3
194156.3
1942126.3
194356.3
19541212
First to last qualifying date each year at Glen Dee For each year, a bar from the first to the last day at Glen Dee meeting 10 mm (0.39 in). 1889: 3 January 1889 to 16 November 18891890: 18 March 1890 to 14 November 18901891: 10 January 1891 to 30 October 18911892: 28 May 1892 to 10 November 18921893: 31 March 1893 to 12 November 18931894: 27 January 1894 to 27 December 18941895: 4 January 1895 to 10 December 18951896: 25 February 1896 to 2 December 18961897: 9 January 1897 to 20 July 18971898: 28 February 1898 to 24 December 18981899: 19 January 1899 to 6 November 18991900: 19 January 1900 to 17 November 19001901: 27 January 1901 to 26 August 19011902: 5 December 1902 to 17 December 19021903: 5 March 1903 to 29 December 19031904: 2 January 1904 to 2 November 19041905: 4 January 1905 to 7 October 19051906: 28 February 1906 to 14 November 19061907: 6 April 1907 to 28 December 19071908: 22 February 1908 to 3 December 19081909: 7 March 1909 to 30 August 19091910: 13 January 1910 to 5 November 19101911: 27 January 1911 to 1 December 19111912: 24 February 1912 to 2 November 19121914: 28 February 1914 to 14 December 19141915: 13 May 1915 to 22 October 19151916: 13 May 1916 to 2 December 19161917: 11 January 1917 to 21 November 19171918: 28 January 1918 to 7 October 19181919: 18 February 1919 to 27 December 19191920: 16 January 1920 to 30 November 19201921: 3 January 1921 to 14 October 19211922: 24 April 1922 to 8 December 19221923: 2 June 1923 to 25 December 19231928: 18 January 1928 to 25 March 19281929: 3 April 1929 to 27 December 19291930: 24 April 1930 to 24 December 19301931: 19 March 1931 to 15 November 19311932: 8 February 1932 to 16 December 19321933: 23 January 1933 to 13 December 19331934: 8 January 1934 to 8 November 19341935: 6 March 1935 to 20 October 19351938: 29 July 1938 to 24 October 19381939: 17 February 1939 to 16 November 19391940: 6 January 1940 to 28 December 19401941: 3 January 1941 to 20 March 19411942: 13 February 1942 to 12 December 19421943: 3 February 1943 to 14 November 19431954: 29 January 1954 to 12 December 19541889189619031910191819291938JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Glen Dee meeting 10 mm (0.39 in).
First to last qualifying date each year at Glen Dee
YearFirst dateLast date
18891889-01-031889-11-16
18901890-03-181890-11-14
18911891-01-101891-10-30
18921892-05-281892-11-10
18931893-03-311893-11-12
18941894-01-271894-12-27
18951895-01-041895-12-10
18961896-02-251896-12-02
18971897-01-091897-07-20
18981898-02-281898-12-24
18991899-01-191899-11-06
19001900-01-191900-11-17
19011901-01-271901-08-26
19021902-12-051902-12-17
19031903-03-051903-12-29
19041904-01-021904-11-02
19051905-01-041905-10-07
19061906-02-281906-11-14
19071907-04-061907-12-28
19081908-02-221908-12-03
19091909-03-071909-08-30
19101910-01-131910-11-05
19111911-01-271911-12-01
19121912-02-241912-11-02
19141914-02-281914-12-14
19151915-05-131915-10-22
19161916-05-131916-12-02
19171917-01-111917-11-21
19181918-01-281918-10-07
19191919-02-181919-12-27
19201920-01-161920-11-30
19211921-01-031921-10-14
19221922-04-241922-12-08
19231923-06-021923-12-25
19281928-01-181928-03-25
19291929-04-031929-12-27
19301930-04-241930-12-24
19311931-03-191931-11-15
19321932-02-081932-12-16
19331933-01-231933-12-13
19341934-01-081934-11-08
19351935-03-061935-10-20
19381938-07-291938-10-24
19391939-02-171939-11-16
19401940-01-061940-12-28
19411941-01-031941-03-20
19421942-02-131942-12-12
19431943-02-031943-11-14
19541954-01-291954-12-12

Every Fixed Threshold

Fixed thresholds at Glen Dee
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4916189412
25 mm (0.98 in): Days with 25 mm or more rain44719393
50 mm (1.97 in): Days with 50 mm or more rain11319391
100 mm (3.94 in): Days with 100 mm or more rain1119411

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1889.

Download the Data

  • Data for Glen Dee 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 (2025-12-31).