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Built 2026-10-19 (19 October 2026)

Piree Threshold Days by Year

4 fixed thresholds counted per year at Piree (ASN00080047): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Piree Thresholds

  • Piree: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1939 with 20.
  • Piree: days with 25 mm (0.98 in) or more of precipitation in 35 years, most in 1939 with 6.
  • Piree: days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 1939 with 2.
  • Piree: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1939 with 1.
  • 4 fixed thresholds have at least one qualifying day at Piree.
42 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Piree Days per year at Piree with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 20 in 1939. 051015201908: 51911: 111912: 131913: 131914: 41915: 51916: 141917: 161918: 181919: 91920: 101921: 171922: 91923: 81924: 191925: 81926: 141927: 51928: 151929: 81930: 101932: 141933: 131934: 181935: 121936: 141937: 101938: 31939: 201940: 51941: 111942: 101943: 51944: 41945: 111946: 121947: 161948: 111949: 141950: 181951: 131952: 14190819151920192519301936194119461951
Days per year at Piree with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 20 in 1939.
Days with 10 mm (0.39 in) or more of precipitation per year at Piree
YearDaysDecade average
190855
19111111.4
19121311.4
19131311.4
1914411.4
1915511.4
19161411.4
19171611.4
19181811.4
1919911.4
19201011.3
19211711.3
1922911.3
1923811.3
19241911.3
1925811.3
19261411.3
1927511.3
19281511.3
1929811.3
19301012.7
19321412.7
19331312.7
19341812.7
19351212.7
19361412.7
19371012.7
1938312.7
19392012.7
194059.9
1941119.9
1942109.9
194359.9
194449.9
1945119.9
1946129.9
1947169.9
1948119.9
1949149.9
19501815
19511315
19521415
First to last qualifying date each year at Piree For each year, a bar from the first to the last day at Piree meeting 10 mm (0.39 in). 1908: 14 May 1908 to 8 October 19081911: 13 January 1911 to 12 December 19111912: 5 January 1912 to 4 December 19121913: 6 March 1913 to 31 December 19131914: 27 January 1914 to 29 July 19141915: 14 May 1915 to 23 October 19151916: 29 January 1916 to 9 December 19161917: 2 January 1917 to 23 November 19171918: 12 January 1918 to 26 October 19181919: 18 February 1919 to 28 December 19191920: 2 June 1920 to 16 November 19201921: 2 January 1921 to 23 December 19211922: 13 January 1922 to 31 December 19221923: 8 May 1923 to 26 December 19231924: 6 February 1924 to 15 December 19241925: 13 January 1925 to 20 November 19251926: 5 January 1926 to 28 December 19261927: 11 May 1927 to 20 October 19271928: 18 January 1928 to 23 October 19281929: 19 February 1929 to 27 December 19291930: 24 April 1930 to 25 December 19301932: 4 April 1932 to 16 December 19321933: 21 January 1933 to 13 December 19331934: 9 January 1934 to 1 December 19341935: 7 January 1935 to 25 December 19351936: 4 January 1936 to 19 December 19361937: 19 January 1937 to 18 October 19371938: 16 June 1938 to 28 August 19381939: 17 February 1939 to 4 November 19391940: 4 April 1940 to 26 December 19401941: 4 January 1941 to 5 November 19411942: 20 January 1942 to 5 November 19421943: 23 January 1943 to 9 October 19431944: 9 April 1944 to 12 December 19441945: 14 January 1945 to 27 October 19451946: 18 January 1946 to 19 November 19461947: 10 February 1947 to 18 December 19471948: 14 February 1948 to 29 December 19481949: 21 February 1949 to 21 November 19491950: 3 February 1950 to 18 October 19501951: 7 January 1951 to 11 October 19511952: 14 April 1952 to 11 December 19521908191619221928193519411947JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Piree meeting 10 mm (0.39 in).
First to last qualifying date each year at Piree
YearFirst dateLast date
19081908-05-141908-10-08
19111911-01-131911-12-12
19121912-01-051912-12-04
19131913-03-061913-12-31
19141914-01-271914-07-29
19151915-05-141915-10-23
19161916-01-291916-12-09
19171917-01-021917-11-23
19181918-01-121918-10-26
19191919-02-181919-12-28
19201920-06-021920-11-16
19211921-01-021921-12-23
19221922-01-131922-12-31
19231923-05-081923-12-26
19241924-02-061924-12-15
19251925-01-131925-11-20
19261926-01-051926-12-28
19271927-05-111927-10-20
19281928-01-181928-10-23
19291929-02-191929-12-27
19301930-04-241930-12-25
19321932-04-041932-12-16
19331933-01-211933-12-13
19341934-01-091934-12-01
19351935-01-071935-12-25
19361936-01-041936-12-19
19371937-01-191937-10-18
19381938-06-161938-08-28
19391939-02-171939-11-04
19401940-04-041940-12-26
19411941-01-041941-11-05
19421942-01-201942-11-05
19431943-01-231943-10-09
19441944-04-091944-12-12
19451945-01-141945-10-27
19461946-01-181946-11-19
19471947-02-101947-12-18
19481948-02-141948-12-29
19491949-02-211949-11-21
19501950-02-031950-10-18
19511951-01-071951-10-11
19521952-04-141952-12-11

Every Fixed Threshold

Fixed thresholds at Piree
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4220193914
25 mm (0.98 in): Days with 25 mm or more rain35619393
50 mm (1.97 in): Days with 50 mm or more rain12219391
100 mm (3.94 in): Days with 100 mm or more rain1119391

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1908.

Download the Data

  • Data for Piree 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).