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Built 2026-10-17 (17 October 2026)

Aragats Threshold Days by Year

3 fixed thresholds counted per year at Aragats (AM000037774): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Aragats Thresholds

  • Aragats: days with 10 mm (0.39 in) or more of precipitation in 36 years, most in 1951 with 12.
  • Aragats: days with 25 mm (0.98 in) or more of precipitation in 10 years, most in 1948 with 1.
  • Aragats: days with 50 mm (1.97 in) or more of precipitation in 1 years, most in 1954 with 1.
  • 3 fixed thresholds have at least one qualifying day at Aragats.
36 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Aragats Days per year at Aragats with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 12 in 1951. 0510151938: 61940: 91941: 61942: 41944: 71945: 41946: 111947: 61948: 21949: 31950: 61951: 121952: 61953: 91954: 111955: 41956: 31957: 71958: 31959: 61960: 71961: 51962: 41968: 71969: 111970: 11971: 91972: 51973: 101974: 101975: 91976: 71984: 71985: 31986: 71987: 9193819441948195219561960196919731984
Days per year at Aragats with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 12 in 1951.
Days with 10 mm (0.39 in) or more of precipitation per year at Aragats
YearDaysDecade average
193866
194095.8
194165.8
194245.8
194475.8
194545.8
1946115.8
194765.8
194825.8
194935.8
195066.7
1951126.7
195266.7
195396.7
1954116.7
195546.7
195636.7
195776.7
195836.7
195966.7
196076.8
196156.8
196246.8
196876.8
1969116.8
197017.3
197197.3
197257.3
1973107.3
1974107.3
197597.3
197677.3
198476.5
198536.5
198676.5
198796.5
First to last qualifying date each year at Aragats For each year, a bar from the first to the last day at Aragats meeting 10 mm (0.39 in). 1938: 30 March 1938 to 7 November 19381940: 20 March 1940 to 19 September 19401941: 10 February 1941 to 22 May 19411942: 21 February 1942 to 3 December 19421944: 17 April 1944 to 8 November 19441945: 10 May 1945 to 13 August 19451946: 11 March 1946 to 15 October 19461947: 26 April 1947 to 29 May 19471948: 17 June 1948 to 12 October 19481949: 30 March 1949 to 3 May 19491950: 25 February 1950 to 29 November 19501951: 23 January 1951 to 23 September 19511952: 3 February 1952 to 23 June 19521953: 12 March 1953 to 24 November 19531954: 18 March 1954 to 18 September 19541955: 22 April 1955 to 26 December 19551956: 28 February 1956 to 29 December 19561957: 5 January 1957 to 5 November 19571958: 25 May 1958 to 6 November 19581959: 15 April 1959 to 24 August 19591960: 1 April 1960 to 21 October 19601961: 27 February 1961 to 22 November 19611962: 10 April 1962 to 27 May 19621968: 1 March 1968 to 24 June 19681969: 14 January 1969 to 13 December 19691970: 31 August 1970 to 31 August 19701971: 13 April 1971 to 2 December 19711972: 6 May 1972 to 20 October 19721973: 27 January 1973 to 23 November 19731974: 11 April 1974 to 6 December 19741975: 21 February 1975 to 28 November 19751976: 6 January 1976 to 28 June 19761984: 13 February 1984 to 30 October 19841985: 20 February 1985 to 1 July 19851986: 6 February 1986 to 28 November 19861987: 19 March 1987 to 6 December 198719381945195019551960197019751987JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Aragats meeting 10 mm (0.39 in).
First to last qualifying date each year at Aragats
YearFirst dateLast date
19381938-03-301938-11-07
19401940-03-201940-09-19
19411941-02-101941-05-22
19421942-02-211942-12-03
19441944-04-171944-11-08
19451945-05-101945-08-13
19461946-03-111946-10-15
19471947-04-261947-05-29
19481948-06-171948-10-12
19491949-03-301949-05-03
19501950-02-251950-11-29
19511951-01-231951-09-23
19521952-02-031952-06-23
19531953-03-121953-11-24
19541954-03-181954-09-18
19551955-04-221955-12-26
19561956-02-281956-12-29
19571957-01-051957-11-05
19581958-05-251958-11-06
19591959-04-151959-08-24
19601960-04-011960-10-21
19611961-02-271961-11-22
19621962-04-101962-05-27
19681968-03-011968-06-24
19691969-01-141969-12-13
19701970-08-311970-08-31
19711971-04-131971-12-02
19721972-05-061972-10-20
19731973-01-271973-11-23
19741974-04-111974-12-06
19751975-02-211975-11-28
19761976-01-061976-06-28
19841984-02-131984-10-30
19851985-02-201985-07-01
19861986-02-061986-11-28
19871987-03-191987-12-06

Every Fixed Threshold

Fixed thresholds at Aragats
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain361219519
25 mm (0.98 in): Days with 25 mm or more rain10119482
50 mm (1.97 in): Days with 50 mm or more rain1119541

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.

Download the Data

  • Data for Aragats 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).