Built 2026-10-18 (18 October 2026)

Pyramid Station Threshold Days by Year

5 fixed thresholds counted per year at Pyramid Station (ASN00004033): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pyramid Station Thresholds

  • Pyramid Station: days with 10 mm (0.39 in) or more of precipitation in 52 years, most in 1999 with 22.
  • Pyramid Station: days with 25 mm (0.98 in) or more of precipitation in 49 years, most in 1999 with 13.
  • Pyramid Station: days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1961 with 6.
  • Pyramid Station: days with 100 mm (3.94 in) or more of precipitation in 14 years, most in 2006 with 3.
  • 5 fixed thresholds have at least one qualifying day at Pyramid Station.
52 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Pyramid Station Days per year at Pyramid Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1999. 01020301951: 61952: 71953: 51955: 81956: 101957: 81958: 101959: 51960: 61961: 101962: 81963: 111964: 61965: 101966: 81967: 91968: 91969: 41971: 111972: 21973: 111974: 121975: 61976: 81977: 51978: 61979: 81980: 111982: 91983: 51984: 81985: 91986: 61987: 91991: 81992: 71993: 81997: 181998: 121999: 222000: 222001: 82002: 12003: 62004: 72005: 72006: 192007: 52008: 132009: 102018: 102019: 6195119581964197119771984199320022008
Days per year at Pyramid Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1999.
Days with 10 mm (0.39 in) or more of precipitation per year at Pyramid Station
YearDaysDecade average
195167.4
195277.4
195357.4
195587.4
1956107.4
195787.4
1958107.4
195957.4
196068.1
1961108.1
196288.1
1963118.1
196468.1
1965108.1
196688.1
196798.1
196898.1
196948.1
1971117.7
197227.7
1973117.7
1974127.7
197567.7
197687.7
197757.7
197867.7
197987.7
1980118.1
198298.1
198358.1
198488.1
198598.1
198668.1
198798.1
1991812.5
1992712.5
1993812.5
19971812.5
19981212.5
19992212.5
2000229.8
200189.8
200219.8
200369.8
200479.8
200579.8
2006199.8
200759.8
2008139.8
2009109.8
2018108
201968
First to last qualifying date each year at Pyramid Station For each year, a bar from the first to the last day at Pyramid Station meeting 10 mm (0.39 in). 1951: 15 February 1951 to 8 June 19511952: 19 January 1952 to 10 July 19521953: 9 May 1953 to 23 June 19531955: 1 January 1955 to 6 August 19551956: 17 January 1956 to 9 June 19561957: 22 January 1957 to 12 December 19571958: 19 January 1958 to 31 July 19581959: 11 April 1959 to 26 July 19591960: 29 January 1960 to 25 May 19601961: 23 January 1961 to 2 March 19611962: 2 January 1962 to 26 December 19621963: 9 January 1963 to 26 May 19631964: 31 January 1964 to 12 June 19641965: 22 January 1965 to 9 August 19651966: 31 January 1966 to 7 May 19661967: 18 January 1967 to 28 February 19671968: 26 January 1968 to 8 July 19681969: 3 February 1969 to 13 June 19691971: 25 January 1971 to 31 July 19711972: 14 February 1972 to 23 July 19721973: 5 January 1973 to 31 December 19731974: 1 January 1974 to 5 August 19741975: 19 February 1975 to 6 July 19751976: 12 January 1976 to 22 April 19761977: 29 January 1977 to 6 April 19771978: 3 February 1978 to 5 August 19781979: 15 February 1979 to 3 May 19791980: 31 January 1980 to 26 July 19801982: 19 January 1982 to 10 June 19821983: 11 January 1983 to 25 July 19831984: 19 February 1984 to 18 July 19841985: 28 January 1985 to 26 July 19851986: 18 January 1986 to 18 June 19861987: 19 January 1987 to 4 June 19871991: 23 February 1991 to 20 July 19911992: 14 January 1992 to 12 June 19921993: 28 January 1993 to 17 December 19931997: 2 January 1997 to 6 September 19971998: 28 March 1998 to 29 December 19981999: 15 January 1999 to 30 December 19992000: 1 January 2000 to 24 May 20002001: 10 January 2001 to 1 May 20012002: 6 June 2002 to 6 June 20022003: 25 January 2003 to 23 December 20032004: 12 February 2004 to 24 July 20042005: 11 March 2005 to 11 July 20052006: 2 January 2006 to 13 December 20062007: 3 January 2007 to 26 April 20072008: 24 January 2008 to 23 November 20082009: 21 January 2009 to 22 December 20092018: 12 January 2018 to 8 June 20182019: 9 February 2019 to 21 December 201919511959196619741982199220022009JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pyramid Station meeting 10 mm (0.39 in).
First to last qualifying date each year at Pyramid Station
YearFirst dateLast date
19511951-02-151951-06-08
19521952-01-191952-07-10
19531953-05-091953-06-23
19551955-01-011955-08-06
19561956-01-171956-06-09
19571957-01-221957-12-12
19581958-01-191958-07-31
19591959-04-111959-07-26
19601960-01-291960-05-25
19611961-01-231961-03-02
19621962-01-021962-12-26
19631963-01-091963-05-26
19641964-01-311964-06-12
19651965-01-221965-08-09
19661966-01-311966-05-07
19671967-01-181967-02-28
19681968-01-261968-07-08
19691969-02-031969-06-13
19711971-01-251971-07-31
19721972-02-141972-07-23
19731973-01-051973-12-31
19741974-01-011974-08-05
19751975-02-191975-07-06
19761976-01-121976-04-22
19771977-01-291977-04-06
19781978-02-031978-08-05
19791979-02-151979-05-03
19801980-01-311980-07-26
19821982-01-191982-06-10
19831983-01-111983-07-25
19841984-02-191984-07-18
19851985-01-281985-07-26
19861986-01-181986-06-18
19871987-01-191987-06-04
19911991-02-231991-07-20
19921992-01-141992-06-12
19931993-01-281993-12-17
19971997-01-021997-09-06
19981998-03-281998-12-29
19991999-01-151999-12-30
20002000-01-012000-05-24
20012001-01-102001-05-01
20022002-06-062002-06-06
20032003-01-252003-12-23
20042004-02-122004-07-24
20052005-03-112005-07-11
20062006-01-022006-12-13
20072007-01-032007-04-26
20082008-01-242008-11-23
20092009-01-212009-12-22
20182018-01-122018-06-08
20192019-02-092019-12-21

Every Fixed Threshold

Fixed thresholds at Pyramid Station
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain522219996
25 mm (0.98 in): Days with 25 mm or more rain491319994
50 mm (1.97 in): Days with 50 mm or more rain34619611
100 mm (3.94 in): Days with 100 mm or more rain14320063
200 mm (7.87 in): Days with 200 mm or more rain2119561

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

Download the Data

  • Data for Pyramid Station 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).