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Built 2026-10-19 (19 October 2026)

Cortaro 3 SW Threshold Days by Year (USC00022159)

17 fixed thresholds counted per year at Cortaro 3 SW (USC00022159): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cortaro 3 SW Thresholds

  • Cortaro 3 SW: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 1971 with 17.
  • Cortaro 3 SW: nights with a minimum temperature at or below 0 C (32 F) in 28 years, most in 1955 with 74.
  • Cortaro 3 SW: nights with a minimum temperature at or above 20 C (68 F) in 28 years, most in 1960 with 93.
  • Cortaro 3 SW: days with a maximum temperature at or above 30 C (86 F) in 27 years, most in 1956 with 211.
  • 17 fixed thresholds have at least one qualifying day at Cortaro 3 SW.
27 years with a qualifying day
Days at or above 30 C (86 F) per year at Cortaro 3 SW Days per year at Cortaro 3 SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 211 in 1956. 01002003001946: 1841947: 1861948: 1921949: 1931950: 2001951: 1871952: 1951953: 1871954: 1851955: 2031956: 2111957: 1751958: 1851959: 1951960: 1951961: 1951962: 2081964: 1651965: 1881966: 1961967: 2031968: 1911970: 1571971: 1771972: 2011973: 1851974: 195194619491952195519581961196519681972
Days per year at Cortaro 3 SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 211 in 1956.
Days at or above 30 C (86 F) per year at Cortaro 3 SW
YearDaysDecade average
1946184188.8
1947186188.8
1948192188.8
1949193188.8
1950200192.3
1951187192.3
1952195192.3
1953187192.3
1954185192.3
1955203192.3
1956211192.3
1957175192.3
1958185192.3
1959195192.3
1960195192.6
1961195192.6
1962208192.6
1964165192.6
1965188192.6
1966196192.6
1967203192.6
1968191192.6
1970157183
1971177183
1972201183
1973185183
1974195183
First to last qualifying date each year at Cortaro 3 SW For each year, a bar from the first to the last day at Cortaro 3 SW meeting 30 C (86 F). 1946: 2 March 1946 to 22 November 19461947: 16 February 1947 to 1 November 19471948: 9 January 1948 to 27 October 19481949: 15 March 1949 to 30 November 19491950: 20 January 1950 to 11 December 19501951: 10 February 1951 to 24 October 19511952: 4 April 1952 to 7 November 19521953: 10 January 1953 to 29 November 19531954: 23 February 1954 to 12 November 19541955: 8 March 1955 to 23 December 19551956: 1 March 1956 to 11 November 19561957: 13 February 1957 to 20 October 19571958: 15 April 1958 to 9 November 19581959: 22 March 1959 to 28 October 19591960: 6 March 1960 to 22 November 19601961: 11 February 1961 to 25 October 19611962: 10 February 1962 to 13 November 19621964: 29 March 1964 to 8 November 19641965: 30 March 1965 to 14 November 19651966: 12 March 1966 to 3 November 19661967: 2 March 1967 to 19 November 19671968: 15 April 1968 to 11 November 19681970: 6 April 1970 to 31 October 19701971: 21 January 1971 to 11 November 19711972: 19 February 1972 to 17 October 19721973: 25 April 1973 to 13 November 19731974: 15 March 1974 to 26 October 19741946195019541958196219671972JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Cortaro 3 SW meeting 30 C (86 F).
First to last qualifying date each year at Cortaro 3 SW
YearFirst dateLast date
19461946-03-021946-11-22
19471947-02-161947-11-01
19481948-01-091948-10-27
19491949-03-151949-11-30
19501950-01-201950-12-11
19511951-02-101951-10-24
19521952-04-041952-11-07
19531953-01-101953-11-29
19541954-02-231954-11-12
19551955-03-081955-12-23
19561956-03-011956-11-11
19571957-02-131957-10-20
19581958-04-151958-11-09
19591959-03-221959-10-28
19601960-03-061960-11-22
19611961-02-111961-10-25
19621962-02-101962-11-13
19641964-03-291964-11-08
19651965-03-301965-11-14
19661966-03-121966-11-03
19671967-03-021967-11-19
19681968-04-151968-11-11
19701970-04-061970-10-31
19711971-01-211971-11-11
19721972-02-191972-10-17
19731973-04-251973-11-13
19741974-03-151974-10-26

Every Fixed Threshold

Fixed thresholds at Cortaro 3 SW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days272111956195
35 C (95 F): Days271581952125
40 C (104 F): Days2765195144
45 C (113 F): Days14419532
90 F (32.2 C): Days271891952162
100 F (37.8 C): Days27112196093
110 F (43.3 C): Days271519519
120 F (48.9 C): Days1219642
0 C (32 F): Frost days (min2874195555
-10 C (14 F): Days with min1219482
20 C (68 F): Tropical nights (min2893196089
25 C (77 F): Days with min2725197023
10 mm (0.39 in): Days with 10 mm or more rain291719717
25 mm (0.98 in): Days with 25 mm or more rain25519711
50 mm (1.97 in): Days with 50 mm or more rain3119531
100 mm (3.94 in): Days with 100 mm or more rain2119531
10 cm (3.9 in): Days with 10 cm or more snowfall1119641

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1946.

Download the Data

  • Data for Cortaro 3 SW 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).