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Built 2026-10-19 (19 October 2026)

Roosevelt Threshold Days by Year (USC00347727)

6 fixed thresholds counted per year at Roosevelt (USC00347727): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Roosevelt Thresholds

  • Roosevelt: days with 10 mm (0.39 in) or more of precipitation in 77 years, most in 2015 with 39.
  • Roosevelt: days with 25 mm (0.98 in) or more of precipitation in 77 years, most in 2016 with 15.
  • Roosevelt: days with 50 mm (1.97 in) or more of precipitation in 68 years, most in 1990 with 6.
  • Roosevelt: days with 100 mm (3.94 in) or more of precipitation in 18 years, most in 1965 with 2.
  • 6 fixed thresholds have at least one qualifying day at Roosevelt.
77 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Roosevelt Days per year at Roosevelt with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 39 in 2015. 0102030401944: 281945: 251946: 241949: 271950: 191951: 201952: 181953: 171954: 111955: 271956: 151957: 331958: 181959: 211960: 211961: 241962: 241963: 161964: 201965: 231967: 121968: 241969: 301970: 121971: 251973: 251974: 231975: 241976: 211977: 201978: 171979: 221980: 171981: 231982: 191983: 191984: 151985: 251986: 351987: 271988: 221989: 231990: 261991: 281992: 291993: 251994: 191995: 281996: 201997: 301998: 221999: 292000: 252001: 192002: 292003: 202004: 312005: 232006: 172007: 312008: 162009: 212010: 182013: 292014: 202015: 392016: 312017: 312018: 222019: 232020: 282021: 192022: 212023: 182024: 232025: 232026: 161944195419621971198019881996200420142022
Days per year at Roosevelt with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 39 in 2015.
Days with 10 mm (0.39 in) or more of precipitation per year at Roosevelt
YearDaysDecade average
19442826
19452526
19462426
19492726
19501919.9
19512019.9
19521819.9
19531719.9
19541119.9
19552719.9
19561519.9
19573319.9
19581819.9
19592119.9
19602121.6
19612421.6
19622421.6
19631621.6
19642021.6
19652321.6
19671221.6
19682421.6
19693021.6
19701221
19712521
19732521
19742321
19752421
19762121
19772021
19781721
19792221
19801722.5
19812322.5
19821922.5
19831922.5
19841522.5
19852522.5
19863522.5
19872722.5
19882222.5
19892322.5
19902625.6
19912825.6
19922925.6
19932525.6
19941925.6
19952825.6
19962025.6
19973025.6
19982225.6
19992925.6
20002523.2
20011923.2
20022923.2
20032023.2
20043123.2
20052323.2
20061723.2
20073123.2
20081623.2
20092123.2
20101826.6
20132926.6
20142026.6
20153926.6
20163126.6
20173126.6
20182226.6
20192326.6
20202821.1
20211921.1
20222121.1
20231821.1
20242321.1
20252321.1
20261621.1
First to last qualifying date each year at Roosevelt For each year, a bar from the first to the last day at Roosevelt meeting 10 mm (0.39 in). 1944: 1 January 1944 to 4 December 19441945: 27 February 1945 to 3 October 19451946: 14 January 1946 to 10 December 19461949: 10 January 1949 to 21 December 19491950: 11 February 1950 to 26 September 19501951: 20 February 1951 to 24 November 19511952: 2 January 1952 to 19 December 19521953: 24 February 1953 to 2 December 19531954: 24 March 1954 to 11 December 19541955: 10 January 1955 to 5 October 19551956: 8 February 1956 to 19 December 19561957: 18 February 1957 to 12 November 19571958: 19 January 1958 to 15 September 19581959: 8 April 1959 to 17 December 19591960: 3 February 1960 to 31 December 19601961: 5 February 1961 to 16 December 19611962: 24 April 1962 to 2 December 19621963: 4 March 1963 to 22 November 19631964: 3 February 1964 to 19 November 19641965: 9 February 1965 to 24 December 19651967: 22 March 1967 to 26 September 19671968: 18 January 1968 to 27 December 19681969: 17 February 1969 to 29 December 19691970: 6 March 1970 to 13 November 19701971: 3 January 1971 to 15 December 19711973: 21 January 1973 to 26 November 19731974: 10 March 1974 to 11 December 19741975: 2 January 1975 to 25 December 19751976: 8 March 1976 to 30 October 19761977: 13 January 1977 to 8 November 19771978: 12 February 1978 to 26 November 19781979: 20 January 1979 to 28 December 19791980: 20 January 1980 to 8 December 19801981: 15 March 1981 to 30 November 19811982: 30 January 1982 to 27 November 19821983: 2 January 1983 to 23 November 19831984: 9 February 1984 to 31 December 19841985: 1 January 1985 to 15 November 19851986: 8 February 1986 to 7 December 19861987: 9 January 1987 to 20 December 19871988: 7 January 1988 to 20 November 19881989: 25 January 1989 to 13 September 19891990: 19 January 1990 to 16 December 19901991: 10 January 1991 to 22 December 19911992: 13 January 1992 to 14 December 19921993: 2 January 1993 to 13 December 19931994: 22 February 1994 to 20 November 19941995: 22 January 1995 to 3 October 19951996: 28 March 1996 to 29 November 19961997: 20 February 1997 to 24 December 19971998: 4 January 1998 to 4 December 19981999: 23 January 1999 to 10 December 19992000: 23 February 2000 to 27 December 20002001: 28 January 2001 to 18 November 20012002: 30 January 2002 to 24 December 20022003: 6 April 2003 to 18 November 20032004: 17 January 2004 to 7 December 20042005: 4 January 2005 to 11 October 20052006: 19 March 2006 to 20 December 20062007: 13 January 2007 to 12 December 20072008: 17 February 2008 to 14 October 20082009: 24 March 2009 to 29 October 20092010: 21 February 2010 to 13 November 20102013: 10 January 2013 to 21 December 20132014: 16 March 2014 to 23 November 20142015: 3 January 2015 to 28 December 20152016: 2 February 2016 to 4 December 20162017: 16 January 2017 to 22 October 20172018: 24 February 2018 to 27 December 20182019: 11 March 2019 to 29 December 20192020: 17 January 2020 to 30 December 20202021: 1 January 2021 to 13 October 20212022: 1 January 2022 to 13 December 20222023: 25 January 2023 to 24 December 20232024: 5 January 2024 to 18 November 20242025: 9 March 2025 to 4 December 20252026: 8 January 2026 to 15 October 202619441956196719781988199820082020JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Roosevelt meeting 10 mm (0.39 in).
First to last qualifying date each year at Roosevelt
YearFirst dateLast date
19441944-01-011944-12-04
19451945-02-271945-10-03
19461946-01-141946-12-10
19491949-01-101949-12-21
19501950-02-111950-09-26
19511951-02-201951-11-24
19521952-01-021952-12-19
19531953-02-241953-12-02
19541954-03-241954-12-11
19551955-01-101955-10-05
19561956-02-081956-12-19
19571957-02-181957-11-12
19581958-01-191958-09-15
19591959-04-081959-12-17
19601960-02-031960-12-31
19611961-02-051961-12-16
19621962-04-241962-12-02
19631963-03-041963-11-22
19641964-02-031964-11-19
19651965-02-091965-12-24
19671967-03-221967-09-26
19681968-01-181968-12-27
19691969-02-171969-12-29
19701970-03-061970-11-13
19711971-01-031971-12-15
19731973-01-211973-11-26
19741974-03-101974-12-11
19751975-01-021975-12-25
19761976-03-081976-10-30
19771977-01-131977-11-08
19781978-02-121978-11-26
19791979-01-201979-12-28
19801980-01-201980-12-08
19811981-03-151981-11-30
19821982-01-301982-11-27
19831983-01-021983-11-23
19841984-02-091984-12-31
19851985-01-011985-11-15
19861986-02-081986-12-07
19871987-01-091987-12-20
19881988-01-071988-11-20
19891989-01-251989-09-13
19901990-01-191990-12-16
19911991-01-101991-12-22
19921992-01-131992-12-14
19931993-01-021993-12-13
19941994-02-221994-11-20
19951995-01-221995-10-03
19961996-03-281996-11-29
19971997-02-201997-12-24
19981998-01-041998-12-04
19991999-01-231999-12-10
20002000-02-232000-12-27
20012001-01-282001-11-18
20022002-01-302002-12-24
20032003-04-062003-11-18
20042004-01-172004-12-07
20052005-01-042005-10-11
20062006-03-192006-12-20
20072007-01-132007-12-12
20082008-02-172008-10-14
20092009-03-242009-10-29
20102010-02-212010-11-13
20132013-01-102013-12-21
20142014-03-162014-11-23
20152015-01-032015-12-28
20162016-02-022016-12-04
20172017-01-162017-10-22
20182018-02-242018-12-27
20192019-03-112019-12-29
20202020-01-172020-12-30
20212021-01-012021-10-13
20222022-01-012022-12-13
20232023-01-252023-12-24
20242024-01-052024-11-18
20252025-03-092025-12-04
20262026-01-082026-10-15

Every Fixed Threshold

Fixed thresholds at Roosevelt
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain7739201516
25 mm (0.98 in): Days with 25 mm or more rain771520164
50 mm (1.97 in): Days with 50 mm or more rain68619901
100 mm (3.94 in): Days with 100 mm or more rain18219651
200 mm (7.87 in): Days with 200 mm or more rain1119831
10 cm (3.9 in): Days with 10 cm or more snowfall13219791

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1944.

Download the Data

  • Data for Roosevelt 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 (2026-10-17).