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Built 2026-10-19 (19 October 2026)

Deerfield 10 NNW Threshold Days by Year (USC00142040)

6 fixed thresholds counted per year at Deerfield 10 NNW (USC00142040): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Deerfield 10 NNW Thresholds

  • Deerfield 10 NNW: days with 10 mm (0.39 in) or more of precipitation in 53 years, most in 1923 with 28.
  • Deerfield 10 NNW: days with 25 mm (0.98 in) or more of precipitation in 52 years, most in 1928 with 10.
  • Deerfield 10 NNW: days with 10 cm (3.9 in) or more of snowfall in 36 years, most in 1958 with 5.
  • Deerfield 10 NNW: days with 50 mm (1.97 in) or more of precipitation in 28 years, most in 1963 with 5.
  • 6 fixed thresholds have at least one qualifying day at Deerfield 10 NNW.
53 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Deerfield 10 NNW Days per year at Deerfield 10 NNW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1923. 01020301916: 71918: 191919: 141920: 211921: 131922: 131923: 281924: 101925: 91926: 121927: 141928: 261929: 131930: 181931: 91932: 121933: 101934: 81936: 111937: 61938: 91939: 71940: 151941: 231942: 181943: 51944: 191945: 141946: 171947: 141948: 151949: 221950: 141951: 241952: 91953: 141954: 81955: 161956: 31957: 181958: 211959: 181960: 181961: 211962: 181963: 201964: 151965: 211966: 91967: 211968: 61969: 201971: 15191619231929193619421948195419601966
Days per year at Deerfield 10 NNW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1923.
Days with 10 mm (0.39 in) or more of precipitation per year at Deerfield 10 NNW
YearDaysDecade average
1916713.3
19181913.3
19191413.3
19202115.9
19211315.9
19221315.9
19232815.9
19241015.9
1925915.9
19261215.9
19271415.9
19282615.9
19291315.9
19301810
1931910
19321210
19331010
1934810
19361110
1937610
1938910
1939710
19401516.2
19412316.2
19421816.2
1943516.2
19441916.2
19451416.2
19461716.2
19471416.2
19481516.2
19492216.2
19501414.5
19512414.5
1952914.5
19531414.5
1954814.5
19551614.5
1956314.5
19571814.5
19582114.5
19591814.5
19601816.9
19612116.9
19621816.9
19632016.9
19641516.9
19652116.9
1966916.9
19672116.9
1968616.9
19692016.9
19711515
First to last qualifying date each year at Deerfield 10 NNW For each year, a bar from the first to the last day at Deerfield 10 NNW meeting 10 mm (0.39 in). 1916: 20 January 1916 to 12 July 19161918: 8 February 1918 to 24 December 19181919: 20 February 1919 to 9 November 19191920: 18 April 1920 to 31 October 19201921: 24 January 1921 to 3 December 19211922: 28 February 1922 to 4 November 19221923: 18 April 1923 to 11 December 19231924: 12 March 1924 to 31 December 19241925: 8 February 1925 to 7 November 19251926: 18 February 1926 to 14 November 19261927: 11 March 1927 to 29 October 19271928: 6 February 1928 to 13 October 19281929: 27 March 1929 to 8 November 19291930: 27 February 1930 to 14 December 19301931: 21 February 1931 to 20 November 19311932: 3 February 1932 to 11 October 19321933: 17 March 1933 to 1 December 19331934: 10 February 1934 to 17 October 19341936: 9 April 1936 to 25 October 19361937: 19 May 1937 to 4 September 19371938: 25 April 1938 to 6 November 19381939: 8 January 1939 to 25 December 19391940: 2 February 1940 to 24 September 19401941: 13 January 1941 to 22 October 19411942: 17 February 1942 to 26 December 19421943: 7 April 1943 to 10 August 19431944: 26 January 1944 to 4 December 19441945: 20 January 1945 to 30 September 19451946: 18 February 1946 to 6 November 19461947: 2 January 1947 to 4 December 19471948: 1 March 1948 to 26 August 19481949: 27 January 1949 to 10 October 19491950: 16 April 1950 to 1 October 19501951: 2 January 1951 to 15 September 19511952: 14 March 1952 to 25 November 19521953: 1 March 1953 to 3 December 19531954: 1 May 1954 to 6 October 19541955: 1 April 1955 to 25 September 19551956: 29 January 1956 to 17 July 19561957: 23 March 1957 to 25 October 19571958: 19 January 1958 to 17 November 19581959: 20 March 1959 to 30 October 19591960: 14 January 1960 to 10 December 19601961: 4 February 1961 to 15 November 19611962: 8 January 1962 to 15 November 19621963: 4 January 1963 to 21 December 19631964: 3 February 1964 to 3 December 19641965: 30 January 1965 to 18 October 19651966: 19 January 1966 to 27 December 19661967: 11 April 1967 to 30 December 19671968: 27 April 1968 to 28 July 19681969: 14 February 1969 to 13 October 19691971: 19 February 1971 to 2 December 197119161924193119391946195319601967JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Deerfield 10 NNW meeting 10 mm (0.39 in).
First to last qualifying date each year at Deerfield 10 NNW
YearFirst dateLast date
19161916-01-201916-07-12
19181918-02-081918-12-24
19191919-02-201919-11-09
19201920-04-181920-10-31
19211921-01-241921-12-03
19221922-02-281922-11-04
19231923-04-181923-12-11
19241924-03-121924-12-31
19251925-02-081925-11-07
19261926-02-181926-11-14
19271927-03-111927-10-29
19281928-02-061928-10-13
19291929-03-271929-11-08
19301930-02-271930-12-14
19311931-02-211931-11-20
19321932-02-031932-10-11
19331933-03-171933-12-01
19341934-02-101934-10-17
19361936-04-091936-10-25
19371937-05-191937-09-04
19381938-04-251938-11-06
19391939-01-081939-12-25
19401940-02-021940-09-24
19411941-01-131941-10-22
19421942-02-171942-12-26
19431943-04-071943-08-10
19441944-01-261944-12-04
19451945-01-201945-09-30
19461946-02-181946-11-06
19471947-01-021947-12-04
19481948-03-011948-08-26
19491949-01-271949-10-10
19501950-04-161950-10-01
19511951-01-021951-09-15
19521952-03-141952-11-25
19531953-03-011953-12-03
19541954-05-011954-10-06
19551955-04-011955-09-25
19561956-01-291956-07-17
19571957-03-231957-10-25
19581958-01-191958-11-17
19591959-03-201959-10-30
19601960-01-141960-12-10
19611961-02-041961-11-15
19621962-01-081962-11-15
19631963-01-041963-12-21
19641964-02-031964-12-03
19651965-01-301965-10-18
19661966-01-191966-12-27
19671967-04-111967-12-30
19681968-04-271968-07-28
19691969-02-141969-10-13
19711971-02-191971-12-02

Every Fixed Threshold

Fixed thresholds at Deerfield 10 NNW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5328192315
25 mm (0.98 in): Days with 25 mm or more rain521019284
50 mm (1.97 in): Days with 50 mm or more rain28519631
100 mm (3.94 in): Days with 100 mm or more rain2119581
10 cm (3.9 in): Days with 10 cm or more snowfall36519584
25 cm (9.8 in): Days with 25 cm or more snowfall1119581

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1916.

Download the Data

  • Data for Deerfield 10 NNW 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).