Built 2026-10-19 (19 October 2026)

Bluefield 2 NW Threshold Days by Year

16 fixed thresholds counted per year at Bluefield 2 NW (USC00460918): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bluefield 2 NW Thresholds

  • Bluefield 2 NW: days with 10 mm (0.39 in) or more of precipitation in 51 years, most in 1901 with 51.
  • Bluefield 2 NW: days with 25 mm (0.98 in) or more of precipitation in 51 years, most in 1901 with 19.
  • Bluefield 2 NW: nights with a minimum temperature at or below 0 C (32 F) in 44 years, most in 1901 with 135.
  • Bluefield 2 NW: nights with a minimum temperature at or below -10 C (14 F) in 44 years, most in 1958 with 42.
  • 16 fixed thresholds have at least one qualifying day at Bluefield 2 NW.
43 years with a qualifying day
Days at or above 30 C (86 F) per year at Bluefield 2 NW Days per year at Bluefield 2 NW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 59 in 1952. 02040601893: 401895: 551897: 511899: 311900: 401901: 241904: 141905: 201909: 121910: 71911: 461912: 61915: 111916: 91917: 71918: 511919: 251920: 21921: 331922: 61923: 121924: 211938: 141939: 321940: 141942: 121943: 411944: 241945: 221946: 151947: 161948: 241949: 331950: 51951: 421952: 591953: 561954: 441955: 371956: 201957: 471958: 151959: 20189319011911191819231942194719521957
Days per year at Bluefield 2 NW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 59 in 1952.
Days at or above 30 C (86 F) per year at Bluefield 2 NW
YearDaysDecade average
18934044.3
18955544.3
18975144.3
18993144.3
19004022
19012422
19041422
19052022
19091222
1910720.3
19114620.3
1912620.3
19151120.3
1916920.3
1917720.3
19185120.3
19192520.3
1920214.8
19213314.8
1922614.8
19231214.8
19242114.8
19381423
19393223
19401422.3
19421222.3
19434122.3
19442422.3
19452222.3
19461522.3
19471622.3
19482422.3
19493322.3
1950534.5
19514234.5
19525934.5
19535634.5
19544434.5
19553734.5
19562034.5
19574734.5
19581534.5
19592034.5
First to last qualifying date each year at Bluefield 2 NW For each year, a bar from the first to the last day at Bluefield 2 NW meeting 30 C (86 F). 1893: 22 May 1893 to 15 September 18931895: 29 May 1895 to 25 September 18951897: 28 April 1897 to 17 September 18971899: 4 June 1899 to 8 September 18991900: 14 May 1900 to 11 September 19001901: 11 June 1901 to 4 August 19011904: 4 June 1904 to 18 October 19041905: 4 May 1905 to 28 September 19051909: 8 June 1909 to 29 August 19091910: 29 March 1910 to 12 July 19101911: 11 May 1911 to 8 September 19111912: 2 June 1912 to 9 September 19121915: 26 April 1915 to 14 September 19151916: 26 May 1916 to 8 September 19161917: 26 June 1917 to 2 August 19171918: 1 June 1918 to 23 August 19181919: 2 June 1919 to 2 October 19191920: 17 June 1920 to 24 July 19201921: 26 April 1921 to 17 September 19211922: 15 April 1922 to 8 September 19221923: 28 May 1923 to 31 July 19231924: 19 June 1924 to 2 September 19241938: 7 June 1938 to 18 October 19381939: 24 May 1939 to 28 September 19391940: 8 May 1940 to 1 August 19401942: 22 June 1942 to 16 August 19421943: 3 June 1943 to 7 September 19431944: 12 June 1944 to 13 August 19441945: 21 May 1945 to 1 September 19451946: 19 June 1946 to 9 September 19461947: 6 June 1947 to 21 August 19471948: 11 May 1948 to 30 August 19481949: 5 May 1949 to 12 August 19491950: 5 May 1950 to 18 August 19501951: 1 June 1951 to 3 September 19511952: 6 June 1952 to 14 September 19521953: 22 May 1953 to 1 October 19531954: 31 May 1954 to 28 September 19541955: 27 May 1955 to 21 September 19551956: 11 May 1956 to 1 September 19561957: 27 April 1957 to 13 September 19571958: 13 June 1958 to 15 August 19581959: 28 June 1959 to 26 August 195918931904191519211940194719531959JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bluefield 2 NW meeting 30 C (86 F).
First to last qualifying date each year at Bluefield 2 NW
YearFirst dateLast date
18931893-05-221893-09-15
18951895-05-291895-09-25
18971897-04-281897-09-17
18991899-06-041899-09-08
19001900-05-141900-09-11
19011901-06-111901-08-04
19041904-06-041904-10-18
19051905-05-041905-09-28
19091909-06-081909-08-29
19101910-03-291910-07-12
19111911-05-111911-09-08
19121912-06-021912-09-09
19151915-04-261915-09-14
19161916-05-261916-09-08
19171917-06-261917-08-02
19181918-06-011918-08-23
19191919-06-021919-10-02
19201920-06-171920-07-24
19211921-04-261921-09-17
19221922-04-151922-09-08
19231923-05-281923-07-31
19241924-06-191924-09-02
19381938-06-071938-10-18
19391939-05-241939-09-28
19401940-05-081940-08-01
19421942-06-221942-08-16
19431943-06-031943-09-07
19441944-06-121944-08-13
19451945-05-211945-09-01
19461946-06-191946-09-09
19471947-06-061947-08-21
19481948-05-111948-08-30
19491949-05-051949-08-12
19501950-05-051950-08-18
19511951-06-011951-09-03
19521952-06-061952-09-14
19531953-05-221953-10-01
19541954-05-311954-09-28
19551955-05-271955-09-21
19561956-05-111956-09-01
19571957-04-271957-09-13
19581958-06-131958-08-15
19591959-06-281959-08-26

Every Fixed Threshold

Fixed thresholds at Bluefield 2 NW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4359195220
35 C (95 F): Days8718952
90 F (32.2 C): Days333818953
0 C (32 F): Ice days (max4330189514
0 C (32 F): Frost days (min441351901121
-10 C (14 F): Days with min4442195826
-20 C (-4 F): Days with min14618991
-30 C (-22 F): Days with min1119171
20 C (68 F): Tropical nights (min371019381
25 C (77 F): Days with min1218972
10 mm (0.39 in): Days with 10 mm or more rain5151190130
25 mm (0.98 in): Days with 25 mm or more rain511919018
50 mm (1.97 in): Days with 50 mm or more rain25319012
100 mm (3.94 in): Days with 100 mm or more rain1118931
10 cm (3.9 in): Days with 10 cm or more snowfall15519163
25 cm (9.8 in): Days with 25 cm or more snowfall3119541

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

  • Data for Bluefield 2 NW 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).