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Built 2026-10-19 (19 October 2026)

Radford 5 SW Threshold Days by Year (USC00447004)

6 fixed thresholds counted per year at Radford 5 SW (USC00447004): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Radford 5 SW Thresholds

  • Radford 5 SW: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1948 with 44.
  • Radford 5 SW: days with 25 mm (0.98 in) or more of precipitation in 30 years, most in 1875 with 21.
  • Radford 5 SW: days with 50 mm (1.97 in) or more of precipitation in 20 years, most in 1876 with 8.
  • Radford 5 SW: days with 10 cm (3.9 in) or more of snowfall in 11 years, most in 1966 with 6.
  • 6 fixed thresholds have at least one qualifying day at Radford 5 SW.
30 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Radford 5 SW Days per year at Radford 5 SW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 1948. 02040601873: 321874: 271875: 361876: 301877: 301878: 351882: 351884: 331885: 351888: 261945: 361946: 331947: 341948: 441949: 411950: 341951: 301952: 321953: 271954: 291955: 291956: 311957: 341958: 291959: 251960: 351961: 311962: 301963: 191966: 321873187618821888194719501953195619591962
Days per year at Radford 5 SW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 1948.
Days with 10 mm (0.39 in) or more of precipitation per year at Radford 5 SW
YearDaysDecade average
18733231.7
18742731.7
18753631.7
18763031.7
18773031.7
18783531.7
18823532.3
18843332.3
18853532.3
18882632.3
19453637.6
19463337.6
19473437.6
19484437.6
19494137.6
19503430
19513030
19523230
19532730
19542930
19552930
19563130
19573430
19582930
19592530
19603529.4
19613129.4
19623029.4
19631929.4
19663229.4
First to last qualifying date each year at Radford 5 SW For each year, a bar from the first to the last day at Radford 5 SW meeting 10 mm (0.39 in). 1873: 3 January 1873 to 17 November 18731874: 6 January 1874 to 20 December 18741875: 3 January 1875 to 27 December 18751876: 22 January 1876 to 19 November 18761877: 5 January 1877 to 30 December 18771878: 11 January 1878 to 22 December 18781882: 11 January 1882 to 19 December 18821884: 11 January 1884 to 25 December 18841885: 5 January 1885 to 30 December 18851888: 3 February 1888 to 18 December 18881945: 2 January 1945 to 25 December 19451946: 8 January 1946 to 21 December 19461947: 1 January 1947 to 15 November 19471948: 13 January 1948 to 30 December 19481949: 6 January 1949 to 12 December 19491950: 31 January 1950 to 29 December 19501951: 7 February 1951 to 21 December 19511952: 10 January 1952 to 31 December 19521953: 21 January 1953 to 14 December 19531954: 11 January 1954 to 30 December 19541955: 11 January 1955 to 9 December 19551956: 4 February 1956 to 24 December 19561957: 10 January 1957 to 26 December 19571958: 14 January 1958 to 29 December 19581959: 9 January 1959 to 19 December 19591960: 6 January 1960 to 12 December 19601961: 8 February 1961 to 18 December 19611962: 6 January 1962 to 30 December 19621963: 2 March 1963 to 24 December 19631966: 6 January 1966 to 29 December 196618731877188519471951195519591963JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Radford 5 SW meeting 10 mm (0.39 in).
First to last qualifying date each year at Radford 5 SW
YearFirst dateLast date
18731873-01-031873-11-17
18741874-01-061874-12-20
18751875-01-031875-12-27
18761876-01-221876-11-19
18771877-01-051877-12-30
18781878-01-111878-12-22
18821882-01-111882-12-19
18841884-01-111884-12-25
18851885-01-051885-12-30
18881888-02-031888-12-18
19451945-01-021945-12-25
19461946-01-081946-12-21
19471947-01-011947-11-15
19481948-01-131948-12-30
19491949-01-061949-12-12
19501950-01-311950-12-29
19511951-02-071951-12-21
19521952-01-101952-12-31
19531953-01-211953-12-14
19541954-01-111954-12-30
19551955-01-111955-12-09
19561956-02-041956-12-24
19571957-01-101957-12-26
19581958-01-141958-12-29
19591959-01-091959-12-19
19601960-01-061960-12-12
19611961-02-081961-12-18
19621962-01-061962-12-30
19631963-03-021963-12-24
19661966-01-061966-12-29

Every Fixed Threshold

Fixed thresholds at Radford 5 SW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3044194832
25 mm (0.98 in): Days with 25 mm or more rain302118758
50 mm (1.97 in): Days with 50 mm or more rain20818764
100 mm (3.94 in): Days with 100 mm or more rain4218761
10 cm (3.9 in): Days with 10 cm or more snowfall11619666
25 cm (9.8 in): Days with 25 cm or more snowfall3219601

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1873.

Download the Data

  • Data for Radford 5 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).