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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Harrisonburg Lock 2 Threshold Days by Year (USC00164100)

6 fixed thresholds counted per year at Harrisonburg Lock 2 (USC00164100): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Harrisonburg Lock 2 Thresholds

  • Harrisonburg Lock 2: days with 10 mm (0.39 in) or more of precipitation in 22 years, most in 1957 with 54.
  • Harrisonburg Lock 2: days with 25 mm (0.98 in) or more of precipitation in 22 years, most in 1950 with 25.
  • Harrisonburg Lock 2: days with 50 mm (1.97 in) or more of precipitation in 22 years, most in 1961 with 10.
  • Harrisonburg Lock 2: days with 100 mm (3.94 in) or more of precipitation in 12 years, most in 1953 with 3.
  • 6 fixed thresholds have at least one qualifying day at Harrisonburg Lock 2.
22 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Harrisonburg Lock 2 Days per year at Harrisonburg Lock 2 with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1957. 02040601942: 441949: 441950: 501953: 441954: 291955: 381956: 341957: 541958: 471959: 471960: 401961: 521962: 361963: 341964: 381965: 401966: 421967: 401968: 541969: 351970: 391971: 4119421953195619591962196519681971
Days per year at Harrisonburg Lock 2 with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1957.
Days with 10 mm (0.39 in) or more of precipitation per year at Harrisonburg Lock 2
YearDaysDecade average
19424444
19494444
19505042.9
19534442.9
19542942.9
19553842.9
19563442.9
19575442.9
19584742.9
19594742.9
19604041.1
19615241.1
19623641.1
19633441.1
19643841.1
19654041.1
19664241.1
19674041.1
19685441.1
19693541.1
19703940
19714140
First to last qualifying date each year at Harrisonburg Lock 2 For each year, a bar from the first to the last day at Harrisonburg Lock 2 meeting 10 mm (0.39 in). 1942: 1 January 1942 to 28 December 19421949: 2 January 1949 to 27 December 19491950: 5 January 1950 to 15 December 19501953: 17 January 1953 to 28 December 19531954: 10 January 1954 to 12 December 19541955: 10 January 1955 to 4 December 19551956: 22 January 1956 to 23 December 19561957: 4 January 1957 to 28 December 19571958: 13 January 1958 to 28 November 19581959: 16 January 1959 to 17 December 19591960: 3 January 1960 to 31 December 19601961: 7 January 1961 to 18 December 19611962: 1 January 1962 to 29 December 19621963: 12 January 1963 to 23 December 19631964: 4 January 1964 to 30 December 19641965: 10 January 1965 to 19 December 19651966: 3 January 1966 to 31 December 19661967: 14 January 1967 to 31 December 19671968: 6 January 1968 to 28 December 19681969: 15 February 1969 to 30 December 19691970: 6 January 1970 to 31 December 19701971: 4 January 1971 to 17 December 197119421953195619591962196519681971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Harrisonburg Lock 2 meeting 10 mm (0.39 in).
First to last qualifying date each year at Harrisonburg Lock 2
YearFirst dateLast date
19421942-01-011942-12-28
19491949-01-021949-12-27
19501950-01-051950-12-15
19531953-01-171953-12-28
19541954-01-101954-12-12
19551955-01-101955-12-04
19561956-01-221956-12-23
19571957-01-041957-12-28
19581958-01-131958-11-28
19591959-01-161959-12-17
19601960-01-031960-12-31
19611961-01-071961-12-18
19621962-01-011962-12-29
19631963-01-121963-12-23
19641964-01-041964-12-30
19651965-01-101965-12-19
19661966-01-031966-12-31
19671967-01-141967-12-31
19681968-01-061968-12-28
19691969-02-151969-12-30
19701970-01-061970-12-31
19711971-01-041971-12-17

Every Fixed Threshold

Fixed thresholds at Harrisonburg Lock 2
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2254195741
25 mm (0.98 in): Days with 25 mm or more rain2225195023
50 mm (1.97 in): Days with 50 mm or more rain221019614
100 mm (3.94 in): Days with 100 mm or more rain12319532
200 mm (7.87 in): Days with 200 mm or more rain1319533
10 cm (3.9 in): Days with 10 cm or more snowfall2119601

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1942.

Download the Data

  • Data for Harrisonburg Lock 2 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).