Built 2026-10-19 (19 October 2026)

Stonehenge Threshold Days by Year (ASN00056147)

3 fixed thresholds counted per year at Stonehenge (ASN00056147): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Stonehenge Thresholds

  • Stonehenge: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1890 with 40.
  • Stonehenge: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1921 with 21.
  • Stonehenge: days with 50 mm (1.97 in) or more of precipitation in 23 years, most in 1890 with 8.
  • 3 fixed thresholds have at least one qualifying day at Stonehenge.
38 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Stonehenge Days per year at Stonehenge with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 40 in 1890. 0102030401887: 381888: 271889: 301890: 401891: 331892: 401893: 381894: 341895: 261896: 271897: 251898: 211899: 281900: 301901: 271902: 211903: 321904: 231905: 281906: 341907: 381908: 291909: 281910: 261911: 301912: 261913: 301914: 291915: 191916: 381917: 331918: 211919: 151920: 341921: 361922: 251924: 281927: 221887189118951899190319071911191519191924
Days per year at Stonehenge with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 40 in 1890.
Days with 10 mm (0.39 in) or more of precipitation per year at Stonehenge
YearDaysDecade average
18873831.7
18882731.7
18893031.7
18904031.2
18913331.2
18924031.2
18933831.2
18943431.2
18952631.2
18962731.2
18972531.2
18982131.2
18992831.2
19003029
19012729
19022129
19033229
19042329
19052829
19063429
19073829
19082929
19092829
19102626.7
19113026.7
19122626.7
19133026.7
19142926.7
19151926.7
19163826.7
19173326.7
19182126.7
19191526.7
19203429
19213629
19222529
19242829
19272229
First to last qualifying date each year at Stonehenge For each year, a bar from the first to the last day at Stonehenge meeting 10 mm (0.39 in). 1887: 17 January 1887 to 30 December 18871888: 5 January 1888 to 26 December 18881889: 21 January 1889 to 10 December 18891890: 12 January 1890 to 29 December 18901891: 11 January 1891 to 12 December 18911892: 8 January 1892 to 31 December 18921893: 14 January 1893 to 16 December 18931894: 3 January 1894 to 9 December 18941895: 17 January 1895 to 31 December 18951896: 26 January 1896 to 30 December 18961897: 3 January 1897 to 30 December 18971898: 2 January 1898 to 23 December 18981899: 19 January 1899 to 29 December 18991900: 9 January 1900 to 30 December 19001901: 2 January 1901 to 22 December 19011902: 3 January 1902 to 11 December 19021903: 12 February 1903 to 22 December 19031904: 4 January 1904 to 2 December 19041905: 16 January 1905 to 29 December 19051906: 1 January 1906 to 25 December 19061907: 2 January 1907 to 20 December 19071908: 27 January 1908 to 28 December 19081909: 21 January 1909 to 24 December 19091910: 11 January 1910 to 29 December 19101911: 8 January 1911 to 30 December 19111912: 5 January 1912 to 28 December 19121913: 1 January 1913 to 20 December 19131914: 3 January 1914 to 28 December 19141915: 14 January 1915 to 19 December 19151916: 12 January 1916 to 24 December 19161917: 13 January 1917 to 25 December 19171918: 2 January 1918 to 15 December 19181919: 2 January 1919 to 2 December 19191920: 1 January 1920 to 27 December 19201921: 4 February 1921 to 31 December 19211922: 1 January 1922 to 26 December 19221924: 22 January 1924 to 16 December 19241927: 3 January 1927 to 20 December 192718871892189719021907191219171922JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Stonehenge meeting 10 mm (0.39 in).
First to last qualifying date each year at Stonehenge
YearFirst dateLast date
18871887-01-171887-12-30
18881888-01-051888-12-26
18891889-01-211889-12-10
18901890-01-121890-12-29
18911891-01-111891-12-12
18921892-01-081892-12-31
18931893-01-141893-12-16
18941894-01-031894-12-09
18951895-01-171895-12-31
18961896-01-261896-12-30
18971897-01-031897-12-30
18981898-01-021898-12-23
18991899-01-191899-12-29
19001900-01-091900-12-30
19011901-01-021901-12-22
19021902-01-031902-12-11
19031903-02-121903-12-22
19041904-01-041904-12-02
19051905-01-161905-12-29
19061906-01-011906-12-25
19071907-01-021907-12-20
19081908-01-271908-12-28
19091909-01-211909-12-24
19101910-01-111910-12-29
19111911-01-081911-12-30
19121912-01-051912-12-28
19131913-01-011913-12-20
19141914-01-031914-12-28
19151915-01-141915-12-19
19161916-01-121916-12-24
19171917-01-131917-12-25
19181918-01-021918-12-15
19191919-01-021919-12-02
19201920-01-011920-12-27
19211921-02-041921-12-31
19221922-01-011922-12-26
19241924-01-221924-12-16
19271927-01-031927-12-20

Every Fixed Threshold

Fixed thresholds at Stonehenge
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3840189022
25 mm (0.98 in): Days with 25 mm or more rain3821192110
50 mm (1.97 in): Days with 50 mm or more rain23818901

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1887.

Download the Data

  • Data for Stonehenge 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).