Built 2026-10-19 (19 October 2026)

Curatis Threshold Days by Year (BR027999490)

4 fixed thresholds counted per year at Curatis (BR027999490): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Curatis Thresholds

  • Curatis: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1964 with 32.
  • Curatis: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 1974 with 12.
  • Curatis: days with 50 mm (1.97 in) or more of precipitation in 13 years, most in 1962 with 4.
  • Curatis: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1974 with 1.
  • 4 fixed thresholds have at least one qualifying day at Curatis.
27 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Curatis Days per year at Curatis with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 32 in 1964. 0102030401948: 221951: 101952: 31953: 91954: 71955: 101957: 221962: 271963: 211964: 321965: 151966: 121967: 261968: 151969: 201970: 51971: 151972: 71973: 131974: 311975: 171976: 151977: 171978: 81979: 81980: 101982: 11194819531957196419671970197319761979
Days per year at Curatis with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 32 in 1964.
Days with 10 mm (0.39 in) or more of precipitation per year at Curatis
YearDaysDecade average
19482222
19511010.2
1952310.2
1953910.2
1954710.2
19551010.2
19572210.2
19622721
19632121
19643221
19651521
19661221
19672621
19681521
19692021
1970513.6
19711513.6
1972713.6
19731313.6
19743113.6
19751713.6
19761513.6
19771713.6
1978813.6
1979813.6
19801010.5
19821110.5
First to last qualifying date each year at Curatis For each year, a bar from the first to the last day at Curatis meeting 10 mm (0.39 in). 1948: 15 January 1948 to 25 May 19481951: 29 March 1951 to 15 December 19511952: 5 May 1952 to 16 December 19521953: 21 February 1953 to 19 June 19531954: 1 February 1954 to 31 May 19541955: 2 February 1955 to 28 May 19551957: 9 January 1957 to 13 June 19571962: 22 January 1962 to 11 June 19621963: 13 January 1963 to 27 December 19631964: 6 January 1964 to 5 August 19641965: 26 January 1965 to 24 December 19651966: 6 February 1966 to 26 September 19661967: 2 January 1967 to 30 December 19671968: 18 January 1968 to 28 December 19681969: 26 January 1969 to 25 July 19691970: 23 January 1970 to 30 July 19701971: 12 January 1971 to 31 July 19711972: 15 February 1972 to 22 December 19721973: 11 February 1973 to 12 December 19731974: 16 January 1974 to 5 December 19741975: 21 January 1975 to 30 August 19751976: 2 February 1976 to 30 October 19761977: 22 January 1977 to 17 July 19771978: 1 January 1978 to 16 May 19781979: 21 March 1979 to 19 November 19791980: 14 January 1980 to 23 April 19801982: 3 January 1982 to 14 May 19821948195419631967197119751979JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Curatis meeting 10 mm (0.39 in).
First to last qualifying date each year at Curatis
YearFirst dateLast date
19481948-01-151948-05-25
19511951-03-291951-12-15
19521952-05-051952-12-16
19531953-02-211953-06-19
19541954-02-011954-05-31
19551955-02-021955-05-28
19571957-01-091957-06-13
19621962-01-221962-06-11
19631963-01-131963-12-27
19641964-01-061964-08-05
19651965-01-261965-12-24
19661966-02-061966-09-26
19671967-01-021967-12-30
19681968-01-181968-12-28
19691969-01-261969-07-25
19701970-01-231970-07-30
19711971-01-121971-07-31
19721972-02-151972-12-22
19731973-02-111973-12-12
19741974-01-161974-12-05
19751975-01-211975-08-30
19761976-02-021976-10-30
19771977-01-221977-07-17
19781978-01-011978-05-16
19791979-03-211979-11-19
19801980-01-141980-04-23
19821982-01-031982-05-14

Every Fixed Threshold

Fixed thresholds at Curatis
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2732196411
25 mm (0.98 in): Days with 25 mm or more rain271219745
50 mm (1.97 in): Days with 50 mm or more rain13419621
100 mm (3.94 in): Days with 100 mm or more rain2119741

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

  • Data for Curatis 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).