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

Mount Pleasant Threshold Days by Year (ASN00068046)

5 fixed thresholds counted per year at Mount Pleasant (ASN00068046): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mount Pleasant Thresholds

  • Mount Pleasant: days with 10 mm (0.39 in) or more of precipitation in 15 years, most in 1916 with 64.
  • Mount Pleasant: days with 25 mm (0.98 in) or more of precipitation in 15 years, most in 1923 with 24.
  • Mount Pleasant: days with 50 mm (1.97 in) or more of precipitation in 15 years, most in 1914 with 12.
  • Mount Pleasant: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1914 with 5.
  • 5 fixed thresholds have at least one qualifying day at Mount Pleasant.
15 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mount Pleasant Days per year at Mount Pleasant with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 64 in 1916. 0204060801909: 341910: 361911: 501912: 471913: 481914: 511915: 361916: 641918: 371919: 521920: 461921: 581922: 441923: 461924: 5019091911191319151918192019221924
Days per year at Mount Pleasant with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 64 in 1916.
Days with 10 mm (0.39 in) or more of precipitation per year at Mount Pleasant
YearDaysDecade average
19093434
19103646.8
19115046.8
19124746.8
19134846.8
19145146.8
19153646.8
19166446.8
19183746.8
19195246.8
19204648.8
19215848.8
19224448.8
19234648.8
19245048.8
First to last qualifying date each year at Mount Pleasant For each year, a bar from the first to the last day at Mount Pleasant meeting 10 mm (0.39 in). 1909: 18 January 1909 to 31 December 19091910: 11 January 1910 to 13 December 19101911: 2 January 1911 to 5 December 19111912: 1 January 1912 to 20 December 19121913: 5 January 1913 to 13 December 19131914: 19 January 1914 to 30 December 19141915: 9 January 1915 to 29 December 19151916: 10 January 1916 to 25 December 19161918: 11 January 1918 to 14 December 19181919: 10 January 1919 to 31 December 19191920: 4 January 1920 to 13 December 19201921: 4 January 1921 to 31 December 19211922: 1 January 1922 to 7 December 19221923: 6 January 1923 to 27 December 19231924: 2 January 1924 to 28 December 192419091911191319151918192019221924JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mount Pleasant meeting 10 mm (0.39 in).
First to last qualifying date each year at Mount Pleasant
YearFirst dateLast date
19091909-01-181909-12-31
19101910-01-111910-12-13
19111911-01-021911-12-05
19121912-01-011912-12-20
19131913-01-051913-12-13
19141914-01-191914-12-30
19151915-01-091915-12-29
19161916-01-101916-12-25
19181918-01-111918-12-14
19191919-01-101919-12-31
19201920-01-041920-12-13
19211921-01-041921-12-31
19221922-01-011922-12-07
19231923-01-061923-12-27
19241924-01-021924-12-28

Every Fixed Threshold

Fixed thresholds at Mount Pleasant
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1564191650
25 mm (0.98 in): Days with 25 mm or more rain1524192312
50 mm (1.97 in): Days with 50 mm or more rain151219148
100 mm (3.94 in): Days with 100 mm or more rain13519141
200 mm (7.87 in): Days with 200 mm or more rain3219142

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

Download the Data

  • Data for Mount Pleasant 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).