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

Mt Pleasant Threshold Days by Year (USC00366042)

15 fixed thresholds counted per year at Mt Pleasant (USC00366042): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mt Pleasant Thresholds

  • Mt Pleasant: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 2007 with 52.
  • Mt Pleasant: days with 25 mm (0.98 in) or more of precipitation in 28 years, most in 2009 with 16.
  • Mt Pleasant: days with 10 cm (3.9 in) or more of snowfall in 24 years, most in 1987 with 6.
  • Mt Pleasant: days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 2009 with 6.
  • 15 fixed thresholds have at least one qualifying day at Mt Pleasant.
14 years with a qualifying day
Days at or above 30 C (86 F) per year at Mt Pleasant Days per year at Mt Pleasant with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 41 in 2002. 02040601992: 131998: 191999: 402000: 62001: 162002: 412003: 62004: 12005: 392006: 242007: 302008: 172009: 102010: 341992199920012003200520072009
Days per year at Mt Pleasant with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 41 in 2002.
Days at or above 30 C (86 F) per year at Mt Pleasant
YearDaysDecade average
19921324
19981924
19994024
2000619
20011619
20024119
2003619
2004119
20053919
20062419
20073019
20081719
20091019
20103434
First to last qualifying date each year at Mt Pleasant For each year, a bar from the first to the last day at Mt Pleasant meeting 30 C (86 F). 1992: 22 May 1992 to 8 September 19921998: 22 June 1998 to 27 September 19981999: 7 June 1999 to 13 September 19992000: 11 June 2000 to 11 September 20002001: 14 June 2001 to 8 September 20012002: 17 April 2002 to 21 September 20022003: 26 June 2003 to 22 August 20032004: 5 July 2004 to 5 July 20042005: 8 June 2005 to 23 September 20052006: 29 May 2006 to 26 August 20062007: 31 May 2007 to 8 October 20072008: 6 June 2008 to 14 September 20082009: 25 April 2009 to 23 September 20092010: 2 April 2010 to 24 September 20101992199920012003200520072009JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mt Pleasant meeting 30 C (86 F).
First to last qualifying date each year at Mt Pleasant
YearFirst dateLast date
19921992-05-221992-09-08
19981998-06-221998-09-27
19991999-06-071999-09-13
20002000-06-112000-09-11
20012001-06-142001-09-08
20022002-04-172002-09-21
20032003-06-262003-08-22
20042004-07-052004-07-05
20052005-06-082005-09-23
20062006-05-292006-08-26
20072007-05-312007-10-08
20082008-06-062008-09-14
20092009-04-252009-09-23
20102010-04-022010-09-24

Every Fixed Threshold

Fixed thresholds at Mt Pleasant
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1441200234
35 C (95 F): Days1119991
90 F (32.2 C): Days819199913
0 C (32 F): Ice days (max1454201054
0 C (32 F): Frost days (min61332010133
-10 C (14 F): Days with min631200726
-20 C (-4 F): Days with min3420104
20 C (68 F): Tropical nights (min618201018
10 mm (0.39 in): Days with 10 mm or more rain2852200737
25 mm (0.98 in): Days with 25 mm or more rain281620097
50 mm (1.97 in): Days with 50 mm or more rain17620091
100 mm (3.94 in): Days with 100 mm or more rain2120041
10 cm (3.9 in): Days with 10 cm or more snowfall24619874
25 cm (9.8 in): Days with 25 cm or more snowfall4219921
50 cm (19.7 in): Days with 50 cm or more snowfall10n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1992.

Download the Data

  • Data for Mt 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).