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Built 2026-10-19 (19 October 2026)

Port of Morgan Threshold Days by Year (USC00246672)

16 fixed thresholds counted per year at Port of Morgan (USC00246672): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Port of Morgan Thresholds

  • Port of Morgan: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 2011 with 17.
  • Port of Morgan: nights with a minimum temperature at or below 0 C (32 F) in 28 years, most in 2009 with 202.
  • Port of Morgan: nights with a minimum temperature at or below -10 C (14 F) in 28 years, most in 1978 with 116.
  • Port of Morgan: nights with a minimum temperature at or below -20 C (-4 F) in 28 years, most in 1978 with 62.
  • 16 fixed thresholds have at least one qualifying day at Port of Morgan.
23 years with a qualifying day
Days at or above 30 C (86 F) per year at Port of Morgan Days per year at Port of Morgan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 53 in 2006. 02040601977: 251978: 251981: 401990: 471991: 291992: 221995: 211999: 272000: 342006: 532007: 422009: 402010: 232011: 422012: 442013: 232014: 182020: 312021: 512022: 442024: 422025: 342026: 3219771990199520062010201320212025
Days per year at Port of Morgan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 53 in 2006.
Days at or above 30 C (86 F) per year at Port of Morgan
YearDaysDecade average
19772525
19782525
19814040
19904729.2
19912929.2
19922229.2
19952129.2
19992729.2
20003442.3
20065342.3
20074242.3
20094042.3
20102330
20114230
20124430
20132330
20141830
20203139
20215139
20224439
20244239
20253439
20263239
First to last qualifying date each year at Port of Morgan For each year, a bar from the first to the last day at Port of Morgan meeting 30 C (86 F). 1977: 10 May 1977 to 25 August 19771978: 29 June 1978 to 5 September 19781981: 26 June 1981 to 19 September 19811990: 10 June 1990 to 25 September 19901991: 11 June 1991 to 7 September 19911992: 5 May 1992 to 2 October 19921995: 31 May 1995 to 4 September 19951999: 21 June 1999 to 31 August 19992000: 30 June 2000 to 18 September 20002006: 19 May 2006 to 12 September 20062007: 22 June 2007 to 4 September 20072009: 30 May 2009 to 25 September 20092010: 29 June 2010 to 27 August 20102011: 29 June 2011 to 26 September 20112012: 26 June 2012 to 10 September 20122013: 2 July 2013 to 6 September 20132014: 17 July 2014 to 20 August 20142020: 13 June 2020 to 30 August 20202021: 2 June 2021 to 27 September 20212022: 17 June 2022 to 29 September 20222024: 23 June 2024 to 30 September 20242025: 10 May 2025 to 25 September 20252026: 26 May 2026 to 4 September 202619771990199520062010201320212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Port of Morgan meeting 30 C (86 F).
First to last qualifying date each year at Port of Morgan
YearFirst dateLast date
19771977-05-101977-08-25
19781978-06-291978-09-05
19811981-06-261981-09-19
19901990-06-101990-09-25
19911991-06-111991-09-07
19921992-05-051992-10-02
19951995-05-311995-09-04
19991999-06-211999-08-31
20002000-06-302000-09-18
20062006-05-192006-09-12
20072007-06-222007-09-04
20092009-05-302009-09-25
20102010-06-292010-08-27
20112011-06-292011-09-26
20122012-06-262012-09-10
20132013-07-022013-09-06
20142014-07-172014-08-20
20202020-06-132020-08-30
20212021-06-022021-09-27
20222022-06-172022-09-29
20242024-06-232024-09-30
20252025-05-102025-09-25
20262026-05-262026-09-04

Every Fixed Threshold

Fixed thresholds at Port of Morgan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2353200632
35 C (95 F): Days2014202110
90 F (32.2 C): Days2337202121
100 F (37.8 C): Days6420075
0 C (32 F): Ice days (max23103197827
0 C (32 F): Frost days (min282022009107
-10 C (14 F): Days with min28116197830
-20 C (-4 F): Days with min2862197811
-30 C (-22 F): Days with min271220212
-40 C (-40 F): Days with min3120241
20 C (68 F): Tropical nights (min7620071
10 mm (0.39 in): Days with 10 mm or more rain291720115
25 mm (0.98 in): Days with 25 mm or more rain23420131
50 mm (1.97 in): Days with 50 mm or more rain3119901
10 cm (3.9 in): Days with 10 cm or more snowfall18620111
25 cm (9.8 in): Days with 25 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 1977.

Download the Data

  • Data for Port of Morgan 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 (2026-10-17).