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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Puttalam Threshold Days by Year (CEM00043424)

11 fixed thresholds counted per year at Puttalam (CEM00043424): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Puttalam Thresholds

  • Puttalam: days with 10 mm (0.39 in) or more of precipitation in 13 years, most in 2023 with 50.
  • Puttalam: days with 25 mm (0.98 in) or more of precipitation in 13 years, most in 2014 with 25.
  • Puttalam: days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 2014 with 8.
  • Puttalam: days with a maximum temperature at or above 30 C (86 F) in 11 years, most in 2015 with 325.
  • 11 fixed thresholds have at least one qualifying day at Puttalam.
11 years with a qualifying day
Days at or above 30 C (86 F) per year at Puttalam Days per year at Puttalam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 325 in 2015. 01002003004002010: 2782011: 2952012: 3222013: 2942014: 3042015: 3252020: 3172021: 3172023: 3232025: 2552026: 223201020122014202020232026
Days per year at Puttalam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 325 in 2015.
Days at or above 30 C (86 F) per year at Puttalam
YearDaysDecade average
2010278303
2011295303
2012322303
2013294303
2014304303
2015325303
2020317287
2021317287
2023323287
2025255287
2026223287
First to last qualifying date each year at Puttalam For each year, a bar from the first to the last day at Puttalam meeting 30 C (86 F). 2010: 1 January 2010 to 18 December 20102011: 17 January 2011 to 31 December 20112012: 1 January 2012 to 31 December 20122013: 1 January 2013 to 31 December 20132014: 1 January 2014 to 31 December 20142015: 1 January 2015 to 31 December 20152020: 1 January 2020 to 30 December 20202021: 1 January 2021 to 31 December 20212023: 1 January 2023 to 31 December 20232025: 9 January 2025 to 16 December 20252026: 4 January 2026 to 12 October 2026201020122014202020232026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Puttalam meeting 30 C (86 F).
First to last qualifying date each year at Puttalam
YearFirst dateLast date
20102010-01-012010-12-18
20112011-01-172011-12-31
20122012-01-012012-12-31
20132013-01-012013-12-31
20142014-01-012014-12-31
20152015-01-012015-12-31
20202020-01-012020-12-30
20212021-01-012021-12-31
20232023-01-012023-12-31
20252025-01-092025-12-16
20262026-01-042026-10-12

Every Fixed Threshold

Fixed thresholds at Puttalam
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days113252015223
35 C (95 F): Days71820206
90 F (32.2 C): Days11185202366
100 F (37.8 C): Days1120201
20 C (68 F): Tropical nights (min43342025270
25 C (77 F): Days with min42032025200
10 mm (0.39 in): Days with 10 mm or more rain135020235
25 mm (0.98 in): Days with 25 mm or more rain132520143
50 mm (1.97 in): Days with 50 mm or more rain12820141
100 mm (3.94 in): Days with 100 mm or more rain6120101
200 mm (7.87 in): Days with 200 mm or more rain1120121

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2010.

Download the Data

  • Data for Puttalam 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).