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

Po Threshold Days by Year (UVM00065518)

12 fixed thresholds counted per year at Po (UVM00065518): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Po Thresholds

  • Po: days with a maximum temperature at or above 30 C (86 F) in 15 years, most in 2016 with 336.
  • Po: days with a maximum temperature at or above 35 C (95 F) in 15 years, most in 2021 with 202.
  • Po: days with a maximum temperature at or above 40 C (104 F) in 15 years, most in 2010 with 41.
  • Po: days with a maximum temperature at or above 90 F (32.2 C) in 15 years, most in 2009 with 268.
  • 12 fixed thresholds have at least one qualifying day at Po.
15 years with a qualifying day
Days at or above 30 C (86 F) per year at Po Days per year at Po with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 336 in 2016. 01002003004001984: 3061985: 2881986: 2821988: 2882009: 3092010: 2932013: 3112016: 3362017: 3262020: 3032021: 3122022: 3022023: 3202025: 3142026: 21019841986200920132017202120232026
Days per year at Po with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 336 in 2016.
Days at or above 30 C (86 F) per year at Po
YearDaysDecade average
1984306291
1985288291
1986282291
1988288291
2009309309
2010293316.5
2013311316.5
2016336316.5
2017326316.5
2020303293.5
2021312293.5
2022302293.5
2023320293.5
2025314293.5
2026210293.5
First to last qualifying date each year at Po For each year, a bar from the first to the last day at Po meeting 30 C (86 F). 1984: 1 January 1984 to 31 December 19841985: 1 January 1985 to 31 December 19851986: 1 January 1986 to 31 December 19861988: 1 January 1988 to 31 December 19882009: 1 January 2009 to 31 December 20092010: 1 January 2010 to 30 December 20102013: 1 January 2013 to 31 December 20132016: 1 January 2016 to 31 December 20162017: 1 January 2017 to 31 December 20172020: 1 January 2020 to 31 December 20202021: 1 January 2021 to 28 December 20212022: 5 January 2022 to 31 December 20222023: 1 January 2023 to 31 December 20232025: 1 January 2025 to 31 December 20252026: 1 January 2026 to 12 October 202619841986200920132017202120232026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Po meeting 30 C (86 F).
First to last qualifying date each year at Po
YearFirst dateLast date
19841984-01-011984-12-31
19851985-01-011985-12-31
19861986-01-011986-12-31
19881988-01-011988-12-31
20092009-01-012009-12-31
20102010-01-012010-12-30
20132013-01-012013-12-31
20162016-01-012016-12-31
20172017-01-012017-12-31
20202020-01-012020-12-31
20212021-01-012021-12-28
20222022-01-052022-12-31
20232023-01-012023-12-31
20252025-01-012025-12-31
20262026-01-012026-10-12

Every Fixed Threshold

Fixed thresholds at Po
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days153362016210
35 C (95 F): Days152022021109
40 C (104 F): Days1541201017
90 F (32.2 C): Days152682009150
100 F (37.8 C): Days1590200951
110 F (43.3 C): Days1120091
20 C (68 F): Tropical nights (min33082025229
25 C (77 F): Days with min380202564
10 mm (0.39 in): Days with 10 mm or more rain10n/a1
25 mm (0.98 in): Days with 25 mm or more rain10n/a1
50 mm (1.97 in): Days with 50 mm or more rain10n/a1
100 mm (3.94 in): Days with 100 mm or more rain10n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1984.

Download the Data

  • Data for Po 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).