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

Polo Threshold Days by Year (USC00236775)

17 fixed thresholds counted per year at Polo (USC00236775): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Polo Thresholds

  • Polo: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 1973 with 49.
  • Polo: days with 25 mm (0.98 in) or more of precipitation in 61 years, most in 2019 with 20.
  • Polo: days with 50 mm (1.97 in) or more of precipitation in 52 years, most in 1947 with 7.
  • Polo: days with 10 cm (3.9 in) or more of snowfall in 41 years, most in 1983 with 5.
  • 17 fixed thresholds have at least one qualifying day at Polo.
5 years with a qualifying day
Days at or above 30 C (86 F) per year at Polo Days per year at Polo with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 83 in 2012. 02550751001947: 621948: 552011: 692012: 832013: 6819471948201120122013
Days per year at Polo with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 83 in 2012.
Days at or above 30 C (86 F) per year at Polo
YearDaysDecade average
19476258.5
19485558.5
20116973.3
20128373.3
20136873.3
First to last qualifying date each year at Polo For each year, a bar from the first to the last day at Polo meeting 30 C (86 F). 1947: 15 May 1947 to 8 October 19471948: 3 June 1948 to 22 September 19482011: 4 April 2011 to 13 September 20112012: 26 April 2012 to 8 September 20122013: 15 May 2013 to 5 October 201319471948201120122013JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Polo meeting 30 C (86 F).
First to last qualifying date each year at Polo
YearFirst dateLast date
19471947-05-151947-10-08
19481948-06-031948-09-22
20112011-04-042011-09-13
20122012-04-262012-09-08
20132013-05-152013-10-05

Every Fixed Threshold

Fixed thresholds at Polo
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days583201268
35 C (95 F): Days534201211
40 C (104 F): Days1520125
90 F (32.2 C): Days562201241
100 F (37.8 C): Days41720123
0 C (32 F): Ice days (max538194724
0 C (32 F): Frost days (min51331947117
-10 C (14 F): Days with min539194819
-20 C (-4 F): Days with min3919483
20 C (68 F): Tropical nights (min555201137
25 C (77 F): Days with min2420114
10 mm (0.39 in): Days with 10 mm or more rain614919739
25 mm (0.98 in): Days with 25 mm or more rain612020194
50 mm (1.97 in): Days with 50 mm or more rain52719471
100 mm (3.94 in): Days with 100 mm or more rain17219471
10 cm (3.9 in): Days with 10 cm or more snowfall41519832
25 cm (9.8 in): Days with 25 cm or more snowfall4119611

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1947.

Download the Data

  • Data for Polo 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).