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

Borisov Threshold Days by Year (BOM00026759)

11 fixed thresholds counted per year at Borisov (BOM00026759): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Borisov Thresholds

  • Borisov: days with 10 mm (0.39 in) or more of precipitation in 44 years, most in 1997 with 23.
  • Borisov: days with 25 mm (0.98 in) or more of precipitation in 36 years, most in 1998 with 8.
  • Borisov: days with 50 mm (1.97 in) or more of precipitation in 6 years, most in 1998 with 2.
  • Borisov: days with a maximum temperature at or above 30 C (86 F) in 3 years, most in 2010 with 21.
  • 11 fixed thresholds have at least one qualifying day at Borisov.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Borisov Days per year at Borisov with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 21 in 2010. 01020302009: 22010: 212026: 3200920102026
Days per year at Borisov with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 21 in 2010.
Days at or above 30 C (86 F) per year at Borisov
YearDaysDecade average
200922
20102121
202633
First to last qualifying date each year at Borisov For each year, a bar from the first to the last day at Borisov meeting 30 C (86 F). 2009: 28 June 2009 to 19 July 20092010: 11 June 2010 to 17 August 20102026: 29 June 2026 to 6 August 2026200920102026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Borisov meeting 30 C (86 F).
First to last qualifying date each year at Borisov
YearFirst dateLast date
20092009-06-282009-07-19
20102010-06-112010-08-17
20262026-06-292026-08-06

Every Fixed Threshold

Fixed thresholds at Borisov
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days32120103
35 C (95 F): Days1220102
90 F (32.2 C): Days21420101
0 C (32 F): Ice days (max373201045
0 C (32 F): Frost days (min10n/a67
-10 C (14 F): Days with min10n/a36
-20 C (-4 F): Days with min10n/a4
20 C (68 F): Tropical nights (min10n/a1
10 mm (0.39 in): Days with 10 mm or more rain442319971
25 mm (0.98 in): Days with 25 mm or more rain36819982
50 mm (1.97 in): Days with 50 mm or more rain6219981

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2009.

Download the Data

  • Data for Borisov 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).