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

Olga 2 SE Threshold Days by Year (USC00456096)

12 fixed thresholds counted per year at Olga 2 SE (USC00456096): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Olga 2 SE Thresholds

  • Olga 2 SE: days with 10 mm (0.39 in) or more of precipitation in 122 years, most in 1920 with 37.
  • Olga 2 SE: nights with a minimum temperature at or below 0 C (32 F) in 121 years, most in 2009 with 84.
  • Olga 2 SE: days with 25 mm (0.98 in) or more of precipitation in 105 years, most in 2003 with 6.
  • Olga 2 SE: days with a maximum temperature at or below 0 C (32 F) in 85 years, most in 1950 with 18.
  • 12 fixed thresholds have at least one qualifying day at Olga 2 SE.
29 years with a qualifying day
Days at or above 30 C (86 F) per year at Olga 2 SE Days per year at Olga 2 SE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 4 in 2004. 012341899: 31915: 11925: 31926: 11927: 31928: 21931: 11934: 21935: 21938: 11939: 11940: 11941: 21942: 11944: 11951: 11955: 11959: 21960: 11961: 11983: 11990: 11995: 12004: 42006: 12007: 22009: 32012: 32015: 11899192619311938194119511960199020062012
Days per year at Olga 2 SE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 4 in 2004.
Days at or above 30 C (86 F) per year at Olga 2 SE
YearDaysDecade average
189933
191511
192532.3
192612.3
192732.3
192822.3
193111.4
193421.4
193521.4
193811.4
193911.4
194011.3
194121.3
194211.3
194411.3
195111.3
195511.3
195921.3
196011
196111
198311
199011
199511
200442.5
200612.5
200722.5
200932.5
201232
201512
First to last qualifying date each year at Olga 2 SE For each year, a bar from the first to the last day at Olga 2 SE meeting 30 C (86 F). 1899: 25 July 1899 to 28 July 18991915: 20 August 1915 to 20 August 19151925: 25 June 1925 to 9 August 19251926: 10 July 1926 to 10 July 19261927: 16 July 1927 to 16 August 19271928: 23 July 1928 to 25 July 19281931: 9 August 1931 to 9 August 19311934: 24 July 1934 to 23 August 19341935: 27 August 1935 to 28 August 19351938: 14 July 1938 to 14 July 19381939: 8 August 1939 to 8 August 19391940: 18 August 1940 to 18 August 19401941: 15 July 1941 to 17 July 19411942: 15 August 1942 to 15 August 19421944: 30 August 1944 to 30 August 19441951: 14 September 1951 to 14 September 19511955: 9 June 1955 to 9 June 19551959: 30 July 1959 to 31 July 19591960: 8 August 1960 to 8 August 19601961: 12 July 1961 to 12 July 19611983: 29 May 1983 to 29 May 19831990: 11 August 1990 to 11 August 19901995: 29 June 1995 to 29 June 19952004: 18 June 2004 to 9 August 20042006: 24 July 2006 to 24 July 20062007: 10 July 2007 to 11 July 20072009: 27 July 2009 to 29 July 20092012: 15 August 2012 to 17 August 20122015: 12 August 2015 to 12 August 201518991927193519411955198320062015JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Olga 2 SE meeting 30 C (86 F).
First to last qualifying date each year at Olga 2 SE
YearFirst dateLast date
18991899-07-251899-07-28
19151915-08-201915-08-20
19251925-06-251925-08-09
19261926-07-101926-07-10
19271927-07-161927-08-16
19281928-07-231928-07-25
19311931-08-091931-08-09
19341934-07-241934-08-23
19351935-08-271935-08-28
19381938-07-141938-07-14
19391939-08-081939-08-08
19401940-08-181940-08-18
19411941-07-151941-07-17
19421942-08-151942-08-15
19441944-08-301944-08-30
19511951-09-141951-09-14
19551955-06-091955-06-09
19591959-07-301959-07-31
19601960-08-081960-08-08
19611961-07-121961-07-12
19831983-05-291983-05-29
19901990-08-111990-08-11
19951995-06-291995-06-29
20042004-06-182004-08-09
20062006-07-242006-07-24
20072007-07-102007-07-11
20092009-07-272009-07-29
20122012-08-152012-08-17
20152015-08-122015-08-12

Every Fixed Threshold

Fixed thresholds at Olga 2 SE
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days29420041
90 F (32.2 C): Days4119411
0 C (32 F): Ice days (max851819504
0 C (32 F): Frost days (min1218420097
-10 C (14 F): Days with min451419502
-20 C (-4 F): Days with min1118931
20 C (68 F): Tropical nights (min1119121
10 mm (0.39 in): Days with 10 mm or more rain12237192022
25 mm (0.98 in): Days with 25 mm or more rain105620034
50 mm (1.97 in): Days with 50 mm or more rain11219351
10 cm (3.9 in): Days with 10 cm or more snowfall32319161
25 cm (9.8 in): Days with 25 cm or more snowfall2219962

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1899.

Download the Data

  • Data for Olga 2 SE 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).