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Built 2026-10-19 (19 October 2026)

Upper Lake 2 N Threshold Days by Year (USC00049173)

14 fixed thresholds counted per year at Upper Lake 2 N (USC00049173): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Upper Lake 2 N Thresholds

  • Upper Lake 2 N: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1941 with 47.
  • Upper Lake 2 N: days with 25 mm (0.98 in) or more of precipitation in 42 years, most in 1940 with 22.
  • Upper Lake 2 N: days with a maximum temperature at or above 30 C (86 F) in 37 years, most in 1903 with 109.
  • Upper Lake 2 N: days with a maximum temperature at or above 35 C (95 F) in 37 years, most in 1933 with 55.
  • 14 fixed thresholds have at least one qualifying day at Upper Lake 2 N.
37 years with a qualifying day
Days at or above 30 C (86 F) per year at Upper Lake 2 N Days per year at Upper Lake 2 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 109 in 1903. 0501001501893: 691894: 911895: 831896: 921897: 981898: 971899: 1001900: 841901: 981902: 921903: 1091904: 1081905: 981906: 1071907: 801908: 971909: 941910: 931911: 1001912: 881913: 1031914: 871933: 991934: 1051935: 1001936: 1021937: 921938: 931939: 991940: 871941: 621942: 851944: 931945: 1001947: 942003: 1052004: 961893189719011905190919131935193919442004
Days per year at Upper Lake 2 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 109 in 1903.
Days at or above 30 C (86 F) per year at Upper Lake 2 N
YearDaysDecade average
18936990
18949190
18958390
18969290
18979890
18989790
189910090
19008496.7
19019896.7
19029296.7
190310996.7
190410896.7
19059896.7
190610796.7
19078096.7
19089796.7
19099496.7
19109394.2
191110094.2
19128894.2
191310394.2
19148794.2
19339998.6
193410598.6
193510098.6
193610298.6
19379298.6
19389398.6
19399998.6
19408786.8
19416286.8
19428586.8
19449386.8
194510086.8
19479486.8
2003105100.5
200496100.5
First to last qualifying date each year at Upper Lake 2 N For each year, a bar from the first to the last day at Upper Lake 2 N meeting 30 C (86 F). 1893: 12 May 1893 to 27 October 18931894: 9 April 1894 to 16 October 18941895: 23 April 1895 to 17 November 18951896: 25 May 1896 to 9 October 18961897: 13 April 1897 to 11 October 18971898: 12 April 1898 to 5 November 18981899: 7 April 1899 to 8 October 18991900: 16 April 1900 to 16 October 19001901: 10 May 1901 to 22 October 19011902: 24 May 1902 to 10 October 19021903: 2 May 1903 to 23 October 19031904: 9 April 1904 to 4 October 19041905: 15 May 1905 to 11 October 19051906: 19 April 1906 to 28 October 19061907: 30 March 1907 to 15 October 19071908: 21 March 1908 to 7 October 19081909: 1 May 1909 to 14 October 19091910: 22 April 1910 to 8 October 19101911: 30 March 1911 to 21 October 19111912: 11 May 1912 to 16 October 19121913: 22 May 1913 to 28 October 19131914: 16 March 1914 to 14 October 19141933: 28 April 1933 to 17 October 19331934: 10 May 1934 to 11 October 19341935: 5 May 1935 to 9 October 19351936: 8 May 1936 to 14 October 19361937: 12 May 1937 to 27 September 19371938: 11 May 1938 to 22 September 19381939: 20 April 1939 to 23 October 19391940: 9 May 1940 to 14 October 19401941: 10 May 1941 to 3 October 19411942: 20 May 1942 to 23 October 19421944: 4 May 1944 to 9 October 19441945: 19 April 1945 to 19 October 19451947: 15 April 1947 to 5 October 19472003: 21 May 2003 to 28 October 20032004: 26 April 2004 to 16 October 200418931898190319081913193619412003JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Upper Lake 2 N meeting 30 C (86 F).
First to last qualifying date each year at Upper Lake 2 N
YearFirst dateLast date
18931893-05-121893-10-27
18941894-04-091894-10-16
18951895-04-231895-11-17
18961896-05-251896-10-09
18971897-04-131897-10-11
18981898-04-121898-11-05
18991899-04-071899-10-08
19001900-04-161900-10-16
19011901-05-101901-10-22
19021902-05-241902-10-10
19031903-05-021903-10-23
19041904-04-091904-10-04
19051905-05-151905-10-11
19061906-04-191906-10-28
19071907-03-301907-10-15
19081908-03-211908-10-07
19091909-05-011909-10-14
19101910-04-221910-10-08
19111911-03-301911-10-21
19121912-05-111912-10-16
19131913-05-221913-10-28
19141914-03-161914-10-14
19331933-04-281933-10-17
19341934-05-101934-10-11
19351935-05-051935-10-09
19361936-05-081936-10-14
19371937-05-121937-09-27
19381938-05-111938-09-22
19391939-04-201939-10-23
19401940-05-091940-10-14
19411941-05-101941-10-03
19421942-05-201942-10-23
19441944-05-041944-10-09
19451945-04-191945-10-19
19471947-04-151947-10-05
20032003-05-212003-10-28
20042004-04-262004-10-16

Every Fixed Threshold

Fixed thresholds at Upper Lake 2 N
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days37109190396
35 C (95 F): Days3755193325
40 C (104 F): Days251318981
90 F (32.2 C): Days3787190653
100 F (37.8 C): Days362419042
110 F (43.3 C): Days1119021
0 C (32 F): Frost days (min36106194757
-10 C (14 F): Days with min3119111
20 C (68 F): Tropical nights (min7318982
10 mm (0.39 in): Days with 10 mm or more rain4247194126
25 mm (0.98 in): Days with 25 mm or more rain4222194013
50 mm (1.97 in): Days with 50 mm or more rain33619404
100 mm (3.94 in): Days with 100 mm or more rain4119371
10 cm (3.9 in): Days with 10 cm or more snowfall30n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

  • Data for Upper Lake 2 N 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).