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Built 2026-10-19 (19 October 2026)

Walden 1 ESE Threshold Days by Year (USC00308906)

17 fixed thresholds counted per year at Walden 1 ESE (USC00308906): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Walden 1 ESE Thresholds

  • Walden 1 ESE: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1983 with 57.
  • Walden 1 ESE: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 2003 with 18.
  • Walden 1 ESE: days with 10 cm (3.9 in) or more of snowfall in 38 years, most in 1996 with 9.
  • Walden 1 ESE: days with a maximum temperature at or above 30 C (86 F) in 37 years, most in 1983 with 51.
  • 17 fixed thresholds have at least one qualifying day at Walden 1 ESE.
37 years with a qualifying day
Days at or above 30 C (86 F) per year at Walden 1 ESE Days per year at Walden 1 ESE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 1983. 02040601974: 191975: 261976: 251977: 351978: 311979: 331980: 451981: 291982: 151983: 511984: 231985: 191986: 191987: 341988: 421989: 241990: 151991: 441992: 111993: 371994: 201995: 311996: 101997: 241998: 221999: 402000: 152001: 272002: 422003: 182004: 82005: 382006: 192007: 262008: 252009: 132010: 291974197819821986199019941998200220062010
Days per year at Walden 1 ESE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 1983.
Days at or above 30 C (86 F) per year at Walden 1 ESE
YearDaysDecade average
19741928.2
19752628.2
19762528.2
19773528.2
19783128.2
19793328.2
19804530.1
19812930.1
19821530.1
19835130.1
19842330.1
19851930.1
19861930.1
19873430.1
19884230.1
19892430.1
19901525.4
19914425.4
19921125.4
19933725.4
19942025.4
19953125.4
19961025.4
19972425.4
19982225.4
19994025.4
20001523.1
20012723.1
20024223.1
20031823.1
2004823.1
20053823.1
20061923.1
20072623.1
20082523.1
20091323.1
20102929
First to last qualifying date each year at Walden 1 ESE For each year, a bar from the first to the last day at Walden 1 ESE meeting 30 C (86 F). 1974: 30 April 1974 to 21 August 19741975: 21 May 1975 to 15 August 19751976: 18 April 1976 to 14 September 19761977: 13 April 1977 to 4 September 19771978: 21 May 1978 to 22 September 19781979: 9 May 1979 to 23 October 19791980: 6 May 1980 to 23 September 19801981: 26 May 1981 to 15 September 19811982: 9 July 1982 to 6 August 19821983: 12 June 1983 to 21 September 19831984: 6 June 1984 to 17 August 19841985: 22 April 1985 to 21 September 19851986: 19 May 1986 to 1 October 19861987: 18 May 1987 to 20 August 19871988: 31 May 1988 to 17 August 19881989: 20 May 1989 to 11 September 19891990: 27 April 1990 to 3 September 19901991: 8 April 1991 to 18 September 19911992: 22 May 1992 to 28 August 19921993: 12 May 1993 to 16 September 19931994: 28 April 1994 to 14 August 19941995: 18 June 1995 to 8 September 19951996: 20 May 1996 to 24 August 19961997: 11 June 1997 to 3 September 19971998: 31 March 1998 to 28 September 19981999: 31 May 1999 to 4 September 19992000: 7 May 2000 to 10 August 20002001: 2 May 2001 to 8 September 20012002: 17 April 2002 to 11 September 20022003: 17 April 2003 to 23 August 20032004: 14 May 2004 to 29 August 20042005: 6 June 2005 to 15 September 20052006: 30 May 2006 to 4 August 20062007: 16 May 2007 to 27 September 20072008: 8 June 2008 to 15 September 20082009: 26 April 2009 to 22 August 20092010: 8 April 2010 to 25 September 201019741979198419891994199920042009JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Walden 1 ESE meeting 30 C (86 F).
First to last qualifying date each year at Walden 1 ESE
YearFirst dateLast date
19741974-04-301974-08-21
19751975-05-211975-08-15
19761976-04-181976-09-14
19771977-04-131977-09-04
19781978-05-211978-09-22
19791979-05-091979-10-23
19801980-05-061980-09-23
19811981-05-261981-09-15
19821982-07-091982-08-06
19831983-06-121983-09-21
19841984-06-061984-08-17
19851985-04-221985-09-21
19861986-05-191986-10-01
19871987-05-181987-08-20
19881988-05-311988-08-17
19891989-05-201989-09-11
19901990-04-271990-09-03
19911991-04-081991-09-18
19921992-05-221992-08-28
19931993-05-121993-09-16
19941994-04-281994-08-14
19951995-06-181995-09-08
19961996-05-201996-08-24
19971997-06-111997-09-03
19981998-03-311998-09-28
19991999-05-311999-09-04
20002000-05-072000-08-10
20012001-05-022001-09-08
20022002-04-172002-09-11
20032003-04-172003-08-23
20042004-05-142004-08-29
20052005-06-062005-09-15
20062006-05-302006-08-04
20072007-05-162007-09-27
20082008-06-082008-09-15
20092009-04-262009-08-22
20102010-04-082010-09-25

Every Fixed Threshold

Fixed thresholds at Walden 1 ESE
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3751198329
35 C (95 F): Days17719994
90 F (32.2 C): Days373019888
100 F (37.8 C): Days1119951
0 C (32 F): Ice days (max3757200333
0 C (32 F): Frost days (min351741978140
-10 C (14 F): Days with min3565198041
-20 C (-4 F): Days with min281519946
-30 C (-22 F): Days with min3419941
20 C (68 F): Tropical nights (min342820052
10 mm (0.39 in): Days with 10 mm or more rain3857198333
25 mm (0.98 in): Days with 25 mm or more rain3818200310
50 mm (1.97 in): Days with 50 mm or more rain31519773
100 mm (3.94 in): Days with 100 mm or more rain5220051
10 cm (3.9 in): Days with 10 cm or more snowfall38919963
25 cm (9.8 in): Days with 25 cm or more snowfall13320032
50 cm (19.7 in): Days with 50 cm or more snowfall1120101

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1974.

Download the Data

  • Data for Walden 1 ESE 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).