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

Newton Threshold Days by Year (USC00116157)

16 fixed thresholds counted per year at Newton (USC00116157): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Newton Thresholds

  • Newton: days with a maximum temperature at or above 30 C (86 F) in 29 years, most in 2007 with 100.
  • Newton: days with a maximum temperature at or above 90 F (32.2 C) in 29 years, most in 2007 with 61.
  • Newton: days with a maximum temperature at or below 0 C (32 F) in 29 years, most in 2014 with 40.
  • Newton: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 2011 with 51.
  • 16 fixed thresholds have at least one qualifying day at Newton.
29 years with a qualifying day
Days at or above 30 C (86 F) per year at Newton Days per year at Newton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 100 in 2007. 02550751001996: 571997: 511998: 671999: 692000: 452001: 592002: 852003: 412004: 342005: 882006: 692007: 1002008: 612009: 392010: 852011: 682012: 842013: 402014: 362016: 542018: 732019: 662020: 482021: 552022: 482023: 502024: 562025: 642026: 641996199920022005200820112014201920222025
Days per year at Newton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 100 in 2007.
Days at or above 30 C (86 F) per year at Newton
YearDaysDecade average
19965761
19975161
19986761
19996961
20004562.1
20015962.1
20028562.1
20034162.1
20043462.1
20058862.1
20066962.1
200710062.1
20086162.1
20093962.1
20108563.3
20116863.3
20128463.3
20134063.3
20143663.3
20165463.3
20187363.3
20196663.3
20204855
20215555
20224855
20235055
20245655
20256455
20266455
First to last qualifying date each year at Newton For each year, a bar from the first to the last day at Newton meeting 30 C (86 F). 1996: 17 May 1996 to 11 September 19961997: 18 May 1997 to 7 October 19971998: 14 May 1998 to 29 September 19981999: 5 June 1999 to 28 September 19992000: 31 May 2000 to 3 October 20002001: 4 May 2001 to 13 September 20012002: 31 May 2002 to 3 October 20022003: 18 June 2003 to 28 August 20032004: 21 May 2004 to 6 September 20042005: 10 May 2005 to 5 October 20052006: 15 April 2006 to 4 October 20062007: 30 April 2007 to 8 October 20072008: 31 May 2008 to 12 October 20082009: 22 May 2009 to 15 September 20092010: 23 May 2010 to 11 October 20102011: 11 May 2011 to 13 September 20112012: 3 April 2012 to 7 September 20122013: 15 May 2013 to 4 October 20132014: 26 May 2014 to 5 September 20142016: 31 May 2016 to 6 October 20162018: 10 May 2018 to 9 October 20182019: 17 May 2019 to 2 October 20192020: 25 May 2020 to 7 October 20202021: 23 May 2021 to 10 October 20212022: 10 May 2022 to 21 September 20222023: 30 May 2023 to 4 October 20232024: 2 May 2024 to 21 September 20242025: 15 May 2025 to 3 October 20252026: 22 March 2026 to 13 October 202619962000200420082012201820222026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Newton meeting 30 C (86 F).
First to last qualifying date each year at Newton
YearFirst dateLast date
19961996-05-171996-09-11
19971997-05-181997-10-07
19981998-05-141998-09-29
19991999-06-051999-09-28
20002000-05-312000-10-03
20012001-05-042001-09-13
20022002-05-312002-10-03
20032003-06-182003-08-28
20042004-05-212004-09-06
20052005-05-102005-10-05
20062006-04-152006-10-04
20072007-04-302007-10-08
20082008-05-312008-10-12
20092009-05-222009-09-15
20102010-05-232010-10-11
20112011-05-112011-09-13
20122012-04-032012-09-07
20132013-05-152013-10-04
20142014-05-262014-09-05
20162016-05-312016-10-06
20182018-05-102018-10-09
20192019-05-172019-10-02
20202020-05-252020-10-07
20212021-05-232021-10-10
20222022-05-102022-09-21
20232023-05-302023-10-04
20242024-05-022024-09-21
20252025-05-152025-10-03
20262026-03-222026-10-13

Every Fixed Threshold

Fixed thresholds at Newton
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days29100200764
35 C (95 F): Days2428201210
40 C (104 F): Days1520125
90 F (32.2 C): Days2961200736
100 F (37.8 C): Days71520121
0 C (32 F): Ice days (max2940201420
0 C (32 F): Frost days (min28127201355
-10 C (14 F): Days with min2836201413
-20 C (-4 F): Days with min14520142
20 C (68 F): Tropical nights (min2866201671
25 C (77 F): Days with min12720253
10 mm (0.39 in): Days with 10 mm or more rain2951201128
25 mm (0.98 in): Days with 25 mm or more rain2922200910
50 mm (1.97 in): Days with 50 mm or more rain29720135
100 mm (3.94 in): Days with 100 mm or more rain6220081
10 cm (3.9 in): Days with 10 cm or more snowfall17419961

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1996.

Download the Data

  • Data for Newton 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).