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

Newport Threshold Days by Year (USC00335939)

16 fixed thresholds counted per year at Newport (USC00335939): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Newport Thresholds

  • Newport: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 2018 with 57.
  • Newport: days with 25 mm (0.98 in) or more of precipitation in 34 years, most in 2017 with 17.
  • Newport: days with a maximum temperature at or above 30 C (86 F) in 28 years, most in 2012 with 65.
  • Newport: days with a maximum temperature at or above 90 F (32.2 C) in 28 years, most in 2012 with 33.
  • 16 fixed thresholds have at least one qualifying day at Newport.
28 years with a qualifying day
Days at or above 30 C (86 F) per year at Newport Days per year at Newport with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 65 in 2012. 0204060801989: 291990: 291991: 551992: 161994: 401995: 451996: 271997: 271998: 461999: 632000: 262002: 642005: 622008: 322009: 192010: 602011: 402012: 652013: 282014: 362015: 472016: 612017: 342018: 522019: 532020: 492021: 512022: 311989199219961999200520102013201620192022
Days per year at Newport with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 65 in 2012.
Days at or above 30 C (86 F) per year at Newport
YearDaysDecade average
19892929
19902938.7
19915538.7
19921638.7
19944038.7
19954538.7
19962738.7
19972738.7
19984638.7
19996338.7
20002640.6
20026440.6
20056240.6
20083240.6
20091940.6
20106047.6
20114047.6
20126547.6
20132847.6
20143647.6
20154747.6
20166147.6
20173447.6
20185247.6
20195347.6
20204943.7
20215143.7
20223143.7
First to last qualifying date each year at Newport For each year, a bar from the first to the last day at Newport meeting 30 C (86 F). 1989: 29 March 1989 to 22 September 19891990: 26 April 1990 to 7 September 19901991: 16 May 1991 to 19 September 19911992: 18 May 1992 to 8 September 19921994: 26 April 1994 to 17 September 19941995: 25 May 1995 to 8 September 19951996: 11 May 1996 to 24 August 19961997: 19 May 1997 to 3 September 19971998: 31 March 1998 to 28 September 19981999: 7 May 1999 to 28 September 19992000: 6 May 2000 to 21 September 20002002: 17 April 2002 to 5 October 20022005: 12 May 2005 to 6 October 20052008: 6 June 2008 to 6 September 20082009: 26 April 2009 to 27 August 20092010: 3 April 2010 to 14 September 20102011: 11 April 2011 to 4 September 20112012: 23 March 2012 to 8 September 20122013: 11 April 2013 to 12 September 20132014: 8 May 2014 to 7 September 20142015: 7 May 2015 to 10 September 20152016: 28 May 2016 to 27 September 20162017: 1 May 2017 to 8 October 20172018: 14 April 2018 to 9 October 20182019: 2 May 2019 to 4 October 20192020: 26 May 2020 to 11 September 20202021: 21 May 2021 to 19 September 20212022: 24 April 2022 to 22 September 20221989199419982005201120152019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Newport meeting 30 C (86 F).
First to last qualifying date each year at Newport
YearFirst dateLast date
19891989-03-291989-09-22
19901990-04-261990-09-07
19911991-05-161991-09-19
19921992-05-181992-09-08
19941994-04-261994-09-17
19951995-05-251995-09-08
19961996-05-111996-08-24
19971997-05-191997-09-03
19981998-03-311998-09-28
19991999-05-071999-09-28
20002000-05-062000-09-21
20022002-04-172002-10-05
20052005-05-122005-10-06
20082008-06-062008-09-06
20092009-04-262009-08-27
20102010-04-032010-09-14
20112011-04-112011-09-04
20122012-03-232012-09-08
20132013-04-112013-09-12
20142014-05-082014-09-07
20152015-05-072015-09-10
20162016-05-282016-09-27
20172017-05-012017-10-08
20182018-04-142018-10-09
20192019-05-022019-10-04
20202020-05-262020-09-11
20212021-05-212021-09-19
20222022-04-242022-09-22

Every Fixed Threshold

Fixed thresholds at Newport
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2865201231
35 C (95 F): Days111319991
90 F (32.2 C): Days283320126
100 F (37.8 C): Days1120121
0 C (32 F): Ice days (max2848201028
0 C (32 F): Frost days (min281352008123
-10 C (14 F): Days with min2828199528
-20 C (-4 F): Days with min10619891
-30 C (-22 F): Days with min1219942
20 C (68 F): Tropical nights (min2845201617
10 mm (0.39 in): Days with 10 mm or more rain3457201831
25 mm (0.98 in): Days with 25 mm or more rain341720178
50 mm (1.97 in): Days with 50 mm or more rain22419892
100 mm (3.94 in): Days with 100 mm or more rain2120101
10 cm (3.9 in): Days with 10 cm or more snowfall18319942
25 cm (9.8 in): Days with 25 cm or more snowfall3119941

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1989.

Download the Data

  • Data for Newport 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).