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

Salisbury Threshold Days by Year (USC00277833)

15 fixed thresholds counted per year at Salisbury (USC00277833): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Salisbury Thresholds

  • Salisbury: days with a maximum temperature at or above 30 C (86 F) in 18 years, most in 2002 with 35.
  • Salisbury: days with a maximum temperature at or below 0 C (32 F) in 18 years, most in 2003 with 69.
  • Salisbury: nights with a minimum temperature at or below 0 C (32 F) in 18 years, most in 1997 with 180.
  • Salisbury: nights with a minimum temperature at or below -10 C (14 F) in 18 years, most in 2000 with 64.
  • 15 fixed thresholds have at least one qualifying day at Salisbury.
18 years with a qualifying day
Days at or above 30 C (86 F) per year at Salisbury Days per year at Salisbury with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 35 in 2002. 0102030401997: 181998: 111999: 292000: 62001: 282002: 352003: 152004: 72006: 142017: 172018: 252019: 152020: 302021: 222022: 272023: 132024: 202025: 26199719992001200320062018202020222024
Days per year at Salisbury with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 35 in 2002.
Days at or above 30 C (86 F) per year at Salisbury
YearDaysDecade average
19971819.3
19981119.3
19992919.3
2000617.5
20012817.5
20023517.5
20031517.5
2004717.5
20061417.5
20171719
20182519
20191519
20203023
20212223
20222723
20231323
20242023
20252623
First to last qualifying date each year at Salisbury For each year, a bar from the first to the last day at Salisbury meeting 30 C (86 F). 1997: 11 June 1997 to 17 August 19971998: 1 April 1998 to 7 September 19981999: 31 May 1999 to 5 September 19992000: 8 May 2000 to 2 September 20002001: 3 May 2001 to 10 September 20012002: 17 April 2002 to 11 September 20022003: 24 June 2003 to 23 August 20032004: 20 April 2004 to 31 August 20042006: 19 June 2006 to 4 August 20062017: 18 May 2017 to 28 September 20172018: 3 May 2018 to 17 September 20182019: 29 June 2019 to 24 September 20192020: 28 May 2020 to 26 August 20202021: 22 May 2021 to 27 August 20212022: 15 May 2022 to 5 September 20222023: 15 April 2023 to 9 September 20232024: 22 May 2024 to 3 August 20242025: 6 June 2025 to 18 August 2025199720002003201720202023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Salisbury meeting 30 C (86 F).
First to last qualifying date each year at Salisbury
YearFirst dateLast date
19971997-06-111997-08-17
19981998-04-011998-09-07
19991999-05-311999-09-05
20002000-05-082000-09-02
20012001-05-032001-09-10
20022002-04-172002-09-11
20032003-06-242003-08-23
20042004-04-202004-08-31
20062006-06-192006-08-04
20172017-05-182017-09-28
20182018-05-032018-09-17
20192019-06-292019-09-24
20202020-05-282020-08-26
20212021-05-222021-08-27
20222022-05-152022-09-05
20232023-04-152023-09-09
20242024-05-222024-08-03
20252025-06-062025-08-18

Every Fixed Threshold

Fixed thresholds at Salisbury
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1835200226
35 C (95 F): Days5320021
90 F (32.2 C): Days1723200211
0 C (32 F): Ice days (max1869200361
0 C (32 F): Frost days (min181801997159
-10 C (14 F): Days with min1864200054
-20 C (-4 F): Days with min141920037
20 C (68 F): Tropical nights (min161020246
10 mm (0.39 in): Days with 10 mm or more rain1852200636
25 mm (0.98 in): Days with 25 mm or more rain181620009
50 mm (1.97 in): Days with 50 mm or more rain12820061
100 mm (3.94 in): Days with 100 mm or more rain2119991
10 cm (3.9 in): Days with 10 cm or more snowfall101120023
25 cm (9.8 in): Days with 25 cm or more snowfall5420013
50 cm (19.7 in): Days with 50 cm or more snowfall1120011

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1997.

Download the Data

  • Data for Salisbury 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).