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Data as of 2026-10-14
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Built 2026-10-16 (16 October 2026)

Harnosand Threshold Days by Year

13 fixed thresholds counted per year at Harnosand (SW000002361): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Harnosand Thresholds

  • Harnosand: days with 10 mm (0.39 in) or more of precipitation in 166 years, most in 1935 with 36.
  • Harnosand: days with 25 mm (0.98 in) or more of precipitation in 156 years, most in 2020 with 9.
  • Harnosand: nights with a minimum temperature at or below 0 C (32 F) in 145 years, most in 1888 with 224.
  • Harnosand: nights with a minimum temperature at or below -10 C (14 F) in 145 years, most in 1985 with 97.
  • 13 fixed thresholds have at least one qualifying day at Harnosand.
24 years with a qualifying day
Days at or above 30 C (86 F) per year at Harnosand Days per year at Harnosand with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 1891. 02461882: 11883: 11886: 11891: 61894: 21896: 11901: 21906: 11914: 21926: 11941: 11943: 11945: 11947: 21953: 11955: 11958: 31966: 11968: 11972: 11975: 11994: 22014: 22015: 218821891190119261945195519681994
Days per year at Harnosand with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 1891.
Days at or above 30 C (86 F) per year at Harnosand
YearDaysDecade average
188211
188311
188611
189163
189423
189613
190121.5
190611.5
191422
192611
194111.3
194311.3
194511.3
194721.3
195311.7
195511.7
195831.7
196611
196811
197211
197511
199422
201422
201522
First to last qualifying date each year at Harnosand For each year, a bar from the first to the last day at Harnosand meeting 30 C (86 F). 1882: 27 June 1882 to 27 June 18821883: 2 July 1883 to 2 July 18831886: 18 June 1886 to 18 June 18861891: 23 June 1891 to 23 July 18911894: 28 June 1894 to 29 June 18941896: 13 July 1896 to 13 July 18961901: 6 July 1901 to 19 July 19011906: 20 June 1906 to 20 June 19061914: 16 July 1914 to 17 July 19141926: 13 July 1926 to 13 July 19261941: 31 July 1941 to 31 July 19411943: 21 July 1943 to 21 July 19431945: 18 July 1945 to 18 July 19451947: 23 July 1947 to 25 August 19471953: 28 June 1953 to 28 June 19531955: 31 July 1955 to 31 July 19551958: 1 July 1958 to 3 July 19581966: 17 June 1966 to 17 June 19661968: 13 June 1968 to 13 June 19681972: 6 July 1972 to 6 July 19721975: 8 August 1975 to 8 August 19751994: 26 July 1994 to 28 July 19942014: 23 July 2014 to 26 July 20142015: 3 July 2015 to 4 July 201518821891190119261945195519681994JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Harnosand meeting 30 C (86 F).
First to last qualifying date each year at Harnosand
YearFirst dateLast date
18821882-06-271882-06-27
18831883-07-021883-07-02
18861886-06-181886-06-18
18911891-06-231891-07-23
18941894-06-281894-06-29
18961896-07-131896-07-13
19011901-07-061901-07-19
19061906-06-201906-06-20
19141914-07-161914-07-17
19261926-07-131926-07-13
19411941-07-311941-07-31
19431943-07-211943-07-21
19451945-07-181945-07-18
19471947-07-231947-08-25
19531953-06-281953-06-28
19551955-07-311955-07-31
19581958-07-011958-07-03
19661966-06-171966-06-17
19681968-06-131968-06-13
19721972-07-061972-07-06
19751975-08-081975-08-08
19941994-07-261994-07-28
20142014-07-232014-07-26
20152015-07-032015-07-04

Every Fixed Threshold

Fixed thresholds at Harnosand
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days24618912
35 C (95 F): Days1118911
90 F (32.2 C): Days4218911
0 C (32 F): Ice days (max144115198546
0 C (32 F): Frost days (min145224188894
-10 C (14 F): Days with min14597198533
-20 C (-4 F): Days with min13038198511
-30 C (-22 F): Days with min13718931
20 C (68 F): Tropical nights (min2320183
10 mm (0.39 in): Days with 10 mm or more rain16636193516
25 mm (0.98 in): Days with 25 mm or more rain156920204
50 mm (1.97 in): Days with 50 mm or more rain38319521
100 mm (3.94 in): Days with 100 mm or more rain2118781

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1882.

Download the Data

  • Data for Harnosand 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-14).