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Built 2026-10-19 (19 October 2026)

Atndalen - Ronningen Threshold Days by Year (NOE00133278)

3 fixed thresholds counted per year at Atndalen - Ronningen (NOE00133278): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Atndalen - Ronningen Thresholds

  • Atndalen - Ronningen: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 2012 with 22.
  • Atndalen - Ronningen: days with 25 mm (0.98 in) or more of precipitation in 36 years, most in 1994 with 4.
  • Atndalen - Ronningen: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1973 with 1.
  • 3 fixed thresholds have at least one qualifying day at Atndalen - Ronningen.
54 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Atndalen - Ronningen Days per year at Atndalen - Ronningen with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 2012. 01020301972: 131973: 111974: 81975: 61976: 61977: 71978: 101979: 121980: 161981: 101982: 61983: 51984: 191985: 171986: 91987: 151988: 151989: 121990: 101991: 151992: 121993: 121994: 111995: 81996: 131997: 161998: 81999: 122000: 172001: 122002: 132003: 122004: 132005: 132006: 192007: 212009: 192010: 112011: 172012: 222013: 152014: 152015: 122016: 102017: 152018: 142019: 132020: 122021: 172022: 112023: 222024: 192025: 142026: 7197219781984199019962002200920152021
Days per year at Atndalen - Ronningen with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 2012.
Days with 10 mm (0.39 in) or more of precipitation per year at Atndalen - Ronningen
YearDaysDecade average
1972139.1
1973119.1
197489.1
197569.1
197669.1
197779.1
1978109.1
1979129.1
19801612.4
19811012.4
1982612.4
1983512.4
19841912.4
19851712.4
1986912.4
19871512.4
19881512.4
19891212.4
19901011.7
19911511.7
19921211.7
19931211.7
19941111.7
1995811.7
19961311.7
19971611.7
1998811.7
19991211.7
20001715.4
20011215.4
20021315.4
20031215.4
20041315.4
20051315.4
20061915.4
20072115.4
20091915.4
20101114.4
20111714.4
20122214.4
20131514.4
20141514.4
20151214.4
20161014.4
20171514.4
20181414.4
20191314.4
20201214.6
20211714.6
20221114.6
20232214.6
20241914.6
20251414.6
2026714.6
First to last qualifying date each year at Atndalen - Ronningen For each year, a bar from the first to the last day at Atndalen - Ronningen meeting 10 mm (0.39 in). 1972: 25 May 1972 to 9 September 19721973: 10 May 1973 to 5 November 19731974: 11 February 1974 to 14 November 19741975: 12 September 1975 to 16 November 19751976: 20 June 1976 to 4 December 19761977: 5 June 1977 to 3 November 19771978: 4 March 1978 to 16 October 19781979: 25 April 1979 to 14 October 19791980: 28 May 1980 to 20 November 19801981: 25 May 1981 to 23 November 19811982: 7 April 1982 to 30 September 19821983: 18 May 1983 to 16 October 19831984: 13 January 1984 to 4 November 19841985: 22 January 1985 to 9 November 19851986: 9 May 1986 to 18 December 19861987: 8 June 1987 to 12 November 19871988: 20 January 1988 to 6 October 19881989: 25 February 1989 to 17 December 19891990: 2 April 1990 to 11 December 19901991: 10 June 1991 to 13 December 19911992: 22 May 1992 to 25 November 19921993: 3 May 1993 to 9 October 19931994: 31 March 1994 to 31 October 19941995: 22 January 1995 to 7 September 19951996: 2 May 1996 to 17 October 19961997: 6 May 1997 to 1 December 19971998: 16 April 1998 to 25 October 19981999: 7 March 1999 to 17 December 19992000: 2 March 2000 to 21 November 20002001: 7 June 2001 to 7 October 20012002: 1 May 2002 to 25 October 20022003: 19 January 2003 to 26 December 20032004: 5 May 2004 to 21 September 20042005: 1 January 2005 to 25 October 20052006: 19 January 2006 to 30 October 20062007: 13 January 2007 to 1 December 20072009: 8 March 2009 to 26 December 20092010: 11 June 2010 to 23 September 20102011: 31 May 2011 to 8 December 20112012: 13 January 2012 to 28 December 20122013: 21 May 2013 to 5 December 20132014: 8 April 2014 to 23 November 20142015: 10 January 2015 to 17 September 20152016: 6 February 2016 to 31 October 20162017: 18 May 2017 to 26 December 20172018: 4 January 2018 to 10 November 20182019: 12 March 2019 to 18 November 20192020: 15 February 2020 to 1 November 20202021: 20 January 2021 to 10 October 20212022: 14 February 2022 to 14 October 20222023: 13 April 2023 to 24 December 20232024: 5 June 2024 to 24 November 20242025: 6 January 2025 to 24 October 20252026: 3 June 2026 to 30 August 202619721979198619932000200720152022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Atndalen - Ronningen meeting 10 mm (0.39 in).
First to last qualifying date each year at Atndalen - Ronningen
YearFirst dateLast date
19721972-05-251972-09-09
19731973-05-101973-11-05
19741974-02-111974-11-14
19751975-09-121975-11-16
19761976-06-201976-12-04
19771977-06-051977-11-03
19781978-03-041978-10-16
19791979-04-251979-10-14
19801980-05-281980-11-20
19811981-05-251981-11-23
19821982-04-071982-09-30
19831983-05-181983-10-16
19841984-01-131984-11-04
19851985-01-221985-11-09
19861986-05-091986-12-18
19871987-06-081987-11-12
19881988-01-201988-10-06
19891989-02-251989-12-17
19901990-04-021990-12-11
19911991-06-101991-12-13
19921992-05-221992-11-25
19931993-05-031993-10-09
19941994-03-311994-10-31
19951995-01-221995-09-07
19961996-05-021996-10-17
19971997-05-061997-12-01
19981998-04-161998-10-25
19991999-03-071999-12-17
20002000-03-022000-11-21
20012001-06-072001-10-07
20022002-05-012002-10-25
20032003-01-192003-12-26
20042004-05-052004-09-21
20052005-01-012005-10-25
20062006-01-192006-10-30
20072007-01-132007-12-01
20092009-03-082009-12-26
20102010-06-112010-09-23
20112011-05-312011-12-08
20122012-01-132012-12-28
20132013-05-212013-12-05
20142014-04-082014-11-23
20152015-01-102015-09-17
20162016-02-062016-10-31
20172017-05-182017-12-26
20182018-01-042018-11-10
20192019-03-122019-11-18
20202020-02-152020-11-01
20212021-01-202021-10-10
20222022-02-142022-10-14
20232023-04-132023-12-24
20242024-06-052024-11-24
20252025-01-062025-10-24
20262026-06-032026-08-30

Every Fixed Threshold

Fixed thresholds at Atndalen - Ronningen
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain542220127
25 mm (0.98 in): Days with 25 mm or more rain36419941
50 mm (1.97 in): Days with 50 mm or more rain5119731

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1972.

Download the Data

  • Data for Atndalen - Ronningen 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 (2026-10-12).