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

Demjansk Threshold Days by Year (RSM00026381)

9 fixed thresholds counted per year at Demjansk (RSM00026381): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Demjansk Thresholds

  • Demjansk: days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 1973 with 22.
  • Demjansk: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 1968 with 3.
  • Demjansk: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1966 with 1.
  • 9 fixed thresholds have at least one qualifying day at Demjansk.
32 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Demjansk Days per year at Demjansk with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1973. 01020301966: 131967: 201968: 161969: 121970: 91971: 161972: 111973: 221975: 111977: 141978: 141979: 111980: 151981: 141982: 141983: 161984: 201985: 141986: 171987: 211988: 71989: 151990: 191991: 151992: 171993: 141994: 211995: 162015: 122016: 212017: 172025: 1319661970197519801984198819922015
Days per year at Demjansk with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1973.
Days with 10 mm (0.39 in) or more of precipitation per year at Demjansk
YearDaysDecade average
19661315.3
19672015.3
19681615.3
19691215.3
1970913.5
19711613.5
19721113.5
19732213.5
19751113.5
19771413.5
19781413.5
19791113.5
19801515.3
19811415.3
19821415.3
19831615.3
19842015.3
19851415.3
19861715.3
19872115.3
1988715.3
19891515.3
19901917
19911517
19921717
19931417
19942117
19951617
20151216.7
20162116.7
20171716.7
20251313
First to last qualifying date each year at Demjansk For each year, a bar from the first to the last day at Demjansk meeting 10 mm (0.39 in). 1966: 30 March 1966 to 24 October 19661967: 11 April 1967 to 15 December 19671968: 31 January 1968 to 30 December 19681969: 29 April 1969 to 28 November 19691970: 3 June 1970 to 31 December 19701971: 1 May 1971 to 22 December 19711972: 8 May 1972 to 12 November 19721973: 22 February 1973 to 25 November 19731975: 10 January 1975 to 19 November 19751977: 22 February 1977 to 18 October 19771978: 15 March 1978 to 23 November 19781979: 29 May 1979 to 30 November 19791980: 15 January 1980 to 16 December 19801981: 27 March 1981 to 22 November 19811982: 25 April 1982 to 12 December 19821983: 15 April 1983 to 31 December 19831984: 26 April 1984 to 24 October 19841985: 8 May 1985 to 31 October 19851986: 30 March 1986 to 4 December 19861987: 7 February 1987 to 11 December 19871988: 8 June 1988 to 18 August 19881989: 9 June 1989 to 27 October 19891990: 22 February 1990 to 21 October 19901991: 11 January 1991 to 24 December 19911992: 4 January 1992 to 23 October 19921993: 15 January 1993 to 12 October 19931994: 29 January 1994 to 30 December 19941995: 7 February 1995 to 19 October 19952015: 9 January 2015 to 12 December 20152016: 12 January 2016 to 5 December 20162017: 1 January 2017 to 17 December 20172025: 8 January 2025 to 31 July 202519661970197519801984198819922015JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Demjansk meeting 10 mm (0.39 in).
First to last qualifying date each year at Demjansk
YearFirst dateLast date
19661966-03-301966-10-24
19671967-04-111967-12-15
19681968-01-311968-12-30
19691969-04-291969-11-28
19701970-06-031970-12-31
19711971-05-011971-12-22
19721972-05-081972-11-12
19731973-02-221973-11-25
19751975-01-101975-11-19
19771977-02-221977-10-18
19781978-03-151978-11-23
19791979-05-291979-11-30
19801980-01-151980-12-16
19811981-03-271981-11-22
19821982-04-251982-12-12
19831983-04-151983-12-31
19841984-04-261984-10-24
19851985-05-081985-10-31
19861986-03-301986-12-04
19871987-02-071987-12-11
19881988-06-081988-08-18
19891989-06-091989-10-27
19901990-02-221990-10-21
19911991-01-111991-12-24
19921992-01-041992-10-23
19931993-01-151993-10-12
19941994-01-291994-12-30
19951995-02-071995-10-19
20152015-01-092015-12-12
20162016-01-122016-12-05
20172017-01-012017-12-17
20252025-01-082025-07-31

Every Fixed Threshold

Fixed thresholds at Demjansk
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days10n/a8
90 F (32.2 C): Days10n/a1
0 C (32 F): Ice days (max10n/a19
0 C (32 F): Frost days (min10n/a69
-10 C (14 F): Days with min10n/a9
-20 C (-4 F): Days with min10n/a1
10 mm (0.39 in): Days with 10 mm or more rain3222197313
25 mm (0.98 in): Days with 25 mm or more rain27319682
50 mm (1.97 in): Days with 50 mm or more rain2119661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2025.

Download the Data

  • Data for Demjansk 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).