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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Rycroft Threshold Days by Year (CA003075600)

14 fixed thresholds counted per year at Rycroft (CA003075600): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rycroft Thresholds

  • Rycroft: days with a maximum temperature at or below 0 C (32 F) in 26 years, most in 1950 with 121.
  • Rycroft: nights with a minimum temperature at or below 0 C (32 F) in 26 years, most in 1951 with 221.
  • Rycroft: nights with a minimum temperature at or below -10 C (14 F) in 26 years, most in 1950 with 145.
  • Rycroft: nights with a minimum temperature at or below -20 C (-4 F) in 26 years, most in 1933 with 93.
  • 14 fixed thresholds have at least one qualifying day at Rycroft.
19 years with a qualifying day
Days at or above 30 C (86 F) per year at Rycroft Days per year at Rycroft with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 16 in 1950. 051015201931: 41932: 51933: 31934: 21935: 21936: 61950: 161958: 51959: 41963: 21965: 31966: 11967: 121968: 11969: 21970: 31971: 41972: 31977: 11931193319351950195919651967196919711977
Days per year at Rycroft with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 16 in 1950.
Days at or above 30 C (86 F) per year at Rycroft
YearDaysDecade average
193143.7
193253.7
193333.7
193423.7
193523.7
193663.7
1950168.3
195858.3
195948.3
196323.5
196533.5
196613.5
1967123.5
196813.5
196923.5
197032.8
197142.8
197232.8
197712.8
First to last qualifying date each year at Rycroft For each year, a bar from the first to the last day at Rycroft meeting 30 C (86 F). 1931: 19 July 1931 to 9 August 19311932: 11 June 1932 to 25 August 19321933: 15 July 1933 to 27 August 19331934: 29 July 1934 to 27 August 19341935: 14 July 1935 to 22 July 19351936: 26 May 1936 to 30 July 19361950: 10 June 1950 to 1 August 19501958: 24 May 1958 to 15 August 19581959: 16 May 1959 to 31 July 19591963: 2 July 1963 to 8 August 19631965: 30 July 1965 to 1 August 19651966: 24 August 1966 to 24 August 19661967: 25 June 1967 to 15 September 19671968: 4 July 1968 to 4 July 19681969: 16 June 1969 to 17 June 19691970: 2 June 1970 to 6 August 19701971: 11 May 1971 to 1 August 19711972: 29 May 1972 to 8 August 19721977: 25 April 1977 to 25 April 19771931193419501963196719701977JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rycroft meeting 30 C (86 F).
First to last qualifying date each year at Rycroft
YearFirst dateLast date
19311931-07-191931-08-09
19321932-06-111932-08-25
19331933-07-151933-08-27
19341934-07-291934-08-27
19351935-07-141935-07-22
19361936-05-261936-07-30
19501950-06-101950-08-01
19581958-05-241958-08-15
19591959-05-161959-07-31
19631963-07-021963-08-08
19651965-07-301965-08-01
19661966-08-241966-08-24
19671967-06-251967-09-15
19681968-07-041968-07-04
19691969-06-161969-06-17
19701970-06-021970-08-06
19711971-05-111971-08-01
19721972-05-291972-08-08
19771977-04-251977-04-25

Every Fixed Threshold

Fixed thresholds at Rycroft
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days191619501
35 C (95 F): Days1119501
90 F (32.2 C): Days9819501
0 C (32 F): Ice days (max26121195069
0 C (32 F): Frost days (min262211951165
-10 C (14 F): Days with min26145195085
-20 C (-4 F): Days with min2693193341
-30 C (-22 F): Days with min2647193313
-40 C (-40 F): Days with min231519363
10 mm (0.39 in): Days with 10 mm or more rain2219193512
25 mm (0.98 in): Days with 25 mm or more rain18619642
50 mm (1.97 in): Days with 50 mm or more rain2119351
10 cm (3.9 in): Days with 10 cm or more snowfall21919321
25 cm (9.8 in): Days with 25 cm or more snowfall4219321

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

  • Data for Rycroft 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 (2026-10-17).