Built 2026-10-19 (19 October 2026)

St Andrews Threshold Days by Year (CA008104600)

16 fixed thresholds counted per year at St Andrews (CA008104600): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for St Andrews Thresholds

  • St Andrews: days with 10 cm (3.9 in) or more of snowfall in 62 years, most in 1882 with 14.
  • St Andrews: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 1954 with 56.
  • St Andrews: days with 25 mm (0.98 in) or more of precipitation in 61 years, most in 1953 with 24.
  • St Andrews: days with a maximum temperature at or below 0 C (32 F) in 54 years, most in 1883 with 81.
  • 16 fixed thresholds have at least one qualifying day at St Andrews.
39 years with a qualifying day
Days at or above 30 C (86 F) per year at St Andrews Days per year at St Andrews with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 10 in 1944. 0358101879: 11880: 11882: 31884: 11886: 21887: 21888: 11892: 41893: 31894: 21895: 31896: 31940: 11941: 31942: 51943: 21944: 101945: 61946: 21947: 21949: 81951: 11952: 31954: 11957: 21959: 31960: 11961: 41962: 11963: 51964: 11965: 71968: 31969: 41970: 41971: 31973: 31974: 21975: 71879188618931940194419491957196219681973
Days per year at St Andrews with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 10 in 1944.
Days at or above 30 C (86 F) per year at St Andrews
YearDaysDecade average
187911
188011.7
188231.7
188411.7
188621.7
188721.7
188811.7
189243
189333
189423
189533
189633
194014.3
194134.3
194254.3
194324.3
1944104.3
194564.3
194624.3
194724.3
194984.3
195112
195232
195412
195722
195932
196013.3
196143.3
196213.3
196353.3
196413.3
196573.3
196833.3
196943.3
197043.8
197133.8
197333.8
197423.8
197573.8
First to last qualifying date each year at St Andrews For each year, a bar from the first to the last day at St Andrews meeting 30 C (86 F). 1879: 3 August 1879 to 3 August 18791880: 1 August 1880 to 1 August 18801882: 2 August 1882 to 6 August 18821884: 18 August 1884 to 18 August 18841886: 7 July 1886 to 27 August 18861887: 2 July 1887 to 3 July 18871888: 23 June 1888 to 23 June 18881892: 14 June 1892 to 27 July 18921893: 16 July 1893 to 10 August 18931894: 28 July 1894 to 29 July 18941895: 10 May 1895 to 18 June 18951896: 19 June 1896 to 12 July 18961940: 8 July 1940 to 8 July 19401941: 21 June 1941 to 25 July 19411942: 10 June 1942 to 2 September 19421943: 12 July 1943 to 13 July 19431944: 28 June 1944 to 15 August 19441945: 1 July 1945 to 8 September 19451946: 27 June 1946 to 19 July 19461947: 12 August 1947 to 13 August 19471949: 17 June 1949 to 28 August 19491951: 13 September 1951 to 13 September 19511952: 14 July 1952 to 28 August 19521954: 25 August 1954 to 25 August 19541957: 16 June 1957 to 24 June 19571959: 27 July 1959 to 15 August 19591960: 8 September 1960 to 8 September 19601961: 5 August 1961 to 11 September 19611962: 16 June 1962 to 16 June 19621963: 25 June 1963 to 28 July 19631964: 18 July 1964 to 18 July 19641965: 22 June 1965 to 21 September 19651968: 15 July 1968 to 21 September 19681969: 28 June 1969 to 1 September 19691970: 24 July 1970 to 16 August 19701971: 1 July 1971 to 4 September 19711973: 8 July 1973 to 31 August 19731974: 4 August 1974 to 22 August 19741975: 23 June 1975 to 10 August 197518791887189519431949195919641971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at St Andrews meeting 30 C (86 F).
First to last qualifying date each year at St Andrews
YearFirst dateLast date
18791879-08-031879-08-03
18801880-08-011880-08-01
18821882-08-021882-08-06
18841884-08-181884-08-18
18861886-07-071886-08-27
18871887-07-021887-07-03
18881888-06-231888-06-23
18921892-06-141892-07-27
18931893-07-161893-08-10
18941894-07-281894-07-29
18951895-05-101895-06-18
18961896-06-191896-07-12
19401940-07-081940-07-08
19411941-06-211941-07-25
19421942-06-101942-09-02
19431943-07-121943-07-13
19441944-06-281944-08-15
19451945-07-011945-09-08
19461946-06-271946-07-19
19471947-08-121947-08-13
19491949-06-171949-08-28
19511951-09-131951-09-13
19521952-07-141952-08-28
19541954-08-251954-08-25
19571957-06-161957-06-24
19591959-07-271959-08-15
19601960-09-081960-09-08
19611961-08-051961-09-11
19621962-06-161962-06-16
19631963-06-251963-07-28
19641964-07-181964-07-18
19651965-06-221965-09-21
19681968-07-151968-09-21
19691969-06-281969-09-01
19701970-07-241970-08-16
19711971-07-011971-09-04
19731973-07-081973-08-31
19741974-08-041974-08-22
19751975-06-231975-08-10

Every Fixed Threshold

Fixed thresholds at St Andrews
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days391019447
35 C (95 F): Days2119441
90 F (32.2 C): Days14919441
0 C (32 F): Ice days (max5481188355
0 C (32 F): Frost days (min541811879151
-10 C (14 F): Days with min5481187950
-20 C (-4 F): Days with min491818797
-30 C (-22 F): Days with min1318793
20 C (68 F): Tropical nights (min7319522
10 mm (0.39 in): Days with 10 mm or more rain6156195438
25 mm (0.98 in): Days with 25 mm or more rain6124195316
50 mm (1.97 in): Days with 50 mm or more rain48518818
100 mm (3.94 in): Days with 100 mm or more rain3119431
10 cm (3.9 in): Days with 10 cm or more snowfall621418821
25 cm (9.8 in): Days with 25 cm or more snowfall33318851
50 cm (19.7 in): Days with 50 cm or more snowfall1119701

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1879.

Download the Data

  • Data for St Andrews 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).