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

St Andrews Threshold Days by Year (CA005022547)

15 fixed thresholds counted per year at St Andrews (CA005022547): 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 a maximum temperature at or above 30 C (86 F) in 10 years, most in 1878 with 21.
  • St Andrews: days with a maximum temperature at or above 90 F (32.2 C) in 10 years, most in 1876 with 12.
  • St Andrews: days with a maximum temperature at or below 0 C (32 F) in 10 years, most in 1874 with 151.
  • St Andrews: nights with a minimum temperature at or below 0 C (32 F) in 10 years, most in 1883 with 224.
  • 15 fixed thresholds have at least one qualifying day at St Andrews.
10 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 21 in 1878. 01020301874: 191875: 191876: 201877: 141878: 211879: 131880: 71881: 121883: 91884: 151874187518761877187818791880188118831884
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 21 in 1878.
Days at or above 30 C (86 F) per year at St Andrews
YearDaysDecade average
18741917.7
18751917.7
18762017.7
18771417.7
18782117.7
18791317.7
1880710.8
18811210.8
1883910.8
18841510.8
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). 1874: 8 May 1874 to 9 September 18741875: 22 May 1875 to 23 September 18751876: 24 May 1876 to 9 August 18761877: 1 July 1877 to 11 September 18771878: 18 June 1878 to 29 August 18781879: 3 June 1879 to 6 October 18791880: 20 June 1880 to 31 July 18801881: 1 July 1881 to 25 August 18811883: 26 June 1883 to 18 August 18831884: 14 June 1884 to 27 August 188418741876187818801883JanFebMarAprMayJunJulAugSepOctNovDec
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
18741874-05-081874-09-09
18751875-05-221875-09-23
18761876-05-241876-08-09
18771877-07-011877-09-11
18781878-06-181878-08-29
18791879-06-031879-10-06
18801880-06-201880-07-31
18811881-07-011881-08-25
18831883-06-261883-08-18
18841884-06-141884-08-27

Every Fixed Threshold

Fixed thresholds at St Andrews
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1021187815
35 C (95 F): Days5218762
90 F (32.2 C): Days101218768
0 C (32 F): Ice days (max101511874136
0 C (32 F): Frost days (min102241883206
-10 C (14 F): Days with min101511875139
-20 C (-4 F): Days with min10107188397
-30 C (-22 F): Days with min1065188362
-40 C (-40 F): Days with min822188422
20 C (68 F): Tropical nights (min4318781
10 mm (0.39 in): Days with 10 mm or more rain1024187815
25 mm (0.98 in): Days with 25 mm or more rain10718761
50 mm (1.97 in): Days with 50 mm or more rain2218772
10 cm (3.9 in): Days with 10 cm or more snowfall9718812
25 cm (9.8 in): Days with 25 cm or more snowfall1218812

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1874.

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 (2026-10-17).