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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

Aberfoyle Threshold Days by Year

4 fixed thresholds counted per year at Aberfoyle (ASN00036085): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Aberfoyle Thresholds

  • Aberfoyle: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 2000 with 31.
  • Aberfoyle: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 2000 with 17.
  • Aberfoyle: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1997 with 6.
  • Aberfoyle: days with 100 mm (3.94 in) or more of precipitation in 5 years, most in 1997 with 3.
  • 4 fixed thresholds have at least one qualifying day at Aberfoyle.
27 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Aberfoyle Days per year at Aberfoyle with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 2000. 0102030401969: 81970: 91971: 161972: 121973: 191974: 251975: 221977: 141980: 81981: 221982: 81983: 171984: 191985: 151986: 61987: 91988: 41992: 151993: 41997: 191998: 201999: 122000: 312004: 142005: 112006: 142007: 18196919721975198119841987199319992005
Days per year at Aberfoyle with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 2000.
Days with 10 mm (0.39 in) or more of precipitation per year at Aberfoyle
YearDaysDecade average
196988
1970916.7
19711616.7
19721216.7
19731916.7
19742516.7
19752216.7
19771416.7
1980812
19812212
1982812
19831712
19841912
19851512
1986612
1987912
1988412
19921514
1993414
19971914
19982014
19991214
20003117.6
20041417.6
20051117.6
20061417.6
20071817.6
First to last qualifying date each year at Aberfoyle For each year, a bar from the first to the last day at Aberfoyle meeting 10 mm (0.39 in). 1969: 13 January 1969 to 24 December 19691970: 29 January 1970 to 7 December 19701971: 5 February 1971 to 27 December 19711972: 5 January 1972 to 30 December 19721973: 12 January 1973 to 19 December 19731974: 1 January 1974 to 28 December 19741975: 3 January 1975 to 28 December 19751977: 6 January 1977 to 19 December 19771980: 4 January 1980 to 3 March 19801981: 1 January 1981 to 19 December 19811982: 5 January 1982 to 10 March 19821983: 1 January 1983 to 2 December 19831984: 11 January 1984 to 20 December 19841985: 24 February 1985 to 7 December 19851986: 16 June 1986 to 6 December 19861987: 1 January 1987 to 30 November 19871988: 2 April 1988 to 23 August 19881992: 19 January 1992 to 18 December 19921993: 16 February 1993 to 16 October 19931997: 29 January 1997 to 22 December 19971998: 11 January 1998 to 21 December 19981999: 14 January 1999 to 27 November 19992000: 10 January 2000 to 29 December 20002004: 10 January 2004 to 26 December 20042005: 5 January 2005 to 26 December 20052006: 7 February 2006 to 7 December 20062007: 9 January 2007 to 28 December 20071969197319801984198819982005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Aberfoyle meeting 10 mm (0.39 in).
First to last qualifying date each year at Aberfoyle
YearFirst dateLast date
19691969-01-131969-12-24
19701970-01-291970-12-07
19711971-02-051971-12-27
19721972-01-051972-12-30
19731973-01-121973-12-19
19741974-01-011974-12-28
19751975-01-031975-12-28
19771977-01-061977-12-19
19801980-01-041980-03-03
19811981-01-011981-12-19
19821982-01-051982-03-10
19831983-01-011983-12-02
19841984-01-111984-12-20
19851985-02-241985-12-07
19861986-06-161986-12-06
19871987-01-011987-11-30
19881988-04-021988-08-23
19921992-01-191992-12-18
19931993-02-161993-10-16
19971997-01-291997-12-22
19981998-01-111998-12-21
19991999-01-141999-11-27
20002000-01-102000-12-29
20042004-01-102004-12-26
20052005-01-052005-12-26
20062006-02-072006-12-07
20072007-01-092007-12-28

Every Fixed Threshold

Fixed thresholds at Aberfoyle
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2731200018
25 mm (0.98 in): Days with 25 mm or more rain2717200010
50 mm (1.97 in): Days with 50 mm or more rain24619973
100 mm (3.94 in): Days with 100 mm or more rain5319971

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

  • Data for Aberfoyle 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).