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Built 2026-10-18 (18 October 2026)

Rossarden (Aberfoyle) Threshold Days by Year

8 fixed thresholds counted per year at Rossarden (Aberfoyle) (ASN00092000): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rossarden (Aberfoyle) Thresholds

  • Rossarden (Aberfoyle): days with 10 mm (0.39 in) or more of precipitation in 37 years, most in 1956 with 44.
  • Rossarden (Aberfoyle): days with 25 mm (0.98 in) or more of precipitation in 37 years, most in 1956 with 16.
  • Rossarden (Aberfoyle): days with 50 mm (1.97 in) or more of precipitation in 26 years, most in 1970 with 6.
  • Rossarden (Aberfoyle): nights with a minimum temperature at or below 0 C (32 F) in 4 years, most in 1967 with 75.
  • 8 fixed thresholds have at least one qualifying day at Rossarden (Aberfoyle).
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Rossarden (Aberfoyle) Days per year at Rossarden (Aberfoyle) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 5 in 1966. 02461966: 51967: 41970: 1196619671970
Days per year at Rossarden (Aberfoyle) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 5 in 1966.
Days at or above 30 C (86 F) per year at Rossarden (Aberfoyle)
YearDaysDecade average
196654.5
196744.5
197011
First to last qualifying date each year at Rossarden (Aberfoyle) For each year, a bar from the first to the last day at Rossarden (Aberfoyle) meeting 30 C (86 F). 1966: 26 January 1966 to 23 November 19661967: 6 February 1967 to 24 February 19671970: 9 February 1970 to 9 February 1970196619671970JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rossarden (Aberfoyle) meeting 30 C (86 F).
First to last qualifying date each year at Rossarden (Aberfoyle)
YearFirst dateLast date
19661966-01-261966-11-23
19671967-02-061967-02-24
19701970-02-091970-02-09

Every Fixed Threshold

Fixed thresholds at Rossarden (Aberfoyle)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3519661
90 F (32.2 C): Days2219672
0 C (32 F): Frost days (min475196765
20 C (68 F): Tropical nights (min1119661
10 mm (0.39 in): Days with 10 mm or more rain3744195617
25 mm (0.98 in): Days with 25 mm or more rain371619564
50 mm (1.97 in): Days with 50 mm or more rain26619706
100 mm (3.94 in): Days with 100 mm or more rain2219461

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1966.

Download the Data

  • Data for Rossarden (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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-17).