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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Coronach Threshold Days by Year (CA004031845)

11 fixed thresholds counted per year at Coronach (CA004031845): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Coronach Thresholds

  • Coronach: days with a maximum temperature at or above 30 C (86 F) in 2 years, most in 1929 with 36.
  • Coronach: days with a maximum temperature at or above 35 C (95 F) in 2 years, most in 1929 with 8.
  • Coronach: days with a maximum temperature at or above 90 F (32.2 C) in 2 years, most in 1929 with 23.
  • Coronach: days with a maximum temperature at or below 0 C (32 F) in 2 years, most in 1930 with 102.
  • 11 fixed thresholds have at least one qualifying day at Coronach.
2 years with a qualifying day
Days at or above 30 C (86 F) per year at Coronach Days per year at Coronach with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 36 in 1929. 0102030401929: 361930: 3019291930
Days per year at Coronach with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 36 in 1929.
Days at or above 30 C (86 F) per year at Coronach
YearDaysDecade average
19293636
19303030
First to last qualifying date each year at Coronach For each year, a bar from the first to the last day at Coronach meeting 30 C (86 F). 1929: 24 May 1929 to 1 September 19291930: 27 June 1930 to 30 August 193019291930JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Coronach meeting 30 C (86 F).
First to last qualifying date each year at Coronach
YearFirst dateLast date
19291929-05-241929-09-01
19301930-06-271930-08-30

Every Fixed Threshold

Fixed thresholds at Coronach
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days236192930
35 C (95 F): Days2819294
90 F (32.2 C): Days223192917
100 F (37.8 C): Days1419294
0 C (32 F): Ice days (max21021930102
0 C (32 F): Frost days (min22141929201
-10 C (14 F): Days with min2115192998
-20 C (-4 F): Days with min254192937
-30 C (-22 F): Days with min224192911
20 C (68 F): Tropical nights (min2119291
10 mm (0.39 in): Days with 10 mm or more rain1119291

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1929.

Download the Data

  • Data for Coronach 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).