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

Birr Threshold Days by Year (EI000003965)

7 fixed thresholds counted per year at Birr (EI000003965): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Birr Thresholds

  • Birr: nights with a minimum temperature at or below 0 C (32 F) in 54 years, most in 1955 with 82.
  • Birr: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1958 with 31.
  • Birr: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1968 with 5.
  • Birr: days with a maximum temperature at or below 0 C (32 F) in 18 years, most in 1982 with 4.
  • 7 fixed thresholds have at least one qualifying day at Birr.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Birr Days per year at Birr with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 3 in 1976. 01231976: 31983: 12006: 1197619832006
Days per year at Birr with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 3 in 1976.
Days at or above 30 C (86 F) per year at Birr
YearDaysDecade average
197633
198311
200611
First to last qualifying date each year at Birr For each year, a bar from the first to the last day at Birr meeting 30 C (86 F). 1976: 29 June 1976 to 2 July 19761983: 13 July 1983 to 13 July 19832006: 18 July 2006 to 18 July 2006197619832006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Birr meeting 30 C (86 F).
First to last qualifying date each year at Birr
YearFirst dateLast date
19761976-06-291976-07-02
19831983-07-131983-07-13
20062006-07-182006-07-18

Every Fixed Threshold

Fixed thresholds at Birr
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3319761
0 C (32 F): Ice days (max18419822
0 C (32 F): Frost days (min5482195545
-10 C (14 F): Days with min5319792
10 mm (0.39 in): Days with 10 mm or more rain5031195818
25 mm (0.98 in): Days with 25 mm or more rain31519681
50 mm (1.97 in): Days with 50 mm or more rain1119841

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1976.

Download the Data

  • Data for Birr 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).