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

Jena 2E Threshold Days by Year (USC00164693)

4 fixed thresholds counted per year at Jena 2E (USC00164693): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jena 2E Thresholds

  • Jena 2E: days with 10 mm (0.39 in) or more of precipitation in 2 years, most in 1944 with 49.
  • Jena 2E: days with 25 mm (0.98 in) or more of precipitation in 2 years, most in 1944 with 21.
  • Jena 2E: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1944 with 6.
  • Jena 2E: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1951 with 1.
  • 4 fixed thresholds have at least one qualifying day at Jena 2E.
2 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Jena 2E Days per year at Jena 2E with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 49 in 1944. 02040601944: 491951: 3219441951
Days per year at Jena 2E with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 49 in 1944.
Days with 10 mm (0.39 in) or more of precipitation per year at Jena 2E
YearDaysDecade average
19444949
19513232
First to last qualifying date each year at Jena 2E For each year, a bar from the first to the last day at Jena 2E meeting 10 mm (0.39 in). 1944: 1 January 1944 to 31 December 19441951: 2 January 1951 to 26 December 195119441951JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Jena 2E meeting 10 mm (0.39 in).
First to last qualifying date each year at Jena 2E
YearFirst dateLast date
19441944-01-011944-12-31
19511951-01-021951-12-26

Every Fixed Threshold

Fixed thresholds at Jena 2E
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain249194432
25 mm (0.98 in): Days with 25 mm or more rain221194410
50 mm (1.97 in): Days with 50 mm or more rain2619444
100 mm (3.94 in): Days with 100 mm or more rain1119511

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1944.

Download the Data

  • Data for Jena 2E 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).