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

Baltic Threshold Days by Year (USC00060251)

15 fixed thresholds counted per year at Baltic (USC00060251): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Baltic Thresholds

  • Baltic: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 1942 with 51.
  • Baltic: days with 25 mm (0.98 in) or more of precipitation in 29 years, most in 1938 with 20.
  • Baltic: days with 50 mm (1.97 in) or more of precipitation in 26 years, most in 1936 with 8.
  • Baltic: days with a maximum temperature at or above 30 C (86 F) in 4 years, most in 1944 with 64.
  • 15 fixed thresholds have at least one qualifying day at Baltic.
4 years with a qualifying day
Days at or above 30 C (86 F) per year at Baltic Days per year at Baltic with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 64 in 1944. 0204060801944: 641945: 521946: 311947: 431944194519461947
Days per year at Baltic with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 64 in 1944.
Days at or above 30 C (86 F) per year at Baltic
YearDaysDecade average
19446447.5
19455247.5
19463147.5
19474347.5
First to last qualifying date each year at Baltic For each year, a bar from the first to the last day at Baltic meeting 30 C (86 F). 1944: 5 May 1944 to 4 September 19441945: 29 March 1945 to 29 September 19451946: 26 May 1946 to 6 October 19461947: 12 June 1947 to 13 September 19471944194519461947JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Baltic meeting 30 C (86 F).
First to last qualifying date each year at Baltic
YearFirst dateLast date
19441944-05-051944-09-04
19451945-03-291945-09-29
19461946-05-261946-10-06
19471947-06-121947-09-13

Every Fixed Threshold

Fixed thresholds at Baltic
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days464194443
35 C (95 F): Days4919441
90 F (32.2 C): Days441194421
0 C (32 F): Ice days (max428194515
0 C (32 F): Frost days (min41221947122
-10 C (14 F): Days with min430194511
-20 C (-4 F): Days with min1219442
20 C (68 F): Tropical nights (min447194445
25 C (77 F): Days with min3619443
10 mm (0.39 in): Days with 10 mm or more rain2951194228
25 mm (0.98 in): Days with 25 mm or more rain2920193810
50 mm (1.97 in): Days with 50 mm or more rain26819362
100 mm (3.94 in): Days with 100 mm or more rain4219381
10 cm (3.9 in): Days with 10 cm or more snowfall3219461
25 cm (9.8 in): Days with 25 cm or more snowfall2119461

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 Baltic 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).