Warsaw 2 Threshold Days by Year (USC00238738)

6 fixed thresholds counted per year at Warsaw 2 (USC00238738): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Warsaw 2 Thresholds

Warsaw 2: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 1951 with 47.
Warsaw 2: days with 25 mm (0.98 in) or more of precipitation in 34 years, most in 1951 with 25.
Warsaw 2: days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1941 with 6.
Warsaw 2: days with 100 mm (3.94 in) or more of precipitation in 5 years, most in 1941 with 2.
6 fixed thresholds have at least one qualifying day at Warsaw 2.

Days with 10 mm (0.39 in) or more of precipitation

34 years with a qualifying day

Days per year at Warsaw 2 with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 47 in 1951.

Days with 10 mm (0.39 in) or more of precipitation per year at Warsaw 2
Year	Days	Decade average
1919	39	39
1923	35	35.8
1924	42	35.8
1925	26	35.8
1926	36	35.8
1927	40	35.8
1930	36	32.1
1931	31	32.1
1932	30	32.1
1934	24	32.1
1935	43	32.1
1936	27	32.1
1937	33	32.1
1938	36	32.1
1939	29	32.1
1940	30	33
1941	42	33
1943	30	33
1944	28	33
1945	35	33
1946	30	33
1947	32	33
1948	34	33
1949	36	33
1950	37	29.6
1951	47	29.6
1952	35	29.6
1953	22	29.6
1954	29	29.6
1955	26	29.6
1956	22	29.6
1957	29	29.6
1958	26	29.6
1959	23	29.6

For each year, a bar from the first to the last day at Warsaw 2 meeting 10 mm (0.39 in).

First to last qualifying date each year at Warsaw 2
Year	First date	Last date
1919	1919-02-13	1919-12-06
1923	1923-01-14	1923-12-13
1924	1924-01-16	1924-12-19
1925	1925-01-12	1925-12-05
1926	1926-01-03	1926-12-07
1927	1927-01-13	1927-12-28
1930	1930-01-01	1930-12-05
1931	1931-02-07	1931-12-31
1932	1932-01-05	1932-12-24
1934	1934-01-04	1934-12-30
1935	1935-01-08	1935-12-06
1936	1936-02-26	1936-12-30
1937	1937-01-02	1937-12-04
1938	1938-01-24	1938-12-03
1939	1939-01-30	1939-12-24
1940	1940-01-07	1940-12-31
1941	1941-01-01	1941-12-23
1943	1943-02-04	1943-12-28
1944	1944-01-27	1944-12-10
1945	1945-02-17	1945-10-22
1946	1946-01-05	1946-12-29
1947	1947-03-13	1947-12-04
1948	1948-01-01	1948-12-24
1949	1949-01-11	1949-12-22
1950	1950-01-02	1950-11-20
1951	1951-01-02	1951-12-14
1952	1952-01-02	1952-12-22
1953	1953-01-23	1953-12-03
1954	1954-01-20	1954-12-29
1955	1955-01-05	1955-10-07
1956	1956-04-10	1956-12-20
1957	1957-01-22	1957-12-25
1958	1958-01-21	1958-12-31
1959	1959-02-10	1959-10-11

Every Fixed Threshold

Fixed thresholds at Warsaw 2
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	34	47	1951	23
25 mm (0.98 in): Days with 25 mm or more rain	34	25	1951	10
50 mm (1.97 in): Days with 50 mm or more rain	34	6	1941	4
100 mm (3.94 in): Days with 100 mm or more rain	5	2	1941	1
10 cm (3.9 in): Days with 10 cm or more snowfall	5	2	1949	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1951	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1919.

Download the Data

Data for Warsaw 2 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Warsaw 2 Threshold Days by Year (USC00238738)

Key Facts for Warsaw 2 Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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