Pikan Threshold Days by Year (RSM00031301)

3 fixed thresholds counted per year at Pikan (RSM00031301): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pikan Thresholds

Pikan: days with 10 mm (0.39 in) or more of precipitation in 40 years, most in 1982 with 24.
Pikan: days with 25 mm (0.98 in) or more of precipitation in 37 years, most in 1990 with 8.
Pikan: days with 50 mm (1.97 in) or more of precipitation in 13 years, most in 1964 with 2.
3 fixed thresholds have at least one qualifying day at Pikan.

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

40 years with a qualifying day

Days per year at Pikan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 24 in 1982.

Days with 10 mm (0.39 in) or more of precipitation per year at Pikan
Year	Days	Decade average
1937	11	9.5
1939	8	9.5
1940	14	14
1941	11	14
1942	15	14
1943	18	14
1944	11	14
1945	9	14
1946	18	14
1947	15	14
1949	15	14
1950	10	15.3
1951	16	15.3
1952	11	15.3
1954	6	15.3
1955	23	15.3
1956	21	15.3
1957	14	15.3
1958	21	15.3
1961	17	14.2
1962	15	14.2
1963	14	14.2
1964	12	14.2
1965	13	14.2
1977	15	13
1978	12	13
1979	12	13
1980	9	15.1
1981	9	15.1
1982	24	15.1
1983	16	15.1
1984	23	15.1
1985	22	15.1
1986	12	15.1
1987	15	15.1
1988	10	15.1
1989	11	15.1
1990	24	17
1991	11	17
1992	16	17

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

First to last qualifying date each year at Pikan
Year	First date	Last date
1937	1937-04-24	1937-10-11
1939	1939-05-07	1939-08-09
1940	1940-04-22	1940-09-22
1941	1941-05-24	1941-09-29
1942	1942-05-28	1942-09-01
1943	1943-05-20	1943-10-15
1944	1944-04-20	1944-09-16
1945	1945-06-22	1945-09-29
1946	1946-06-07	1946-09-24
1947	1947-05-30	1947-09-07
1949	1949-04-26	1949-09-15
1950	1950-04-24	1950-09-10
1951	1951-06-06	1951-10-07
1952	1952-04-28	1952-10-02
1954	1954-06-14	1954-09-30
1955	1955-04-26	1955-09-10
1956	1956-05-05	1956-10-31
1957	1957-05-23	1957-10-08
1958	1958-04-22	1958-10-18
1961	1961-05-13	1961-09-14
1962	1962-05-25	1962-09-21
1963	1963-04-28	1963-10-03
1964	1964-04-10	1964-09-04
1965	1965-05-22	1965-10-25
1977	1977-05-22	1977-10-25
1978	1978-06-18	1978-10-17
1979	1979-04-14	1979-12-20
1980	1980-05-07	1980-09-19
1981	1981-05-03	1981-09-21
1982	1982-04-22	1982-09-26
1983	1983-04-29	1983-09-18
1984	1984-04-17	1984-10-11
1985	1985-04-21	1985-10-11
1986	1986-05-01	1986-08-16
1987	1987-04-07	1987-10-06
1988	1988-03-14	1988-09-08
1989	1989-06-07	1989-10-05
1990	1990-04-20	1990-09-08
1991	1991-04-25	1991-09-05
1992	1992-06-26	1992-09-16

Every Fixed Threshold

Fixed thresholds at Pikan
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	40	24	1982	16
25 mm (0.98 in): Days with 25 mm or more rain	37	8	1990	7
50 mm (1.97 in): Days with 50 mm or more rain	13	2	1964	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1937.

Download the Data

Data for Pikan 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).

Pikan Threshold Days by Year (RSM00031301)

Key Facts for Pikan Thresholds

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

Every Fixed Threshold

Download the Data

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