Kerimaki Ylakuona Threshold Days by Year (FIE00144147)

2 fixed thresholds counted per year at Kerimaki Ylakuona (FIE00144147): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kerimaki Ylakuona Thresholds

Kerimaki Ylakuona: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1974 with 20.
Kerimaki Ylakuona: days with 25 mm (0.98 in) or more of precipitation in 23 years, most in 1971 with 3.
2 fixed thresholds have at least one qualifying day at Kerimaki Ylakuona.

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

33 years with a qualifying day

Days per year at Kerimaki Ylakuona with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 20 in 1974.

Days with 10 mm (0.39 in) or more of precipitation per year at Kerimaki Ylakuona
Year	Days	Decade average
1965	9	10
1966	8	10
1967	10	10
1968	13	10
1969	10	10
1970	15	10.8
1971	9	10.8
1972	8	10.8
1973	11	10.8
1974	20	10.8
1975	6	10.8
1976	9	10.8
1977	10	10.8
1978	8	10.8
1979	12	10.8
1980	18	14.6
1981	18	14.6
1982	10	14.6
1983	13	14.6
1984	17	14.6
1985	20	14.6
1986	13	14.6
1987	16	14.6
1988	14	14.6
1989	7	14.6
1990	12	11.4
1991	16	11.4
1992	8	11.4
1993	14	11.4
1994	14	11.4
1995	10	11.4
1996	10	11.4
1997	7	11.4

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

First to last qualifying date each year at Kerimaki Ylakuona
Year	First date	Last date
1965	1965-07-07	1965-10-06
1966	1966-01-30	1966-09-27
1967	1967-06-22	1967-12-15
1968	1968-04-08	1968-11-02
1969	1969-04-30	1969-11-23
1970	1970-01-06	1970-12-31
1971	1971-02-24	1971-10-20
1972	1972-02-08	1972-11-10
1973	1973-05-06	1973-11-12
1974	1974-02-08	1974-11-17
1975	1975-04-12	1975-09-28
1976	1976-03-30	1976-12-01
1977	1977-06-30	1977-10-17
1978	1978-04-15	1978-11-14
1979	1979-01-07	1979-11-26
1980	1980-05-26	1980-12-15
1981	1981-03-09	1981-12-27
1982	1982-05-08	1982-12-16
1983	1983-03-29	1983-12-27
1984	1984-01-01	1984-10-27
1985	1985-04-02	1985-12-26
1986	1986-05-11	1986-12-02
1987	1987-05-11	1987-12-29
1988	1988-01-01	1988-12-17
1989	1989-01-13	1989-09-24
1990	1990-01-17	1990-11-17
1991	1991-01-10	1991-12-29
1992	1992-06-21	1992-11-07
1993	1993-06-06	1993-12-04
1994	1994-03-08	1994-11-20
1995	1995-01-29	1995-09-06
1996	1996-05-26	1996-12-03
1997	1997-06-23	1997-11-13

Every Fixed Threshold

Fixed thresholds at Kerimaki Ylakuona
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	33	20	1974	7
25 mm (0.98 in): Days with 25 mm or more rain	23	3	1971	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

Data for Kerimaki Ylakuona 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).

Kerimaki Ylakuona Threshold Days by Year (FIE00144147)

Key Facts for Kerimaki Ylakuona Thresholds

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

Every Fixed Threshold

Download the Data

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