Korosten Weather Records (UPM00033215)

Record envelope, standing records and threshold days for Korosten (UPM00033215), Ukraine, with 51 years of record.

Key Facts for Korosten

Korosten (UPM00033215) is a weather station in Ukraine at 50.95 latitude and 28.65 longitude, 189 m (620 ft) above sea level.
The station reports from 1959 to 2009, 51 years of record.
1,464 records set at Korosten still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.
Korosten set a daily record precipitation of 10.0 mm (0.4 in) on 9 February 2009.

About the Station

Location: Ukraine, 50.95 latitude, 28.65 longitude.
Elevation: 189 m (620 ft).
Period of record: 1959 to 2009, 51 years.
Eligible elements: prcp.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Korosten. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Korosten, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	18.0 C (64.4 F)	-28.5 C (-19.3 F)	n/a	n/a
Feb	12.1 C (53.8 F)	-27.4 C (-17.3 F)	n/a	n/a
Mar	17.2 C (63.0 F)	-20.3 C (-4.5 F)	n/a	n/a
Apr	26.2 C (79.2 F)	-7.6 C (18.3 F)	n/a	n/a
May	31.9 C (89.4 F)	-2.8 C (27.0 F)	n/a	n/a
Jun	32.4 C (90.3 F)	3.0 C (37.4 F)	n/a	n/a
Jul	34.7 C (94.5 F)	7.0 C (44.6 F)	n/a	n/a
Aug	36.3 C (97.3 F)	5.4 C (41.7 F)	n/a	n/a
Sep	33.0 C (91.4 F)	-0.9 C (30.4 F)	n/a	n/a
Oct	25.1 C (77.2 F)	-9.2 C (15.4 F)	n/a	n/a
Nov	13.8 C (56.8 F)	-17.0 C (1.4 F)	n/a	n/a
Dec	10.0 C (50.0 F)	-30.1 C (-22.2 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Korosten still stand. 2000 holds the most, with 203.

Standing records at Korosten by the year they were set
Year set	Standing records
1979	15
1980	13
1981	27
1982	1
1983	1
1984	9
1985	1
1987	1
1990	1
1994	4
1995	57
1996	12
1997	8
1998	6
2000	203
2001	200
2002	150
2003	199
2004	115
2005	108
2006	137
2007	97
2008	79
2009	20

Wettest Day of Each Month

Aug: 95.2 mm (3.7 in)

The wettest day on record for each calendar month at Korosten. The most was 95.2 mm (3.7 in) on 18 August 1961.

Record daily precipitation for each month at Korosten
Month	Record daily precipitation (mm)	Date
Jan	28.0 mm (1.1 in)	31 January 1978
Feb	20.5 mm (0.8 in)	19 February 1973
Mar	20.4 mm (0.8 in)	31 March 1966
Apr	34.4 mm (1.4 in)	19 April 1975
May	60.1 mm (2.4 in)	23 May 1960
Jun	54.7 mm (2.2 in)	15 June 1982
Jul	76.1 mm (3.0 in)	28 July 1977
Aug	95.2 mm (3.7 in)	18 August 1961
Sep	46.8 mm (1.8 in)	18 September 1984
Oct	37.7 mm (1.5 in)	2 October 1968
Nov	40.3 mm (1.6 in)	21 November 1962
Dec	23.0 mm (0.9 in)	17 December 1981

Period of Record Coverage

1979 to 2009

23 years of record at Korosten, 1979 to 2009. 21 years have data for under 90 percent of days and are left out of rankings: 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1990 and others.

Days with data per year at Korosten
Year	Days with data	Share of year	Complete
1979	24	7%	No
1980	5	1%	No
1981	49	13%	No
1982	5	1%	No
1983	1	0%	No
1984	13	4%	No
1985	1	0%	No
1990	2	1%	No
1994	5	1%	No
1995	91	25%	No
1996	10	3%	No
1997	16	4%	No
1998	12	3%	No
2000	316	86%	No
2001	334	92%	Yes
2002	177	48%	No
2003	347	95%	Yes
2004	196	54%	No
2005	167	46%	No
2006	197	54%	No
2007	118	32%	No
2008	87	24%	No
2009	45	12%	No

Latest Records

Latest records at Korosten
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 February 2009	Korosten, UA	daily rain	10.0 mm (0.4 in)	3.4 mm (0.13 in)	43 years	20 of 100 (Routine)
22 September 2008	Korosten, UA	daily rain	34.0 mm (1.3 in)	1.8 mm (0.07 in)	44 years	20 of 100 (Routine)
5 July 2008	Korosten, UA	daily rain	26.0 mm (1.0 in)	1.4 mm (0.06 in)	24 years	13 of 100 (Routine)
16 November 2007	Korosten, UA	daily rain	8.0 mm (0.31 in)	3.7 mm (0.15 in)	26 years	20 of 100 (Routine)
11 February 2007	Korosten, UA	daily rain	7.0 mm (0.28 in)	1.7 mm (0.07 in)	23 years	15 of 100 (Routine)
25 January 2007	Korosten, UA	daily rain	25.0 mm (1.0 in)	18.1 mm (0.7 in)	23 years	50 of 100 (Notable)
28 August 2006	Korosten, UA	daily rain	18.0 mm (0.7 in)	9.0 mm (0.35 in)	40 years	20 of 100 (Routine)
17 July 2006	Korosten, UA	daily rain	24.0 mm (0.9 in)	4.4 mm (0.17 in)	43 years	20 of 100 (Routine)
30 March 2006	Korosten, UA	daily rain	16.0 mm (0.6 in)	3.9 mm (0.15 in)	39 years	20 of 100 (Routine)
29 March 2006	Korosten, UA	daily rain	10.0 mm (0.4 in)	1.0 mm (0.04 in)	1 year	7 of 100 (Routine)
23 March 2006	Korosten, UA	daily rain	9.0 mm (0.35 in)	1.1 mm (0.04 in)	41 years	19 of 100 (Routine)
7 December 2005	Korosten, UA	daily rain	8.0 mm (0.31 in)	2.1 mm (0.08 in)	2 years	10 of 100 (Routine)
3 December 2005	Korosten, UA	daily rain	12.0 mm (0.5 in)	1.9 mm (0.07 in)	24 years	16 of 100 (Routine)
26 November 2005	Korosten, UA	daily rain	23.2 mm (0.9 in)	9.2 mm (0.36 in)	20 years	20 of 100 (Routine)
17 October 2005	Korosten, UA	daily rain	12.0 mm (0.5 in)	1.8 mm (0.07 in)	32 years	16 of 100 (Routine)
21 April 2005	Korosten, UA	daily rain	11.6 mm (0.5 in)	3.2 mm (0.13 in)	18 years	15 of 100 (Routine)
30 September 2004	Korosten, UA	daily rain	10.0 mm (0.4 in)	3.2 mm (0.13 in)	17 years	13 of 100 (Routine)
29 March 2004	Korosten, UA	daily rain	9.0 mm (0.35 in)	5.2 mm (0.20 in)	27 years	20 of 100 (Routine)
29 February 2004	Korosten, UA	daily rain	3.0 mm (0.12 in)	1.5 mm (0.06 in)	44 years	20 of 100 (Routine)
28 February 2004	Korosten, UA	daily rain	8.0 mm (0.31 in)	2.2 mm (0.09 in)	13 years	14 of 100 (Routine)

Extremes by Year

1959 to 2009

Yearly extremes at Korosten: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	36.3 C (97.3 F)	2008	26.5 C (79.7 F)	23
Coldest night (TNn)	-30.1 C (-22.2 F)	1997	-21.0 C (-5.8 F)	21
Wettest day (Rx1day)	95.2 mm (3.7 in)	1961	34.1 mm (1.3 in)	48
Wettest five days (Rx5day)	120.5 mm (4.7 in)	1975	61.2 mm (2.4 in)	40
Longest dry spell (CDD)	42 days	1974	18 days	46

Hottest day (TXx)

The hottest day of the year at Korosten, 1959 to 2009. The record is 36.3 C (97.3 F) in 2008, marked on the chart; the median year is 26.5 C (79.7 F).

Hottest day (TXx) at Korosten by year
Year	Hottest day (TXx)
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	n/a
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	24.0 C (75.2 F)
1980	14.0 C (57.2 F)
1981	31.0 C (87.8 F)
1982	22.4 C (72.3 F)
1983	6.0 C (42.8 F)
1984	26.5 C (79.7 F)
1985	-12.0 C (10.4 F)
1986	n/a
1987	n/a
1988	n/a
1989	n/a
1990	23.4 C (74.1 F)
1991	n/a
1994	5.9 C (42.6 F)
1995	23.4 C (74.1 F)
1996	26.8 C (80.2 F)
1997	15.4 C (59.7 F)
1998	8.6 C (47.5 F)
2000	35.1 C (95.2 F)
2001	33.6 C (92.5 F)
2002	33.0 C (91.4 F)
2003	30.7 C (87.3 F)
2004	24.2 C (75.6 F)
2005	34.7 C (94.5 F)
2006	30.8 C (87.4 F)
2007	33.4 C (92.1 F)
2008	36.3 C (97.3 F)
2009	29.9 C (85.8 F)

Coldest night (TNn)

The coldest night of the year at Korosten, 1959 to 2009. The record is -30.1 C (-22.2 F) in 1997, marked on the chart; the median year is -21.0 C (-5.8 F).

Coldest night (TNn) at Korosten by year
Year	Coldest night (TNn)
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	n/a
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	-17.0 C (1.4 F)
1980	-23.0 C (-9.4 F)
1981	-16.0 C (3.2 F)
1982	-4.0 C (24.8 F)
1983	n/a
1984	-10.6 C (12.9 F)
1985	n/a
1986	n/a
1987	-21.7 C (-7.1 F)
1988	n/a
1989	n/a
1990	n/a
1991	n/a
1994	-19.8 C (-3.6 F)
1995	-17.8 C (0.0 F)
1996	-25.1 C (-13.2 F)
1997	-30.1 C (-22.2 F)
1998	-15.1 C (4.8 F)
2000	-23.1 C (-9.6 F)
2001	-21.8 C (-7.2 F)
2002	-21.0 C (-5.8 F)
2003	-21.3 C (-6.3 F)
2004	-17.8 C (0.0 F)
2005	-24.3 C (-11.7 F)
2006	-28.5 C (-19.3 F)
2007	-20.1 C (-4.2 F)
2008	-14.4 C (6.1 F)
2009	-24.5 C (-12.1 F)

Wettest day (Rx1day)

The wettest day of the year at Korosten, 1959 to 2009. The record is 95.2 mm (3.7 in) in 1961, marked on the chart; the median year is 34.1 mm (1.3 in).

Wettest day (Rx1day) at Korosten by year
Year	Wettest day (Rx1day)
1959	44.0 mm (1.7 in)
1960	60.1 mm (2.4 in)
1961	95.2 mm (3.7 in)
1962	58.4 mm (2.3 in)
1963	19.6 mm (0.8 in)
1964	32.2 mm (1.3 in)
1965	38.5 mm (1.5 in)
1966	42.8 mm (1.7 in)
1967	19.8 mm (0.8 in)
1968	46.5 mm (1.8 in)
1969	59.3 mm (2.3 in)
1970	41.4 mm (1.6 in)
1971	29.0 mm (1.1 in)
1972	46.4 mm (1.8 in)
1973	24.1 mm (0.9 in)
1974	34.1 mm (1.3 in)
1975	53.7 mm (2.1 in)
1976	8.1 mm (0.32 in)
1977	76.1 mm (3.0 in)
1978	31.0 mm (1.2 in)
1979	34.1 mm (1.3 in)
1980	54.5 mm (2.1 in)
1981	38.3 mm (1.5 in)
1982	54.7 mm (2.2 in)
1983	43.4 mm (1.7 in)
1984	46.8 mm (1.8 in)
1985	23.6 mm (0.9 in)
1986	61.7 mm (2.4 in)
1987	33.6 mm (1.3 in)
1988	59.7 mm (2.4 in)
1989	59.4 mm (2.3 in)
1990	43.8 mm (1.7 in)
1991	23.1 mm (0.9 in)
1994	13.0 mm (0.5 in)
1995	10.9 mm (0.4 in)
1996	13.0 mm (0.5 in)
1997	8.9 mm (0.35 in)
1998	2.0 mm (0.08 in)
2000	38.0 mm (1.5 in)
2001	27.0 mm (1.1 in)
2002	24.0 mm (0.9 in)
2003	34.0 mm (1.3 in)
2004	10.0 mm (0.4 in)
2005	23.2 mm (0.9 in)
2006	32.0 mm (1.3 in)
2007	25.0 mm (1.0 in)
2008	34.0 mm (1.3 in)
2009	19.0 mm (0.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at Korosten, 1959 to 2009. The record is 120.5 mm (4.7 in) in 1975, marked on the chart; the median year is 61.2 mm (2.4 in).

Wettest five days (Rx5day) at Korosten by year
Year	Wettest five days (Rx5day)
1959	51.0 mm (2.0 in)
1960	94.6 mm (3.7 in)
1961	115.9 mm (4.6 in)
1962	79.7 mm (3.1 in)
1963	36.9 mm (1.5 in)
1964	39.1 mm (1.5 in)
1965	40.8 mm (1.6 in)
1966	71.2 mm (2.8 in)
1967	40.5 mm (1.6 in)
1968	73.0 mm (2.9 in)
1969	74.6 mm (2.9 in)
1970	59.9 mm (2.4 in)
1971	66.3 mm (2.6 in)
1972	97.0 mm (3.8 in)
1973	51.2 mm (2.0 in)
1974	71.1 mm (2.8 in)
1975	120.5 mm (4.7 in)
1976	14.5 mm (0.6 in)
1977	107.4 mm (4.2 in)
1978	54.6 mm (2.1 in)
1979	42.1 mm (1.7 in)
1980	97.5 mm (3.8 in)
1981	94.7 mm (3.7 in)
1982	72.0 mm (2.8 in)
1983	48.3 mm (1.9 in)
1984	61.7 mm (2.4 in)
1985	44.3 mm (1.7 in)
1986	63.1 mm (2.5 in)
1987	104.0 mm (4.1 in)
1988	68.3 mm (2.7 in)
1989	74.8 mm (2.9 in)
1990	74.5 mm (2.9 in)
1991	n/a
1994	n/a
1995	n/a
1996	n/a
1997	n/a
1998	n/a
2000	27.3 mm (1.1 in)
2001	36.4 mm (1.4 in)
2002	34.0 mm (1.3 in)
2003	60.7 mm (2.4 in)
2004	16.5 mm (0.6 in)
2005	19.9 mm (0.8 in)
2006	29.8 mm (1.2 in)
2007	13.4 mm (0.5 in)
2008	n/a
2009	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Korosten, 1959 to 2009. The record is 42 days in 1974, marked on the chart; the median year is 18 days.

Longest dry spell (CDD) at Korosten by year
Year	Longest dry spell (CDD)
1959	23 days
1960	16 days
1961	27 days
1962	26 days
1963	19 days
1964	16 days
1965	25 days
1966	14 days
1967	15 days
1968	27 days
1969	20 days
1970	13 days
1971	19 days
1972	23 days
1973	17 days
1974	42 days
1975	13 days
1976	12 days
1977	32 days
1978	19 days
1979	29 days
1980	25 days
1981	23 days
1982	25 days
1983	21 days
1984	25 days
1985	18 days
1986	30 days
1987	18 days
1988	31 days
1989	21 days
1990	15 days
1991	2 days
1994	n/a
1995	2 days
1996	n/a
1997	1 day
1998	2 days
2000	5 days
2001	6 days
2002	4 days
2003	9 days
2004	6 days
2005	3 days
2006	5 days
2007	3 days
2008	3 days
2009	4 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Download the Data

Data for Korosten standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Korosten 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). Records are computed by this site and are not official.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).