Jyvaskyla Keljo Weather Records (FIE00143802)

Record envelope, standing records and threshold days for Jyvaskyla Keljo (FIE00143802), Finland, with 33 years of record.

Key Facts for Jyvaskyla Keljo

Jyvaskyla Keljo (FIE00143802) is a weather station in Finland at 62.20 latitude and 25.72 longitude, 137 m (449 ft) above sea level.
The station reports from 1967 to 1999, 33 years of record.
1,464 records set at Jyvaskyla Keljo still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Finland, 62.20 latitude, 25.72 longitude.
Elevation: 137 m (449 ft).
Period of record: 1967 to 1999, 33 years.
Eligible elements: none yet.

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 Jyvaskyla Keljo. 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 Jyvaskyla Keljo, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	8.2 C (46.8 F)	-35.1 C (-31.2 F)	n/a	n/a
Feb	11.0 C (51.8 F)	-31.9 C (-25.4 F)	n/a	n/a
Mar	15.0 C (59.0 F)	-23.5 C (-10.3 F)	n/a	n/a
Apr	23.2 C (73.8 F)	-16.5 C (2.3 F)	n/a	n/a
May	29.2 C (84.6 F)	-5.5 C (22.1 F)	n/a	n/a
Jun	31.4 C (88.5 F)	-0.6 C (30.9 F)	n/a	n/a
Jul	32.1 C (89.8 F)	2.5 C (36.5 F)	n/a	n/a
Aug	28.7 C (83.7 F)	0.4 C (32.7 F)	n/a	n/a
Sep	24.0 C (75.2 F)	-5.4 C (22.3 F)	n/a	n/a
Oct	16.4 C (61.5 F)	-15.4 C (4.3 F)	n/a	n/a
Nov	10.1 C (50.2 F)	-22.7 C (-8.9 F)	n/a	n/a
Dec	5.3 C (41.5 F)	-30.0 C (-22.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Jyvaskyla Keljo still stand. 1987 holds the most, with 103.

Standing records at Jyvaskyla Keljo by the year they were set
Year set	Standing records
1981	27
1982	65
1983	81
1984	63
1985	101
1986	81
1987	103
1988	78
1989	91
1990	65
1991	48
1992	100
1993	75
1994	71
1995	100
1996	73
1997	82
1998	82
1999	78

Wettest Day of Each Month

Jul: 52.2 mm (2.1 in)

The wettest day on record for each calendar month at Jyvaskyla Keljo. The most was 52.2 mm (2.1 in) on 29 July 1997.

Record daily precipitation for each month at Jyvaskyla Keljo
Month	Record daily precipitation (mm)	Date
Jan	14.3 mm (0.6 in)	21 January 1986
Feb	13.5 mm (0.5 in)	13 February 1992
Mar	14.0 mm (0.6 in)	9 March 1990
Apr	24.8 mm (1.0 in)	2 April 1985
May	26.8 mm (1.1 in)	25 May 1986
Jun	34.8 mm (1.4 in)	13 June 1981
Jul	52.2 mm (2.1 in)	29 July 1997
Aug	43.8 mm (1.7 in)	29 August 1986
Sep	26.0 mm (1.0 in)	23 September 1995
Oct	26.4 mm (1.0 in)	1 October 1999
Nov	21.7 mm (0.9 in)	2 November 1968
Dec	21.2 mm (0.8 in)	6 December 1999

Period of Record Coverage

1981 to 1999

19 years of record at Jyvaskyla Keljo, 1981 to 1999. 2 years have data for under 90 percent of days and are left out of rankings: 1981, 1999.

Days with data per year at Jyvaskyla Keljo
Year	Days with data	Share of year	Complete
1981	214	59%	No
1982	365	100%	Yes
1983	365	100%	Yes
1984	366	100%	Yes
1985	365	100%	Yes
1986	365	100%	Yes
1987	365	100%	Yes
1988	366	100%	Yes
1989	365	100%	Yes
1990	365	100%	Yes
1991	365	100%	Yes
1992	366	100%	Yes
1993	365	100%	Yes
1994	365	100%	Yes
1995	365	100%	Yes
1996	366	100%	Yes
1997	365	100%	Yes
1998	365	100%	Yes
1999	294	81%	No

Latest Records

No records were set at this station in the latest data.

Climate Trend

17 complete years, 1982 to 1998

One stripe for each of 17 complete years at Jyvaskyla Keljo, 1982 to 1998. Blue stripes are years cooler than the station's own mean of 3.6 C (38.4 F); red stripes are warmer. The coolest year was 1985, at 1.3 C (34.4 F), and the warmest was 1989, at 5.4 C (41.8 F). The strongest colour marks a difference of 2.3 C (4.1 F).

Annual mean temperature at Jyvaskyla Keljo as warming stripes, 1982 to 1998
Year	Annual mean temperature	Difference from the station mean
1982	3.4 C	-0.14 C
1983	4.0 C	+0.37 C
1984	4.0 C	+0.43 C
1985	1.3 C	-2.26 C
1986	2.9 C	-0.67 C
1987	1.3 C	-2.24 C
1988	3.7 C	+0.07 C
1989	5.4 C	+1.85 C
1990	4.6 C	+0.97 C
1991	4.3 C	+0.68 C
1992	4.2 C	+0.61 C
1993	3.4 C	-0.16 C
1994	3.4 C	-0.19 C
1995	4.3 C	+0.75 C
1996	3.3 C	-0.26 C
1997	4.1 C	+0.47 C
1998	3.3 C	-0.26 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1967 to 1999

Yearly extremes at Jyvaskyla Keljo: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	32.1 C (89.8 F)	1994	29.0 C (84.2 F)	19
Coldest night (TNn)	-35.1 C (-31.2 F)	1987	-27.0 C (-16.6 F)	19
Wettest day (Rx1day)	52.2 mm (2.1 in)	1997	29.5 mm (1.2 in)	21
Wettest five days (Rx5day)	87.0 mm (3.4 in)	1996	56.0 mm (2.2 in)	21
Longest dry spell (CDD)	38 days	1983	20 days	21

Hottest day (TXx)

The hottest day of the year at Jyvaskyla Keljo, 1967 to 1999. The record is 32.1 C (89.8 F) in 1994, marked on the chart; the median year is 29.0 C (84.2 F).

Hottest day (TXx) at Jyvaskyla Keljo by year
Year	Hottest day (TXx)
1967	n/a
1968	n/a
1981	28.3 C (82.9 F)
1982	28.6 C (83.5 F)
1983	29.7 C (85.5 F)
1984	27.3 C (81.1 F)
1985	28.0 C (82.4 F)
1986	29.6 C (85.3 F)
1987	29.1 C (84.4 F)
1988	31.4 C (88.5 F)
1989	29.4 C (84.9 F)
1990	25.5 C (77.9 F)
1991	29.0 C (84.2 F)
1992	28.5 C (83.3 F)
1993	26.3 C (79.3 F)
1994	32.1 C (89.8 F)
1995	29.2 C (84.6 F)
1996	27.1 C (80.8 F)
1997	29.7 C (85.5 F)
1998	28.0 C (82.4 F)
1999	30.4 C (86.7 F)

Coldest night (TNn)

The coldest night of the year at Jyvaskyla Keljo, 1967 to 1999. The record is -35.1 C (-31.2 F) in 1987, marked on the chart; the median year is -27.0 C (-16.6 F).

Coldest night (TNn) at Jyvaskyla Keljo by year
Year	Coldest night (TNn)
1967	n/a
1968	n/a
1981	-21.5 C (-6.7 F)
1982	-29.8 C (-21.6 F)
1983	-27.0 C (-16.6 F)
1984	-23.5 C (-10.3 F)
1985	-34.5 C (-30.1 F)
1986	-28.2 C (-18.8 F)
1987	-35.1 C (-31.2 F)
1988	-24.5 C (-12.1 F)
1989	-24.6 C (-12.3 F)
1990	-24.2 C (-11.6 F)
1991	-24.8 C (-12.6 F)
1992	-22.5 C (-8.5 F)
1993	-24.8 C (-12.6 F)
1994	-31.9 C (-25.4 F)
1995	-30.0 C (-22.0 F)
1996	-29.8 C (-21.6 F)
1997	-22.6 C (-8.7 F)
1998	-29.8 C (-21.6 F)
1999	-29.3 C (-20.7 F)

Wettest day (Rx1day)

The wettest day of the year at Jyvaskyla Keljo, 1967 to 1999. The record is 52.2 mm (2.1 in) in 1997, marked on the chart; the median year is 29.5 mm (1.2 in).

Wettest day (Rx1day) at Jyvaskyla Keljo by year
Year	Wettest day (Rx1day)
1967	29.5 mm (1.2 in)
1968	34.2 mm (1.3 in)
1981	42.1 mm (1.7 in)
1982	25.9 mm (1.0 in)
1983	27.3 mm (1.1 in)
1984	33.9 mm (1.3 in)
1985	24.8 mm (1.0 in)
1986	43.8 mm (1.7 in)
1987	32.1 mm (1.3 in)
1988	28.6 mm (1.1 in)
1989	24.7 mm (1.0 in)
1990	28.2 mm (1.1 in)
1991	34.7 mm (1.4 in)
1992	34.1 mm (1.3 in)
1993	22.0 mm (0.9 in)
1994	20.7 mm (0.8 in)
1995	36.4 mm (1.4 in)
1996	41.6 mm (1.6 in)
1997	52.2 mm (2.1 in)
1998	27.5 mm (1.1 in)
1999	26.4 mm (1.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Jyvaskyla Keljo, 1967 to 1999. The record is 87.0 mm (3.4 in) in 1996, marked on the chart; the median year is 56.0 mm (2.2 in).

Wettest five days (Rx5day) at Jyvaskyla Keljo by year
Year	Wettest five days (Rx5day)
1967	38.7 mm (1.5 in)
1968	59.5 mm (2.3 in)
1981	61.1 mm (2.4 in)
1982	49.5 mm (1.9 in)
1983	43.5 mm (1.7 in)
1984	61.9 mm (2.4 in)
1985	38.6 mm (1.5 in)
1986	54.0 mm (2.1 in)
1987	80.3 mm (3.2 in)
1988	63.4 mm (2.5 in)
1989	59.1 mm (2.3 in)
1990	57.8 mm (2.3 in)
1991	50.2 mm (2.0 in)
1992	48.4 mm (1.9 in)
1993	43.9 mm (1.7 in)
1994	42.4 mm (1.7 in)
1995	73.0 mm (2.9 in)
1996	87.0 mm (3.4 in)
1997	56.0 mm (2.2 in)
1998	45.4 mm (1.8 in)
1999	58.8 mm (2.3 in)

Longest dry spell (CDD)

The longest dry spell of the year at Jyvaskyla Keljo, 1967 to 1999. The record is 38 days in 1983, marked on the chart; the median year is 20 days.

Longest dry spell (CDD) at Jyvaskyla Keljo by year
Year	Longest dry spell (CDD)
1967	14 days
1968	17 days
1981	9 days
1982	20 days
1983	38 days
1984	19 days
1985	13 days
1986	17 days
1987	21 days
1988	15 days
1989	21 days
1990	14 days
1991	20 days
1992	33 days
1993	30 days
1994	36 days
1995	16 days
1996	19 days
1997	27 days
1998	23 days
1999	25 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 Jyvaskyla Keljo standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Jyvaskyla Keljo 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 2026-10-14 (14 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).