Sydostbrotten Weather Records (SWE00136831)

Record envelope, standing records and threshold days for Sydostbrotten (SWE00136831), Sweden, with 30 years of record.

Key Facts for Sydostbrotten

Sydostbrotten (SWE00136831) is a weather station in Sweden at 63.38 latitude and 20.10 longitude, 24 m (79 ft) above sea level.
The station reports from 1964 to 1993, 30 years of record.
1,464 records set at Sydostbrotten still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Sweden, 63.38 latitude, 20.10 longitude.
Elevation: 24 m (79 ft).
Period of record: 1964 to 1993, 30 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 Sydostbrotten. 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 Sydostbrotten, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	9.3 C (48.7 F)	-21.3 C (-6.3 F)	n/a	n/a
Feb	8.2 C (46.8 F)	-30.2 C (-22.4 F)	n/a	n/a
Mar	9.9 C (49.8 F)	-21.7 C (-7.1 F)	n/a	n/a
Apr	12.7 C (54.9 F)	-12.1 C (10.2 F)	n/a	n/a
May	20.5 C (68.9 F)	-5.0 C (23.0 F)	n/a	n/a
Jun	23.0 C (73.4 F)	2.9 C (37.2 F)	n/a	n/a
Jul	26.0 C (78.8 F)	5.8 C (42.4 F)	n/a	n/a
Aug	24.6 C (76.3 F)	5.3 C (41.5 F)	n/a	n/a
Sep	19.5 C (67.1 F)	0.1 C (32.2 F)	n/a	n/a
Oct	14.5 C (58.1 F)	-7.4 C (18.7 F)	n/a	n/a
Nov	10.6 C (51.1 F)	-12.1 C (10.2 F)	n/a	n/a
Dec	8.4 C (47.1 F)	-21.5 C (-6.7 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Sydostbrotten still stand. 1966 holds the most, with 92.

Standing records at Sydostbrotten by the year they were set
Year set	Standing records
1964	25
1965	43
1966	92
1967	56
1968	71
1969	38
1970	30
1971	51
1972	55
1973	85
1974	52
1975	71
1976	67
1977	65
1978	46
1979	32
1980	47
1982	6
1983	31
1984	39
1985	91
1986	62
1987	50
1988	34
1989	47
1990	40
1991	46
1992	79
1993	13

Period of Record Coverage

1964 to 1993

29 years of record at Sydostbrotten, 1964 to 1993. 4 years have data for under 90 percent of days and are left out of rankings: 1964, 1982, 1991, 1993.

Days with data per year at Sydostbrotten
Year	Days with data	Share of year	Complete
1964	255	70%	No
1965	365	100%	Yes
1966	365	100%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	365	100%	Yes
1970	365	100%	Yes
1971	365	100%	Yes
1972	366	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	365	100%	Yes
1979	365	100%	Yes
1980	335	92%	Yes
1982	61	17%	No
1983	365	100%	Yes
1984	366	100%	Yes
1985	364	100%	Yes
1986	352	96%	Yes
1987	349	96%	Yes
1988	364	99%	Yes
1989	364	100%	Yes
1990	343	94%	Yes
1991	282	77%	No
1992	350	96%	Yes
1993	78	21%	No

Latest Records

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

Climate Trend

21 complete years, 1965 to 1992

One stripe for each of 21 complete years at Sydostbrotten, 1965 to 1992. Blue stripes are years cooler than the station's own mean of 4.4 C (39.9 F); red stripes are warmer. The coolest year was 1985, at 2.1 C (35.7 F), and the warmest was 1975, at 6.3 C (43.3 F). The strongest colour marks a difference of 2.4 C (4.3 F).

Annual mean temperature at Sydostbrotten as warming stripes, 1965 to 1992
Year	Annual mean temperature	Difference from the station mean
1965	3.7 C	-0.69 C
1966	2.3 C	-2.11 C
1967	4.2 C	-0.20 C
1968	4.0 C	-0.35 C
1969	4.0 C	-0.35 C
1970	4.0 C	-0.41 C
1971	4.6 C	+0.17 C
1972	5.1 C	+0.67 C
1973	5.3 C	+0.89 C
1974	5.9 C	+1.51 C
1975	6.3 C	+1.88 C
1976	4.0 C	-0.37 C
1977	3.9 C	-0.44 C
1978	3.3 C	-1.05 C
1979	4.0 C	-0.41 C
1983	4.8 C	+0.39 C
1984	5.1 C	+0.72 C
1985	2.1 C	-2.30 C
1988	4.7 C	+0.27 C
1989	5.8 C	+1.40 C
1992	5.2 C	+0.84 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

1964 to 1993

Yearly extremes at Sydostbrotten: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	26.0 C (78.8 F)	1988	22.0 C (71.6 F)	29
Coldest night (TNn)	-30.2 C (-22.4 F)	1966	-17.5 C (0.5 F)	29

Hottest day (TXx)

The hottest day of the year at Sydostbrotten, 1964 to 1993. The record is 26.0 C (78.8 F) in 1988, marked on the chart; the median year is 22.0 C (71.6 F).

Hottest day (TXx) at Sydostbrotten by year
Year	Hottest day (TXx)
1964	20.4 C (68.7 F)
1965	21.0 C (69.8 F)
1966	21.5 C (70.7 F)
1967	20.0 C (68.0 F)
1968	21.0 C (69.8 F)
1969	23.5 C (74.3 F)
1970	22.0 C (71.6 F)
1971	24.5 C (76.1 F)
1972	23.8 C (74.8 F)
1973	24.5 C (76.1 F)
1974	22.6 C (72.7 F)
1975	24.6 C (76.3 F)
1976	23.4 C (74.1 F)
1977	20.9 C (69.6 F)
1978	21.2 C (70.2 F)
1979	21.5 C (70.7 F)
1980	23.3 C (73.9 F)
1982	8.5 C (47.3 F)
1983	25.9 C (78.6 F)
1984	22.4 C (72.3 F)
1985	22.0 C (71.6 F)
1986	19.5 C (67.1 F)
1987	19.3 C (66.7 F)
1988	26.0 C (78.8 F)
1989	22.7 C (72.9 F)
1990	20.0 C (68.0 F)
1991	24.3 C (75.7 F)
1992	20.0 C (68.0 F)
1993	13.6 C (56.5 F)

Coldest night (TNn)

The coldest night of the year at Sydostbrotten, 1964 to 1993. The record is -30.2 C (-22.4 F) in 1966, marked on the chart; the median year is -17.5 C (0.5 F).

Coldest night (TNn) at Sydostbrotten by year
Year	Coldest night (TNn)
1964	-6.5 C (20.3 F)
1965	-16.6 C (2.1 F)
1966	-30.2 C (-22.4 F)
1967	-21.3 C (-6.3 F)
1968	-18.6 C (-1.5 F)
1969	-21.2 C (-6.2 F)
1970	-19.7 C (-3.5 F)
1971	-21.0 C (-5.8 F)
1972	-17.4 C (0.7 F)
1973	-19.7 C (-3.5 F)
1974	-8.7 C (16.3 F)
1975	-15.2 C (4.6 F)
1976	-19.3 C (-2.7 F)
1977	-16.2 C (2.8 F)
1978	-21.5 C (-6.7 F)
1979	-20.6 C (-5.1 F)
1980	-18.3 C (-0.9 F)
1982	-7.7 C (18.1 F)
1983	-18.1 C (-0.6 F)
1984	-15.6 C (3.9 F)
1985	-21.7 C (-7.1 F)
1986	-19.5 C (-3.1 F)
1987	-17.5 C (0.5 F)
1988	-17.4 C (0.7 F)
1989	-14.8 C (5.4 F)
1990	-13.8 C (7.2 F)
1991	-7.6 C (18.3 F)
1992	-9.3 C (15.3 F)
1993	-10.0 C (14.0 F)

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.

Frost Dates and Growing Season

21 years with a frost

Across 21 years with a frost, the median last spring frost at Sydostbrotten falls on 5 May and the median first autumn frost on 23 October, which leaves a median of 164 days between them.

Frost dates and growing season at Sydostbrotten
Measure	Median, all years	Earliest period	Recent period (1965 to 1992)	Recent against earliest	Fitted trend
Last spring frost	5 May	n/a	5 May	n/a	n/a
First autumn frost	23 October	n/a	23 October	n/a	n/a
Growing days	164 days	n/a	164 days	n/a	n/a

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

Data for Sydostbrotten standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Sydostbrotten 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).