Mannheim City Weather Records (GMM00010729)

Record envelope, standing records and threshold days for Mannheim City (GMM00010729), Germany, with 74 years of record.

Key Facts for Mannheim City

Mannheim City (GMM00010729) is a weather station in Germany at 49.47 latitude and 8.51 longitude, 94 m (309 ft) above sea level.
The station reports from 1949 to 2022, 74 years of record.
1,464 records set at Mannheim City still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Germany, 49.47 latitude, 8.51 longitude.
Elevation: 94 m (309 ft).
Period of record: 1949 to 2022, 74 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 Mannheim City. 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 Mannheim City, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	16.4 C (61.5 F)	-19.5 C (-3.1 F)	n/a	n/a
Feb	20.2 C (68.4 F)	-18.7 C (-1.7 F)	n/a	n/a
Mar	26.1 C (79.0 F)	-10.0 C (14.0 F)	n/a	n/a
Apr	31.1 C (88.0 F)	-6.4 C (20.5 F)	n/a	n/a
May	32.2 C (90.0 F)	-1.1 C (30.0 F)	n/a	n/a
Jun	35.1 C (95.2 F)	3.0 C (37.4 F)	n/a	n/a
Jul	38.9 C (102.0 F)	4.7 C (40.5 F)	n/a	n/a
Aug	38.3 C (100.9 F)	4.0 C (39.2 F)	n/a	n/a
Sep	33.9 C (93.0 F)	1.2 C (34.2 F)	n/a	n/a
Oct	28.2 C (82.8 F)	-5.0 C (23.0 F)	n/a	n/a
Nov	20.0 C (68.0 F)	-8.7 C (16.3 F)	n/a	n/a
Dec	17.2 C (63.0 F)	-15.2 C (4.6 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Mannheim City still stand. 1949 holds the most, with 80.

Standing records at Mannheim City by the year they were set
Year set	Standing records
1949	80
1950	50
1951	50
1952	75
1953	66
1954	69
1973	42
1974	69
1975	45
1976	66
1977	49
1978	40
1979	48
1980	42
1981	59
1982	36
1983	62
1984	37
1985	79
1986	67
1987	51
1988	34
1989	58
1990	55
1991	61
1992	56
2003	18

Wettest Day of Each Month

Oct: 66.0 mm (2.6 in)

The wettest day on record for each calendar month at Mannheim City. The most was 66.0 mm (2.6 in) on 7 October 1982.

Record daily precipitation for each month at Mannheim City
Month	Record daily precipitation (mm)	Date
Jan	17.0 mm (0.7 in)	11 January 1992
Feb	18.0 mm (0.7 in)	28 February 1990
Mar	21.1 mm (0.8 in)	29 March 1952
Apr	47.0 mm (1.9 in)	27 April 1981
May	59.9 mm (2.4 in)	20 May 1949
Jun	47.0 mm (1.9 in)	4 June 1992
Jul	55.1 mm (2.2 in)	27 July 1950
Aug	32.0 mm (1.3 in)	17 August 1950
Sep	45.0 mm (1.8 in)	20 September 1979
Oct	66.0 mm (2.6 in)	7 October 1982
Nov	54.1 mm (2.1 in)	28 November 1980
Dec	19.1 mm (0.8 in)	21 December 1952

Period of Record Coverage

1949 to 2003

27 years of record at Mannheim City, 1949 to 2003. 6 years have data for under 90 percent of days and are left out of rankings: 1980, 1981, 1982, 1983, 1989, 2003.

Days with data per year at Mannheim City
Year	Days with data	Share of year	Complete
1949	350	96%	Yes
1950	350	96%	Yes
1951	349	96%	Yes
1952	352	96%	Yes
1953	352	96%	Yes
1954	343	94%	Yes
1973	331	91%	Yes
1974	336	92%	Yes
1975	330	90%	Yes
1976	336	92%	Yes
1977	341	93%	Yes
1978	329	90%	Yes
1979	338	93%	Yes
1980	322	88%	No
1981	327	90%	No
1982	321	88%	No
1983	320	88%	No
1984	338	92%	Yes
1985	345	95%	Yes
1986	340	93%	Yes
1987	330	90%	Yes
1988	330	90%	Yes
1989	326	89%	No
1990	330	90%	Yes
1991	334	92%	Yes
1992	346	95%	Yes
2003	29	8%	No

Latest Records

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

Extremes by Year

1949 to 2022

Yearly extremes at Mannheim City: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	38.9 C (102.0 F)	1952	33.7 C (92.7 F)	27
Coldest night (TNn)	-19.5 C (-3.1 F)	1985	-10.3 C (13.5 F)	28
Wettest day (Rx1day)	66.0 mm (2.6 in)	1982	32.0 mm (1.3 in)	27
Wettest five days (Rx5day)	83.5 mm (3.3 in)	1978	43.5 mm (1.7 in)	27
Longest dry spell (CDD)	33 days	1976	12 days	27

Hottest day (TXx)

The hottest day of the year at Mannheim City, 1949 to 2022. The record is 38.9 C (102.0 F) in 1952, marked on the chart; the median year is 33.7 C (92.7 F).

Hottest day (TXx) at Mannheim City by year
Year	Hottest day (TXx)
1949	35.0 C (95.0 F)
1950	35.0 C (95.0 F)
1951	32.8 C (91.0 F)
1952	38.9 C (102.0 F)
1953	32.2 C (90.0 F)
1954	32.2 C (90.0 F)
1973	33.0 C (91.4 F)
1974	36.0 C (96.8 F)
1975	33.0 C (91.4 F)
1976	36.0 C (96.8 F)
1977	31.0 C (87.8 F)
1978	32.0 C (89.6 F)
1979	31.0 C (87.8 F)
1980	31.0 C (87.8 F)
1981	32.0 C (89.6 F)
1982	32.0 C (89.6 F)
1983	36.0 C (96.8 F)
1984	36.3 C (97.3 F)
1985	33.7 C (92.7 F)
1986	36.1 C (97.0 F)
1987	31.7 C (89.1 F)
1988	33.3 C (91.9 F)
1989	34.6 C (94.3 F)
1990	36.7 C (98.1 F)
1991	35.3 C (95.5 F)
1992	36.7 C (98.1 F)
2003	38.3 C (100.9 F)
2022	n/a

Coldest night (TNn)

The coldest night of the year at Mannheim City, 1949 to 2022. The record is -19.5 C (-3.1 F) in 1985, marked on the chart; the median year is -10.3 C (13.5 F).

Coldest night (TNn) at Mannheim City by year
Year	Coldest night (TNn)
1949	-8.9 C (16.0 F)
1950	-10.0 C (14.0 F)
1951	-6.1 C (21.0 F)
1952	-11.1 C (12.0 F)
1953	-16.1 C (3.0 F)
1954	-16.1 C (3.0 F)
1973	-13.0 C (8.6 F)
1974	-4.0 C (24.8 F)
1975	-8.0 C (17.6 F)
1976	-18.0 C (-0.4 F)
1977	-7.0 C (19.4 F)
1978	-10.0 C (14.0 F)
1979	-17.0 C (1.4 F)
1980	-11.0 C (12.2 F)
1981	-14.0 C (6.8 F)
1982	-18.7 C (-1.7 F)
1983	-10.4 C (13.3 F)
1984	-9.3 C (15.3 F)
1985	-19.5 C (-3.1 F)
1986	-12.5 C (9.5 F)
1987	-17.6 C (0.3 F)
1988	-6.0 C (21.2 F)
1989	-8.7 C (16.3 F)
1990	-7.3 C (18.9 F)
1991	-12.1 C (10.2 F)
1992	-10.2 C (13.6 F)
2003	9.4 C (48.9 F)
2022	12.3 C (54.1 F)

Wettest day (Rx1day)

The wettest day of the year at Mannheim City, 1949 to 2022. The record is 66.0 mm (2.6 in) in 1982, marked on the chart; the median year is 32.0 mm (1.3 in).

Wettest day (Rx1day) at Mannheim City by year
Year	Wettest day (Rx1day)
1949	59.9 mm (2.4 in)
1950	55.1 mm (2.2 in)
1951	26.9 mm (1.1 in)
1952	25.4 mm (1.0 in)
1953	27.9 mm (1.1 in)
1954	22.1 mm (0.9 in)
1973	25.9 mm (1.0 in)
1974	21.1 mm (0.8 in)
1975	32.0 mm (1.3 in)
1976	39.1 mm (1.5 in)
1977	27.9 mm (1.1 in)
1978	58.9 mm (2.3 in)
1979	45.0 mm (1.8 in)
1980	54.1 mm (2.1 in)
1981	49.0 mm (1.9 in)
1982	66.0 mm (2.6 in)
1983	30.0 mm (1.2 in)
1984	40.9 mm (1.6 in)
1985	34.0 mm (1.3 in)
1986	23.1 mm (0.9 in)
1987	38.1 mm (1.5 in)
1988	19.1 mm (0.8 in)
1989	33.0 mm (1.3 in)
1990	29.2 mm (1.1 in)
1991	20.8 mm (0.8 in)
1992	47.0 mm (1.9 in)
2003	14.5 mm (0.6 in)
2022	n/a

Wettest five days (Rx5day)

The wettest five days of the year at Mannheim City, 1949 to 2022. The record is 83.5 mm (3.3 in) in 1978, marked on the chart; the median year is 43.5 mm (1.7 in).

Wettest five days (Rx5day) at Mannheim City by year
Year	Wettest five days (Rx5day)
1949	20.6 mm (0.8 in)
1950	34.0 mm (1.3 in)
1951	26.7 mm (1.1 in)
1952	43.5 mm (1.7 in)
1953	25.1 mm (1.0 in)
1954	51.9 mm (2.0 in)
1973	31.5 mm (1.2 in)
1974	46.8 mm (1.8 in)
1975	42.7 mm (1.7 in)
1976	41.2 mm (1.6 in)
1977	40.7 mm (1.6 in)
1978	83.5 mm (3.3 in)
1979	49.4 mm (1.9 in)
1980	82.1 mm (3.2 in)
1981	82.1 mm (3.2 in)
1982	42.4 mm (1.7 in)
1983	65.8 mm (2.6 in)
1984	54.8 mm (2.2 in)
1985	25.2 mm (1.0 in)
1986	52.1 mm (2.1 in)
1987	45.0 mm (1.8 in)
1988	44.2 mm (1.7 in)
1989	47.6 mm (1.9 in)
1990	37.4 mm (1.5 in)
1991	36.7 mm (1.4 in)
1992	80.8 mm (3.2 in)
2003	38.3 mm (1.5 in)
2022	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Mannheim City, 1949 to 2022. The record is 33 days in 1976, marked on the chart; the median year is 12 days.

Longest dry spell (CDD) at Mannheim City by year
Year	Longest dry spell (CDD)
1949	1 day
1950	2 days
1951	1 day
1952	1 day
1953	1 day
1954	1 day
1973	20 days
1974	11 days
1975	17 days
1976	33 days
1977	17 days
1978	12 days
1979	11 days
1980	14 days
1981	21 days
1982	13 days
1983	7 days
1984	14 days
1985	17 days
1986	10 days
1987	12 days
1988	9 days
1989	10 days
1990	21 days
1991	25 days
1992	20 days
2003	13 days
2022	n/a

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