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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Weather Records on 25 September 1857

2 weather records were set or tied worldwide on 25 September 1857. Highest significance: Praha-Klementinum, CZ.

Key Facts for 25 September 1857

  • On 25 September 1857, 2 weather records were set or tied at long-record stations worldwide.
  • 0 were record highs and 1 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 2 daily.
  • Praha-Klementinum set a daily record low minimum temperature of 2.4 C (36.3 F) on 25 September 1857.
  • Across 162 earlier years (1825 to 2025) the same calendar date averaged 428 records.

Record Map

2 stations
Weather records on 25 September 1857 2 station records on 25 September 1857 are marked on the map, coloured by record type.
2 station records on 25 September 1857 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 25 September 1857: highest significance records shown on the map
StationCountryTypeValueSignificance
Praha-KlementinumCzech RepublicRecord low minimum temperature2.4 C (36.3 F)14 of 100 (Routine)
OxfordUnited KingdomRecord daily precipitation8.2 mm (0.32 in)7 of 100 (Routine)

Counts by Type and Timescale

2 records
Records on 25 September 1857 by type Records set or tied on 25 September 1857 by type: Lowest daily minimum 1, Heaviest daily rainfall 1. 00111Highest daily maximum: 0Lowest daily maximum: 0Highest daily minimum: 0Lowest daily minimum: 1Heaviest daily rainfall: 1Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 25 September 1857 by type: Lowest daily minimum 1, Heaviest daily rainfall 1.
Records on 25 September 1857 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum0
Highest daily minimum0
Lowest daily minimum1
Heaviest daily rainfall1
Heaviest daily snowfall0
Deepest snow cover0
Records on 25 September 1857 by timescale Records on 25 September 1857 by timescale: all-time 0, monthly 0, daily 2. 01122all-time: 0monthly: 0daily: 2all-timemonthlydaily
Records on 25 September 1857 by timescale: all-time 0, monthly 0, daily 2.
Records on 25 September 1857 by timescale
TimescaleRecords
all-time0
monthly0
daily2

How Much Records Were Beaten By

2 broken records
Histogram of margins by which records were beaten on 25 September 1857 Margins by which the 2 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 0.6. Ties are not counted. 001110.0 to 0.2: 00.2 to 0.4: 10.4 to 0.6: 10.0 to 0.20.2 to 0.40.4 to 0.6
Margins by which the 2 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 0.6. Ties are not counted.
Histogram of margins by which records were beaten on 25 September 1857
MarginRecords
0.0 to 0.20
0.2 to 0.41
0.4 to 0.61

Top 20 by Significance

25 September 1857
Top 2 records on 25 September 1857 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
25 September 1857Praha-Klementinum, CZdaily low min2.4 C (36.3 F)0.2 C (0.4 F)23 years14 of 100 (Routine)
25 September 1857Oxford, GBdaily rain8.2 mm (0.32 in)0.6 mm (0.02 in)16 years7 of 100 (Routine)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1825 to 1857
Records on 09-25 in each year Records set or tied on this calendar date in each year from 1825 to 1857. 1857 had 2 records. 05001,0001,5002,0001825: 11834: 11836: 11842: 11843: 11847: 11851: 11852: 11855: 11857: 21859: 11860: 11863: 11865: 11866: 21867: 21868: 11871: 21872: 11874: 11875: 11877: 31879: 21881: 31884: 31885: 61886: 11887: 31889: 71891: 31893: 71894: 31895: 51896: 51897: 21898: 11899: 21900: 71901: 61902: 111903: 41904: 101905: 161906: 71907: 351908: 201909: 221910: 51911: 91912: 631913: 131914: 151915: 431916: 1391917: 1381918: 161919: 201920: 751921: 321922: 471923: 681924: 1571925: 1411926: 7401927: 1661928: 4801929: 1581930: 4891931: 5001932: 2601933: 5421934: 3941935: 2581936: 2741937: 1901938: 3351939: 4541940: 5171941: 2691942: 9701943: 4881944: 2461945: 5141946: 2921947: 6661948: 5011949: 4791950: 1,1631951: 6391952: 5151953: 2421954: 2921955: 5461956: 5031957: 2311958: 4541959: 3961960: 6941961: 5301962: 3051963: 6021964: 4031965: 6901966: 3341967: 4281968: 3001969: 1961970: 7831971: 3231972: 7061973: 6501974: 9951975: 1,1661976: 5411977: 8751978: 4621979: 7191980: 6871981: 6691982: 7591983: 6471984: 1,3051985: 4461986: 1,7661987: 5601988: 5711989: 1,3671990: 8751991: 1,2431992: 1,3461993: 1,0151994: 6661995: 1,0131996: 6481997: 1,2781998: 1,3461999: 8042000: 1,5362001: 1,5362002: 8762003: 7582004: 5192005: 1,4842006: 7672007: 1,2842008: 7662009: 8542010: 1,1252011: 7632012: 5052013: 6152014: 8002015: 8682016: 7812017: 1,2532018: 6402019: 5202020: 1,0882021: 3552022: 2982023: 5782024: 1,1202025: 5701825187118971914193119481965198219992016
Records set or tied on this calendar date in each year from 1825 to 1857. 1857 had 2 records.
Counts for years before the ledger starts come from the same station rules.
Records on 09-25 in each year
YearRecords
18251
18341
18361
18421
18431
18471
18511
18521
18551
18572
18591
18601
18631
18651
18662
18672
18681
18712
18721
18741
18751
18773
18792
18813
18843
18856
18861
18873
18897
18913
18937
18943
18955
18965
18972
18981
18992
19007
19016
190211
19034
190410
190516
19067
190735
190820
190922
19105
19119
191263
191313
191415
191543
1916139
1917138
191816
191920
192075
192132
192247
192368
1924157
1925141
1926740
1927166
1928480
1929158
1930489
1931500
1932260
1933542
1934394
1935258
1936274
1937190
1938335
1939454
1940517
1941269
1942970
1943488
1944246
1945514
1946292
1947666
1948501
1949479
19501,163
1951639
1952515
1953242
1954292
1955546
1956503
1957231
1958454
1959396
1960694
1961530
1962305
1963602
1964403
1965690
1966334
1967428
1968300
1969196
1970783
1971323
1972706
1973650
1974995
19751,166
1976541
1977875
1978462
1979719
1980687
1981669
1982759
1983647
19841,305
1985446
19861,766
1987560
1988571
19891,367
1990875
19911,243
19921,346
19931,015
1994666
19951,013
1996648
19971,278
19981,346
1999804
20001,536
20011,536
2002876
2003758
2004519
20051,484
2006767
20071,284
2008766
2009854
20101,125
2011763
2012505
2013615
2014800
2015868
2016781
20171,253
2018640
2019520
20201,088
2021355
2022298
2023578
20241,120
2025570

Download the Data

  • Data for records on 1857-09-25: CSV or JSON. Field meanings are on the data page.

Sources: 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)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-18 (18 October 2026). Records are computed by this site and are not official.

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