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Built 2026-10-15 (15 October 2026)

Winchester Weather Records (USC00158757)

Record envelope, standing records and threshold days for Winchester (USC00158757), Kentucky, United States, with 51 years of record.

Key Facts for Winchester

  • Winchester (USC00158757) is a weather station in Kentucky, United States at 37.92 latitude and -84.27 longitude, 301 m (989 ft) above sea level.
  • The station reports from 1894 to 1944, 51 years of record.
  • 1,462 records set at Winchester still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Kentucky, United States, 37.92 latitude, -84.27 longitude.
  • Elevation: 301 m (989 ft).
  • Period of record: 1894 to 1944, 51 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Winchester, with 2026 drawn through them The band shows the record high and record low for each calendar day at Winchester. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -40-2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Winchester. 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 Winchester, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan25.6 C (78.1 F)-23.9 C (-11.0 F)n/an/a
Feb23.3 C (73.9 F)-24.4 C (-11.9 F)n/an/a
Mar26.1 C (79.0 F)-13.9 C (7.0 F)n/an/a
Apr31.7 C (89.1 F)-6.1 C (21.0 F)n/an/a
May35.6 C (96.1 F)1.1 C (34.0 F)n/an/a
Jun37.8 C (100.0 F)8.9 C (48.0 F)n/an/a
Jul36.7 C (98.1 F)8.9 C (48.0 F)n/an/a
Aug37.2 C (99.0 F)7.8 C (46.0 F)n/an/a
Sep36.1 C (97.0 F)0.0 C (32.0 F)n/an/a
Oct33.3 C (91.9 F)-4.4 C (24.1 F)n/an/a
Nov26.1 C (79.0 F)-12.8 C (9.0 F)n/an/a
Dec21.1 C (70.0 F)-15.0 C (5.0 F)n/an/a

Which Years Hold Standing Records

1,462 standing records
Standing records at Winchester by the year they were set 1,462 records at Winchester still stand. 1942 holds the most, with 264. 01002003001895: 321937: 1611938: 681939: 671940: 2481941: 2521942: 2641943: 1911944: 179189519371938193919401941194219431944
1,462 records at Winchester still stand. 1942 holds the most, with 264.
Standing records at Winchester by the year they were set
Year setStanding records
189532
1937161
193868
193967
1940248
1941252
1942264
1943191
1944179

Wettest Day of Each Month

Aug: 89.9 mm (3.5 in)
Record daily precipitation for each month at Winchester The wettest day on record for each calendar month at Winchester. The most was 89.9 mm (3.5 in) on 23 August 1942. 0255075100 Jan: 52.6 mm (2.1 in), 29 January 1939 Jan Feb: 45.0 mm (1.8 in), 3 February 1939 Feb Mar: 62.7 mm (2.5 in), 3 March 1940 Mar Apr: 49.8 mm (2.0 in), 9 April 1942 Apr May: 33.0 mm (1.3 in), 25 May 1943 May Jun: 38.6 mm (1.5 in), 19 June 1942 Jun Jul: 66.0 mm (2.6 in), 16 July 1940 Jul Aug: 89.9 mm (3.5 in), 23 August 1942 Aug Sep: 30.7 mm (1.2 in), 10 September 1942 Sep Oct: 31.2 mm (1.2 in), 31 October 1941 Oct Nov: 55.6 mm (2.2 in), 19 November 1938 Nov Dec: 72.1 mm (2.8 in), 29 December 1942 Dec
The wettest day on record for each calendar month at Winchester. The most was 89.9 mm (3.5 in) on 23 August 1942.
Record daily precipitation for each month at Winchester
MonthRecord daily precipitation (mm)Date
Jan52.6 mm (2.1 in)29 January 1939
Feb45.0 mm (1.8 in)3 February 1939
Mar62.7 mm (2.5 in)3 March 1940
Apr49.8 mm (2.0 in)9 April 1942
May33.0 mm (1.3 in)25 May 1943
Jun38.6 mm (1.5 in)19 June 1942
Jul66.0 mm (2.6 in)16 July 1940
Aug89.9 mm (3.5 in)23 August 1942
Sep30.7 mm (1.2 in)10 September 1942
Oct31.2 mm (1.2 in)31 October 1941
Nov55.6 mm (2.2 in)19 November 1938
Dec72.1 mm (2.8 in)29 December 1942

Period of Record Coverage

1895 to 1944
Days with data per year at Winchester 9 years of record at Winchester, 1895 to 1944. 6 years have data for under 90 percent of days and are left out of rankings: 1895, 1937, 1938, 1939, 1940, 1944. 1895: 35 of 365 days1937: 236 of 365 days1938: 92 of 365 days1939: 90 of 365 days1940: 305 of 366 days1941: 365 of 365 days1942: 364 of 365 days1943: 355 of 365 days1944: 270 of 366 days18951940
9 years of record at Winchester, 1895 to 1944. 6 years have data for under 90 percent of days and are left out of rankings: 1895, 1937, 1938, 1939, 1940, 1944.
Days with data per year at Winchester
YearDays with dataShare of yearComplete
18953510%No
193723665%No
19389225%No
19399025%No
194030583%No
1941365100%Yes
1942364100%Yes
194335597%Yes
194427074%No

Latest Records

0

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

Extremes by Year

1894 to 1944
Yearly extremes at Winchester: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)37.8 C (100.0 F)194435.6 C (96.1 F)9
Coldest night (TNn)-24.4 C (-11.9 F)1895-15.0 C (5.0 F)9
Wettest day (Rx1day)89.9 mm (3.5 in)194252.5 mm (2.1 in)10
Wettest five days (Rx5day)123.5 mm (4.9 in)194071.4 mm (2.8 in)10
Longest dry spell (CDD)24 days194119 days10

Hottest day (TXx)

Hottest day (TXx) at Winchester by year The hottest day of the year at Winchester, 1894 to 1944. The record is 37.8 C (100.0 F) in 1944, marked on the chart; the median year is 35.6 C (96.1 F). 15202530354019001910192019301940Record: 37.8 C (100.0 F) in 1944
The hottest day of the year at Winchester, 1894 to 1944. The record is 37.8 C (100.0 F) in 1944, marked on the chart; the median year is 35.6 C (96.1 F).
Hottest day (TXx) at Winchester by year
YearHottest day (TXx)
1894n/a
189518.3 C (64.9 F)
193736.7 C (98.1 F)
193829.4 C (84.9 F)
193931.7 C (89.1 F)
194035.6 C (96.1 F)
194137.2 C (99.0 F)
194234.4 C (93.9 F)
194336.1 C (97.0 F)
194437.8 C (100.0 F)

Coldest night (TNn)

Coldest night (TNn) at Winchester by year The coldest night of the year at Winchester, 1894 to 1944. The record is -24.4 C (-11.9 F) in 1895, marked on the chart; the median year is -15.0 C (5.0 F). -25-20-15-1019001910192019301940Record: -24.4 C (-11.9 F) in 1895
The coldest night of the year at Winchester, 1894 to 1944. The record is -24.4 C (-11.9 F) in 1895, marked on the chart; the median year is -15.0 C (5.0 F).
Coldest night (TNn) at Winchester by year
YearColdest night (TNn)
1894n/a
1895-24.4 C (-11.9 F)
1937-15.0 C (5.0 F)
1938-12.8 C (9.0 F)
1939-11.7 C (10.9 F)
1940-11.7 C (10.9 F)
1941-13.9 C (7.0 F)
1942-23.9 C (-11.0 F)
1943-16.7 C (1.9 F)
1944-15.6 C (3.9 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Winchester by year The wettest day of the year at Winchester, 1894 to 1944. The record is 89.9 mm (3.5 in) in 1942, marked on the chart; the median year is 52.5 mm (2.1 in). 02040608010019001910192019301940Record: 89.9 mm (3.5 in) in 1942
The wettest day of the year at Winchester, 1894 to 1944. The record is 89.9 mm (3.5 in) in 1942, marked on the chart; the median year is 52.5 mm (2.1 in).
Wettest day (Rx1day) at Winchester by year
YearWettest day (Rx1day)
189420.3 mm (0.8 in)
189515.0 mm (0.6 in)
193731.2 mm (1.2 in)
193855.6 mm (2.2 in)
193952.6 mm (2.1 in)
194069.9 mm (2.8 in)
194139.9 mm (1.6 in)
194289.9 mm (3.5 in)
194362.5 mm (2.5 in)
194452.3 mm (2.1 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Winchester by year The wettest five days of the year at Winchester, 1894 to 1944. The record is 123.5 mm (4.9 in) in 1940, marked on the chart; the median year is 71.4 mm (2.8 in). 25507510012519001910192019301940Record: 123.5 mm (4.9 in) in 1940
The wettest five days of the year at Winchester, 1894 to 1944. The record is 123.5 mm (4.9 in) in 1940, marked on the chart; the median year is 71.4 mm (2.8 in).
Wettest five days (Rx5day) at Winchester by year
YearWettest five days (Rx5day)
189438.5 mm (1.5 in)
189525.4 mm (1.0 in)
193754.6 mm (2.1 in)
193861.1 mm (2.4 in)
193978.0 mm (3.1 in)
1940123.5 mm (4.9 in)
194164.8 mm (2.6 in)
1942119.3 mm (4.7 in)
1943116.9 mm (4.6 in)
194489.4 mm (3.5 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Winchester by year The longest dry spell of the year at Winchester, 1894 to 1944. The record is 24 days in 1941, marked on the chart; the median year is 19 days. 51015202519001910192019301940Record: 24 days in 1941
The longest dry spell of the year at Winchester, 1894 to 1944. The record is 24 days in 1941, marked on the chart; the median year is 19 days.
Longest dry spell (CDD) at Winchester by year
YearLongest dry spell (CDD)
18948 days
189521 days
193721 days
193819 days
19398 days
194019 days
194124 days
194218 days
194322 days
194417 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 Winchester standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Winchester 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 . Last revised (2025-12-31).