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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

Williamstown Weather Records (USC00309480)

Record envelope, standing records and threshold days for Williamstown (USC00309480), New York, United States, with 74 years of record.

Key Facts for Williamstown

  • Williamstown (USC00309480) is a weather station in New York, United States at 43.38 latitude and -75.92 longitude, 215 m (705 ft) above sea level.
  • The station reports from 1932 to 2005, 74 years of record.
  • 0 records set at Williamstown still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: New York, United States, 43.38 latitude, -75.92 longitude.
  • Elevation: 215 m (705 ft).
  • Period of record: 1932 to 2005, 74 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Williamstown, with 2026 drawn through them The band shows the record high and record low for each calendar day at Williamstown. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. 000111 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Williamstown. 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 Williamstown, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
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Aprn/an/an/an/a
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Juln/an/an/an/a
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Decn/an/an/an/a

Which Years Hold Standing Records

0 standing records
Standing records at Williamstown by the year they were set 0 records at Williamstown still stand. 00000000000
0 records at Williamstown still stand.
Standing records at Williamstown by the year they were set
Year setStanding records

Wettest Day of Each Month

Mar: 86.4 mm (3.4 in)
Record daily precipitation for each month at Williamstown The wettest day on record for each calendar month at Williamstown. The most was 86.4 mm (3.4 in) on 13 March 2004. 0255075100 Jan: 38.9 mm (1.5 in), 25 January 1937 Jan Feb: 53.3 mm (2.1 in), 20 February 1941 Feb Mar: 86.4 mm (3.4 in), 13 March 2004 Mar Apr: 47.0 mm (1.9 in), 28 April 1945 Apr May: 47.0 mm (1.9 in), 12 May 1946 May Jun: 63.0 mm (2.5 in), 18 June 1940 Jun Jul: 54.6 mm (2.1 in), 11 July 1945 Jul Aug: 61.2 mm (2.4 in), 31 August 1932 Aug Sep: 57.9 mm (2.3 in), 23 September 2003 Sep Oct: 86.4 mm (3.4 in), 2 October 1945 Oct Nov: 71.1 mm (2.8 in), 9 November 1943 Nov Dec: 66.3 mm (2.6 in), 15 December 2003 Dec
The wettest day on record for each calendar month at Williamstown. The most was 86.4 mm (3.4 in) on 13 March 2004.
Record daily precipitation for each month at Williamstown
MonthRecord daily precipitation (mm)Date
Jan38.9 mm (1.5 in)25 January 1937
Feb53.3 mm (2.1 in)20 February 1941
Mar86.4 mm (3.4 in)13 March 2004
Apr47.0 mm (1.9 in)28 April 1945
May47.0 mm (1.9 in)12 May 1946
Jun63.0 mm (2.5 in)18 June 1940
Jul54.6 mm (2.1 in)11 July 1945
Aug61.2 mm (2.4 in)31 August 1932
Sep57.9 mm (2.3 in)23 September 2003
Oct86.4 mm (3.4 in)2 October 1945
Nov71.1 mm (2.8 in)9 November 1943
Dec66.3 mm (2.6 in)15 December 2003

Latest Records

0

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

Extremes by Year

1932 to 2005
Yearly extremes at Williamstown: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)86.4 mm (3.4 in)194550.8 mm (2.0 in)17
Wettest five days (Rx5day)190.8 mm (7.5 in)193281.5 mm (3.2 in)17
Longest dry spell (CDD)26 days193816 days17

Wettest day (Rx1day)

Wettest day (Rx1day) at Williamstown by year The wettest day of the year at Williamstown, 1932 to 2005. The record is 86.4 mm (3.4 in) in 1945, marked on the chart; the median year is 50.8 mm (2.0 in). 204060801001940196019802000Record: 86.4 mm (3.4 in) in 1945
The wettest day of the year at Williamstown, 1932 to 2005. The record is 86.4 mm (3.4 in) in 1945, marked on the chart; the median year is 50.8 mm (2.0 in).
Wettest day (Rx1day) at Williamstown by year
YearWettest day (Rx1day)
193264.8 mm (2.6 in)
193336.3 mm (1.4 in)
193450.0 mm (2.0 in)
193549.0 mm (1.9 in)
193642.9 mm (1.7 in)
193747.0 mm (1.9 in)
193850.8 mm (2.0 in)
194063.0 mm (2.5 in)
194153.3 mm (2.1 in)
194256.9 mm (2.2 in)
194371.1 mm (2.8 in)
194450.8 mm (2.0 in)
194586.4 mm (3.4 in)
194647.0 mm (1.9 in)
200366.3 mm (2.6 in)
200486.4 mm (3.4 in)
200525.4 mm (1.0 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Williamstown by year The wettest five days of the year at Williamstown, 1932 to 2005. The record is 190.8 mm (7.5 in) in 1932, marked on the chart; the median year is 81.5 mm (3.2 in). 0501001502001940196019802000Record: 190.8 mm (7.5 in) in 1932
The wettest five days of the year at Williamstown, 1932 to 2005. The record is 190.8 mm (7.5 in) in 1932, marked on the chart; the median year is 81.5 mm (3.2 in).
Wettest five days (Rx5day) at Williamstown by year
YearWettest five days (Rx5day)
1932190.8 mm (7.5 in)
193357.9 mm (2.3 in)
193455.6 mm (2.2 in)
193581.5 mm (3.2 in)
193672.3 mm (2.8 in)
193792.8 mm (3.7 in)
193892.2 mm (3.6 in)
194065.6 mm (2.6 in)
194181.0 mm (3.2 in)
1942123.3 mm (4.9 in)
1943123.3 mm (4.9 in)
194472.4 mm (2.9 in)
1945104.2 mm (4.1 in)
194633.0 mm (1.3 in)
200393.5 mm (3.7 in)
2004150.2 mm (5.9 in)
200567.1 mm (2.6 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Williamstown by year The longest dry spell of the year at Williamstown, 1932 to 2005. The record is 26 days in 1938, marked on the chart; the median year is 16 days. 510152025301940196019802000Record: 26 days in 1938
The longest dry spell of the year at Williamstown, 1932 to 2005. The record is 26 days in 1938, marked on the chart; the median year is 16 days.
Longest dry spell (CDD) at Williamstown by year
YearLongest dry spell (CDD)
193217 days
193321 days
193413 days
193518 days
193613 days
193716 days
193826 days
194016 days
194119 days
194222 days
194318 days
194418 days
194516 days
19466 days
200315 days
200412 days
200512 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 Williamstown standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Williamstown 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

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