Built 2026-10-15 (15 October 2026)

Ludlow Weather Records (USC00434747)

Record envelope, standing records and threshold days for Ludlow (USC00434747), Vermont, United States, with 36 years of record.

Key Facts for Ludlow

  • Ludlow (USC00434747) is a weather station in Vermont, United States at 43.39 latitude and -72.71 longitude, 386 m (1,265 ft) above sea level.
  • The station reports from 1970 to 2005, 36 years of record.
  • 0 records set at Ludlow still stand.
  • Records are tracked for prcp, snow, snwd: an element needs 30 years of data to be eligible.
  • Ludlow set a daily record precipitation of 37.6 mm (1.5 in) on 25 November 2004.

About the Station

  • Location: Vermont, United States, 43.39 latitude, -72.71 longitude.
  • Elevation: 386 m (1,265 ft).
  • Period of record: 1970 to 2005, 36 years.
  • Eligible elements: prcp, snow, snwd.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Ludlow, with 2026 drawn through them The band shows the record high and record low for each calendar day at Ludlow. 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 Ludlow. 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 Ludlow, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
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Which Years Hold Standing Records

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

All-Time Record Progression

1 new records
When Ludlow set new all-time records 1 all-time records were set at Ludlow between 6 March 2001 and 6 March 2001. Each dot is a new record. Record daily snowfall6 March 2001: Record daily snowfall 57.4 cm (22.6 in)
1 all-time records were set at Ludlow between 6 March 2001 and 6 March 2001. Each dot is a new record.
When Ludlow set new all-time records
DateKindDetail
2001-03-06Record daily snowfallRecord daily snowfall 57.4 cm (22.6 in)

Wettest Day of Each Month

Sep: 138.9 mm (5.5 in)
Record daily precipitation for each month at Ludlow The wettest day on record for each calendar month at Ludlow. The most was 138.9 mm (5.5 in) on 17 September 1999. 050100150 Jan: 51.6 mm (2.0 in), 30 January 1990 Jan Feb: 48.3 mm (1.9 in), 23 February 1974 Feb Mar: 66.0 mm (2.6 in), 14 March 1977 Mar Apr: 86.4 mm (3.4 in), 29 April 1988 Apr May: 69.3 mm (2.7 in), 25 May 1979 May Jun: 128.8 mm (5.1 in), 30 June 1973 Jun Jul: 86.6 mm (3.4 in), 14 July 1996 Jul Aug: 98.6 mm (3.9 in), 7 August 1990 Aug Sep: 138.9 mm (5.5 in), 17 September 1999 Sep Oct: 87.1 mm (3.4 in), 21 October 1996 Oct Nov: 61.2 mm (2.4 in), 2 November 1997 Nov Dec: 53.1 mm (2.1 in), 22 December 1993 Dec
The wettest day on record for each calendar month at Ludlow. The most was 138.9 mm (5.5 in) on 17 September 1999.
Record daily precipitation for each month at Ludlow
MonthRecord daily precipitation (mm)Date
Jan51.6 mm (2.0 in)30 January 1990
Feb48.3 mm (1.9 in)23 February 1974
Mar66.0 mm (2.6 in)14 March 1977
Apr86.4 mm (3.4 in)29 April 1988
May69.3 mm (2.7 in)25 May 1979
Jun128.8 mm (5.1 in)30 June 1973
Jul86.6 mm (3.4 in)14 July 1996
Aug98.6 mm (3.9 in)7 August 1990
Sep138.9 mm (5.5 in)17 September 1999
Oct87.1 mm (3.4 in)21 October 1996
Nov61.2 mm (2.4 in)2 November 1997
Dec53.1 mm (2.1 in)22 December 1993

Latest Records

20
Latest records at Ludlow
DateStationRecordValueBeat old record byOld record stoodSignificance
25 November 2004Ludlow, USdaily rain37.6 mm (1.5 in)8.6 mm (0.34 in)24 years18 of 100 (Routine)
9 November 2004Ludlow, USdaily snowfall1.8 cm (0.7 in)1.5 cm (0.6 in)9 years7 of 100 (Routine)
16 October 2004Ludlow, USdaily rain17.8 mm (0.7 in)0.3 mm (0.01 in)34 years13 of 100 (Routine)
18 September 2004Ludlow, USdaily rain28.4 mm (1.1 in)14.2 mm (0.6 in)24 years21 of 100 (Routine)
24 July 2004Ludlow, USdaily rain26.7 mm (1.1 in)0.3 mm (0.01 in)28 years11 of 100 (Routine)
9 July 2004Ludlow, USdaily rain21.6 mm (0.9 in)4.1 mm (0.16 in)24 years13 of 100 (Routine)
24 May 2004Ludlow, USdaily rain29.2 mm (1.1 in)0.5 mm (0.02 in)4 years4 of 100 (Routine)
13 April 2004Ludlow, USdaily rain13.2 mm (0.5 in)0.5 mm (0.02 in)7 years5 of 100 (Routine)
13 April 2004Ludlow, USdaily snowfall (Tie)0.5 cm (0.2 in)tie12 years1 of 100 (Routine)
18 December 2003Ludlow, USdaily rain (Tie)51.6 mm (2.0 in)tie2 years0 of 100 (Routine)
15 December 2003Ludlow, USdaily rain30.2 mm (1.2 in)11.9 mm (0.5 in)25 years22 of 100 (Routine)
15 December 2003Ludlow, USdaily snowfall25.4 cm (10.0 in)11.9 cm (4.7 in)8 years22 of 100 (Routine)
12 December 2003Ludlow, USdaily rain31.2 mm (1.2 in)8.1 mm (0.32 in)0 years11 of 100 (Routine)
7 December 2003Ludlow, USdaily snowfall17.3 cm (6.8 in)7.6 cm (3.0 in)25 years21 of 100 (Routine)
2 December 2003Ludlow, USdaily snowfall6.1 cm (2.4 in)3.1 cm (1.2 in)5 years8 of 100 (Routine)
29 November 2003Ludlow, USdaily rain34.8 mm (1.4 in)4.3 mm (0.17 in)9 years9 of 100 (Routine)
20 November 2003Ludlow, USdaily rain40.9 mm (1.6 in)6.6 mm (0.26 in)14 years13 of 100 (Routine)
8 November 2003Ludlow, USdaily snowfall (Tie)0.8 cm (0.3 in)tie4 years1 of 100 (Routine)
30 October 2003Ludlow, USdaily rain28.2 mm (1.1 in)8.1 mm (0.32 in)29 years18 of 100 (Routine)
29 October 2003Ludlow, USdaily rain17.5 mm (0.7 in)7.1 mm (0.28 in)16 years13 of 100 (Routine)

Extremes by Year

1970 to 2005
Yearly extremes at Ludlow: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)138.9 mm (5.5 in)199961.4 mm (2.4 in)36
Wettest five days (Rx5day)189.5 mm (7.5 in)197394.3 mm (3.7 in)36
Longest dry spell (CDD)24 days199514 days36

Wettest day (Rx1day)

Wettest day (Rx1day) at Ludlow by year The wettest day of the year at Ludlow, 1970 to 2005. The record is 138.9 mm (5.5 in) in 1999, marked on the chart; the median year is 61.4 mm (2.4 in). 0501001501970198019902000Record: 138.9 mm (5.5 in) in 1999
The wettest day of the year at Ludlow, 1970 to 2005. The record is 138.9 mm (5.5 in) in 1999, marked on the chart; the median year is 61.4 mm (2.4 in).
Wettest day (Rx1day) at Ludlow by year
YearWettest day (Rx1day)
197031.2 mm (1.2 in)
197162.2 mm (2.4 in)
197245.7 mm (1.8 in)
1973128.8 mm (5.1 in)
197455.9 mm (2.2 in)
197583.3 mm (3.3 in)
197668.1 mm (2.7 in)
197766.0 mm (2.6 in)
197849.3 mm (1.9 in)
197969.3 mm (2.7 in)
198056.1 mm (2.2 in)
198138.4 mm (1.5 in)
198243.7 mm (1.7 in)
198361.5 mm (2.4 in)
198466.8 mm (2.6 in)
198567.1 mm (2.6 in)
198658.9 mm (2.3 in)
1987109.2 mm (4.3 in)
198886.4 mm (3.4 in)
198955.9 mm (2.2 in)
199098.6 mm (3.9 in)
199161.0 mm (2.4 in)
199269.6 mm (2.7 in)
199353.1 mm (2.1 in)
199448.3 mm (1.9 in)
199552.1 mm (2.1 in)
199687.1 mm (3.4 in)
199761.2 mm (2.4 in)
199867.6 mm (2.7 in)
1999138.9 mm (5.5 in)
200062.7 mm (2.5 in)
200183.8 mm (3.3 in)
200247.8 mm (1.9 in)
200351.6 mm (2.0 in)
200437.6 mm (1.5 in)
200515.0 mm (0.6 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Ludlow by year The wettest five days of the year at Ludlow, 1970 to 2005. The record is 189.5 mm (7.5 in) in 1973, marked on the chart; the median year is 94.3 mm (3.7 in). 0501001502001970198019902000Record: 189.5 mm (7.5 in) in 1973
The wettest five days of the year at Ludlow, 1970 to 2005. The record is 189.5 mm (7.5 in) in 1973, marked on the chart; the median year is 94.3 mm (3.7 in).
Wettest five days (Rx5day) at Ludlow by year
YearWettest five days (Rx5day)
197064.0 mm (2.5 in)
197194.0 mm (3.7 in)
197264.6 mm (2.5 in)
1973189.5 mm (7.5 in)
197486.9 mm (3.4 in)
1975139.2 mm (5.5 in)
1976133.7 mm (5.3 in)
197776.1 mm (3.0 in)
197876.9 mm (3.0 in)
1979122.7 mm (4.8 in)
198070.5 mm (2.8 in)
198198.7 mm (3.9 in)
198273.6 mm (2.9 in)
198390.7 mm (3.6 in)
1984153.2 mm (6.0 in)
198596.0 mm (3.8 in)
1986102.4 mm (4.0 in)
1987124.2 mm (4.9 in)
1988115.3 mm (4.5 in)
198999.5 mm (3.9 in)
1990131.6 mm (5.2 in)
199186.9 mm (3.4 in)
199294.5 mm (3.7 in)
199367.8 mm (2.7 in)
199497.8 mm (3.9 in)
199577.2 mm (3.0 in)
1996132.5 mm (5.2 in)
199785.6 mm (3.4 in)
1998154.0 mm (6.1 in)
1999152.6 mm (6.0 in)
2000132.9 mm (5.2 in)
200184.6 mm (3.3 in)
200275.7 mm (3.0 in)
200389.4 mm (3.5 in)
200471.2 mm (2.8 in)
200521.1 mm (0.8 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Ludlow by year The longest dry spell of the year at Ludlow, 1970 to 2005. The record is 24 days in 1995, marked on the chart; the median year is 14 days. 01020301970198019902000Record: 24 days in 1995
The longest dry spell of the year at Ludlow, 1970 to 2005. The record is 24 days in 1995, marked on the chart; the median year is 14 days.
Longest dry spell (CDD) at Ludlow by year
YearLongest dry spell (CDD)
197014 days
197115 days
197212 days
197314 days
197414 days
197514 days
197610 days
197710 days
197817 days
197915 days
198022 days
198114 days
198212 days
198315 days
198417 days
198514 days
198613 days
198719 days
198816 days
198914 days
199012 days
199113 days
199212 days
19939 days
199414 days
199524 days
199611 days
199714 days
199813 days
199911 days
200010 days
200121 days
200211 days
200314 days
200414 days
20053 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.

Rainfall Return Levels

33 years, 1971 to 2003

A day with at least 62.1 mm (2.4 in) of rain is expected about once in 2 years. A day with at least 163.3 mm (6.4 in) of rain is expected about once in 100 years.

Rainfall return levels at Ludlow: the daily rain expected about once in a given number of years
Expected about once inA day with at leastNote
2 years62.1 mm (2.4 in)
5 years81.0 mm (3.2 in)
10 years96.2 mm (3.8 in)
25 years119.3 mm (4.7 in)
50 years139.7 mm (5.5 in)Longer than the 33 years of record
100 years163.3 mm (6.4 in)Longer than the 33 years of record

The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 33 years of values from 1971 to 2003.

A return level is an estimate. It is least reliable for the long periods, 50 and 100 years, and for any period longer than the record behind the fit, where the fit has to reach past the largest day actually observed. It is not a forecast.

The largest wettest-day totals in the fit: 138.9 mm (5.5 in) in 1999; 128.8 mm (5.1 in) in 1973; 109.2 mm (4.3 in) in 1987.

Download the Data

  • Data for Ludlow standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Ludlow 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

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