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

Old Town Bay Weather Records (USC00166968)

Record envelope, standing records and threshold days for Old Town Bay (USC00166968), Louisiana, United States, with 66 years of record.

Key Facts for Old Town Bay

  • Old Town Bay (USC00166968) is a weather station in Louisiana, United States at 30.29 latitude and -93.14 longitude, 4 m (12 ft) above sea level.
  • The station reports from 1954 to 2019, 66 years of record.
  • 0 records set at Old Town Bay still stand.
  • Records are tracked for prcp: an element needs 30 years of data to be eligible.
  • Old Town Bay tied a daily record precipitation of 40.6 mm (1.6 in) on 14 December 2018.

About the Station

  • Location: Louisiana, United States, 30.29 latitude, -93.14 longitude.
  • Elevation: 4 m (12 ft).
  • Period of record: 1954 to 2019, 66 years.
  • Eligible elements: prcp.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Old Town Bay, with 2026 drawn through them The band shows the record high and record low for each calendar day at Old Town Bay. 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 Old Town Bay. 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 Old Town Bay, 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 Old Town Bay by the year they were set 0 records at Old Town Bay still stand. 00000000000
0 records at Old Town Bay still stand.
Standing records at Old Town Bay by the year they were set
Year setStanding records

All-Time Record Progression

1 new records
When Old Town Bay set new all-time records 1 all-time records were set at Old Town Bay between 4 May 2017 and 4 May 2017. Each dot is a new record. Record daily precipitation4 May 2017: Record daily precipitation 269.2 mm (10.6 in)
1 all-time records were set at Old Town Bay between 4 May 2017 and 4 May 2017. Each dot is a new record.
When Old Town Bay set new all-time records
DateKindDetail
2017-05-04Record daily precipitationRecord daily precipitation 269.2 mm (10.6 in)

Wettest Day of Each Month

May: 269.2 mm (10.6 in)
Record daily precipitation for each month at Old Town Bay The wettest day on record for each calendar month at Old Town Bay. The most was 269.2 mm (10.6 in) on 4 May 2017. 0100200300 Jan: 157.5 mm (6.2 in), 10 January 2012 Jan Feb: 110.5 mm (4.4 in), 11 February 1959 Feb Mar: 97.0 mm (3.8 in), 30 March 2017 Mar Apr: 123.2 mm (4.9 in), 30 April 1960 Apr May: 269.2 mm (10.6 in), 4 May 2017 May Jun: 132.6 mm (5.2 in), 17 June 2004 Jun Jul: 114.3 mm (4.5 in), 10 July 2012 Jul Aug: 248.9 mm (9.8 in), 29 August 2017 Aug Sep: 231.1 mm (9.1 in), 21 September 2013 Sep Oct: 215.9 mm (8.5 in), 27 October 2006 Oct Nov: 101.6 mm (4.0 in), 1 November 2015 Nov Dec: 151.9 mm (6.0 in), 11 December 1964 Dec
The wettest day on record for each calendar month at Old Town Bay. The most was 269.2 mm (10.6 in) on 4 May 2017.
Record daily precipitation for each month at Old Town Bay
MonthRecord daily precipitation (mm)Date
Jan157.5 mm (6.2 in)10 January 2012
Feb110.5 mm (4.4 in)11 February 1959
Mar97.0 mm (3.8 in)30 March 2017
Apr123.2 mm (4.9 in)30 April 1960
May269.2 mm (10.6 in)4 May 2017
Jun132.6 mm (5.2 in)17 June 2004
Jul114.3 mm (4.5 in)10 July 2012
Aug248.9 mm (9.8 in)29 August 2017
Sep231.1 mm (9.1 in)21 September 2013
Oct215.9 mm (8.5 in)27 October 2006
Nov101.6 mm (4.0 in)1 November 2015
Dec151.9 mm (6.0 in)11 December 1964

Latest Records

20
Latest records at Old Town Bay
DateStationRecordValueBeat old record byOld record stoodSignificance
14 December 2018Old Town Bay, USdaily rain (Tie)40.6 mm (1.6 in)tie3 years1 of 100 (Routine)
8 December 2018Old Town Bay, USdaily rain86.4 mm (3.4 in)48.3 mm (1.9 in)8 years27 of 100 (Routine)
27 September 2018Old Town Bay, USdaily rain27.9 mm (1.1 in)22.8 mm (0.9 in)60 years32 of 100 (Routine)
25 September 2018Old Town Bay, USdaily rain5.1 mm (0.20 in)2.6 mm (0.10 in)63 years20 of 100 (Routine)
7 September 2018Old Town Bay, USdaily rain20.3 mm (0.8 in)1.2 mm (0.05 in)4 years7 of 100 (Routine)
3 September 2018Old Town Bay, USdaily rain36.3 mm (1.4 in)22.8 mm (0.9 in)5 years15 of 100 (Routine)
27 May 2018Old Town Bay, USdaily rain40.6 mm (1.6 in)7.1 mm (0.28 in)3 years8 of 100 (Routine)
22 April 2018Old Town Bay, USdaily rain33.0 mm (1.3 in)5.1 mm (0.20 in)1 year8 of 100 (Routine)
7 April 2018Old Town Bay, USdaily rain38.1 mm (1.5 in)9.4 mm (0.37 in)13 years14 of 100 (Routine)
29 March 2018Old Town Bay, USdaily rain26.7 mm (1.1 in)16.5 mm (0.6 in)59 years32 of 100 (Routine)
8 February 2018Old Town Bay, USdaily rain16.5 mm (0.6 in)4.6 mm (0.18 in)60 years20 of 100 (Routine)
27 January 2018Old Town Bay, USdaily rain50.8 mm (2.0 in)6.3 mm (0.25 in)2 years9 of 100 (Routine)
8 January 2018Old Town Bay, USdaily rain58.4 mm (2.3 in)3.8 mm (0.15 in)56 years24 of 100 (Routine)
27 December 2017Old Town Bay, USdaily rain22.9 mm (0.9 in)2.3 mm (0.09 in)10 years9 of 100 (Routine)
6 December 2017Old Town Bay, USdaily rain127.0 mm (5.0 in)118.1 mm (4.6 in)56 years63 of 100 (Major)
28 October 2017Old Town Bay, USdaily rain14.0 mm (0.6 in)3.6 mm (0.14 in)63 years20 of 100 (Routine)
30 August 2017Old Town Bay, USdaily rain59.7 mm (2.4 in)22.4 mm (0.9 in)16 years19 of 100 (Routine)
29 August 2017Old Town Bay, USmonthly rain248.9 mm (9.8 in)34.3 mm (1.4 in)55 years47 of 100 (Notable)
28 August 2017Old Town Bay, USdaily rain152.4 mm (6.0 in)101.6 mm (4.0 in)62 years64 of 100 (Major)
25 August 2017Old Town Bay, USdaily rain33.0 mm (1.3 in)4.6 mm (0.18 in)4 years9 of 100 (Routine)

Extremes by Year

1954 to 2019
Yearly extremes at Old Town Bay: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)269.2 mm (10.6 in)2017102.1 mm (4.0 in)35
Wettest five days (Rx5day)510.5 mm (20.1 in)2017158.1 mm (6.2 in)35
Longest dry spell (CDD)47 days196326 days35

Wettest day (Rx1day)

Wettest day (Rx1day) at Old Town Bay by year The wettest day of the year at Old Town Bay, 1954 to 2019. The record is 269.2 mm (10.6 in) in 2017, marked on the chart; the median year is 102.1 mm (4.0 in). 0100200300196019802000Record: 269.2 mm (10.6 in) in 2017
The wettest day of the year at Old Town Bay, 1954 to 2019. The record is 269.2 mm (10.6 in) in 2017, marked on the chart; the median year is 102.1 mm (4.0 in).
Wettest day (Rx1day) at Old Town Bay by year
YearWettest day (Rx1day)
195479.2 mm (3.1 in)
1955125.7 mm (4.9 in)
195687.1 mm (3.4 in)
1957101.6 mm (4.0 in)
195874.2 mm (2.9 in)
1959110.5 mm (4.4 in)
1960123.2 mm (4.9 in)
1961101.6 mm (4.0 in)
1962214.6 mm (8.4 in)
196376.2 mm (3.0 in)
1964151.9 mm (6.0 in)
196586.4 mm (3.4 in)
1966101.6 mm (4.0 in)
196798.6 mm (3.9 in)
1968102.1 mm (4.0 in)
196963.5 mm (2.5 in)
2001101.6 mm (4.0 in)
2002104.1 mm (4.1 in)
200391.4 mm (3.6 in)
2004152.4 mm (6.0 in)
200551.3 mm (2.0 in)
2006215.9 mm (8.5 in)
200769.1 mm (2.7 in)
2008102.6 mm (4.0 in)
200999.1 mm (3.9 in)
2010101.6 mm (4.0 in)
2011145.8 mm (5.7 in)
2012157.5 mm (6.2 in)
2013231.1 mm (9.1 in)
2014165.1 mm (6.5 in)
2015114.3 mm (4.5 in)
2016116.8 mm (4.6 in)
2017269.2 mm (10.6 in)
201886.4 mm (3.4 in)
2019105.4 mm (4.1 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Old Town Bay by year The wettest five days of the year at Old Town Bay, 1954 to 2019. The record is 510.5 mm (20.1 in) in 2017, marked on the chart; the median year is 158.1 mm (6.2 in). 0200400600196019802000Record: 510.5 mm (20.1 in) in 2017
The wettest five days of the year at Old Town Bay, 1954 to 2019. The record is 510.5 mm (20.1 in) in 2017, marked on the chart; the median year is 158.1 mm (6.2 in).
Wettest five days (Rx5day) at Old Town Bay by year
YearWettest five days (Rx5day)
195479.2 mm (3.1 in)
1955172.7 mm (6.8 in)
1956173.5 mm (6.8 in)
1957159.8 mm (6.3 in)
1958138.4 mm (5.4 in)
1959213.4 mm (8.4 in)
1960158.1 mm (6.2 in)
1961164.1 mm (6.5 in)
1962248.6 mm (9.8 in)
1963128.0 mm (5.0 in)
1964155.7 mm (6.1 in)
196598.3 mm (3.9 in)
1966121.5 mm (4.8 in)
1967151.6 mm (6.0 in)
1968151.4 mm (6.0 in)
1969132.3 mm (5.2 in)
2001181.3 mm (7.1 in)
2002180.1 mm (7.1 in)
2003129.0 mm (5.1 in)
2004217.5 mm (8.6 in)
200565.7 mm (2.6 in)
2006294.6 mm (11.6 in)
2007136.0 mm (5.4 in)
2008110.2 mm (4.3 in)
2009200.7 mm (7.9 in)
2010137.1 mm (5.4 in)
2011154.6 mm (6.1 in)
2012226.5 mm (8.9 in)
2013286.4 mm (11.3 in)
2014170.5 mm (6.7 in)
2015165.1 mm (6.5 in)
2016222.3 mm (8.8 in)
2017510.5 mm (20.1 in)
201890.2 mm (3.6 in)
2019105.4 mm (4.1 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Old Town Bay by year The longest dry spell of the year at Old Town Bay, 1954 to 2019. The record is 47 days in 1963, marked on the chart; the median year is 26 days. 0204060196019802000Record: 47 days in 1963
The longest dry spell of the year at Old Town Bay, 1954 to 2019. The record is 47 days in 1963, marked on the chart; the median year is 26 days.
Longest dry spell (CDD) at Old Town Bay by year
YearLongest dry spell (CDD)
195435 days
195537 days
195630 days
195721 days
195827 days
195919 days
196030 days
196128 days
196226 days
196347 days
196433 days
196541 days
196615 days
196724 days
196817 days
196922 days
200140 days
200233 days
200323 days
200415 days
200528 days
200629 days
200716 days
200819 days
200932 days
201031 days
201132 days
201218 days
201316 days
201417 days
201525 days
201612 days
201727 days
201823 days
20194 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 Old Town Bay standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Old Town Bay 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

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