Built 2026-10-19 (19 October 2026)

Palmerdale Weather Records (USC00016246)

Record envelope, standing records and threshold days for Palmerdale (USC00016246), Alabama, United States, with 69 years of record.

Key Facts for Palmerdale

  • Palmerdale (USC00016246) is a weather station in Alabama, United States at 33.74 latitude and -86.64 longitude, 220 m (722 ft) above sea level.
  • The station reports from 1948 to 2016, 69 years of record.
  • 0 records set at Palmerdale still stand.
  • Records are tracked for prcp, snow, snwd: an element needs 30 years of data to be eligible.
  • Palmerdale set a daily record precipitation of 72.6 mm (2.9 in) on 18 September 2012.

About the Station

  • Location: Alabama, United States, 33.74 latitude, -86.64 longitude.
  • Elevation: 220 m (722 ft).
  • Period of record: 1948 to 2016, 69 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 Palmerdale, with 2026 drawn through them The band shows the record high and record low for each calendar day at Palmerdale. 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 Palmerdale. 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 Palmerdale, 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 Palmerdale by the year they were set 0 records at Palmerdale still stand. 00000000000
0 records at Palmerdale still stand.
Standing records at Palmerdale by the year they were set
Year setStanding records

Wettest Day of Each Month

Jan: 181.1 mm (7.1 in)
Record daily precipitation for each month at Palmerdale The wettest day on record for each calendar month at Palmerdale. The most was 181.1 mm (7.1 in) on 5 January 1949. 050100150200 Jan: 181.1 mm (7.1 in), 5 January 1949 Jan Feb: 172.5 mm (6.8 in), 6 February 2004 Feb Mar: 154.9 mm (6.1 in), 13 March 1950 Mar Apr: 116.8 mm (4.6 in), 13 April 1979 Apr May: 129.0 mm (5.1 in), 8 May 2003 May Jun: 97.8 mm (3.9 in), 8 June 1994 Jun Jul: 130.3 mm (5.1 in), 31 July 2012 Jul Aug: 121.4 mm (4.8 in), 26 August 2008 Aug Sep: 174.5 mm (6.9 in), 17 September 2004 Sep Oct: 148.1 mm (5.8 in), 4 October 1995 Oct Nov: 121.7 mm (4.8 in), 24 November 2004 Nov Dec: 102.9 mm (4.1 in), 12 December 1961 Dec
The wettest day on record for each calendar month at Palmerdale. The most was 181.1 mm (7.1 in) on 5 January 1949.
Record daily precipitation for each month at Palmerdale
MonthRecord daily precipitation (mm)Date
Jan181.1 mm (7.1 in)5 January 1949
Feb172.5 mm (6.8 in)6 February 2004
Mar154.9 mm (6.1 in)13 March 1950
Apr116.8 mm (4.6 in)13 April 1979
May129.0 mm (5.1 in)8 May 2003
Jun97.8 mm (3.9 in)8 June 1994
Jul130.3 mm (5.1 in)31 July 2012
Aug121.4 mm (4.8 in)26 August 2008
Sep174.5 mm (6.9 in)17 September 2004
Oct148.1 mm (5.8 in)4 October 1995
Nov121.7 mm (4.8 in)24 November 2004
Dec102.9 mm (4.1 in)12 December 1961

Latest Records

20
Latest records at Palmerdale
DateStationRecordValueBeat old record byOld record stoodSignificance
18 September 2012Palmerdale, USdaily rain72.6 mm (2.9 in)42.1 mm (1.7 in)32 years34 of 100 (Routine)
3 September 2012Palmerdale, USdaily rain63.2 mm (2.5 in)25.6 mm (1.0 in)11 years20 of 100 (Routine)
31 July 2012Palmerdale, USmonthly rain130.3 mm (5.1 in)24.9 mm (1.0 in)41 years42 of 100 (Notable)
17 April 2012Palmerdale, USdaily rain41.9 mm (1.6 in)28.9 mm (1.1 in)14 years26 of 100 (Routine)
3 March 2012Palmerdale, USdaily rain69.3 mm (2.7 in)21.5 mm (0.8 in)52 years32 of 100 (Routine)
23 January 2012Palmerdale, USdaily rain61.5 mm (2.4 in)9.7 mm (0.38 in)12 years14 of 100 (Routine)
11 July 2011Palmerdale, USdaily rain53.3 mm (2.1 in)1.0 mm (0.04 in)5 years7 of 100 (Routine)
17 June 2011Palmerdale, USdaily rain31.7 mm (1.2 in)1.2 mm (0.05 in)40 years18 of 100 (Routine)
28 April 2011Palmerdale, USdaily rain43.9 mm (1.7 in)1.0 mm (0.04 in)20 years12 of 100 (Routine)
9 March 2011Palmerdale, USdaily rain86.4 mm (3.4 in)46.3 mm (1.8 in)34 years39 of 100 (Notable)
25 February 2011Palmerdale, USdaily rain28.7 mm (1.1 in)2.5 mm (0.10 in)49 years21 of 100 (Routine)
10 February 2011Palmerdale, USdaily snowfall2.8 cm (1.1 in)2.8 cm (1.1 in)61 years20 of 100 (Routine)
10 January 2011Palmerdale, USdaily rain (Tie)50.8 mm (2.0 in)tie43 years4 of 100 (Routine)
27 October 2010Palmerdale, USdaily rain46.7 mm (1.8 in)10.4 mm (0.4 in)23 years17 of 100 (Routine)
15 August 2010Palmerdale, USdaily rain38.1 mm (1.5 in)8.9 mm (0.35 in)8 years14 of 100 (Routine)
14 July 2010Palmerdale, USdaily rain24.4 mm (1.0 in)4.3 mm (0.17 in)24 years15 of 100 (Routine)
25 April 2010Palmerdale, USdaily rain68.3 mm (2.7 in)5.8 mm (0.23 in)7 years11 of 100 (Routine)
24 April 2010Palmerdale, USdaily rain44.5 mm (1.8 in)2.6 mm (0.10 in)39 years18 of 100 (Routine)
8 April 2010Palmerdale, USdaily rain33.0 mm (1.3 in)8.9 mm (0.35 in)27 years19 of 100 (Routine)
10 March 2010Palmerdale, USdaily rain49.0 mm (1.9 in)4.5 mm (0.18 in)16 years12 of 100 (Routine)

Extremes by Year

1948 to 2016
Yearly extremes at Palmerdale: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)181.1 mm (7.1 in)194985.8 mm (3.4 in)66
Wettest five days (Rx5day)317.8 mm (12.5 in)1961129.4 mm (5.1 in)66
Longest dry spell (CDD)61 days201621 days66

Wettest day (Rx1day)

Wettest day (Rx1day) at Palmerdale by year The wettest day of the year at Palmerdale, 1948 to 2016. The record is 181.1 mm (7.1 in) in 1949, marked on the chart; the median year is 85.8 mm (3.4 in). 050100150200196019802000Record: 181.1 mm (7.1 in) in 1949
The wettest day of the year at Palmerdale, 1948 to 2016. The record is 181.1 mm (7.1 in) in 1949, marked on the chart; the median year is 85.8 mm (3.4 in).
Wettest day (Rx1day) at Palmerdale by year
YearWettest day (Rx1day)
1948120.7 mm (4.8 in)
1949181.1 mm (7.1 in)
1950154.9 mm (6.1 in)
1951146.8 mm (5.8 in)
1952101.6 mm (4.0 in)
195372.6 mm (2.9 in)
195485.1 mm (3.4 in)
195582.0 mm (3.2 in)
195670.6 mm (2.8 in)
195773.7 mm (2.9 in)
195894.0 mm (3.7 in)
195982.6 mm (3.3 in)
196057.7 mm (2.3 in)
1961123.2 mm (4.9 in)
196267.3 mm (2.6 in)
196350.8 mm (2.0 in)
196481.3 mm (3.2 in)
196592.7 mm (3.6 in)
1966101.6 mm (4.0 in)
196763.5 mm (2.5 in)
196863.0 mm (2.5 in)
1969100.8 mm (4.0 in)
1970143.5 mm (5.6 in)
1971105.4 mm (4.1 in)
197264.8 mm (2.6 in)
197391.4 mm (3.6 in)
197490.9 mm (3.6 in)
197564.8 mm (2.6 in)
197678.7 mm (3.1 in)
1977131.1 mm (5.2 in)
197868.6 mm (2.7 in)
1979116.8 mm (4.6 in)
198078.7 mm (3.1 in)
198187.6 mm (3.4 in)
198295.5 mm (3.8 in)
198395.3 mm (3.8 in)
198481.8 mm (3.2 in)
198576.2 mm (3.0 in)
198655.4 mm (2.2 in)
198769.1 mm (2.7 in)
198861.0 mm (2.4 in)
198968.1 mm (2.7 in)
1990110.7 mm (4.4 in)
199168.6 mm (2.7 in)
199267.3 mm (2.6 in)
199341.1 mm (1.6 in)
199497.8 mm (3.9 in)
1995148.1 mm (5.8 in)
1996111.5 mm (4.4 in)
199795.3 mm (3.8 in)
199881.5 mm (3.2 in)
199960.2 mm (2.4 in)
2000106.9 mm (4.2 in)
200196.5 mm (3.8 in)
2002127.8 mm (5.0 in)
2003129.0 mm (5.1 in)
2004174.5 mm (6.9 in)
200561.0 mm (2.4 in)
200657.2 mm (2.3 in)
2008121.4 mm (4.8 in)
2009117.9 mm (4.6 in)
201068.3 mm (2.7 in)
201186.4 mm (3.4 in)
2012130.3 mm (5.1 in)
201376.5 mm (3.0 in)
20160.0 mm (0.00 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Palmerdale by year The wettest five days of the year at Palmerdale, 1948 to 2016. The record is 317.8 mm (12.5 in) in 1961, marked on the chart; the median year is 129.4 mm (5.1 in). 0100200300400196019802000Record: 317.8 mm (12.5 in) in 1961
The wettest five days of the year at Palmerdale, 1948 to 2016. The record is 317.8 mm (12.5 in) in 1961, marked on the chart; the median year is 129.4 mm (5.1 in).
Wettest five days (Rx5day) at Palmerdale by year
YearWettest five days (Rx5day)
1948169.5 mm (6.7 in)
1949219.7 mm (8.6 in)
1950176.5 mm (6.9 in)
1951187.9 mm (7.4 in)
1952104.1 mm (4.1 in)
1953111.7 mm (4.4 in)
195492.5 mm (3.6 in)
1955112.5 mm (4.4 in)
1956123.3 mm (4.9 in)
1957122.8 mm (4.8 in)
1958115.8 mm (4.6 in)
1959145.6 mm (5.7 in)
1960114.9 mm (4.5 in)
1961317.8 mm (12.5 in)
1962107.4 mm (4.2 in)
196394.0 mm (3.7 in)
196490.2 mm (3.6 in)
1965116.8 mm (4.6 in)
1966170.2 mm (6.7 in)
196792.7 mm (3.6 in)
1968100.9 mm (4.0 in)
1969168.9 mm (6.6 in)
1970218.5 mm (8.6 in)
1971134.6 mm (5.3 in)
1972115.7 mm (4.6 in)
1973111.7 mm (4.4 in)
1974110.0 mm (4.3 in)
197597.8 mm (3.9 in)
1976180.3 mm (7.1 in)
1977140.0 mm (5.5 in)
197877.5 mm (3.1 in)
1979155.4 mm (6.1 in)
1980185.8 mm (7.3 in)
1981107.9 mm (4.2 in)
1982145.3 mm (5.7 in)
1983197.7 mm (7.8 in)
1984129.0 mm (5.1 in)
1985177.5 mm (7.0 in)
198678.2 mm (3.1 in)
198796.2 mm (3.8 in)
198896.4 mm (3.8 in)
1989164.8 mm (6.5 in)
1990131.0 mm (5.2 in)
1991105.4 mm (4.1 in)
1992108.2 mm (4.3 in)
199392.0 mm (3.6 in)
1994133.1 mm (5.2 in)
1995273.6 mm (10.8 in)
1996147.9 mm (5.8 in)
1997155.5 mm (6.1 in)
1998129.8 mm (5.1 in)
1999159.5 mm (6.3 in)
2000161.1 mm (6.3 in)
2001287.5 mm (11.3 in)
2002182.1 mm (7.2 in)
2003257.3 mm (10.1 in)
2004277.9 mm (10.9 in)
2005107.7 mm (4.2 in)
2006101.2 mm (4.0 in)
2008207.6 mm (8.2 in)
2009137.4 mm (5.4 in)
2010114.1 mm (4.5 in)
2011105.4 mm (4.1 in)
2012139.2 mm (5.5 in)
201393.8 mm (3.7 in)
20160.0 mm (0.00 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Palmerdale by year The longest dry spell of the year at Palmerdale, 1948 to 2016. The record is 61 days in 2016, marked on the chart; the median year is 21 days. 020406080196019802000Record: 61 days in 2016
The longest dry spell of the year at Palmerdale, 1948 to 2016. The record is 61 days in 2016, marked on the chart; the median year is 21 days.
Longest dry spell (CDD) at Palmerdale by year
YearLongest dry spell (CDD)
194818 days
194923 days
195022 days
195128 days
195230 days
195329 days
195429 days
195524 days
195624 days
195720 days
195817 days
195918 days
196019 days
196131 days
196222 days
196333 days
196421 days
196519 days
196616 days
196725 days
196823 days
196918 days
197020 days
197127 days
197215 days
197325 days
197419 days
197514 days
197617 days
197716 days
197823 days
197921 days
198018 days
198121 days
198213 days
198325 days
198427 days
198520 days
198622 days
198724 days
198824 days
198918 days
199039 days
199119 days
199214 days
199319 days
199414 days
199517 days
199616 days
199724 days
199825 days
199925 days
200028 days
200125 days
200212 days
200323 days
200421 days
200525 days
200616 days
200822 days
200918 days
201025 days
201119 days
201217 days
20134 days
201661 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

59 years, 1949 to 2009

A day with at least 87.1 mm (3.4 in) of rain is expected about once in 2 years. A day with at least 198.2 mm (7.8 in) of rain is expected about once in 100 years.

Rainfall return levels at Palmerdale: the daily rain expected about once in a given number of years
Expected about once inA day with at leastNote
2 years87.1 mm (3.4 in)
5 years114.9 mm (4.5 in)
10 years134.1 mm (5.3 in)
25 years159.2 mm (6.3 in)
50 years178.5 mm (7.0 in)
100 years198.2 mm (7.8 in)Longer than the 59 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, 59 years of values from 1949 to 2009.

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: 181.1 mm (7.1 in) in 1949; 174.5 mm (6.9 in) in 2004; 154.9 mm (6.1 in) in 1950.

Download the Data

  • Data for Palmerdale standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Palmerdale 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).