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

Mapleton Weather Records (USC00135127)

Record envelope, standing records and threshold days for Mapleton (USC00135127), Iowa, United States, with 47 years of record.

Key Facts for Mapleton

  • Mapleton (USC00135127) is a weather station in Iowa, United States at 42.16 latitude and -95.81 longitude, 335 m (1,100 ft) above sea level.
  • The station reports from 1948 to 1994, 47 years of record.
  • 0 records set at Mapleton still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Iowa, United States, 42.16 latitude, -95.81 longitude.
  • Elevation: 335 m (1,100 ft).
  • Period of record: 1948 to 1994, 47 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

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

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

Wettest Day of Each Month

Sep: 137.9 mm (5.4 in)
Record daily precipitation for each month at Mapleton The wettest day on record for each calendar month at Mapleton. The most was 137.9 mm (5.4 in) on 13 September 1978. 050100150 Jan: 28.7 mm (1.1 in), 3 January 1949 Jan Feb: 18.8 mm (0.7 in), 5 February 1986 Feb Mar: 64.5 mm (2.5 in), 23 March 1987 Mar Apr: 74.7 mm (2.9 in), 27 April 1986 Apr May: 80.0 mm (3.1 in), 29 May 1989 May Jun: 95.3 mm (3.8 in), 14 June 1983 Jun Jul: 76.2 mm (3.0 in), 6 July 1982 Jul Aug: 78.7 mm (3.1 in), 22 August 1988 Aug Sep: 137.9 mm (5.4 in), 13 September 1978 Sep Oct: 67.6 mm (2.7 in), 7 October 1992 Oct Nov: 40.1 mm (1.6 in), 29 November 1991 Nov Dec: 46.0 mm (1.8 in), 16 December 1984 Dec
The wettest day on record for each calendar month at Mapleton. The most was 137.9 mm (5.4 in) on 13 September 1978.
Record daily precipitation for each month at Mapleton
MonthRecord daily precipitation (mm)Date
Jan28.7 mm (1.1 in)3 January 1949
Feb18.8 mm (0.7 in)5 February 1986
Mar64.5 mm (2.5 in)23 March 1987
Apr74.7 mm (2.9 in)27 April 1986
May80.0 mm (3.1 in)29 May 1989
Jun95.3 mm (3.8 in)14 June 1983
Jul76.2 mm (3.0 in)6 July 1982
Aug78.7 mm (3.1 in)22 August 1988
Sep137.9 mm (5.4 in)13 September 1978
Oct67.6 mm (2.7 in)7 October 1992
Nov40.1 mm (1.6 in)29 November 1991
Dec46.0 mm (1.8 in)16 December 1984

Latest Records

0

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

Extremes by Year

1948 to 1994
Yearly extremes at Mapleton: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)137.9 mm (5.4 in)197863.0 mm (2.5 in)20
Wettest five days (Rx5day)153.1 mm (6.0 in)1978100.3 mm (3.9 in)20
Longest dry spell (CDD)50 days194927 days20

Wettest day (Rx1day)

Wettest day (Rx1day) at Mapleton by year The wettest day of the year at Mapleton, 1948 to 1994. The record is 137.9 mm (5.4 in) in 1978, marked on the chart; the median year is 63.0 mm (2.5 in). 05010015019501960197019801990Record: 137.9 mm (5.4 in) in 1978
The wettest day of the year at Mapleton, 1948 to 1994. The record is 137.9 mm (5.4 in) in 1978, marked on the chart; the median year is 63.0 mm (2.5 in).
Wettest day (Rx1day) at Mapleton by year
YearWettest day (Rx1day)
194858.2 mm (2.3 in)
194950.8 mm (2.0 in)
195015.7 mm (0.6 in)
1978137.9 mm (5.4 in)
197958.4 mm (2.3 in)
198053.6 mm (2.1 in)
198133.5 mm (1.3 in)
198276.2 mm (3.0 in)
198395.3 mm (3.8 in)
198461.5 mm (2.4 in)
198541.7 mm (1.6 in)
198674.7 mm (2.9 in)
198764.5 mm (2.5 in)
198878.7 mm (3.1 in)
198980.0 mm (3.1 in)
199057.7 mm (2.3 in)
199171.1 mm (2.8 in)
199267.6 mm (2.7 in)
199382.0 mm (3.2 in)
199447.0 mm (1.9 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Mapleton by year The wettest five days of the year at Mapleton, 1948 to 1994. The record is 153.1 mm (6.0 in) in 1978, marked on the chart; the median year is 100.3 mm (3.9 in). 05010015020019501960197019801990Record: 153.1 mm (6.0 in) in 1978
The wettest five days of the year at Mapleton, 1948 to 1994. The record is 153.1 mm (6.0 in) in 1978, marked on the chart; the median year is 100.3 mm (3.9 in).
Wettest five days (Rx5day) at Mapleton by year
YearWettest five days (Rx5day)
194878.0 mm (3.1 in)
194958.7 mm (2.3 in)
195015.7 mm (0.6 in)
1978153.1 mm (6.0 in)
197984.0 mm (3.3 in)
198081.1 mm (3.2 in)
198133.5 mm (1.3 in)
1982107.7 mm (4.2 in)
1983143.3 mm (5.6 in)
1984119.7 mm (4.7 in)
198568.6 mm (2.7 in)
1986122.4 mm (4.8 in)
1987105.8 mm (4.2 in)
1988109.0 mm (4.3 in)
198984.1 mm (3.3 in)
1990150.7 mm (5.9 in)
1991115.1 mm (4.5 in)
1992143.3 mm (5.6 in)
199394.8 mm (3.7 in)
199468.1 mm (2.7 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Mapleton by year The longest dry spell of the year at Mapleton, 1948 to 1994. The record is 50 days in 1949, marked on the chart; the median year is 27 days. 102030405019501960197019801990Record: 50 days in 1949
The longest dry spell of the year at Mapleton, 1948 to 1994. The record is 50 days in 1949, marked on the chart; the median year is 27 days.
Longest dry spell (CDD) at Mapleton by year
YearLongest dry spell (CDD)
194821 days
194950 days
195037 days
197819 days
197930 days
198033 days
198131 days
198216 days
198324 days
198449 days
198521 days
198634 days
198723 days
198828 days
198929 days
199025 days
199120 days
199224 days
199325 days
199443 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 Mapleton standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Mapleton 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

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