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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Porto Alegre Weather Records (BR001756003)

Record envelope, standing records and threshold days for Porto Alegre (BR001756003), Brazil, with 32 years of record.

Key Facts for Porto Alegre

  • Porto Alegre (BR001756003) is a weather station in Brazil at -17.62 latitude and -56.97 longitude, 0 m (0 ft) above sea level.
  • The station reports from 1969 to 2000, 32 years of record.
  • 0 records set at Porto Alegre still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Brazil, -17.62 latitude, -56.97 longitude.
  • Elevation: 0 m (0 ft).
  • Period of record: 1969 to 2000, 32 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Porto Alegre, with 2026 drawn through them The band shows the record high and record low for each calendar day at Porto Alegre. 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 Porto Alegre. 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 Porto Alegre, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
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Decn/an/an/an/a

Which Years Hold Standing Records

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

Wettest Day of Each Month

Dec: 171.1 mm (6.7 in)
Record daily precipitation for each month at Porto Alegre The wettest day on record for each calendar month at Porto Alegre. The most was 171.1 mm (6.7 in) on 16 December 1981. 050100150200 Jan: 148.5 mm (5.8 in), 22 January 1983 Jan Feb: 91.2 mm (3.6 in), 4 February 1977 Feb Mar: 136.0 mm (5.4 in), 15 March 1992 Mar Apr: 84.2 mm (3.3 in), 12 April 1991 Apr May: 72.0 mm (2.8 in), 22 May 1991 May Jun: 86.0 mm (3.4 in), 6 June 1976 Jun Jul: 65.2 mm (2.6 in), 3 July 1999 Jul Aug: 39.2 mm (1.5 in), 10 August 1982 Aug Sep: 91.6 mm (3.6 in), 24 September 1977 Sep Oct: 118.4 mm (4.7 in), 13 October 1980 Oct Nov: 166.4 mm (6.6 in), 11 November 1980 Nov Dec: 171.1 mm (6.7 in), 16 December 1981 Dec
The wettest day on record for each calendar month at Porto Alegre. The most was 171.1 mm (6.7 in) on 16 December 1981.
Record daily precipitation for each month at Porto Alegre
MonthRecord daily precipitation (mm)Date
Jan148.5 mm (5.8 in)22 January 1983
Feb91.2 mm (3.6 in)4 February 1977
Mar136.0 mm (5.4 in)15 March 1992
Apr84.2 mm (3.3 in)12 April 1991
May72.0 mm (2.8 in)22 May 1991
Jun86.0 mm (3.4 in)6 June 1976
Jul65.2 mm (2.6 in)3 July 1999
Aug39.2 mm (1.5 in)10 August 1982
Sep91.6 mm (3.6 in)24 September 1977
Oct118.4 mm (4.7 in)13 October 1980
Nov166.4 mm (6.6 in)11 November 1980
Dec171.1 mm (6.7 in)16 December 1981

Latest Records

0

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

Extremes by Year

1969 to 2000
Yearly extremes at Porto Alegre: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)171.1 mm (6.7 in)198191.6 mm (3.6 in)23
Wettest five days (Rx5day)220.6 mm (8.7 in)1993129.4 mm (5.1 in)23
Longest dry spell (CDD)160 days199351 days23

Wettest day (Rx1day)

Wettest day (Rx1day) at Porto Alegre by year The wettest day of the year at Porto Alegre, 1969 to 2000. The record is 171.1 mm (6.7 in) in 1981, marked on the chart; the median year is 91.6 mm (3.6 in). 501001502001970198019902000Record: 171.1 mm (6.7 in) in 1981
The wettest day of the year at Porto Alegre, 1969 to 2000. The record is 171.1 mm (6.7 in) in 1981, marked on the chart; the median year is 91.6 mm (3.6 in).
Wettest day (Rx1day) at Porto Alegre by year
YearWettest day (Rx1day)
196954.8 mm (2.2 in)
1970115.4 mm (4.5 in)
1971123.7 mm (4.9 in)
1972100.8 mm (4.0 in)
197686.0 mm (3.4 in)
197791.6 mm (3.6 in)
197860.7 mm (2.4 in)
197971.2 mm (2.8 in)
1980166.4 mm (6.6 in)
1981171.1 mm (6.7 in)
198299.8 mm (3.9 in)
1983148.5 mm (5.8 in)
199071.2 mm (2.8 in)
1991104.4 mm (4.1 in)
1992136.0 mm (5.4 in)
1993110.4 mm (4.3 in)
199483.2 mm (3.3 in)
199581.4 mm (3.2 in)
199663.4 mm (2.5 in)
199767.6 mm (2.7 in)
1998114.2 mm (4.5 in)
199972.2 mm (2.8 in)
200055.8 mm (2.2 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Porto Alegre by year The wettest five days of the year at Porto Alegre, 1969 to 2000. The record is 220.6 mm (8.7 in) in 1993, marked on the chart; the median year is 129.4 mm (5.1 in). 501001502002501970198019902000Record: 220.6 mm (8.7 in) in 1993
The wettest five days of the year at Porto Alegre, 1969 to 2000. The record is 220.6 mm (8.7 in) in 1993, marked on the chart; the median year is 129.4 mm (5.1 in).
Wettest five days (Rx5day) at Porto Alegre by year
YearWettest five days (Rx5day)
196997.6 mm (3.8 in)
197087.2 mm (3.4 in)
1971128.6 mm (5.1 in)
1972162.8 mm (6.4 in)
1976124.2 mm (4.9 in)
1977120.1 mm (4.7 in)
1978112.4 mm (4.4 in)
1979129.4 mm (5.1 in)
1980108.9 mm (4.3 in)
1981208.6 mm (8.2 in)
1982156.0 mm (6.1 in)
1983156.5 mm (6.2 in)
1990112.6 mm (4.4 in)
1991166.4 mm (6.6 in)
1992136.0 mm (5.4 in)
1993220.6 mm (8.7 in)
1994142.2 mm (5.6 in)
1995173.8 mm (6.8 in)
199692.0 mm (3.6 in)
1997134.8 mm (5.3 in)
1998114.2 mm (4.5 in)
1999132.2 mm (5.2 in)
200098.8 mm (3.9 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Porto Alegre by year The longest dry spell of the year at Porto Alegre, 1969 to 2000. The record is 160 days in 1993, marked on the chart; the median year is 51 days. 0501001502001970198019902000Record: 160 days in 1993
The longest dry spell of the year at Porto Alegre, 1969 to 2000. The record is 160 days in 1993, marked on the chart; the median year is 51 days.
Longest dry spell (CDD) at Porto Alegre by year
YearLongest dry spell (CDD)
196990 days
197080 days
197166 days
197224 days
197641 days
197751 days
197831 days
197940 days
198022 days
198152 days
198249 days
198338 days
199019 days
199184 days
199288 days
1993160 days
199448 days
199591 days
199656 days
199751 days
199840 days
199972 days
200023 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 Porto Alegre standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Porto Alegre 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).