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

Boa Vista Weather Records (BR027899990)

Record envelope, standing records and threshold days for Boa Vista (BR027899990), Brazil, with 46 years of record.

Key Facts for Boa Vista

  • Boa Vista (BR027899990) is a weather station in Brazil at -4.48 latitude and -40.02 longitude, 250 m (820 ft) above sea level.
  • The station reports from 1917 to 1962, 46 years of record.
  • 0 records set at Boa Vista still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Brazil, -4.48 latitude, -40.02 longitude.
  • Elevation: 250 m (820 ft).
  • Period of record: 1917 to 1962, 46 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

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

Which Years Hold Standing Records

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

Wettest Day of Each Month

Dec: 100.2 mm (3.9 in)
Record daily precipitation for each month at Boa Vista The wettest day on record for each calendar month at Boa Vista. The most was 100.2 mm (3.9 in) on 16 December 1952. 050100150 Jan: 52.5 mm (2.1 in), 5 January 1945 Jan Feb: 66.0 mm (2.6 in), 25 February 1962 Feb Mar: 61.0 mm (2.4 in), 13 March 1957 Mar Apr: 73.0 mm (2.9 in), 16 April 1957 Apr May: 63.0 mm (2.5 in), 4 May 1954 May Jun: 20.2 mm (0.8 in), 13 June 1947 Jun Jul: 3.2 mm (0.13 in), 19 July 1945 Jul Aug: 4.5 mm (0.18 in), 7 August 1959 Aug Sep: 14.0 mm (0.6 in), 30 September 1952 Sep Oct: 0.0 mm (0.00 in), 1 October 1917 Oct Nov: 10.5 mm (0.4 in), 25 November 1947 Nov Dec: 100.2 mm (3.9 in), 16 December 1952 Dec
The wettest day on record for each calendar month at Boa Vista. The most was 100.2 mm (3.9 in) on 16 December 1952.
Record daily precipitation for each month at Boa Vista
MonthRecord daily precipitation (mm)Date
Jan52.5 mm (2.1 in)5 January 1945
Feb66.0 mm (2.6 in)25 February 1962
Mar61.0 mm (2.4 in)13 March 1957
Apr73.0 mm (2.9 in)16 April 1957
May63.0 mm (2.5 in)4 May 1954
Jun20.2 mm (0.8 in)13 June 1947
Jul3.2 mm (0.13 in)19 July 1945
Aug4.5 mm (0.18 in)7 August 1959
Sep14.0 mm (0.6 in)30 September 1952
Oct0.0 mm (0.00 in)1 October 1917
Nov10.5 mm (0.4 in)25 November 1947
Dec100.2 mm (3.9 in)16 December 1952

Latest Records

0

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

Extremes by Year

1917 to 1962
Yearly extremes at Boa Vista: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)100.2 mm (3.9 in)195249.3 mm (1.9 in)21
Wettest five days (Rx5day)163.0 mm (6.4 in)196288.8 mm (3.5 in)21
Longest dry spell (CDD)285 days1958191 days21

Wettest day (Rx1day)

Wettest day (Rx1day) at Boa Vista by year The wettest day of the year at Boa Vista, 1917 to 1962. The record is 100.2 mm (3.9 in) in 1952, marked on the chart; the median year is 49.3 mm (1.9 in). 025507510012519201930194019501960Record: 100.2 mm (3.9 in) in 1952
The wettest day of the year at Boa Vista, 1917 to 1962. The record is 100.2 mm (3.9 in) in 1952, marked on the chart; the median year is 49.3 mm (1.9 in).
Wettest day (Rx1day) at Boa Vista by year
YearWettest day (Rx1day)
191743.8 mm (1.7 in)
194129.3 mm (1.2 in)
194432.5 mm (1.3 in)
194572.2 mm (2.8 in)
194649.3 mm (1.9 in)
194752.0 mm (2.0 in)
194861.0 mm (2.4 in)
194950.3 mm (2.0 in)
195032.0 mm (1.3 in)
195135.2 mm (1.4 in)
1952100.2 mm (3.9 in)
195347.0 mm (1.9 in)
195463.0 mm (2.5 in)
195555.0 mm (2.2 in)
195653.0 mm (2.1 in)
195773.0 mm (2.9 in)
195813.0 mm (0.5 in)
19594.5 mm (0.18 in)
19606.9 mm (0.27 in)
19615.4 mm (0.21 in)
196266.0 mm (2.6 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Boa Vista by year The wettest five days of the year at Boa Vista, 1917 to 1962. The record is 163.0 mm (6.4 in) in 1962, marked on the chart; the median year is 88.8 mm (3.5 in). 05010015020019201930194019501960Record: 163.0 mm (6.4 in) in 1962
The wettest five days of the year at Boa Vista, 1917 to 1962. The record is 163.0 mm (6.4 in) in 1962, marked on the chart; the median year is 88.8 mm (3.5 in).
Wettest five days (Rx5day) at Boa Vista by year
YearWettest five days (Rx5day)
1917126.1 mm (5.0 in)
194129.3 mm (1.2 in)
194488.8 mm (3.5 in)
1945105.8 mm (4.2 in)
194677.6 mm (3.1 in)
1947131.7 mm (5.2 in)
194892.1 mm (3.6 in)
194965.3 mm (2.6 in)
195075.9 mm (3.0 in)
195135.2 mm (1.4 in)
1952100.7 mm (4.0 in)
1953126.0 mm (5.0 in)
195478.0 mm (3.1 in)
1955115.0 mm (4.5 in)
1956104.0 mm (4.1 in)
1957102.0 mm (4.0 in)
195822.0 mm (0.9 in)
19598.7 mm (0.34 in)
196018.2 mm (0.7 in)
196112.3 mm (0.5 in)
1962163.0 mm (6.4 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Boa Vista by year The longest dry spell of the year at Boa Vista, 1917 to 1962. The record is 285 days in 1958, marked on the chart; the median year is 191 days. 010020030019201930194019501960Record: 285 days in 1958
The longest dry spell of the year at Boa Vista, 1917 to 1962. The record is 285 days in 1958, marked on the chart; the median year is 191 days.
Longest dry spell (CDD) at Boa Vista by year
YearLongest dry spell (CDD)
1917146 days
194136 days
1944191 days
1945132 days
1946203 days
1947152 days
1948185 days
1949153 days
1950217 days
1951185 days
1952106 days
1953225 days
1954202 days
1955221 days
1956253 days
1957223 days
1958285 days
1959146 days
1960227 days
1961223 days
196221 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 Boa Vista standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Boa Vista 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).