Souanke Weather Records (CF000004460)

Record envelope, standing records and threshold days for Souanke (CF000004460), Congo (Brazzaville), with 31 years of record.

Key Facts for Souanke

Souanke (CF000004460) is a weather station in Congo (Brazzaville) at -2.67 latitude and 14.05 longitude, 547 m (1,795 ft) above sea level.
The station reports from 1950 to 1980, 31 years of record.
1,464 records set at Souanke still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Congo (Brazzaville), -2.67 latitude, 14.05 longitude.
Elevation: 547 m (1,795 ft).
Period of record: 1950 to 1980, 31 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Souanke. 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 Souanke, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	33.4 C (92.1 F)	11.5 C (52.7 F)	n/a	n/a
Feb	35.2 C (95.4 F)	12.4 C (54.3 F)	n/a	n/a
Mar	35.2 C (95.4 F)	11.5 C (52.7 F)	n/a	n/a
Apr	35.6 C (96.1 F)	12.6 C (54.7 F)	n/a	n/a
May	35.2 C (95.4 F)	12.7 C (54.9 F)	n/a	n/a
Jun	38.0 C (100.4 F)	13.0 C (55.4 F)	n/a	n/a
Jul	32.7 C (90.9 F)	13.0 C (55.4 F)	n/a	n/a
Aug	33.4 C (92.1 F)	12.6 C (54.7 F)	n/a	n/a
Sep	32.4 C (90.3 F)	12.8 C (55.0 F)	n/a	n/a
Oct	34.8 C (94.6 F)	13.8 C (56.8 F)	n/a	n/a
Nov	33.0 C (91.4 F)	12.8 C (55.0 F)	n/a	n/a
Dec	33.0 C (91.4 F)	10.6 C (51.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Souanke still stand. 1953 holds the most, with 177.

Standing records at Souanke by the year they were set
Year set	Standing records
1950	13
1951	27
1952	145
1953	177
1954	52
1955	47
1956	39
1957	41
1958	77
1959	26
1960	44
1961	60
1962	48
1963	46
1964	53
1965	17
1967	33
1968	31
1969	41
1970	39
1971	38
1972	46
1973	48
1974	36
1975	29
1976	24
1977	49
1978	45
1979	57
1980	36

Wettest Day of Each Month

May: 168.4 mm (6.6 in)

The wettest day on record for each calendar month at Souanke. The most was 168.4 mm (6.6 in) on 25 May 1980.

Record daily precipitation for each month at Souanke
Month	Record daily precipitation (mm)	Date
Jan	65.2 mm (2.6 in)	11 January 1963
Feb	67.2 mm (2.6 in)	16 February 1975
Mar	118.0 mm (4.6 in)	25 March 1971
Apr	67.7 mm (2.7 in)	7 April 1977
May	168.4 mm (6.6 in)	25 May 1980
Jun	88.6 mm (3.5 in)	4 June 1979
Jul	56.1 mm (2.2 in)	9 July 1963
Aug	158.4 mm (6.2 in)	30 August 1969
Sep	167.2 mm (6.6 in)	19 September 1958
Oct	103.2 mm (4.1 in)	28 October 1969
Nov	69.0 mm (2.7 in)	4 November 1952
Dec	54.5 mm (2.1 in)	25 December 1970

Period of Record Coverage

1950 to 1980

30 years of record at Souanke, 1950 to 1980. 4 years have data for under 90 percent of days and are left out of rankings: 1950, 1952, 1959, 1965.

Days with data per year at Souanke
Year	Days with data	Share of year	Complete
1950	153	42%	No
1951	365	100%	Yes
1952	281	77%	No
1953	365	100%	Yes
1954	365	100%	Yes
1955	365	100%	Yes
1956	366	100%	Yes
1957	365	100%	Yes
1958	365	100%	Yes
1959	150	41%	No
1960	366	100%	Yes
1961	359	98%	Yes
1962	365	100%	Yes
1963	365	100%	Yes
1964	344	94%	Yes
1965	260	71%	No
1967	365	100%	Yes
1968	366	100%	Yes
1969	365	100%	Yes
1970	365	100%	Yes
1971	365	100%	Yes
1972	366	100%	Yes
1973	365	100%	Yes
1974	335	92%	Yes
1975	362	99%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	365	100%	Yes
1979	365	100%	Yes
1980	354	97%	Yes

Latest Records

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

Climate Trend

23 complete years, 1951 to 1979

One stripe for each of 23 complete years at Souanke, 1951 to 1979. Blue stripes are years cooler than the station's own mean of 23.7 C (74.7 F); red stripes are warmer. The coolest year was 1953, at 22.7 C (72.8 F), and the warmest was 1973, at 24.4 C (75.8 F). The strongest colour marks a difference of 1.1 C (2.0 F).

Annual mean temperature at Souanke as warming stripes, 1951 to 1979
Year	Annual mean temperature	Difference from the station mean
1951	23.7 C	+0.04 C
1953	22.7 C	-1.04 C
1954	23.5 C	-0.20 C
1955	23.4 C	-0.34 C
1956	23.3 C	-0.40 C
1957	23.7 C	+0.03 C
1958	23.9 C	+0.20 C
1960	24.0 C	+0.30 C
1961	23.8 C	+0.12 C
1962	24.1 C	+0.38 C
1963	24.1 C	+0.42 C
1967	23.5 C	-0.16 C
1968	23.3 C	-0.44 C
1969	23.7 C	-0.01 C
1970	24.1 C	+0.35 C
1971	23.7 C	-0.05 C
1972	23.9 C	+0.16 C
1973	24.4 C	+0.66 C
1975	23.8 C	+0.08 C
1976	23.5 C	-0.16 C
1977	23.7 C	-0.05 C
1978	23.2 C	-0.46 C
1979	24.2 C	+0.51 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1950 to 1980

Yearly extremes at Souanke: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	38.0 C (100.4 F)	1978	34.3 C (93.7 F)	30
Coldest night (TNn)	10.6 C (51.1 F)	1971	13.8 C (56.8 F)	30
Wettest day (Rx1day)	168.4 mm (6.6 in)	1980	71.7 mm (2.8 in)	30
Wettest five days (Rx5day)	258.0 mm (10.2 in)	1980	123.4 mm (4.9 in)	30
Longest dry spell (CDD)	57 days	1956	21 days	30

Hottest day (TXx)

The hottest day of the year at Souanke, 1950 to 1980. The record is 38.0 C (100.4 F) in 1978, marked on the chart; the median year is 34.3 C (93.7 F).

Hottest day (TXx) at Souanke by year
Year	Hottest day (TXx)
1950	31.3 C (88.3 F)
1951	33.8 C (92.8 F)
1952	33.0 C (91.4 F)
1953	34.2 C (93.6 F)
1954	33.2 C (91.8 F)
1955	33.4 C (92.1 F)
1956	33.6 C (92.5 F)
1957	33.5 C (92.3 F)
1958	34.3 C (93.7 F)
1959	33.4 C (92.1 F)
1960	33.8 C (92.8 F)
1961	33.5 C (92.3 F)
1962	33.9 C (93.0 F)
1963	33.6 C (92.5 F)
1964	34.7 C (94.5 F)
1965	33.4 C (92.1 F)
1967	34.4 C (93.9 F)
1968	34.8 C (94.6 F)
1969	35.2 C (95.4 F)
1970	35.3 C (95.5 F)
1971	35.2 C (95.4 F)
1972	34.7 C (94.5 F)
1973	34.9 C (94.8 F)
1974	33.8 C (92.8 F)
1975	34.6 C (94.3 F)
1976	34.6 C (94.3 F)
1977	34.4 C (93.9 F)
1978	38.0 C (100.4 F)
1979	35.1 C (95.2 F)
1980	34.8 C (94.6 F)

Coldest night (TNn)

The coldest night of the year at Souanke, 1950 to 1980. The record is 10.6 C (51.1 F) in 1971, marked on the chart; the median year is 13.8 C (56.8 F).

Coldest night (TNn) at Souanke by year
Year	Coldest night (TNn)
1950	17.0 C (62.6 F)
1951	13.2 C (55.8 F)
1952	12.8 C (55.0 F)
1953	11.5 C (52.7 F)
1954	13.2 C (55.8 F)
1955	14.8 C (58.6 F)
1956	14.5 C (58.1 F)
1957	12.8 C (55.0 F)
1958	13.8 C (56.8 F)
1959	15.3 C (59.5 F)
1960	16.2 C (61.2 F)
1961	15.8 C (60.4 F)
1962	15.4 C (59.7 F)
1963	16.5 C (61.7 F)
1964	12.6 C (54.7 F)
1965	16.1 C (61.0 F)
1967	14.5 C (58.1 F)
1968	13.3 C (55.9 F)
1969	12.2 C (54.0 F)
1970	14.2 C (57.6 F)
1971	10.6 C (51.1 F)
1972	13.8 C (56.8 F)
1973	15.5 C (59.9 F)
1974	13.2 C (55.8 F)
1975	13.0 C (55.4 F)
1976	14.6 C (58.3 F)
1977	12.0 C (53.6 F)
1978	11.6 C (52.9 F)
1979	14.0 C (57.2 F)
1980	12.6 C (54.7 F)

Wettest day (Rx1day)

The wettest day of the year at Souanke, 1950 to 1980. The record is 168.4 mm (6.6 in) in 1980, marked on the chart; the median year is 71.7 mm (2.8 in).

Wettest day (Rx1day) at Souanke by year
Year	Wettest day (Rx1day)
1950	67.7 mm (2.7 in)
1951	65.7 mm (2.6 in)
1952	69.0 mm (2.7 in)
1953	65.7 mm (2.6 in)
1954	62.0 mm (2.4 in)
1955	63.0 mm (2.5 in)
1956	73.0 mm (2.9 in)
1957	50.0 mm (2.0 in)
1958	167.2 mm (6.6 in)
1959	70.3 mm (2.8 in)
1960	65.0 mm (2.6 in)
1961	112.5 mm (4.4 in)
1962	74.0 mm (2.9 in)
1963	78.2 mm (3.1 in)
1964	68.0 mm (2.7 in)
1965	146.5 mm (5.8 in)
1967	58.5 mm (2.3 in)
1968	80.3 mm (3.2 in)
1969	158.4 mm (6.2 in)
1970	55.5 mm (2.2 in)
1971	118.0 mm (4.6 in)
1972	51.1 mm (2.0 in)
1973	78.0 mm (3.1 in)
1974	87.2 mm (3.4 in)
1975	67.2 mm (2.6 in)
1976	84.2 mm (3.3 in)
1977	67.7 mm (2.7 in)
1978	95.8 mm (3.8 in)
1979	88.6 mm (3.5 in)
1980	168.4 mm (6.6 in)

Wettest five days (Rx5day)

The wettest five days of the year at Souanke, 1950 to 1980. The record is 258.0 mm (10.2 in) in 1980, marked on the chart; the median year is 123.4 mm (4.9 in).

Wettest five days (Rx5day) at Souanke by year
Year	Wettest five days (Rx5day)
1950	173.3 mm (6.8 in)
1951	98.7 mm (3.9 in)
1952	122.6 mm (4.8 in)
1953	78.2 mm (3.1 in)
1954	106.5 mm (4.2 in)
1955	115.3 mm (4.5 in)
1956	126.2 mm (5.0 in)
1957	113.9 mm (4.5 in)
1958	234.3 mm (9.2 in)
1959	134.9 mm (5.3 in)
1960	84.5 mm (3.3 in)
1961	146.7 mm (5.8 in)
1962	142.6 mm (5.6 in)
1963	123.6 mm (4.9 in)
1964	161.8 mm (6.4 in)
1965	209.3 mm (8.2 in)
1967	105.4 mm (4.1 in)
1968	115.1 mm (4.5 in)
1969	236.8 mm (9.3 in)
1970	88.3 mm (3.5 in)
1971	169.0 mm (6.7 in)
1972	117.1 mm (4.6 in)
1973	120.2 mm (4.7 in)
1974	112.5 mm (4.4 in)
1975	123.1 mm (4.8 in)
1976	135.7 mm (5.3 in)
1977	91.8 mm (3.6 in)
1978	125.1 mm (4.9 in)
1979	154.1 mm (6.1 in)
1980	258.0 mm (10.2 in)

Longest dry spell (CDD)

The longest dry spell of the year at Souanke, 1950 to 1980. The record is 57 days in 1956, marked on the chart; the median year is 21 days.

Longest dry spell (CDD) at Souanke by year
Year	Longest dry spell (CDD)
1950	9 days
1951	29 days
1952	17 days
1953	28 days
1954	43 days
1955	21 days
1956	57 days
1957	13 days
1958	18 days
1959	18 days
1960	15 days
1961	28 days
1962	23 days
1963	13 days
1964	34 days
1965	14 days
1967	14 days
1968	23 days
1969	17 days
1970	31 days
1971	24 days
1972	28 days
1973	19 days
1974	22 days
1975	44 days
1976	17 days
1977	19 days
1978	44 days
1979	19 days
1980	21 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 Souanke standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Souanke 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

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