Built 2026-10-14 (14 October 2026)

Climate Trends in Guinea

Climate trends for Guinea from 0 stations with long records. Also streaks and temperature swings.

Data as of . Last revised (2026-10-12).

Longest Hot, Cold, Wet and Dry Streaks: Guinea

4 lists of 8

Longest run of days at or above 35 C

Consecutive days with a daily maximum at or above 35 C (95 F).

Longest run of days at or above 35 C, Guinea: the 8 longest runs
RankStationCountryLengthWhen
1SiguiriGuinea101 days5 February to 16 May 1947
2BokeGuinea75 days12 February to 27 April 1945
3KindiaGuinea45 days7 February to 23 March 1946
4KankanGuinea44 days4 February to 19 March 1947
5MamouGuinea11 days3 to 13 March 1945
6MacentaGuinea8 days5 to 12 March 1950
7LabeGuinea2 days4 to 5 May 1949
8Conakry (Aero)Guinea1 day18 to 18 December 1942

Longest dry spell (days under 1 mm of rain), within one year

Consecutive days with less than 1 mm (0.04 in) of rain, the longest run within a year. The dates are not kept, so the list gives the year (within the year).

Longest dry spell (days under 1 mm of rain), within one year, Guinea: the 8 longest runs
RankStationCountryLengthWhen
1BokeGuinea140 dayswithin 1947
2Conakry (Aero)Guinea132 dayswithin 1952
3LabeGuinea123 dayswithin 1950
4SiguiriGuinea114 dayswithin 1950
5KankanGuinea91 dayswithin 1946
6KindiaGuinea89 dayswithin 1948
7MamouGuinea88 dayswithin 1950
8MacentaGuinea44 dayswithin 1948

Longest wet spell (days with 1 mm or more of rain), within one year

Consecutive days with 1 mm (0.04 in) or more of rain, the longest run within a year. The dates are not kept, so the list gives the year (within the year).

Longest wet spell (days with 1 mm or more of rain), within one year, Guinea: the 8 longest runs
RankStationCountryLengthWhen
1Conakry (Aero)Guinea75 dayswithin 1948
2BokeGuinea43 dayswithin 1956
3MamouGuinea36 dayswithin 1954
4KindiaGuinea34 dayswithin 1949
5MacentaGuinea34 dayswithin 1952
6LabeGuinea21 dayswithin 1950
7SiguiriGuinea20 dayswithin 1945
8KankanGuinea14 dayswithin 1952

Longest run of nights at or above 25 C

Longest run of nights at or above 25 C, Guinea: the 6 longest runs
RankStationCountryLengthWhen
1Conakry (Aero)Guinea17 days24 March to 9 April 1945
2SiguiriGuinea9 days17 to 25 April 1953
3KankanGuinea3 days28 to 30 March 1950
4BokeGuinea3 days17 to 19 June 1951
5MacentaGuinea1 day1 to 1 January 1948
6KindiaGuinea1 day21 to 21 March 1949

A run belongs to the year it started in, even when it ran on into the next year. A station appears once per list, with its longest run in a complete year. Dry and wet spells are the longest run within a year. Lists use complete years only, so a long run in a year with gaps in the record is not counted.

Biggest One Day Temperature Swings: Guinea

6 lists of 8

Caveat.Single readings can still be instrument errors that quality control missed. A station with one faulty value can top a list, so read each entry as a reported value, not as a confirmed event.

Biggest one day rise in the daily maximum

The largest increase in the daily maximum temperature from one day to the next. Values are in degrees Celsius with Fahrenheit beside them.

Biggest one day rise in the daily maximum, Guinea
RankStationCountryValueDate
1KindiaGuinea11.7 C (21.1 F)1 June 1993
2KankanGuinea9.6 C (17.3 F)4 April 1949
3MamouGuinea9.5 C (17.1 F)9 March 1958
4Conakry (Aero)Guinea9.4 C (16.9 F)3 January 1996
5LabeGuinea9.3 C (16.7 F)26 August 1945
6SiguiriGuinea9.3 C (16.7 F)19 October 1946
7BokeGuinea9.1 C (16.4 F)24 May 1952
8MacentaGuinea8.4 C (15.1 F)7 February 1951

Biggest one day drop in the daily maximum

The largest decrease in the daily maximum temperature from one day to the next. Values are in degrees Celsius with Fahrenheit beside them.

Biggest one day drop in the daily maximum, Guinea
RankStationCountryValueDate
1MamouGuinea11.0 C (19.8 F)12 March 1946
2KankanGuinea10.8 C (19.4 F)22 March 1945
3KindiaGuinea10.5 C (18.9 F)6 February 1946
4BokeGuinea9.9 C (17.8 F)18 May 1954
5SiguiriGuinea9.8 C (17.6 F)13 May 1945
6LabeGuinea8.9 C (16.0 F)10 November 1947
7Conakry (Aero)Guinea8.5 C (15.3 F)10 August 1947
8MacentaGuinea7.8 C (14.0 F)4 April 1956

Biggest one day rise in the daily minimum

The largest increase in the daily minimum temperature from one day to the next. Values are in degrees Celsius with Fahrenheit beside them.

Biggest one day rise in the daily minimum, Guinea
RankStationCountryValueDate
1KankanGuinea10.6 C (19.1 F)2 March 1947
2LabeGuinea10.5 C (18.9 F)29 December 2024
3MacentaGuinea9.8 C (17.6 F)23 December 1945
4SiguiriGuinea8.9 C (16.0 F)23 March 1946
5Conakry (Aero)Guinea8.0 C (14.4 F)6 March 2016
6MamouGuinea7.8 C (14.0 F)13 March 1945
7BokeGuinea7.5 C (13.5 F)14 February 1947
8KindiaGuinea5.8 C (10.4 F)21 March 1949

Biggest one day drop in the daily minimum

The largest decrease in the daily minimum temperature from one day to the next. Values are in degrees Celsius with Fahrenheit beside them.

Biggest one day drop in the daily minimum, Guinea
RankStationCountryValueDate
1MacentaGuinea13.6 C (24.5 F)2 January 1948
2LabeGuinea10.7 C (19.3 F)14 March 1990
3KankanGuinea10.5 C (18.9 F)1 March 1947
4MamouGuinea9.2 C (16.6 F)10 December 1946
5SiguiriGuinea8.4 C (15.1 F)2 April 1950
6Conakry (Aero)Guinea7.3 C (13.1 F)8 May 2023
7BokeGuinea6.6 C (11.9 F)3 February 1955
8KindiaGuinea6.6 C (11.9 F)13 December 2023

Widest range between the high and the low of one day

The largest difference between the highest and the lowest temperature of the same day. Values are in degrees Celsius with Fahrenheit beside them.

Widest range between the high and the low of one day, Guinea
RankStationCountryValueDate
1KankanGuinea27.4 C (49.3 F)1 March 1947
2BokeGuinea26.9 C (48.4 F)1 March 1947
3SiguiriGuinea26.3 C (47.3 F)10 February 1947
4LabeGuinea25.5 C (45.9 F)22 January 1955
5MacentaGuinea25.4 C (45.7 F)11 January 1957
6MamouGuinea25.3 C (45.5 F)9 January 1945
7KindiaGuinea20.2 C (36.4 F)1 January 1949
8Conakry (Aero)Guinea17.6 C (31.7 F)5 March 2016

Narrowest range between the high and the low of one day

The smallest difference between the highest and the lowest temperature of the same day. Values are in degrees Celsius with Fahrenheit beside them.

Narrowest range between the high and the low of one day, Guinea
RankStationCountryValueDate
1Conakry (Aero)Guinea0.5 C (0.9 F)20 August 1948
2MamouGuinea0.8 C (1.4 F)29 August 1948
3SiguiriGuinea0.8 C (1.4 F)29 August 1949
4KindiaGuinea1.0 C (1.8 F)16 September 1950
5BokeGuinea1.0 C (1.8 F)7 August 1958
6LabeGuinea1.1 C (2.0 F)12 July 1945
7MacentaGuinea1.7 C (3.1 F)3 June 1954
8KankanGuinea2.3 C (4.1 F)14 August 1953

Only stations with at least 10 complete years are listed, and a station appears once per list.

Download the Data

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 2026-10-12. Trends and counts are computed by this site from daily station records. The long-record station set is described under each chart.