Siguiri Threshold Days by Year (GV000001811)

11 fixed thresholds counted per year at Siguiri (GV000001811): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Siguiri Thresholds

Siguiri: days with a maximum temperature at or above 30 C (86 F) in 13 years, most in 1947 with 326.
Siguiri: days with a maximum temperature at or above 35 C (95 F) in 13 years, most in 1947 with 169.
Siguiri: days with a maximum temperature at or above 90 F (32.2 C) in 13 years, most in 1945 with 261.
Siguiri: days with a maximum temperature at or above 100 F (37.8 C) in 13 years, most in 1947 with 85.
11 fixed thresholds have at least one qualifying day at Siguiri.

Days at or above 30 C (86 F)

13 years with a qualifying day

Days per year at Siguiri with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 326 in 1947.

Days at or above 30 C (86 F) per year at Siguiri
Year	Days	Decade average
1945	318	317.6
1946	313	317.6
1947	326	317.6
1948	321	317.6
1949	310	317.6
1950	287	298.1
1951	299	298.1
1952	309	298.1
1953	310	298.1
1954	283	298.1
1955	298	298.1
1956	299	298.1
1957	300	298.1

For each year, a bar from the first to the last day at Siguiri meeting 30 C (86 F).

First to last qualifying date each year at Siguiri
Year	First date	Last date
1945	1945-01-01	1945-12-31
1946	1946-01-01	1946-12-30
1947	1947-01-02	1947-12-31
1948	1948-01-01	1948-12-29
1949	1949-01-02	1949-12-31
1950	1950-01-01	1950-12-31
1951	1951-01-01	1951-12-31
1952	1952-01-01	1952-12-30
1953	1953-01-01	1953-12-31
1954	1954-01-01	1954-12-31
1955	1955-01-01	1955-12-31
1956	1956-01-01	1956-12-31
1957	1957-01-01	1957-12-31

Every Fixed Threshold

Fixed thresholds at Siguiri
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	13	326	1947	300
35 C (95 F): Days	13	169	1947	113
40 C (104 F): Days	8	8	1947	1
90 F (32.2 C): Days	13	261	1945	224
100 F (37.8 C): Days	13	85	1947	47
20 C (68 F): Tropical nights (min	13	287	1953	253
25 C (77 F): Days with min	13	35	1948	31
10 mm (0.39 in): Days with 10 mm or more rain	13	57	1948	45
25 mm (0.98 in): Days with 25 mm or more rain	13	24	1948	17
50 mm (1.97 in): Days with 50 mm or more rain	13	7	1948	6
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1945	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

Data for Siguiri 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). Threshold counts are computed by this site.

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

Siguiri Threshold Days by Year (GV000001811)

Key Facts for Siguiri Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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