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Monthly climate in Oyo, Nigeria

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Oyo features a tropical savanna climate (Aw). Temperatures typically range between 25 °C (77 °F) and 29 °C (85 °F) through the year, but rarely can drop to 17 °C (63 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 1055 mm (41.5 inches) and receives 174 rainy days on the 1 mm (0.04 inches) threshold annually. Oyo enjoys an average of 3364 hours of sunshine throughout the year, and daylight varies from 11 hours 39 minutes to 12 hours 33 minutes per day.

Monthly average temperatures in Oyo, Nigeria

The warmest months in Oyo are January, February and March, with daily mean temperatures ranging from 28 to 29 °C (83 - 85 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 25 to 25 °C (77 - 77 °F) throughout the day. On average each year, Oyo experiences 328 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Oyo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(100°F)		39°C
(102°F)		38°C
(101°F)		37°C
(99°F)		36°C
(97°F)		35°C
(95°F)		32°C
(90°F)		31°C
(89°F)		32°C
(90°F)		34°C
(93°F)		36°C
(96°F)		37°C
(99°F)
Mean maximum37°C
(99°F)		38°C
(101°F)		38°C
(100°F)		36°C
(97°F)		35°C
(95°F)		33°C
(91°F)		31°C
(88°F)		31°C
(88°F)		31°C
(89°F)		33°C
(92°F)		35°C
(95°F)		36°C
(98°F)
Average high35°C
(95°F)		36°C
(97°F)		35°C
(95°F)		33°C
(92°F)		32°C
(90°F)		30°C
(86°F)		29°C
(84°F)		28°C
(83°F)		29°C
(85°F)		30°C
(87°F)		32°C
(91°F)		34°C
(94°F)
Daily mean28°C
(83°F)		29°C
(85°F)		29°C
(84°F)		28°C
(82°F)		27°C
(81°F)		26°C
(79°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		26°C
(79°F)		27°C
(81°F)		28°C
(82°F)
Average low22°C
(73°F)		24°C
(76°F)		25°C
(77°F)		24°C
(76°F)		24°C
(75°F)		23°C
(74°F)		23°C
(73°F)		22°C
(73°F)		23°C
(73°F)		23°C
(74°F)		24°C
(75°F)		23°C
(73°F)
Mean minimum19°C
(67°F)		21°C
(70°F)		23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		22°C
(71°F)		22°C
(71°F)		21°C
(70°F)		21°C
(71°F)		21°C
(71°F)		22°C
(72°F)		20°C
(68°F)
Minimum17°C
(63°F)		19°C
(66°F)		22°C
(71°F)		21°C
(71°F)		22°C
(72°F)		20°C
(69°F)		21°C
(70°F)		20°C
(68°F)		21°C
(70°F)		21°C
(70°F)		21°C
(71°F)		19°C
(66°F)

Compare climate in Oyo with other places

Compare temperature, precipitation, sunshine, UV index in Oyo, Nigeria with other places around the world.

Monthly average precipitation in Oyo, Nigeria

Oyo usually has the most precipitation in July, August and September, with an average of 24 rainy days and 163 mm (6.4 inches) of precipitation per month. The driest months in Oyo are January, February and December. On average, 9 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Oyo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)4 (0.2)20 (0.8)57 (2.2)68 (2.7)101 (4.0)153 (6.0)155 (6.1)177 (7.0)157 (6.2)136 (5.3)24 (0.9)4 (0.1)
Average precipitation days (≥ 1 mm)14131519232524242150

Monthly sunshine hours in Oyo, Nigeria

The sunniest months in Oyo are March, May and December, when the sun shines an average of 9 hours 49 minutes a day. Least sunny months in Oyo: January, August and September receive an average of 8 hours 16 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Oyo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours261283296291303285271256243271284313
Mean daily daylight hours11h 42m11h 51m12h 4m12h 17m12h 28m12h 33m12h 30m12h 21m12h 8m11h 55m11h 45m11h 39m

Solar UV radiation in Oyo, Nigeria

Oyo experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 12 - 14, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Oyo UV Index data.

Average daily maximum UV levels by month for Oyo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1011121412121212131199