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Monthly climate in Ogi, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Ogi features a humid subtropical climate (Cfa). Temperatures typically range between 6 °C (44 °F) and 28 °C (83 °F) through the year, but rarely can drop to -3 °C (26 °F) or can rise to as high as 36 °C (98 °F). The average annual precipitation amounts to about 1999 mm (78.7 inches) and receives 131 rainy days on the 1 mm (0.04 inches) threshold annually. Ogi enjoys an average of 3001 hours of sunshine throughout the year, and daylight varies from 9 hours 58 minutes to 14 hours 18 minutes per day.

Monthly average temperatures in Ogi, Japan

The warmest months in Ogi are July, August and September, with daily mean temperatures ranging from 24 to 28 °C (76 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 8 °C (44 - 47 °F) throughout the day. On average each year, Ogi experiences 111 days above 25 °C (77.0 °F) and 7 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ogi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum17°C
(64°F)		21°C
(70°F)		22°C
(73°F)		28°C
(83°F)		30°C
(86°F)		32°C
(90°F)		35°C
(95°F)		36°C
(98°F)		34°C
(94°F)		30°C
(87°F)		24°C
(76°F)		22°C
(73°F)
Mean maximum15°C
(60°F)		17°C
(64°F)		21°C
(70°F)		26°C
(78°F)		29°C
(84°F)		30°C
(87°F)		33°C
(92°F)		35°C
(96°F)		32°C
(90°F)		29°C
(84°F)		23°C
(73°F)		18°C
(64°F)
Average high10°C
(50°F)		11°C
(52°F)		15°C
(60°F)		20°C
(68°F)		24°C
(75°F)		27°C
(81°F)		30°C
(86°F)		32°C
(89°F)		28°C
(82°F)		23°C
(74°F)		18°C
(64°F)		12°C
(53°F)
Daily mean6°C
(44°F)		7°C
(45°F)		11°C
(52°F)		15°C
(59°F)		20°C
(68°F)		23°C
(74°F)		27°C
(80°F)		28°C
(83°F)		24°C
(76°F)		19°C
(67°F)		13°C
(56°F)		8°C
(47°F)
Average low3°C
(38°F)		3°C
(38°F)		7°C
(45°F)		11°C
(51°F)		16°C
(60°F)		20°C
(68°F)		24°C
(76°F)		25°C
(78°F)		21°C
(71°F)		16°C
(61°F)		9°C
(49°F)		5°C
(41°F)
Mean minimum-1°C
(30°F)		-1°C
(31°F)		2°C
(36°F)		4°C
(40°F)		10°C
(50°F)		16°C
(61°F)		21°C
(70°F)		22°C
(72°F)		16°C
(61°F)		10°C
(49°F)		3°C
(38°F)		1°C
(33°F)
Minimum-3°C
(26°F)		-3°C
(27°F)		2°C
(35°F)		3°C
(37°F)		8°C
(47°F)		15°C
(58°F)		18°C
(65°F)		20°C
(67°F)		14°C
(58°F)		9°C
(48°F)		2°C
(36°F)		-1°C
(31°F)

Compare climate in Ogi with other places

Compare temperature, precipitation, sunshine, UV index in Ogi, Japan with other places around the world.

Monthly average precipitation in Ogi, Japan

Ogi usually has the most precipitation in June, July and August, with an average of 15 rainy days and 312 mm (12.3 inches) of precipitation per month. The driest months in Ogi are January, November and December. On average, 64 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ogi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)56 (2.2)82 (3.2)135 (5.3)127 (5.0)192 (7.6)219 (8.6)393 (15.5)325 (12.8)215 (8.5)119 (4.7)61 (2.4)74 (2.9)
Average precipitation days (≥ 1 mm)791191113191415977

Monthly sunshine hours in Ogi, Japan

The sunniest months in Ogi are April, May and August, when the sun shines an average of 9 hours 19 minutes a day. Least sunny months in Ogi: January, February and December receive an average of 6 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ogi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours173232260279282259266296251253233213
Mean daily daylight hours10h 12m10h 58m11h 58m13h 0m13h 52m14h 18m14h 5m13h 20m12h 20m11h 19m10h 25m9h 58m

Solar UV radiation in Ogi, Japan

Ogi experiences the highest level of ultraviolet (UV) radiation in April, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, February and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Ogi UV Index data.

Average daily maximum UV levels by month for Ogi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)468111111121211764