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Monthly climate in Toba, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Toba features a humid subtropical climate (Cfa). Temperatures typically range between 7 °C (46 °F) and 29 °C (84 °F) through the year, but rarely can drop to 0 °C (32 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 2032 mm (80.0 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually. Toba enjoys an average of 3053 hours of sunshine throughout the year, and daylight varies from 9 hours 52 minutes to 14 hours 24 minutes per day.

Monthly average temperatures in Toba, Japan

The warmest months in Toba are July, August and September, with daily mean temperatures ranging from 25 to 29 °C (78 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 10 °C (46 - 50 °F) throughout the day. On average each year, Toba experiences 103 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 Toba. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum17°C
(64°F)		21°C
(69°F)		23°C
(74°F)		25°C
(77°F)		29°C
(84°F)		32°C
(90°F)		37°C
(99°F)		38°C
(100°F)		34°C
(93°F)		30°C
(85°F)		23°C
(74°F)		22°C
(71°F)
Mean maximum15°C
(59°F)		17°C
(63°F)		21°C
(70°F)		24°C
(75°F)		27°C
(82°F)		30°C
(86°F)		33°C
(93°F)		36°C
(97°F)		33°C
(92°F)		28°C
(83°F)		22°C
(72°F)		19°C
(66°F)
Average high10°C
(51°F)		11°C
(52°F)		15°C
(59°F)		19°C
(66°F)		23°C
(74°F)		26°C
(79°F)		29°C
(85°F)		31°C
(89°F)		28°C
(82°F)		23°C
(74°F)		18°C
(65°F)		13°C
(55°F)
Daily mean7°C
(46°F)		8°C
(47°F)		12°C
(53°F)		15°C
(60°F)		20°C
(68°F)		23°C
(74°F)		27°C
(81°F)		29°C
(84°F)		25°C
(78°F)		20°C
(69°F)		15°C
(59°F)		10°C
(50°F)
Average low5°C
(41°F)		5°C
(41°F)		8°C
(47°F)		12°C
(54°F)		17°C
(63°F)		21°C
(69°F)		25°C
(77°F)		26°C
(80°F)		23°C
(74°F)		18°C
(65°F)		12°C
(54°F)		7°C
(45°F)
Mean minimum1°C
(34°F)		1°C
(35°F)		4°C
(39°F)		7°C
(44°F)		11°C
(53°F)		17°C
(64°F)		22°C
(72°F)		24°C
(76°F)		19°C
(67°F)		13°C
(56°F)		7°C
(45°F)		3°C
(39°F)
Minimum-0°C
(32°F)		0°C
(32°F)		3°C
(38°F)		5°C
(41°F)		10°C
(51°F)		16°C
(60°F)		21°C
(70°F)		23°C
(74°F)		18°C
(65°F)		12°C
(54°F)		6°C
(43°F)		2°C
(36°F)

Compare climate in Toba with other places

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

Monthly average precipitation in Toba, Japan

Toba usually has the most precipitation in June, July and October, with an average of 16 rainy days and 302 mm (11.9 inches) of precipitation per month. The driest months in Toba are January, February and November. On average, 62 mm (2.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Toba. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)54 (2.1)59 (2.3)150 (5.9)138 (5.4)169 (6.6)239 (9.4)278 (10.9)171 (6.7)238 (9.4)389 (15.3)71 (2.8)75 (2.9)
Average precipitation days (≥ 1 mm)55101012152015191578

Monthly sunshine hours in Toba, Japan

The sunniest months in Toba are April, May and August, when the sun shines an average of 9 hours 36 minutes a day. Least sunny months in Toba: January, October and December receive an average of 6 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Toba. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours189236267280289267265313250224239230
Mean daily daylight hours10h 7m10h 55m11h 58m13h 2m13h 57m14h 24m14h 10m13h 23m12h 21m11h 17m10h 21m9h 52m

Solar UV radiation in Toba, Japan

Toba experiences the highest level of ultraviolet (UV) radiation in May, 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 exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Toba UV Index data.

Average daily maximum UV levels by month for Toba. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)458101111121110754