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Monthly climate in Yamakita, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Yamakita features a humid subtropical climate (Cfa). Temperatures typically range between 4 °C (39 °F) and 26 °C (79 °F) through the year, but rarely can drop to -7 °C (19 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 2242 mm (88.3 inches) and receives 182 rainy days on the 1 mm (0.04 inches) threshold annually. Yamakita enjoys an average of 2859 hours of sunshine throughout the year, and daylight varies from 9 hours 49 minutes to 14 hours 28 minutes per day.

Monthly average temperatures in Yamakita, Japan

The warmest months in Yamakita are July, August and September, with daily mean temperatures ranging from 22 to 26 °C (72 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (39 - 44 °F) throughout the day. On average each year, Yamakita experiences 74 days above 25 °C (77.0 °F) and 26 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Yamakita. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum17°C
(63°F)		20°C
(67°F)		22°C
(72°F)		25°C
(78°F)		30°C
(86°F)		30°C
(86°F)		34°C
(93°F)		35°C
(95°F)		33°C
(91°F)		30°C
(87°F)		22°C
(71°F)		21°C
(69°F)
Mean maximum14°C
(58°F)		17°C
(62°F)		20°C
(69°F)		24°C
(76°F)		28°C
(82°F)		27°C
(81°F)		32°C
(89°F)		34°C
(93°F)		31°C
(89°F)		27°C
(82°F)		21°C
(70°F)		17°C
(62°F)
Average high8°C
(47°F)		9°C
(48°F)		13°C
(56°F)		17°C
(63°F)		22°C
(71°F)		24°C
(75°F)		27°C
(82°F)		30°C
(86°F)		25°C
(77°F)		20°C
(68°F)		16°C
(61°F)		11°C
(51°F)
Daily mean4°C
(39°F)		5°C
(41°F)		8°C
(47°F)		12°C
(55°F)		17°C
(63°F)		20°C
(69°F)		24°C
(76°F)		26°C
(79°F)		22°C
(72°F)		17°C
(62°F)		12°C
(53°F)		6°C
(44°F)
Average low1°C
(33°F)		1°C
(34°F)		4°C
(40°F)		8°C
(47°F)		13°C
(56°F)		17°C
(63°F)		21°C
(71°F)		23°C
(74°F)		19°C
(67°F)		14°C
(57°F)		8°C
(47°F)		3°C
(38°F)
Mean minimum-4°C
(25°F)		-4°C
(26°F)		-2°C
(29°F)		2°C
(36°F)		7°C
(45°F)		14°C
(58°F)		18°C
(65°F)		19°C
(67°F)		15°C
(59°F)		8°C
(47°F)		3°C
(37°F)		-1°C
(30°F)
Minimum-7°C
(19°F)		-6°C
(21°F)		-6°C
(22°F)		-1°C
(31°F)		5°C
(41°F)		12°C
(55°F)		17°C
(62°F)		17°C
(63°F)		13°C
(56°F)		7°C
(45°F)		1°C
(34°F)		-3°C
(27°F)

Compare climate in Yamakita with other places

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

Monthly average precipitation in Yamakita, Japan

Yamakita usually has the most precipitation in July, September and October, with an average of 20 rainy days and 308 mm (12.1 inches) of precipitation per month. The driest months in Yamakita are January, February and December. On average, 77 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Yamakita. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)69 (2.7)83 (3.3)202 (7.9)173 (6.8)180 (7.1)234 (9.2)321 (12.6)198 (7.8)242 (9.5)360 (14.2)102 (4.0)79 (3.1)
Average precipitation days (≥ 1 mm)81115141418201821191311

Monthly sunshine hours in Yamakita, Japan

The sunniest months in Yamakita are April, May and August, when the sun shines an average of 8 hours 59 minutes a day. Least sunny months in Yamakita: January, October and November receive an average of 6 hours 39 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Yamakita. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours188224249260281252228285236201222226
Mean daily daylight hours10h 3m10h 53m11h 58m13h 4m14h 0m14h 28m14h 14m13h 25m12h 22m11h 16m10h 18m9h 49m

Solar UV radiation in Yamakita, Japan

Yamakita 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, November 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 Yamakita UV Index data.

Average daily maximum UV levels by month for Yamakita. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)468101111121110754