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Monthly climate in Kami, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kami 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 (20 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 2361 mm (93.0 inches) and receives 153 rainy days on the 1 mm (0.04 inches) threshold annually. Kami enjoys an average of 3173 hours of sunshine throughout the year, and daylight varies from 9 hours 56 minutes to 14 hours 20 minutes per day.

Monthly average temperatures in Kami, Japan

The warmest months in Kami are July, August and September, with daily mean temperatures ranging from 23 to 26 °C (73 - 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 - 43 °F) throughout the day. On average each year, Kami experiences 80 days above 25 °C (77.0 °F) and 32 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kami. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum15°C
(59°F)		19°C
(67°F)		22°C
(72°F)		24°C
(76°F)		28°C
(82°F)		29°C
(85°F)		34°C
(93°F)		34°C
(94°F)		32°C
(90°F)		28°C
(82°F)		22°C
(72°F)		19°C
(67°F)
Mean maximum13°C
(56°F)		15°C
(60°F)		20°C
(69°F)		23°C
(74°F)		26°C
(80°F)		28°C
(82°F)		32°C
(90°F)		33°C
(91°F)		31°C
(87°F)		27°C
(81°F)		21°C
(70°F)		16°C
(61°F)
Average high8°C
(47°F)		9°C
(49°F)		14°C
(57°F)		18°C
(64°F)		22°C
(72°F)		24°C
(76°F)		28°C
(82°F)		30°C
(86°F)		26°C
(79°F)		21°C
(71°F)		16°C
(61°F)		10°C
(51°F)
Daily mean4°C
(39°F)		5°C
(41°F)		9°C
(48°F)		13°C
(56°F)		18°C
(64°F)		21°C
(70°F)		25°C
(77°F)		26°C
(79°F)		23°C
(73°F)		17°C
(63°F)		11°C
(52°F)		6°C
(43°F)
Average low1°C
(33°F)		1°C
(34°F)		4°C
(40°F)		8°C
(47°F)		13°C
(56°F)		18°C
(64°F)		22°C
(72°F)		23°C
(74°F)		20°C
(68°F)		14°C
(57°F)		7°C
(44°F)		2°C
(36°F)
Mean minimum-4°C
(26°F)		-4°C
(26°F)		-1°C
(31°F)		1°C
(34°F)		6°C
(43°F)		13°C
(57°F)		20°C
(68°F)		20°C
(68°F)		14°C
(58°F)		7°C
(45°F)		1°C
(34°F)		-1°C
(30°F)
Minimum-7°C
(20°F)		-6°C
(21°F)		-1°C
(30°F)		-1°C
(31°F)		5°C
(41°F)		11°C
(52°F)		18°C
(64°F)		16°C
(62°F)		11°C
(52°F)		5°C
(42°F)		0°C
(32°F)		-3°C
(28°F)

Compare climate in Kami with other places

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

Monthly average precipitation in Kami, Japan

Kami usually has the most precipitation in July, September and October, with an average of 18 rainy days and 351 mm (13.8 inches) of precipitation per month. The driest months in Kami are January, November and December. On average, 63 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kami. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)55 (2.2)87 (3.4)139 (5.5)158 (6.2)196 (7.7)270 (10.6)496 (19.5)270 (10.6)284 (11.2)274 (10.8)64 (2.5)70 (2.8)
Average precipitation days (≥ 1 mm)78131012162319191367

Monthly sunshine hours in Kami, Japan

The sunniest months in Kami are May, July and August, when the sun shines an average of 9 hours 42 minutes a day. Least sunny months in Kami: January, February and December receive an average of 7 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kami. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours194238274287298280291313266256242230
Mean daily daylight hours10h 10m10h 57m11h 58m13h 1m13h 53m14h 20m14h 7m13h 21m12h 21m11h 19m10h 24m9h 56m

Solar UV radiation in Kami, Japan

Kami experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 12 - 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 Kami UV Index data.

Average daily maximum UV levels by month for Kami. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)469111112121210764