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Monthly climate in Horonobe, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Horonobe features a humid continental climate (Dfb). Temperatures typically range between -5 °C (24 °F) and 20 °C (69 °F) through the year, but rarely can drop to -17 °C (1 °F) or can rise to as high as 29 °C (85 °F). The average annual precipitation amounts to about 1204 mm (47.4 inches) and receives 190 rainy days on the 1 mm (0.04 inches) threshold annually. Horonobe enjoys an average of 2877 hours of sunshine throughout the year, and daylight varies from 8 hours 48 minutes to 15 hours 33 minutes per day.

Monthly average temperatures in Horonobe, Japan

The warmest months in Horonobe are July, August and September, with daily mean temperatures ranging from 18 to 20 °C (64 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to -2 °C (24 - 29 °F) throughout the day. On average each year, Horonobe experiences 4 days above 25 °C (77.0 °F) and 110 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Horonobe. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum5°C
(42°F)		5°C
(42°F)		11°C
(53°F)		15°C
(59°F)		20°C
(69°F)		22°C
(71°F)		29°C
(85°F)		29°C
(85°F)		27°C
(80°F)		20°C
(68°F)		15°C
(60°F)		11°C
(53°F)
Mean maximum3°C
(38°F)		4°C
(40°F)		8°C
(48°F)		13°C
(56°F)		18°C
(65°F)		19°C
(67°F)		26°C
(78°F)		26°C
(79°F)		25°C
(76°F)		19°C
(67°F)		15°C
(58°F)		8°C
(46°F)
Average high-2°C
(28°F)		-2°C
(29°F)		3°C
(38°F)		7°C
(46°F)		12°C
(55°F)		16°C
(61°F)		21°C
(70°F)		22°C
(72°F)		20°C
(68°F)		14°C
(58°F)		7°C
(45°F)		0°C
(32°F)
Daily mean-5°C
(24°F)		-4°C
(25°F)		1°C
(33°F)		5°C
(42°F)		10°C
(51°F)		14°C
(57°F)		19°C
(67°F)		20°C
(69°F)		18°C
(64°F)		12°C
(54°F)		5°C
(42°F)		-2°C
(29°F)
Average low-7°C
(19°F)		-7°C
(20°F)		-2°C
(28°F)		3°C
(38°F)		8°C
(47°F)		12°C
(53°F)		17°C
(63°F)		18°C
(65°F)		15°C
(60°F)		10°C
(50°F)		3°C
(38°F)		-4°C
(25°F)
Mean minimum-13°C
(9°F)		-14°C
(7°F)		-8°C
(18°F)		-3°C
(27°F)		3°C
(38°F)		8°C
(46°F)		12°C
(54°F)		14°C
(58°F)		11°C
(52°F)		6°C
(42°F)		-3°C
(27°F)		-10°C
(15°F)
Minimum-15°C
(6°F)		-17°C
(1°F)		-9°C
(17°F)		-8°C
(18°F)		2°C
(36°F)		5°C
(41°F)		10°C
(49°F)		14°C
(57°F)		10°C
(49°F)		4°C
(39°F)		-5°C
(23°F)		-13°C
(10°F)

Compare climate in Horonobe with other places

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

Monthly average precipitation in Horonobe, Japan

Horonobe usually has the most precipitation in August, October and November, with an average of 18 rainy days and 148 mm (5.8 inches) of precipitation per month. The driest months in Horonobe are January, February and April. On average, 66 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Horonobe. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)68 (2.7)71 (2.8)74 (2.9)60 (2.3)83 (3.3)88 (3.5)112 (4.4)154 (6.1)91 (3.6)138 (5.4)152 (6.0)112 (4.4)
Average precipitation days (≥ 1 mm)191815101213101512162327

Monthly sunshine hours in Horonobe, Japan

The sunniest months in Horonobe are April, May and July, when the sun shines an average of 9 hours 57 minutes a day. Least sunny months in Horonobe: January, November and December receive an average of 4 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Horonobe. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours112180239288301286325281282242175160
Mean daily daylight hours9h 10m10h 23m11h 55m13h 30m14h 51m15h 33m15h 12m14h 0m12h 29m10h 55m9h 32m8h 48m

Solar UV radiation in Horonobe, Japan

Horonobe experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 9, which corresponds to the Very High category of sun exposure. January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Horonobe UV Index data.

Average daily maximum UV levels by month for Horonobe. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689997531