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Monthly climate in Horyuji, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Horyuji features a humid subtropical climate (Cfa). Temperatures typically range between 4 °C (40 °F) and 28 °C (83 °F) through the year, but rarely can drop to -6 °C (22 °F) or can rise to as high as 36 °C (98 °F). The average annual precipitation amounts to about 1775 mm (69.9 inches) and receives 144 rainy days on the 1 mm (0.04 inches) threshold annually. Horyuji enjoys an average of 3063 hours of sunshine throughout the year, and daylight varies from 9 hours 52 minutes to 14 hours 25 minutes per day.

Monthly average temperatures in Horyuji, Japan

The warmest months in Horyuji are July, August and September, with daily mean temperatures ranging from 24 to 28 °C (75 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (40 - 44 °F) throughout the day. On average each year, Horyuji experiences 105 days above 25 °C (77.0 °F) and 36 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Horyuji. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(61°F)		19°C
(67°F)		21°C
(71°F)		26°C
(79°F)		31°C
(88°F)		31°C
(89°F)		35°C
(96°F)		36°C
(98°F)		36°C
(97°F)		30°C
(87°F)		25°C
(76°F)		22°C
(72°F)
Mean maximum13°C
(56°F)		15°C
(59°F)		20°C
(68°F)		24°C
(76°F)		29°C
(84°F)		30°C
(86°F)		34°C
(93°F)		36°C
(97°F)		33°C
(92°F)		29°C
(84°F)		22°C
(72°F)		17°C
(63°F)
Average high8°C
(46°F)		9°C
(48°F)		14°C
(57°F)		18°C
(65°F)		23°C
(74°F)		26°C
(80°F)		30°C
(86°F)		32°C
(90°F)		28°C
(82°F)		22°C
(72°F)		16°C
(62°F)		11°C
(51°F)
Daily mean4°C
(40°F)		5°C
(41°F)		9°C
(49°F)		14°C
(57°F)		19°C
(66°F)		22°C
(72°F)		26°C
(80°F)		28°C
(83°F)		24°C
(75°F)		18°C
(64°F)		12°C
(53°F)		6°C
(44°F)
Average low0°C
(33°F)		1°C
(33°F)		4°C
(40°F)		9°C
(48°F)		14°C
(57°F)		18°C
(65°F)		23°C
(74°F)		24°C
(76°F)		20°C
(69°F)		14°C
(57°F)		7°C
(45°F)		2°C
(36°F)
Mean minimum-4°C
(26°F)		-3°C
(26°F)		-1°C
(30°F)		1°C
(34°F)		7°C
(45°F)		13°C
(55°F)		20°C
(68°F)		20°C
(69°F)		14°C
(57°F)		7°C
(46°F)		1°C
(34°F)		-2°C
(29°F)
Minimum-6°C
(22°F)		-4°C
(24°F)		-2°C
(29°F)		-0°C
(32°F)		4°C
(40°F)		11°C
(53°F)		19°C
(66°F)		17°C
(64°F)		12°C
(53°F)		6°C
(43°F)		-1°C
(30°F)		-3°C
(26°F)

Compare climate in Horyuji with other places

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

Monthly average precipitation in Horyuji, Japan

Horyuji usually has the most precipitation in June, July and October, with an average of 16 rainy days and 250 mm (9.8 inches) of precipitation per month. The driest months in Horyuji are January, November and December. On average, 60 mm (2.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Horyuji. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)60 (2.4)73 (2.9)128 (5.1)131 (5.1)157 (6.2)192 (7.6)290 (11.4)174 (6.8)181 (7.1)268 (10.6)51 (2.0)70 (2.8)
Average precipitation days (≥ 1 mm)98121010152115161378

Monthly sunshine hours in Horyuji, Japan

The sunniest months in Horyuji are April, May and August, when the sun shines an average of 9 hours 38 minutes a day. Least sunny months in Horyuji: January, February and December receive an average of 7 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Horyuji. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours188233267282293269263311246240239225
Mean daily daylight hours10h 6m10h 55m11h 58m13h 3m13h 57m14h 25m14h 11m13h 23m12h 21m11h 17m10h 20m9h 52m

Solar UV radiation in Horyuji, Japan

Horyuji 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 Horyuji UV Index data.

Average daily maximum UV levels by month for Horyuji. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)468111111121210764