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Monthly climate in Kitahiroshima, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kitahiroshima features a humid continental climate (Dfb). Temperatures typically range between -5 °C (24 °F) and 21 °C (71 °F) through the year, but rarely can drop to -18 °C (1 °F) or can rise to as high as 31 °C (89 °F). The average annual precipitation amounts to about 1101 mm (43.3 inches) and receives 153 rainy days on the 1 mm (0.04 inches) threshold annually. Kitahiroshima enjoys an average of 2880 hours of sunshine throughout the year, and daylight varies from 9 hours 2 minutes to 15 hours 18 minutes per day.

Monthly average temperatures in Kitahiroshima, Japan

The warmest months in Kitahiroshima are July, August and September, with daily mean temperatures ranging from 18 to 21 °C (65 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to -1 °C (24 - 30 °F) throughout the day. On average each year, Kitahiroshima experiences 21 days above 25 °C (77.0 °F) and 119 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kitahiroshima. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum6°C
(44°F)		6°C
(44°F)		15°C
(59°F)		21°C
(71°F)		29°C
(84°F)		28°C
(82°F)		31°C
(89°F)		31°C
(88°F)		29°C
(85°F)		25°C
(78°F)		18°C
(65°F)		13°C
(56°F)
Mean maximum4°C
(39°F)		5°C
(42°F)		11°C
(53°F)		18°C
(65°F)		24°C
(76°F)		23°C
(74°F)		29°C
(85°F)		30°C
(86°F)		27°C
(80°F)		22°C
(72°F)		17°C
(62°F)		10°C
(50°F)
Average high-2°C
(30°F)		-1°C
(31°F)		5°C
(41°F)		11°C
(51°F)		16°C
(62°F)		19°C
(67°F)		24°C
(75°F)		24°C
(76°F)		22°C
(72°F)		16°C
(61°F)		9°C
(48°F)		1°C
(34°F)
Daily mean-5°C
(24°F)		-4°C
(25°F)		1°C
(35°F)		6°C
(44°F)		12°C
(55°F)		16°C
(61°F)		20°C
(69°F)		21°C
(71°F)		18°C
(65°F)		12°C
(54°F)		6°C
(42°F)		-1°C
(30°F)
Average low-8°C
(18°F)		-7°C
(19°F)		-3°C
(28°F)		2°C
(36°F)		9°C
(48°F)		13°C
(55°F)		18°C
(64°F)		19°C
(66°F)		15°C
(59°F)		8°C
(47°F)		3°C
(37°F)		-4°C
(25°F)
Mean minimum-14°C
(7°F)		-14°C
(6°F)		-10°C
(14°F)		-3°C
(27°F)		4°C
(39°F)		8°C
(47°F)		14°C
(57°F)		13°C
(56°F)		8°C
(48°F)		3°C
(37°F)		-3°C
(27°F)		-10°C
(14°F)
Minimum-18°C
(1°F)		-15°C
(4°F)		-12°C
(10°F)		-4°C
(25°F)		3°C
(37°F)		7°C
(44°F)		10°C
(51°F)		12°C
(53°F)		6°C
(43°F)		1°C
(35°F)		-5°C
(23°F)		-12°C
(10°F)

Compare climate in Kitahiroshima with other places

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

Monthly average precipitation in Kitahiroshima, Japan

Kitahiroshima usually has the most precipitation in August, September and October, with an average of 13 rainy days and 132 mm (5.2 inches) of precipitation per month. The driest months in Kitahiroshima are January, February and December. On average, 53 mm (2.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kitahiroshima. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)42 (1.7)52 (2.0)75 (3.0)78 (3.1)84 (3.3)105 (4.1)102 (4.0)177 (7.0)107 (4.2)111 (4.4)102 (4.0)66 (2.6)
Average precipitation days (≥ 1 mm)101212121110101313151619

Monthly sunshine hours in Kitahiroshima, Japan

The sunniest months in Kitahiroshima are May, June and July, when the sun shines an average of 9 hours 54 minutes a day. Least sunny months in Kitahiroshima: January, November and December receive an average of 5 hours 9 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kitahiroshima. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours135190242281303293315284265229176163
Mean daily daylight hours9h 22m10h 30m11h 56m13h 24m14h 39m15h 18m14h 58m13h 52m12h 28m11h 0m9h 42m9h 2m

Solar UV radiation in Kitahiroshima, Japan

Kitahiroshima experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, 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 Kitahiroshima UV Index data.

Average daily maximum UV levels by month for Kitahiroshima. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2367899108532