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Monthly climate in Azumino, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Azumino features a humid continental climate (Dfb). Temperatures typically range between -2 °C (28 °F) and 23 °C (75 °F) through the year, but rarely can drop to -18 °C (1 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 2077 mm (81.8 inches) and receives 191 rainy days on the 1 mm (0.04 inches) threshold annually. Azumino enjoys an average of 2903 hours of sunshine throughout the year, and daylight varies from 9 hours 43 minutes to 14 hours 34 minutes per day.

Monthly average temperatures in Azumino, Japan

The warmest months in Azumino are July, August and September, with daily mean temperatures ranging from 19 to 23 °C (66 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to 1 °C (28 - 34 °F) throughout the day. On average each year, Azumino experiences 55 days above 25 °C (77.0 °F) and 109 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Azumino. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum11°C
(52°F)		16°C
(61°F)		21°C
(69°F)		26°C
(79°F)		30°C
(86°F)		29°C
(84°F)		33°C
(91°F)		34°C
(93°F)		30°C
(86°F)		26°C
(79°F)		19°C
(67°F)		17°C
(62°F)
Mean maximum8°C
(47°F)		11°C
(52°F)		18°C
(64°F)		22°C
(72°F)		27°C
(81°F)		26°C
(80°F)		31°C
(88°F)		32°C
(90°F)		28°C
(82°F)		25°C
(77°F)		18°C
(65°F)		12°C
(54°F)
Average high2°C
(36°F)		4°C
(39°F)		10°C
(49°F)		14°C
(58°F)		20°C
(68°F)		23°C
(73°F)		26°C
(79°F)		28°C
(83°F)		23°C
(74°F)		18°C
(64°F)		12°C
(54°F)		5°C
(42°F)
Daily mean-2°C
(28°F)		-1°C
(30°F)		4°C
(40°F)		9°C
(48°F)		15°C
(59°F)		18°C
(65°F)		22°C
(72°F)		23°C
(75°F)		19°C
(66°F)		13°C
(56°F)		7°C
(44°F)		1°C
(34°F)
Average low-6°C
(22°F)		-5°C
(22°F)		-0°C
(31°F)		3°C
(38°F)		9°C
(49°F)		13°C
(57°F)		19°C
(66°F)		20°C
(68°F)		15°C
(60°F)		9°C
(49°F)		2°C
(36°F)		-3°C
(27°F)
Mean minimum-13°C
(9°F)		-13°C
(9°F)		-6°C
(22°F)		-4°C
(26°F)		1°C
(34°F)		9°C
(48°F)		16°C
(60°F)		15°C
(59°F)		9°C
(49°F)		3°C
(37°F)		-3°C
(27°F)		-8°C
(18°F)
Minimum-16°C
(4°F)		-18°C
(1°F)		-8°C
(17°F)		-5°C
(23°F)		-1°C
(31°F)		6°C
(43°F)		14°C
(58°F)		11°C
(52°F)		6°C
(43°F)		0°C
(33°F)		-4°C
(25°F)		-9°C
(17°F)

Compare climate in Azumino with other places

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

Monthly average precipitation in Azumino, Japan

Azumino usually has the most precipitation in July, September and October, with an average of 19 rainy days and 270 mm (10.6 inches) of precipitation per month. The driest months in Azumino are January, February and November. On average, 93 mm (3.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Azumino. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)99 (3.9)97 (3.8)152 (6.0)156 (6.1)179 (7.0)194 (7.7)333 (13.1)197 (7.8)222 (8.7)255 (10.1)83 (3.3)109 (4.3)
Average precipitation days (≥ 1 mm)161314131416211719191316

Monthly sunshine hours in Azumino, Japan

The sunniest months in Azumino are April, May and August, when the sun shines an average of 9 hours 14 minutes a day. Least sunny months in Azumino: January, October and December receive an average of 6 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Azumino. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours173226260277290268241281234212226209
Mean daily daylight hours9h 58m10h 50m11h 57m13h 7m14h 5m14h 34m14h 19m13h 28m12h 22m11h 14m10h 14m9h 43m

Solar UV radiation in Azumino, Japan

Azumino 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 Azumino UV Index data.

Average daily maximum UV levels by month for Azumino. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)469101111111210754