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Monthly climate in Yanagawamachi-saiwaicho, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Yanagawamachi-saiwaicho features a humid continental climate (Dfb). Temperatures typically range between -1 °C (31 °F) and 24 °C (76 °F) through the year, but rarely can drop to -13 °C (9 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 1438 mm (56.6 inches) and receives 167 rainy days on the 1 mm (0.04 inches) threshold annually. Yanagawamachi-saiwaicho enjoys an average of 2876 hours of sunshine throughout the year, and daylight varies from 9 hours 34 minutes to 14 hours 43 minutes per day.

Monthly average temperatures in Yanagawamachi-saiwaicho, Japan

The warmest months in Yanagawamachi-saiwaicho are July, August and September, with daily mean temperatures ranging from 20 to 24 °C (68 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 2 °C (31 - 36 °F) throughout the day. On average each year, Yanagawamachi-saiwaicho experiences 57 days above 25 °C (77.0 °F) and 89 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Yanagawamachi-saiwaicho. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(50°F)		16°C
(60°F)		21°C
(69°F)		27°C
(80°F)		31°C
(88°F)		31°C
(89°F)		34°C
(93°F)		35°C
(95°F)		33°C
(92°F)		27°C
(82°F)		21°C
(70°F)		17°C
(63°F)
Mean maximum8°C
(46°F)		12°C
(53°F)		18°C
(65°F)		22°C
(72°F)		28°C
(82°F)		28°C
(82°F)		32°C
(89°F)		33°C
(92°F)		30°C
(86°F)		25°C
(78°F)		19°C
(66°F)		12°C
(55°F)
Average high3°C
(38°F)		5°C
(41°F)		10°C
(50°F)		15°C
(58°F)		20°C
(69°F)		23°C
(74°F)		26°C
(80°F)		28°C
(83°F)		24°C
(75°F)		18°C
(65°F)		13°C
(55°F)		6°C
(43°F)
Daily mean-1°C
(31°F)		1°C
(33°F)		5°C
(41°F)		10°C
(50°F)		16°C
(60°F)		19°C
(66°F)		23°C
(74°F)		24°C
(76°F)		20°C
(68°F)		14°C
(58°F)		8°C
(47°F)		2°C
(36°F)
Average low-4°C
(25°F)		-3°C
(27°F)		1°C
(34°F)		5°C
(41°F)		11°C
(52°F)		15°C
(60°F)		20°C
(68°F)		21°C
(71°F)		17°C
(62°F)		11°C
(51°F)		4°C
(39°F)		-1°C
(31°F)
Mean minimum-9°C
(16°F)		-7°C
(20°F)		-4°C
(24°F)		-1°C
(30°F)		4°C
(40°F)		10°C
(51°F)		16°C
(61°F)		16°C
(62°F)		11°C
(51°F)		4°C
(40°F)		-2°C
(29°F)		-5°C
(23°F)
Minimum-13°C
(9°F)		-10°C
(14°F)		-7°C
(19°F)		-2°C
(28°F)		4°C
(39°F)		8°C
(46°F)		15°C
(59°F)		14°C
(57°F)		8°C
(46°F)		2°C
(36°F)		-3°C
(27°F)		-7°C
(20°F)

Compare climate in Yanagawamachi-saiwaicho with other places

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

Monthly average precipitation in Yanagawamachi-saiwaicho, Japan

Yanagawamachi-saiwaicho usually has the most precipitation in July, August and October, with an average of 17 rainy days and 208 mm (8.2 inches) of precipitation per month. The driest months in Yanagawamachi-saiwaicho are January, February and November. On average, 51 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Yanagawamachi-saiwaicho. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)62 (2.4)52 (2.0)112 (4.4)106 (4.2)113 (4.5)109 (4.3)248 (9.7)169 (6.7)154 (6.1)207 (8.2)38 (1.5)68 (2.7)
Average precipitation days (≥ 1 mm)13121313141420191412815

Monthly sunshine hours in Yanagawamachi-saiwaicho, Japan

The sunniest months in Yanagawamachi-saiwaicho are May, June and August, when the sun shines an average of 9 hours 10 minutes a day. Least sunny months in Yanagawamachi-saiwaicho: January, October and December receive an average of 6 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Yanagawamachi-saiwaicho. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours166217258271288275251279237204221203
Mean daily daylight hours9h 51m10h 46m11h 57m13h 10m14h 12m14h 43m14h 27m13h 33m12h 23m11h 11m10h 7m9h 34m

Solar UV radiation in Yanagawamachi-saiwaicho, Japan

Yanagawamachi-saiwaicho experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure. January, February 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 Yanagawamachi-saiwaicho UV Index data.

Average daily maximum UV levels by month for Yanagawamachi-saiwaicho. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)3579101111119653