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Monthly climate in Sagamihara, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sagamihara features a humid subtropical climate (Cfa). Temperatures typically range between 4 °C (39 °F) and 27 °C (80 °F) through the year, but rarely can drop to -9 °C (17 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 1909 mm (75.2 inches) and receives 170 rainy days on the 1 mm (0.04 inches) threshold annually. Sagamihara enjoys an average of 2916 hours of sunshine throughout the year, and daylight varies from 9 hours 47 minutes to 14 hours 29 minutes per day.

Monthly average temperatures in Sagamihara, Japan

The warmest months in Sagamihara are July, August and September, with daily mean temperatures ranging from 22 to 27 °C (73 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (39 - 44 °F) throughout the day. On average each year, Sagamihara experiences 78 days above 25 °C (77.0 °F) and 37 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sagamihara. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum19°C
(66°F)		21°C
(70°F)		22°C
(72°F)		26°C
(79°F)		29°C
(85°F)		31°C
(88°F)		34°C
(94°F)		36°C
(96°F)		34°C
(93°F)		31°C
(87°F)		23°C
(73°F)		21°C
(71°F)
Mean maximum15°C
(60°F)		18°C
(64°F)		21°C
(69°F)		24°C
(76°F)		28°C
(83°F)		28°C
(82°F)		32°C
(90°F)		34°C
(94°F)		32°C
(90°F)		27°C
(82°F)		21°C
(71°F)		18°C
(64°F)
Average high9°C
(48°F)		10°C
(50°F)		14°C
(57°F)		17°C
(64°F)		22°C
(72°F)		24°C
(76°F)		28°C
(82°F)		30°C
(86°F)		25°C
(78°F)		20°C
(69°F)		16°C
(62°F)		11°C
(52°F)
Daily mean4°C
(39°F)		5°C
(41°F)		9°C
(48°F)		13°C
(56°F)		18°C
(65°F)		21°C
(70°F)		25°C
(77°F)		27°C
(80°F)		22°C
(73°F)		17°C
(63°F)		12°C
(54°F)		7°C
(44°F)
Average low-0°C
(32°F)		1°C
(34°F)		4°C
(40°F)		9°C
(48°F)		14°C
(57°F)		18°C
(64°F)		22°C
(72°F)		24°C
(75°F)		20°C
(68°F)		14°C
(58°F)		8°C
(47°F)		3°C
(37°F)
Mean minimum-5°C
(23°F)		-3°C
(27°F)		-2°C
(29°F)		2°C
(36°F)		7°C
(45°F)		14°C
(58°F)		19°C
(66°F)		19°C
(67°F)		15°C
(60°F)		8°C
(47°F)		2°C
(36°F)		-3°C
(28°F)
Minimum-9°C
(17°F)		-4°C
(25°F)		-4°C
(26°F)		-0°C
(32°F)		5°C
(41°F)		12°C
(54°F)		17°C
(62°F)		16°C
(61°F)		13°C
(56°F)		6°C
(43°F)		0°C
(33°F)		-4°C
(25°F)

Compare climate in Sagamihara with other places

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

Monthly average precipitation in Sagamihara, Japan

Sagamihara usually has the most precipitation in July, September and October, with an average of 19 rainy days and 272 mm (10.7 inches) of precipitation per month. The driest months in Sagamihara are January, February and December. On average, 63 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sagamihara. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)57 (2.2)66 (2.6)177 (7.0)148 (5.8)140 (5.5)198 (7.8)277 (10.9)157 (6.2)221 (8.7)317 (12.5)84 (3.3)68 (2.7)
Average precipitation days (≥ 1 mm)6101413131720182018129

Monthly sunshine hours in Sagamihara, Japan

The sunniest months in Sagamihara are April, May and August, when the sun shines an average of 9 hours 7 minutes a day. Least sunny months in Sagamihara: January, July and October receive an average of 6 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sagamihara. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours191233259272282261226284234205231232
Mean daily daylight hours10h 3m10h 53m11h 58m13h 5m14h 1m14h 29m14h 15m13h 26m12h 22m11h 15m10h 17m9h 47m

Solar UV radiation in Sagamihara, Japan

Sagamihara experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 11, 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 Sagamihara UV Index data.

Average daily maximum UV levels by month for Sagamihara. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)46891111111110754