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Monthly climate in Saka, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Saka features a humid subtropical climate (Cfa). Temperatures typically range between 7 °C (44 °F) and 27 °C (81 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 1734 mm (68.3 inches) and receives 115 rainy days on the 1 mm (0.04 inches) threshold annually. Saka enjoys an average of 3113 hours of sunshine throughout the year, and daylight varies from 9 hours 53 minutes to 14 hours 23 minutes per day.

Monthly average temperatures in Saka, Japan

The warmest months in Saka are July, August and September, with daily mean temperatures ranging from 24 to 27 °C (76 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 9 °C (44 - 48 °F) throughout the day. On average each year, Saka experiences 73 days above 25 °C (77.0 °F) and 2 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Saka. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(61°F)		16°C
(62°F)		18°C
(64°F)		22°C
(71°F)		25°C
(78°F)		27°C
(80°F)		32°C
(90°F)		32°C
(90°F)		31°C
(88°F)		27°C
(82°F)		23°C
(73°F)		20°C
(68°F)
Mean maximum13°C
(56°F)		14°C
(57°F)		17°C
(63°F)		20°C
(69°F)		24°C
(75°F)		25°C
(78°F)		30°C
(87°F)		32°C
(90°F)		30°C
(86°F)		26°C
(80°F)		21°C
(70°F)		16°C
(62°F)
Average high9°C
(49°F)		9°C
(49°F)		13°C
(55°F)		16°C
(62°F)		20°C
(69°F)		23°C
(74°F)		27°C
(81°F)		29°C
(85°F)		26°C
(79°F)		22°C
(71°F)		17°C
(62°F)		11°C
(53°F)
Daily mean7°C
(44°F)		7°C
(45°F)		10°C
(50°F)		14°C
(57°F)		18°C
(65°F)		21°C
(71°F)		25°C
(78°F)		27°C
(81°F)		24°C
(76°F)		19°C
(67°F)		14°C
(58°F)		9°C
(48°F)
Average low5°C
(41°F)		4°C
(40°F)		7°C
(46°F)		11°C
(52°F)		16°C
(60°F)		19°C
(67°F)		24°C
(75°F)		25°C
(78°F)		22°C
(72°F)		17°C
(63°F)		12°C
(53°F)		7°C
(45°F)
Mean minimum1°C
(34°F)		1°C
(34°F)		3°C
(39°F)		6°C
(43°F)		11°C
(53°F)		17°C
(62°F)		21°C
(71°F)		23°C
(73°F)		18°C
(65°F)		12°C
(55°F)		7°C
(45°F)		3°C
(37°F)
Minimum-2°C
(29°F)		-1°C
(30°F)		2°C
(36°F)		5°C
(41°F)		10°C
(51°F)		15°C
(59°F)		20°C
(68°F)		21°C
(70°F)		18°C
(64°F)		11°C
(53°F)		6°C
(44°F)		1°C
(35°F)

Compare climate in Saka with other places

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

Monthly average precipitation in Saka, Japan

Saka usually has the most precipitation in July, August and September, with an average of 14 rainy days and 253 mm (10.0 inches) of precipitation per month. The driest months in Saka are January, November and December. On average, 50 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Saka. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)48 (1.9)70 (2.7)124 (4.9)139 (5.5)142 (5.6)172 (6.8)357 (14.1)200 (7.9)202 (8.0)177 (7.0)41 (1.6)61 (2.4)
Average precipitation days (≥ 1 mm)571089131811131056

Monthly sunshine hours in Saka, Japan

The sunniest months in Saka are May, June and August, when the sun shines an average of 9 hours 48 minutes a day. Least sunny months in Saka: January, February and December receive an average of 6 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Saka. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours183227265282302291281307260254237220
Mean daily daylight hours10h 8m10h 56m11h 58m13h 2m13h 56m14h 23m14h 9m13h 22m12h 21m11h 17m10h 22m9h 53m

Solar UV radiation in Saka, Japan

Saka 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 exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Saka UV Index data.

Average daily maximum UV levels by month for Saka. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)458111111121210764