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Monthly climate in Tsuiki, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Tsuiki features a humid subtropical climate (Cfa). Temperatures typically range between 7 °C (44 °F) and 28 °C (83 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 1727 mm (68.0 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually. Tsuiki enjoys an average of 3050 hours of sunshine throughout the year, and daylight varies from 9 hours 56 minutes to 14 hours 20 minutes per day.

Monthly average temperatures in Tsuiki, Japan

The warmest months in Tsuiki are July, August and September, with daily mean temperatures ranging from 25 to 28 °C (77 - 83 °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, Tsuiki experiences 97 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 Tsuiki. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum17°C
(62°F)		20°C
(68°F)		20°C
(69°F)		24°C
(75°F)		29°C
(85°F)		30°C
(86°F)		34°C
(94°F)		34°C
(94°F)		33°C
(91°F)		29°C
(84°F)		24°C
(76°F)		21°C
(70°F)
Mean maximum14°C
(58°F)		16°C
(61°F)		20°C
(68°F)		23°C
(73°F)		27°C
(81°F)		28°C
(83°F)		33°C
(91°F)		34°C
(93°F)		31°C
(88°F)		28°C
(82°F)		22°C
(72°F)		17°C
(64°F)
Average high9°C
(49°F)		10°C
(50°F)		14°C
(58°F)		18°C
(65°F)		22°C
(73°F)		25°C
(78°F)		29°C
(84°F)		31°C
(88°F)		27°C
(81°F)		23°C
(73°F)		17°C
(63°F)		11°C
(53°F)
Daily mean7°C
(44°F)		7°C
(45°F)		11°C
(52°F)		15°C
(59°F)		19°C
(67°F)		23°C
(73°F)		27°C
(80°F)		28°C
(83°F)		25°C
(77°F)		20°C
(68°F)		14°C
(58°F)		9°C
(48°F)
Average low4°C
(40°F)		4°C
(40°F)		8°C
(46°F)		12°C
(53°F)		16°C
(61°F)		20°C
(69°F)		25°C
(76°F)		26°C
(79°F)		22°C
(73°F)		17°C
(63°F)		11°C
(52°F)		6°C
(43°F)
Mean minimum0°C
(33°F)		0°C
(33°F)		3°C
(38°F)		6°C
(44°F)		11°C
(52°F)		17°C
(63°F)		22°C
(71°F)		23°C
(73°F)		18°C
(64°F)		12°C
(54°F)		6°C
(43°F)		2°C
(35°F)
Minimum-2°C
(29°F)		-1°C
(30°F)		3°C
(37°F)		6°C
(42°F)		9°C
(49°F)		16°C
(62°F)		19°C
(67°F)		21°C
(69°F)		16°C
(62°F)		11°C
(53°F)		4°C
(40°F)		1°C
(33°F)

Compare climate in Tsuiki with other places

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

Monthly average precipitation in Tsuiki, Japan

Tsuiki usually has the most precipitation in June, July and August, with an average of 14 rainy days and 248 mm (9.8 inches) of precipitation per month. The driest months in Tsuiki are January, November and December. On average, 56 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Tsuiki. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)57 (2.3)78 (3.1)131 (5.1)126 (5.0)161 (6.4)206 (8.1)302 (11.9)235 (9.2)196 (7.7)124 (4.9)46 (1.8)64 (2.5)
Average precipitation days (≥ 1 mm)811111010131812141078

Monthly sunshine hours in Tsuiki, Japan

The sunniest months in Tsuiki are April, May and August, when the sun shines an average of 9 hours 29 minutes a day. Least sunny months in Tsuiki: January, February and December receive an average of 6 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Tsuiki. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours177233261278293275273301251251235217
Mean daily daylight hours10h 10m10h 57m11h 58m13h 1m13h 53m14h 20m14h 6m13h 20m12h 21m11h 19m10h 24m9h 56m

Solar UV radiation in Tsuiki, Japan

Tsuiki 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 / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Tsuiki UV Index data.

Average daily maximum UV levels by month for Tsuiki. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)468111111121211764