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Monthly climate in Amakusa, Kumamoto, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Amakusa features a humid subtropical climate (Cfa).Temperatures typically range between 8 °C (47 °F) and 29 °C (85 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 39 °C (103 °F).The average annual precipitation amounts to about 2237 mm (88.1 inches) and receives 136 rainy days on the 1 mm (0.04 inches) threshold annually.Amakusa enjoys an average of 3085 hours of sunshine throughout the year, and daylight varies from 10 hours 2 minutes to 14 hours 13 minutes per day.

Monthly average temperatures in Amakusa, Kumamoto, Japan §

The warmest months in Amakusa are July, August and September, with daily mean temperatures ranging from 26 to 29 °C (79 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 10 °C (47 - 50 °F) throughout the day. On average each year, Amakusa experiences 128 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 Amakusa, Kumamoto, Japan.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 21°C
(69°F)		 22°C
(72°F)		 25°C
(78°F)		 29°C
(84°F)		 30°C
(86°F)		 32°C
(90°F)		 37°C
(99°F)		 39°C
(103°F)		 35°C
(95°F)		 33°C
(92°F)		 26°C
(79°F)		 25°C
(77°F)
Mean maximum 18°C
(65°F)		 19°C
(66°F)		 23°C
(74°F)		 26°C
(80°F)		 29°C
(84°F)		 31°C
(88°F)		 35°C
(95°F)		 37°C
(98°F)		 34°C
(93°F)		 30°C
(87°F)		 25°C
(76°F)		 20°C
(68°F)
Average high 12°C
(54°F)		 13°C
(55°F)		 17°C
(63°F)		 21°C
(70°F)		 25°C
(77°F)		 28°C
(82°F)		 31°C
(88°F)		 33°C
(91°F)		 29°C
(85°F)		 25°C
(78°F)		 19°C
(67°F)		 13°C
(56°F)
Daily mean 8°C
(47°F)		 9°C
(49°F)		 13°C
(56°F)		 17°C
(63°F)		 21°C
(70°F)		 24°C
(76°F)		 28°C
(82°F)		 29°C
(85°F)		 26°C
(79°F)		 21°C
(70°F)		 15°C
(59°F)		 10°C
(50°F)
Average low 5°C
(41°F)		 6°C
(42°F)		 9°C
(49°F)		 13°C
(56°F)		 17°C
(63°F)		 21°C
(70°F)		 25°C
(77°F)		 26°C
(79°F)		 23°C
(73°F)		 18°C
(64°F)		 12°C
(53°F)		 7°C
(44°F)
Mean minimum 0°C
(32°F)		 1°C
(33°F)		 4°C
(40°F)		 7°C
(45°F)		 11°C
(53°F)		 17°C
(64°F)		 22°C
(72°F)		 23°C
(74°F)		 18°C
(65°F)		 12°C
(54°F)		 6°C
(43°F)		 2°C
(36°F)
Minimum -2°C
(29°F)		 -2°C
(29°F)		 3°C
(38°F)		 6°C
(42°F)		 10°C
(50°F)		 16°C
(61°F)		 20°C
(68°F)		 21°C
(69°F)		 17°C
(62°F)		 11°C
(52°F)		 5°C
(41°F)		 1°C
(33°F)

Compare climate in Amakusa with other places

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

Monthly average precipitation in Amakusa, Kumamoto, Japan §

Amakusa usually has the most precipitation in June, July and August, with an average of 16 rainy days and 356 mm (14.0 inches) of precipitation per month.The driest months in Amakusa are January, November and December. On average, 77 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Amakusa, Kumamoto, Japan.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 54 (2.1) 91 (3.6) 143 (5.6) 134 (5.3) 224 (8.8) 298 (11.7) 475 (18.7) 295 (11.6) 227 (8.9) 120 (4.7) 88 (3.5) 90 (3.5)
Average precipitation days (≥ 1 mm) 6 9 12 9 11 16 19 15 15 9 8 7

Monthly sunshine hours in Amakusa, Kumamoto, Japan §

The sunniest months in Amakusa are April, May and August, when the sun shines an average of 9 hours 28 minutes a day.Least sunny months in Amakusa: January, February and December receive an average of 7 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Amakusa, Kumamoto, Japan.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 188 236 267 285 281 256 273 304 263 261 240 224
Mean daily daylight hours 10h 16m 11h 0m 11h 59m 12h 58m 13h 48m 14h 13m 14h 1m 13h 17m 12h 20m 11h 20m 10h 29m 10h 2m

Solar UV radiation in Amakusa, Kumamoto, Japan §

Amakusa experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 13, 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 Amakusa UV Index data.

Average daily maximum UV levels by month for Amakusa, Kumamoto, Japan.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 5 6 9 11 12 12 12 13 11 8 6 4