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Monthly climate in Tamana, Kumamoto, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Tamana features a humid subtropical climate (Cfa).Temperatures typically range between 8 °C (46 °F) and 28 °C (84 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 2052 mm (80.8 inches) and receives 131 rainy days on the 1 mm (0.04 inches) threshold annually.Tamana enjoys an average of 3001 hours of sunshine throughout the year, and daylight varies from 10 hours 0 minutes to 14 hours 16 minutes per day.

Monthly average temperatures in Tamana, Kumamoto, Japan §

The warmest months in Tamana are July, August and September, with daily mean temperatures ranging from 25 to 28 °C (78 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 9 °C (46 - 49 °F) throughout the day. On average each year, Tamana experiences 113 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 Tamana, 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 18°C
(64°F)		 20°C
(69°F)		 23°C
(73°F)		 28°C
(83°F)		 29°C
(84°F)		 32°C
(89°F)		 35°C
(95°F)		 35°C
(96°F)		 34°C
(93°F)		 31°C
(87°F)		 25°C
(77°F)		 22°C
(72°F)
Mean maximum 16°C
(61°F)		 17°C
(64°F)		 21°C
(70°F)		 25°C
(77°F)		 28°C
(83°F)		 30°C
(86°F)		 33°C
(92°F)		 35°C
(95°F)		 32°C
(91°F)		 29°C
(84°F)		 23°C
(74°F)		 19°C
(66°F)
Average high 11°C
(52°F)		 12°C
(53°F)		 16°C
(61°F)		 20°C
(68°F)		 24°C
(75°F)		 27°C
(80°F)		 30°C
(86°F)		 32°C
(89°F)		 28°C
(83°F)		 24°C
(75°F)		 18°C
(65°F)		 13°C
(55°F)
Daily mean 8°C
(46°F)		 8°C
(47°F)		 12°C
(54°F)		 16°C
(61°F)		 20°C
(69°F)		 24°C
(75°F)		 27°C
(81°F)		 28°C
(84°F)		 25°C
(78°F)		 20°C
(68°F)		 14°C
(58°F)		 9°C
(49°F)
Average low 4°C
(40°F)		 5°C
(40°F)		 8°C
(47°F)		 12°C
(54°F)		 17°C
(62°F)		 20°C
(69°F)		 25°C
(77°F)		 26°C
(79°F)		 22°C
(73°F)		 17°C
(62°F)		 11°C
(51°F)		 6°C
(43°F)
Mean minimum -1°C
(31°F)		 -0°C
(32°F)		 3°C
(37°F)		 5°C
(42°F)		 11°C
(52°F)		 17°C
(62°F)		 22°C
(71°F)		 23°C
(74°F)		 17°C
(63°F)		 11°C
(52°F)		 5°C
(41°F)		 1°C
(35°F)
Minimum -2°C
(29°F)		 -2°C
(29°F)		 2°C
(35°F)		 4°C
(39°F)		 10°C
(49°F)		 15°C
(59°F)		 19°C
(66°F)		 20°C
(68°F)		 15°C
(59°F)		 9°C
(49°F)		 3°C
(38°F)		 0°C
(33°F)

Compare climate in Tamana with other places

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

Monthly average precipitation in Tamana, Kumamoto, Japan §

Tamana usually has the most precipitation in June, July and August, with an average of 16 rainy days and 336 mm (13.2 inches) of precipitation per month.The driest months in Tamana are January, November and December. On average, 65 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Tamana, 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) 52 (2.0) 88 (3.5) 131 (5.1) 126 (4.9) 201 (7.9) 246 (9.7) 465 (18.3) 299 (11.8) 192 (7.6) 111 (4.4) 66 (2.6) 77 (3.0)
Average precipitation days (≥ 1 mm) 6 9 11 8 12 15 19 14 14 8 8 7

Monthly sunshine hours in Tamana, Kumamoto, Japan §

The sunniest months in Tamana are April, May and August, when the sun shines an average of 9 hours 19 minutes a day.Least sunny months in Tamana: January, February and December receive an average of 6 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Tamana, 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 173 232 260 279 282 259 266 296 251 253 233 213
Mean daily daylight hours 10h 13m 10h 59m 11h 58m 12h 59m 13h 50m 14h 16m 14h 3m 13h 18m 12h 21m 11h 20m 10h 27m 10h 0m

Solar UV radiation in Tamana, Kumamoto, Japan §

Tamana 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 Tamana UV Index data.

Average daily maximum UV levels by month for Tamana, 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) 4 6 8 11 11 11 12 12 11 7 6 4