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Monthly climate in Miyanoura, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Miyanoura features a humid subtropical climate (Cfa). Temperatures typically range between 13 °C (56 °F) and 28 °C (82 °F) through the year, but rarely can drop to 5 °C (42 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 2591 mm (102.0 inches) and receives 182 rainy days on the 1 mm (0.04 inches) threshold annually. Miyanoura enjoys an average of 3041 hours of sunshine throughout the year, and daylight varies from 10 hours 12 minutes to 14 hours 3 minutes per day.

Monthly average temperatures in Miyanoura, Japan

The warmest months in Miyanoura are July, August and September, with daily mean temperatures ranging from 26 to 28 °C (80 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 13 to 15 °C (56 - 59 °F) throughout the day. On average each year, Miyanoura experiences 97 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Miyanoura. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum21°C
(70°F)		21°C
(70°F)		22°C
(72°F)		24°C
(75°F)		25°C
(78°F)		27°C
(81°F)		30°C
(87°F)		30°C
(87°F)		29°C
(85°F)		27°C
(81°F)		25°C
(77°F)		24°C
(75°F)
Mean maximum20°C
(68°F)		19°C
(67°F)		21°C
(70°F)		22°C
(72°F)		25°C
(77°F)		26°C
(79°F)		29°C
(84°F)		29°C
(85°F)		29°C
(84°F)		27°C
(80°F)		24°C
(75°F)		21°C
(71°F)
Average high15°C
(58°F)		15°C
(59°F)		17°C
(63°F)		19°C
(67°F)		22°C
(72°F)		25°C
(77°F)		28°C
(82°F)		28°C
(83°F)		27°C
(81°F)		24°C
(76°F)		20°C
(69°F)		17°C
(62°F)
Daily mean13°C
(56°F)		13°C
(56°F)		16°C
(61°F)		18°C
(65°F)		21°C
(71°F)		24°C
(75°F)		27°C
(81°F)		28°C
(82°F)		26°C
(80°F)		23°C
(74°F)		19°C
(67°F)		15°C
(59°F)
Average low12°C
(54°F)		12°C
(53°F)		15°C
(59°F)		17°C
(63°F)		20°C
(69°F)		23°C
(74°F)		26°C
(79°F)		27°C
(81°F)		26°C
(78°F)		22°C
(73°F)		18°C
(65°F)		14°C
(57°F)
Mean minimum7°C
(46°F)		7°C
(46°F)		10°C
(50°F)		13°C
(55°F)		17°C
(62°F)		20°C
(69°F)		24°C
(76°F)		25°C
(78°F)		23°C
(73°F)		18°C
(65°F)		14°C
(57°F)		9°C
(48°F)
Minimum5°C
(42°F)		6°C
(43°F)		9°C
(49°F)		12°C
(53°F)		16°C
(61°F)		18°C
(65°F)		23°C
(74°F)		24°C
(76°F)		21°C
(71°F)		17°C
(63°F)		12°C
(54°F)		7°C
(45°F)

Compare climate in Miyanoura with other places

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

Monthly average precipitation in Miyanoura, Japan

Miyanoura usually has the most precipitation in June, July and September, with an average of 19 rainy days and 345 mm (13.6 inches) of precipitation per month. The driest months in Miyanoura are January, November and December. On average, 130 mm (5.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Miyanoura. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)107 (4.2)158 (6.2)207 (8.1)179 (7.0)254 (10.0)484 (19.1)279 (11.0)208 (8.2)271 (10.7)159 (6.3)150 (5.9)134 (5.3)
Average precipitation days (≥ 1 mm)121516121419181620141214

Monthly sunshine hours in Miyanoura, Japan

The sunniest months in Miyanoura are July, August and September, when the sun shines an average of 9 hours 50 minutes a day. Least sunny months in Miyanoura: January, February and December receive an average of 6 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Miyanoura. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours163216253272279242301319283265238204
Mean daily daylight hours10h 24m11h 5m11h 59m12h 54m13h 40m14h 3m13h 52m13h 11m12h 19m11h 24m10h 36m10h 12m

Solar UV radiation in Miyanoura, Japan

Miyanoura 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 7. For more detailed information, check out our hourly Miyanoura UV Index data.

Average daily maximum UV levels by month for Miyanoura. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)5710111212131311875