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Monthly climate in Miyako, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Miyako features a humid continental climate (Dfb). Temperatures typically range between 1 °C (35 °F) and 22 °C (71 °F) through the year, but rarely can drop to -8 °C (18 °F) or can rise to as high as 29 °C (85 °F). The average annual precipitation amounts to about 1487 mm (58.5 inches) and receives 142 rainy days on the 1 mm (0.04 inches) threshold annually. Miyako enjoys an average of 2956 hours of sunshine throughout the year, and daylight varies from 9 hours 24 minutes to 14 hours 54 minutes per day.

Monthly average temperatures in Miyako, Japan

The warmest months in Miyako are July, August and September, with daily mean temperatures ranging from 19 to 22 °C (67 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 4 °C (35 - 40 °F) throughout the day. On average each year, Miyako experiences 7 days above 25 °C (77.0 °F) and 41 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Miyako. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(51°F)		11°C
(53°F)		13°C
(56°F)		16°C
(61°F)		23°C
(74°F)		23°C
(74°F)		26°C
(80°F)		29°C
(85°F)		27°C
(81°F)		23°C
(74°F)		19°C
(66°F)		16°C
(60°F)
Mean maximum9°C
(49°F)		9°C
(49°F)		11°C
(53°F)		15°C
(58°F)		20°C
(68°F)		20°C
(69°F)		25°C
(77°F)		27°C
(82°F)		25°C
(77°F)		22°C
(71°F)		17°C
(63°F)		13°C
(56°F)
Average high4°C
(39°F)		4°C
(39°F)		7°C
(44°F)		9°C
(49°F)		14°C
(57°F)		17°C
(62°F)		21°C
(69°F)		23°C
(73°F)		21°C
(70°F)		17°C
(63°F)		12°C
(54°F)		7°C
(44°F)
Daily mean2°C
(35°F)		1°C
(35°F)		5°C
(41°F)		8°C
(46°F)		12°C
(54°F)		15°C
(60°F)		19°C
(67°F)		22°C
(71°F)		20°C
(68°F)		16°C
(60°F)		10°C
(51°F)		4°C
(40°F)
Average low-0°C
(32°F)		-1°C
(31°F)		3°C
(37°F)		6°C
(43°F)		10°C
(51°F)		14°C
(58°F)		18°C
(65°F)		20°C
(69°F)		19°C
(66°F)		14°C
(57°F)		8°C
(47°F)		2°C
(36°F)
Mean minimum-5°C
(23°F)		-5°C
(23°F)		-1°C
(30°F)		2°C
(36°F)		7°C
(44°F)		11°C
(52°F)		15°C
(60°F)		18°C
(64°F)		15°C
(60°F)		9°C
(49°F)		3°C
(37°F)		-3°C
(27°F)
Minimum-8°C
(18°F)		-6°C
(22°F)		-5°C
(24°F)		-0°C
(32°F)		6°C
(43°F)		10°C
(50°F)		14°C
(57°F)		16°C
(62°F)		14°C
(57°F)		8°C
(47°F)		1°C
(34°F)		-5°C
(23°F)

Compare climate in Miyako with other places

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

Monthly average precipitation in Miyako, Japan

Miyako usually has the most precipitation in August, September and October, with an average of 14 rainy days and 212 mm (8.3 inches) of precipitation per month. The driest months in Miyako are January, November and December. On average, 59 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Miyako. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)57 (2.2)68 (2.7)108 (4.2)121 (4.8)103 (4.1)104 (4.1)168 (6.6)222 (8.7)181 (7.1)234 (9.2)56 (2.2)66 (2.6)
Average precipitation days (≥ 1 mm)991112121217171213810

Monthly sunshine hours in Miyako, Japan

The sunniest months in Miyako are May, June and July, when the sun shines an average of 9 hours 27 minutes a day. Least sunny months in Miyako: January, November and December receive an average of 6 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Miyako. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours165219266273303290277270250221214204
Mean daily daylight hours9h 42m10h 41m11h 57m13h 15m14h 21m14h 54m14h 37m13h 40m12h 25m11h 7m9h 59m9h 24m

Solar UV radiation in Miyako, Japan

Miyako experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure. January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Miyako UV Index data.

Average daily maximum UV levels by month for Miyako. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)246891110119643