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Monthly climate in Hirakawa, Aomori, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Hirakawa features a humid subtropical climate (Cfa).Temperatures typically range between -3 °C (28 °F) and 23 °C (74 °F) through the year, but rarely can drop to -17 °C (2 °F) or can rise to as high as 35 °C (95 °F).The average annual precipitation amounts to about 1591 mm (62.6 inches) and receives 204 rainy days on the 1 mm (0.04 inches) threshold annually.Hirakawa enjoys an average of 2960 hours of sunshine throughout the year, and daylight varies from 9 hours 18 minutes to 15 hours 0 minutes per day.

Monthly average temperatures in Hirakawa, Aomori, Japan §

The warmest months in Hirakawa are July, August and September, with daily mean temperatures ranging from 19 to 23 °C (66 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to -1 °C (28 - 31 °F) throughout the day. On average each year, Hirakawa experiences 45 days above 25 °C (77.0 °F) and 110 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hirakawa, Aomori, 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 5°C
(42°F)		 8°C
(46°F)		 16°C
(62°F)		 23°C
(73°F)		 28°C
(83°F)		 29°C
(85°F)		 33°C
(91°F)		 35°C
(95°F)		 34°C
(93°F)		 25°C
(78°F)		 19°C
(67°F)		 12°C
(55°F)
Mean maximum 4°C
(40°F)		 7°C
(44°F)		 13°C
(56°F)		 20°C
(68°F)		 26°C
(78°F)		 25°C
(77°F)		 31°C
(88°F)		 33°C
(92°F)		 29°C
(85°F)		 23°C
(74°F)		 18°C
(65°F)		 9°C
(49°F)
Average high -0°C
(32°F)		 1°C
(34°F)		 6°C
(43°F)		 12°C
(53°F)		 18°C
(65°F)		 22°C
(71°F)		 26°C
(79°F)		 27°C
(80°F)		 23°C
(74°F)		 17°C
(62°F)		 10°C
(50°F)		 2°C
(36°F)
Daily mean -3°C
(28°F)		 -2°C
(29°F)		 2°C
(36°F)		 7°C
(45°F)		 14°C
(57°F)		 18°C
(64°F)		 22°C
(72°F)		 23°C
(74°F)		 19°C
(66°F)		 12°C
(54°F)		 6°C
(43°F)		 -1°C
(31°F)
Average low -6°C
(22°F)		 -5°C
(24°F)		 -1°C
(30°F)		 3°C
(37°F)		 9°C
(49°F)		 13°C
(56°F)		 19°C
(66°F)		 20°C
(68°F)		 15°C
(59°F)		 8°C
(47°F)		 3°C
(37°F)		 -3°C
(27°F)
Mean minimum -12°C
(11°F)		 -10°C
(14°F)		 -8°C
(18°F)		 -3°C
(27°F)		 3°C
(39°F)		 8°C
(47°F)		 14°C
(58°F)		 15°C
(59°F)		 8°C
(47°F)		 2°C
(36°F)		 -5°C
(24°F)		 -9°C
(16°F)
Minimum -17°C
(2°F)		 -13°C
(9°F)		 -11°C
(13°F)		 -6°C
(21°F)		 2°C
(36°F)		 6°C
(43°F)		 13°C
(56°F)		 13°C
(55°F)		 5°C
(42°F)		 1°C
(33°F)		 -10°C
(15°F)		 -10°C
(14°F)

Compare climate in Hirakawa with other places

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

Monthly average precipitation in Hirakawa, Aomori, Japan §

Hirakawa usually has the most precipitation in July, August and October, with an average of 16 rainy days and 170 mm (6.7 inches) of precipitation per month.The driest months in Hirakawa are January, March and May. On average, 102 mm (4.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hirakawa, Aomori, 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) 84 (3.3) 116 (4.6) 112 (4.4) 129 (5.1) 111 (4.4) 141 (5.5) 152 (6.0) 183 (7.2) 140 (5.5) 175 (6.9) 115 (4.5) 133 (5.2)
Average precipitation days (≥ 1 mm) 18 22 17 17 13 13 17 17 14 14 17 25

Monthly sunshine hours in Hirakawa, Aomori, Japan §

The sunniest months in Hirakawa are May, July and August, when the sun shines an average of 9 hours 54 minutes a day.Least sunny months in Hirakawa: January, November and December receive an average of 5 hours 43 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hirakawa, Aomori, 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 152 196 249 275 305 297 316 298 266 227 194 180
Mean daily daylight hours 9h 37m 10h 38m 11h 56m 13h 17m 14h 26m 15h 0m 14h 43m 13h 43m 12h 26m 11h 5m 9h 55m 9h 18m

Solar UV radiation in Hirakawa, Aomori, Japan §

Hirakawa 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 Hirakawa UV Index data.

Average daily maximum UV levels by month for Hirakawa, Aomori, 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) 3 4 6 8 9 10 10 11 9 6 4 2