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Monthly climate in Oga, Akita, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Oga features a humid subtropical climate (Cfa).Temperatures typically range between 3 °C (37 °F) and 25 °C (78 °F) through the year, but rarely can drop to -5 °C (23 °F) or can rise to as high as 31 °C (89 °F).The average annual precipitation amounts to about 2023 mm (79.6 inches) and receives 209 rainy days on the 1 mm (0.04 inches) threshold annually.Oga enjoys an average of 2935 hours of sunshine throughout the year, and daylight varies from 9 hours 22 minutes to 14 hours 56 minutes per day.

Monthly average temperatures in Oga, Akita, Japan §

The warmest months in Oga are July, August and September, with daily mean temperatures ranging from 22 to 25 °C (72 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 6 °C (37 - 42 °F) throughout the day. On average each year, Oga experiences 35 days above 25 °C (77.0 °F) and 21 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Oga, Akita, 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 12°C
(54°F)		 11°C
(52°F)		 13°C
(56°F)		 16°C
(60°F)		 21°C
(70°F)		 25°C
(76°F)		 30°C
(85°F)		 31°C
(89°F)		 30°C
(87°F)		 25°C
(76°F)		 19°C
(67°F)		 17°C
(62°F)
Mean maximum 9°C
(49°F)		 10°C
(49°F)		 12°C
(53°F)		 14°C
(58°F)		 20°C
(68°F)		 22°C
(72°F)		 28°C
(82°F)		 30°C
(86°F)		 27°C
(82°F)		 23°C
(74°F)		 19°C
(66°F)		 14°C
(57°F)
Average high 4°C
(40°F)		 4°C
(40°F)		 8°C
(46°F)		 11°C
(51°F)		 15°C
(60°F)		 19°C
(67°F)		 24°C
(76°F)		 26°C
(80°F)		 24°C
(75°F)		 19°C
(66°F)		 13°C
(56°F)		 7°C
(46°F)
Daily mean 3°C
(37°F)		 3°C
(37°F)		 6°C
(43°F)		 9°C
(49°F)		 14°C
(58°F)		 18°C
(65°F)		 23°C
(74°F)		 25°C
(78°F)		 22°C
(72°F)		 17°C
(63°F)		 11°C
(53°F)		 6°C
(42°F)
Average low 1°C
(34°F)		 1°C
(35°F)		 4°C
(40°F)		 8°C
(46°F)		 13°C
(56°F)		 17°C
(63°F)		 22°C
(72°F)		 24°C
(76°F)		 21°C
(70°F)		 16°C
(61°F)		 10°C
(50°F)		 4°C
(40°F)
Mean minimum -3°C
(26°F)		 -3°C
(28°F)		 0°C
(33°F)		 4°C
(39°F)		 9°C
(49°F)		 14°C
(57°F)		 19°C
(67°F)		 21°C
(69°F)		 18°C
(64°F)		 11°C
(52°F)		 4°C
(40°F)		 -1°C
(31°F)
Minimum -5°C
(23°F)		 -4°C
(26°F)		 -1°C
(30°F)		 3°C
(37°F)		 8°C
(47°F)		 13°C
(55°F)		 18°C
(65°F)		 19°C
(66°F)		 17°C
(63°F)		 10°C
(50°F)		 2°C
(37°F)		 -3°C
(27°F)

Compare climate in Oga with other places

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

Monthly average precipitation in Oga, Akita, Japan §

Oga usually has the most precipitation in August, October and December, with an average of 19 rainy days and 224 mm (8.8 inches) of precipitation per month.The driest months in Oga are March, April and May. On average, 126 mm (5.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Oga, Akita, 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) 148 (5.8) 159 (6.3) 116 (4.6) 129 (5.1) 133 (5.2) 146 (5.8) 160 (6.3) 199 (7.8) 165 (6.5) 218 (8.6) 194 (7.6) 256 (10.1)
Average precipitation days (≥ 1 mm) 22 24 16 15 14 12 13 13 15 16 21 28

Monthly sunshine hours in Oga, Akita, Japan §

The sunniest months in Oga are May, July and August, when the sun shines an average of 10 hours 1 minutes a day.Least sunny months in Oga: January, February and December receive an average of 5 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Oga, Akita, 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 144 185 242 274 305 299 313 312 265 226 193 169
Mean daily daylight hours 9h 40m 10h 40m 11h 56m 13h 15m 14h 22m 14h 56m 14h 39m 13h 40m 12h 25m 11h 7m 9h 58m 9h 22m

Solar UV radiation in Oga, Akita, Japan §

Oga 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 3. For more detailed information, check out our hourly Oga UV Index data.

Average daily maximum UV levels by month for Oga, Akita, 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 3 6 8 9 10 10 11 9 6 4 2