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Monthly climate in Hayashima, Okayama, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Hayashima features a humid subtropical climate (Cfa).Temperatures typically range between 7 °C (44 °F) and 28 °C (83 °F) through the year, but rarely can drop to -1 °C (30 °F) or can rise to as high as 33 °C (92 °F).The average annual precipitation amounts to about 1484 mm (58.4 inches) and receives 110 rainy days on the 1 mm (0.04 inches) threshold annually.Hayashima enjoys an average of 3073 hours of sunshine throughout the year, and daylight varies from 9 hours 52 minutes to 14 hours 25 minutes per day.

Monthly average temperatures in Hayashima, Okayama, Japan §

The warmest months in Hayashima are July, August and September, with daily mean temperatures ranging from 25 to 28 °C (77 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 9 °C (44 - 48 °F) throughout the day. On average each year, Hayashima experiences 79 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hayashima, Okayama, 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 15°C
(59°F)		 16°C
(61°F)		 18°C
(65°F)		 22°C
(72°F)		 27°C
(81°F)		 28°C
(83°F)		 32°C
(91°F)		 33°C
(92°F)		 33°C
(91°F)		 29°C
(84°F)		 22°C
(72°F)		 20°C
(67°F)
Mean maximum 13°C
(55°F)		 13°C
(56°F)		 18°C
(64°F)		 20°C
(69°F)		 25°C
(77°F)		 27°C
(80°F)		 30°C
(87°F)		 32°C
(90°F)		 31°C
(88°F)		 27°C
(81°F)		 21°C
(70°F)		 17°C
(63°F)
Average high 9°C
(48°F)		 9°C
(49°F)		 13°C
(55°F)		 16°C
(62°F)		 21°C
(70°F)		 24°C
(75°F)		 28°C
(82°F)		 30°C
(86°F)		 27°C
(80°F)		 22°C
(72°F)		 17°C
(62°F)		 11°C
(53°F)
Daily mean 7°C
(44°F)		 7°C
(44°F)		 10°C
(50°F)		 14°C
(57°F)		 18°C
(65°F)		 22°C
(72°F)		 26°C
(79°F)		 28°C
(83°F)		 25°C
(77°F)		 20°C
(68°F)		 14°C
(58°F)		 9°C
(48°F)
Average low 5°C
(40°F)		 4°C
(40°F)		 7°C
(45°F)		 11°C
(52°F)		 16°C
(61°F)		 20°C
(68°F)		 24°C
(76°F)		 26°C
(79°F)		 23°C
(74°F)		 18°C
(64°F)		 12°C
(53°F)		 7°C
(44°F)
Mean minimum 1°C
(34°F)		 1°C
(34°F)		 4°C
(39°F)		 6°C
(43°F)		 11°C
(52°F)		 17°C
(62°F)		 22°C
(71°F)		 23°C
(74°F)		 19°C
(66°F)		 13°C
(56°F)		 7°C
(45°F)		 3°C
(37°F)
Minimum -1°C
(30°F)		 -1°C
(31°F)		 3°C
(37°F)		 5°C
(40°F)		 10°C
(51°F)		 15°C
(60°F)		 21°C
(69°F)		 21°C
(70°F)		 18°C
(65°F)		 12°C
(54°F)		 6°C
(43°F)		 2°C
(35°F)

Compare climate in Hayashima with other places

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

Monthly average precipitation in Hayashima, Okayama, Japan §

Hayashima usually has the most precipitation in July, September and October, with an average of 13 rainy days and 220 mm (8.6 inches) of precipitation per month.The driest months in Hayashima are January, November and December. On average, 43 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hayashima, Okayama, 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) 41 (1.6) 56 (2.2) 100 (3.9) 126 (5.0) 121 (4.8) 150 (5.9) 279 (11.0) 144 (5.7) 187 (7.3) 193 (7.6) 38 (1.5) 50 (2.0)
Average precipitation days (≥ 1 mm) 5 6 9 9 9 11 16 10 12 11 5 7

Monthly sunshine hours in Hayashima, Okayama, Japan §

The sunniest months in Hayashima are May, June and August, when the sun shines an average of 9 hours 39 minutes a day.Least sunny months in Hayashima: January, February and December receive an average of 6 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hayashima, Okayama, 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 180 230 265 282 298 284 279 305 254 243 234 215
Mean daily daylight hours 10h 6m 10h 55m 11h 58m 13h 3m 13h 57m 14h 25m 14h 11m 13h 23m 12h 21m 11h 17m 10h 20m 9h 52m

Solar UV radiation in Hayashima, Okayama, Japan §

Hayashima experiences the highest level of ultraviolet (UV) radiation in May, 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 exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Hayashima UV Index data.

Average daily maximum UV levels by month for Hayashima, Okayama, 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 5 8 10 11 11 12 12 10 7 5 4