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Monthly climate in Itsukaichi, Tokyo, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Itsukaichi features a humid subtropical climate (Cfa).Temperatures typically range between 3 °C (37 °F) and 26 °C (79 °F) through the year, but rarely can drop to -13 °C (9 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 2022 mm (79.6 inches) and receives 187 rainy days on the 1 mm (0.04 inches) threshold annually.Itsukaichi enjoys an average of 2916 hours of sunshine throughout the year, and daylight varies from 9 hours 45 minutes to 14 hours 32 minutes per day.

Monthly average temperatures in Itsukaichi, Tokyo, Japan §

The warmest months in Itsukaichi are July, August and September, with daily mean temperatures ranging from 22 to 26 °C (71 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 5 °C (37 - 42 °F) throughout the day. On average each year, Itsukaichi experiences 73 days above 25 °C (77.0 °F) and 53 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Itsukaichi, Tokyo, 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 17°C
(63°F)		 21°C
(69°F)		 23°C
(73°F)		 26°C
(79°F)		 30°C
(86°F)		 31°C
(88°F)		 35°C
(95°F)		 36°C
(97°F)		 35°C
(94°F)		 30°C
(86°F)		 23°C
(73°F)		 20°C
(69°F)
Mean maximum 14°C
(58°F)		 17°C
(62°F)		 20°C
(69°F)		 24°C
(76°F)		 28°C
(83°F)		 28°C
(82°F)		 32°C
(90°F)		 34°C
(94°F)		 32°C
(90°F)		 27°C
(81°F)		 21°C
(69°F)		 17°C
(63°F)
Average high 8°C
(46°F)		 9°C
(49°F)		 13°C
(56°F)		 17°C
(63°F)		 22°C
(71°F)		 24°C
(75°F)		 27°C
(81°F)		 29°C
(85°F)		 25°C
(77°F)		 20°C
(68°F)		 15°C
(60°F)		 10°C
(50°F)
Daily mean 3°C
(37°F)		 4°C
(40°F)		 8°C
(47°F)		 12°C
(54°F)		 17°C
(64°F)		 20°C
(69°F)		 24°C
(76°F)		 26°C
(79°F)		 22°C
(71°F)		 16°C
(61°F)		 11°C
(52°F)		 5°C
(42°F)
Average low -1°C
(30°F)		 -0°C
(32°F)		 3°C
(38°F)		 8°C
(46°F)		 13°C
(56°F)		 17°C
(63°F)		 21°C
(71°F)		 23°C
(73°F)		 19°C
(66°F)		 13°C
(56°F)		 7°C
(45°F)		 1°C
(35°F)
Mean minimum -6°C
(22°F)		 -4°C
(24°F)		 -3°C
(28°F)		 1°C
(34°F)		 6°C
(43°F)		 13°C
(56°F)		 18°C
(64°F)		 18°C
(65°F)		 14°C
(58°F)		 7°C
(45°F)		 0°C
(33°F)		 -3°C
(26°F)
Minimum -13°C
(9°F)		 -6°C
(21°F)		 -4°C
(26°F)		 -2°C
(29°F)		 4°C
(39°F)		 11°C
(52°F)		 16°C
(60°F)		 15°C
(59°F)		 12°C
(53°F)		 5°C
(41°F)		 -1°C
(30°F)		 -5°C
(23°F)

Compare climate in Itsukaichi with other places

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

Monthly average precipitation in Itsukaichi, Tokyo, Japan §

Itsukaichi usually has the most precipitation in July, September and October, with an average of 21 rainy days and 302 mm (11.9 inches) of precipitation per month.The driest months in Itsukaichi are January, February and December. On average, 59 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Itsukaichi, Tokyo, 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) 53 (2.1) 62 (2.4) 166 (6.5) 150 (5.9) 148 (5.8) 209 (8.2) 312 (12.3) 195 (7.7) 247 (9.7) 346 (13.6) 72 (2.8) 62 (2.4)
Average precipitation days (≥ 1 mm) 7 10 14 15 15 19 24 23 22 19 10 9

Monthly sunshine hours in Itsukaichi, Tokyo, Japan §

The sunniest months in Itsukaichi are April, May and August, when the sun shines an average of 9 hours 7 minutes a day.Least sunny months in Itsukaichi: January, July and October receive an average of 6 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Itsukaichi, Tokyo, 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 191 233 259 272 282 261 226 284 234 205 231 232
Mean daily daylight hours 10h 0m 10h 51m 11h 57m 13h 5m 14h 3m 14h 32m 14h 17m 13h 27m 12h 22m 11h 15m 10h 15m 9h 45m

Solar UV radiation in Itsukaichi, Tokyo, Japan §

Itsukaichi experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure.January, November 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 Itsukaichi UV Index data.

Average daily maximum UV levels by month for Itsukaichi, Tokyo, 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 6 8 9 11 11 11 11 10 7 5 4