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Monthly climate in Chofu, Tokyo, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Chofu features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (40 °F) and 28 °C (82 °F) through the year, but rarely can drop to -9 °C (16 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1654 mm (65.1 inches) and receives 152 rainy days on the 1 mm (0.04 inches) threshold annually.Chofu enjoys an average of 2925 hours of sunshine throughout the year, and daylight varies from 9 hours 45 minutes to 14 hours 31 minutes per day.

Monthly average temperatures in Chofu, Tokyo, Japan §

The warmest months in Chofu are July, August and September, with daily mean temperatures ranging from 23 to 28 °C (74 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (40 - 44 °F) throughout the day. On average each year, Chofu experiences 94 days above 25 °C (77.0 °F) and 37 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Chofu, 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 19°C
(66°F)		 22°C
(71°F)		 24°C
(76°F)		 27°C
(81°F)		 31°C
(89°F)		 32°C
(90°F)		 38°C
(100°F)		 37°C
(99°F)		 36°C
(97°F)		 31°C
(89°F)		 24°C
(75°F)		 22°C
(71°F)
Mean maximum 16°C
(62°F)		 18°C
(65°F)		 22°C
(71°F)		 26°C
(79°F)		 29°C
(85°F)		 29°C
(85°F)		 34°C
(94°F)		 36°C
(97°F)		 34°C
(93°F)		 28°C
(84°F)		 22°C
(72°F)		 19°C
(66°F)
Average high 9°C
(49°F)		 11°C
(52°F)		 15°C
(58°F)		 18°C
(66°F)		 23°C
(74°F)		 26°C
(79°F)		 29°C
(85°F)		 31°C
(89°F)		 27°C
(80°F)		 21°C
(71°F)		 17°C
(63°F)		 12°C
(53°F)
Daily mean 4°C
(40°F)		 6°C
(42°F)		 10°C
(50°F)		 14°C
(57°F)		 19°C
(67°F)		 22°C
(72°F)		 26°C
(79°F)		 28°C
(82°F)		 23°C
(74°F)		 18°C
(64°F)		 12°C
(55°F)		 7°C
(44°F)
Average low -0°C
(32°F)		 1°C
(34°F)		 5°C
(41°F)		 9°C
(49°F)		 15°C
(59°F)		 19°C
(66°F)		 23°C
(74°F)		 25°C
(76°F)		 20°C
(69°F)		 15°C
(59°F)		 8°C
(47°F)		 3°C
(37°F)
Mean minimum -5°C
(24°F)		 -3°C
(26°F)		 -1°C
(30°F)		 3°C
(38°F)		 8°C
(46°F)		 15°C
(60°F)		 19°C
(67°F)		 20°C
(68°F)		 15°C
(60°F)		 8°C
(48°F)		 2°C
(35°F)		 -3°C
(28°F)
Minimum -9°C
(16°F)		 -4°C
(25°F)		 -4°C
(26°F)		 1°C
(34°F)		 5°C
(42°F)		 13°C
(55°F)		 17°C
(63°F)		 17°C
(62°F)		 13°C
(55°F)		 7°C
(44°F)		 -0°C
(32°F)		 -4°C
(25°F)

Compare climate in Chofu with other places

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

Monthly average precipitation in Chofu, Tokyo, Japan §

Chofu usually has the most precipitation in July, September and October, with an average of 18 rainy days and 248 mm (9.8 inches) of precipitation per month.The driest months in Chofu are January, February and December. On average, 51 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Chofu, 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) 47 (1.8) 50 (2.0) 144 (5.7) 126 (5.0) 117 (4.6) 168 (6.6) 252 (9.9) 133 (5.3) 201 (7.9) 291 (11.4) 69 (2.7) 55 (2.2)
Average precipitation days (≥ 1 mm) 5 8 13 12 12 15 20 17 19 16 8 7

Monthly sunshine hours in Chofu, Tokyo, Japan §

The sunniest months in Chofu are April, May and August, when the sun shines an average of 9 hours 12 minutes a day.Least sunny months in Chofu: January, October and November receive an average of 6 hours 46 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Chofu, 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 190 232 259 273 284 262 233 288 235 202 230 231
Mean daily daylight hours 10h 1m 10h 52m 11h 57m 13h 5m 14h 2m 14h 31m 14h 17m 13h 27m 12h 22m 11h 15m 10h 16m 9h 45m

Solar UV radiation in Chofu, Tokyo, Japan §

Chofu 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, 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 Chofu UV Index data.

Average daily maximum UV levels by month for Chofu, 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) 3 5 8 9 11 11 11 11 10 7 5 4