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Monthly climate in Ashikaga, Tochigi, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Ashikaga features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °F) and 27 °C (82 °F) through the year, but rarely can drop to -9 °C (16 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1669 mm (65.7 inches) and receives 151 rainy days on the 1 mm (0.04 inches) threshold annually.Ashikaga enjoys an average of 2899 hours of sunshine throughout the year, and daylight varies from 9 hours 43 minutes to 14 hours 34 minutes per day.

Monthly average temperatures in Ashikaga, Tochigi, Japan §

The warmest months in Ashikaga are July, August and September, with daily mean temperatures ranging from 23 to 27 °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 6 °C (39 - 43 °F) throughout the day. On average each year, Ashikaga experiences 97 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 Ashikaga, Tochigi, 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
(70°F)		 24°C
(75°F)		 29°C
(84°F)		 33°C
(92°F)		 33°C
(92°F)		 37°C
(98°F)		 37°C
(98°F)		 35°C
(95°F)		 31°C
(88°F)		 24°C
(75°F)		 19°C
(66°F)
Mean maximum 15°C
(59°F)		 17°C
(63°F)		 22°C
(72°F)		 26°C
(79°F)		 31°C
(88°F)		 30°C
(85°F)		 34°C
(94°F)		 35°C
(96°F)		 33°C
(91°F)		 28°C
(84°F)		 22°C
(72°F)		 17°C
(63°F)
Average high 9°C
(48°F)		 10°C
(50°F)		 14°C
(58°F)		 19°C
(66°F)		 24°C
(75°F)		 26°C
(79°F)		 29°C
(84°F)		 31°C
(89°F)		 26°C
(80°F)		 21°C
(70°F)		 17°C
(62°F)		 11°C
(52°F)
Daily mean 4°C
(39°F)		 5°C
(41°F)		 9°C
(49°F)		 14°C
(57°F)		 19°C
(66°F)		 22°C
(72°F)		 25°C
(78°F)		 27°C
(82°F)		 23°C
(74°F)		 18°C
(64°F)		 12°C
(53°F)		 6°C
(43°F)
Average low -0°C
(32°F)		 1°C
(33°F)		 4°C
(40°F)		 9°C
(48°F)		 14°C
(58°F)		 18°C
(65°F)		 23°C
(73°F)		 24°C
(76°F)		 20°C
(68°F)		 14°C
(58°F)		 7°C
(45°F)		 2°C
(36°F)
Mean minimum -4°C
(25°F)		 -3°C
(27°F)		 -2°C
(28°F)		 2°C
(36°F)		 7°C
(44°F)		 14°C
(58°F)		 19°C
(66°F)		 19°C
(67°F)		 15°C
(59°F)		 8°C
(46°F)		 1°C
(34°F)		 -2°C
(28°F)
Minimum -9°C
(16°F)		 -5°C
(23°F)		 -4°C
(26°F)		 -1°C
(31°F)		 5°C
(41°F)		 12°C
(54°F)		 17°C
(63°F)		 16°C
(61°F)		 13°C
(55°F)		 5°C
(41°F)		 -2°C
(29°F)		 -3°C
(27°F)

Compare climate in Ashikaga with other places

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

Monthly average precipitation in Ashikaga, Tochigi, Japan §

Ashikaga usually has the most precipitation in July, September and October, with an average of 19 rainy days and 251 mm (9.9 inches) of precipitation per month.The driest months in Ashikaga are January, February and December. On average, 42 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ashikaga, Tochigi, 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) 40 (1.6) 42 (1.7) 129 (5.1) 127 (5.0) 137 (5.4) 175 (6.9) 274 (10.8) 163 (6.4) 213 (8.4) 267 (10.5) 57 (2.3) 45 (1.8)
Average precipitation days (≥ 1 mm) 5 6 10 12 13 17 21 17 21 16 7 6

Monthly sunshine hours in Ashikaga, Tochigi, Japan §

The sunniest months in Ashikaga are April, May and August, when the sun shines an average of 8 hours 57 minutes a day.Least sunny months in Ashikaga: January, September and October receive an average of 6 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ashikaga, Tochigi, 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 190 238 263 276 278 261 227 269 224 206 231 231
Mean daily daylight hours 9h 58m 10h 50m 11h 57m 13h 7m 14h 5m 14h 34m 14h 20m 13h 29m 12h 22m 11h 14m 10h 14m 9h 43m

Solar UV radiation in Ashikaga, Tochigi, Japan §

Ashikaga 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 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 Ashikaga UV Index data.

Average daily maximum UV levels by month for Ashikaga, Tochigi, 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 7 9 10 11 11 10 9 6 5 3