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Monthly climate in Ikeda, Nagano, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Ikeda features a humid continental climate (Dfb).Temperatures typically range between -3 °C (27 °F) and 23 °C (74 °F) through the year, but rarely can drop to -15 °C (5 °F) or can rise to as high as 34 °C (93 °F).The average annual precipitation amounts to about 2683 mm (105.6 inches) and receives 232 rainy days on the 1 mm (0.04 inches) threshold annually.Ikeda enjoys an average of 2903 hours of sunshine throughout the year, and daylight varies from 9 hours 41 minutes to 14 hours 35 minutes per day.

Monthly average temperatures in Ikeda, Nagano, Japan §

The warmest months in Ikeda are July, August and September, with daily mean temperatures ranging from 19 to 23 °C (66 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to 0 °C (27 - 33 °F) throughout the day. On average each year, Ikeda experiences 49 days above 25 °C (77.0 °F) and 112 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ikeda, Nagano, 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 10°C
(50°F)		 16°C
(60°F)		 20°C
(68°F)		 27°C
(80°F)		 29°C
(85°F)		 29°C
(84°F)		 32°C
(90°F)		 34°C
(93°F)		 30°C
(86°F)		 26°C
(79°F)		 20°C
(68°F)		 17°C
(62°F)
Mean maximum 6°C
(44°F)		 10°C
(50°F)		 17°C
(63°F)		 22°C
(72°F)		 27°C
(82°F)		 26°C
(80°F)		 30°C
(87°F)		 32°C
(90°F)		 27°C
(81°F)		 25°C
(77°F)		 18°C
(65°F)		 12°C
(53°F)
Average high 1°C
(34°F)		 2°C
(37°F)		 8°C
(47°F)		 14°C
(57°F)		 20°C
(68°F)		 22°C
(72°F)		 26°C
(79°F)		 28°C
(82°F)		 23°C
(73°F)		 17°C
(63°F)		 12°C
(53°F)		 4°C
(40°F)
Daily mean -3°C
(27°F)		 -2°C
(29°F)		 3°C
(38°F)		 8°C
(47°F)		 14°C
(58°F)		 18°C
(64°F)		 22°C
(72°F)		 23°C
(74°F)		 19°C
(66°F)		 13°C
(55°F)		 6°C
(44°F)		 0°C
(33°F)
Average low -7°C
(20°F)		 -6°C
(22°F)		 -1°C
(30°F)		 3°C
(38°F)		 9°C
(49°F)		 13°C
(56°F)		 19°C
(66°F)		 20°C
(68°F)		 15°C
(59°F)		 9°C
(48°F)		 2°C
(36°F)		 -4°C
(26°F)
Mean minimum -13°C
(10°F)		 -11°C
(12°F)		 -7°C
(19°F)		 -4°C
(25°F)		 1°C
(34°F)		 9°C
(48°F)		 16°C
(60°F)		 15°C
(59°F)		 9°C
(49°F)		 3°C
(37°F)		 -4°C
(25°F)		 -10°C
(14°F)
Minimum -15°C
(5°F)		 -15°C
(6°F)		 -11°C
(13°F)		 -8°C
(18°F)		 0°C
(33°F)		 5°C
(42°F)		 15°C
(59°F)		 10°C
(50°F)		 6°C
(43°F)		 1°C
(34°F)		 -7°C
(20°F)		 -11°C
(13°F)

Compare climate in Ikeda with other places

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

Monthly average precipitation in Ikeda, Nagano, Japan §

Ikeda usually has the most precipitation in July, September and October, with an average of 22 rainy days and 333 mm (13.1 inches) of precipitation per month.The driest months in Ikeda are January, February and November. On average, 136 mm (5.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ikeda, Nagano, 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) 151 (6.0) 138 (5.4) 172 (6.8) 182 (7.2) 227 (8.9) 256 (10.1) 437 (17.2) 276 (10.9) 285 (11.2) 277 (10.9) 119 (4.7) 163 (6.4)
Average precipitation days (≥ 1 mm) 21 18 17 17 17 18 24 21 22 22 16 19

Monthly sunshine hours in Ikeda, Nagano, Japan §

The sunniest months in Ikeda are April, May and August, when the sun shines an average of 9 hours 14 minutes a day.Least sunny months in Ikeda: January, October and December receive an average of 6 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ikeda, Nagano, 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 173 226 260 277 290 268 241 281 234 212 226 209
Mean daily daylight hours 9h 57m 10h 50m 11h 57m 13h 7m 14h 6m 14h 35m 14h 21m 13h 29m 12h 23m 11h 13m 10h 13m 9h 41m

Solar UV radiation in Ikeda, Nagano, Japan §

Ikeda 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, 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 Ikeda UV Index data.

Average daily maximum UV levels by month for Ikeda, Nagano, 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 9 10 11 11 11 12 10 7 5 4