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Monthly climate in Nagiso, Nagano, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Nagiso features a humid subtropical climate (Cfa).Temperatures typically range between 1 °C (33 °F) and 25 °C (77 °F) through the year, but rarely can drop to -13 °C (10 °F) or can rise to as high as 36 °C (96 °F).The average annual precipitation amounts to about 2588 mm (101.9 inches) and receives 177 rainy days on the 1 mm (0.04 inches) threshold annually.Nagiso enjoys an average of 2970 hours of sunshine throughout the year, and daylight varies from 9 hours 47 minutes to 14 hours 29 minutes per day.

Monthly average temperatures in Nagiso, Nagano, Japan §

The warmest months in Nagiso are July, August and September, with daily mean temperatures ranging from 21 to 25 °C (70 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 3 °C (33 - 38 °F) throughout the day. On average each year, Nagiso experiences 66 days above 25 °C (77.0 °F) and 80 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Nagiso, 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 13°C
(56°F)		 16°C
(61°F)		 20°C
(69°F)		 25°C
(77°F)		 29°C
(84°F)		 29°C
(84°F)		 36°C
(96°F)		 35°C
(96°F)		 32°C
(90°F)		 28°C
(82°F)		 20°C
(68°F)		 17°C
(63°F)
Mean maximum 11°C
(51°F)		 12°C
(55°F)		 18°C
(65°F)		 22°C
(73°F)		 27°C
(81°F)		 26°C
(80°F)		 32°C
(89°F)		 34°C
(93°F)		 30°C
(86°F)		 27°C
(80°F)		 20°C
(67°F)		 14°C
(57°F)
Average high 5°C
(41°F)		 6°C
(43°F)		 11°C
(53°F)		 16°C
(60°F)		 21°C
(70°F)		 23°C
(74°F)		 27°C
(80°F)		 29°C
(84°F)		 25°C
(77°F)		 20°C
(68°F)		 14°C
(57°F)		 7°C
(46°F)
Daily mean 1°C
(33°F)		 2°C
(35°F)		 6°C
(44°F)		 11°C
(51°F)		 16°C
(61°F)		 19°C
(67°F)		 23°C
(74°F)		 25°C
(77°F)		 21°C
(70°F)		 15°C
(60°F)		 9°C
(48°F)		 3°C
(38°F)
Average low -3°C
(27°F)		 -2°C
(28°F)		 2°C
(35°F)		 6°C
(42°F)		 11°C
(52°F)		 15°C
(59°F)		 20°C
(68°F)		 21°C
(70°F)		 17°C
(63°F)		 11°C
(53°F)		 4°C
(40°F)		 -0°C
(32°F)
Mean minimum -9°C
(16°F)		 -9°C
(16°F)		 -3°C
(28°F)		 -1°C
(31°F)		 3°C
(37°F)		 10°C
(50°F)		 17°C
(62°F)		 17°C
(64°F)		 12°C
(53°F)		 4°C
(40°F)		 -1°C
(30°F)		 -4°C
(25°F)
Minimum -13°C
(10°F)		 -12°C
(11°F)		 -4°C
(24°F)		 -3°C
(27°F)		 1°C
(34°F)		 8°C
(46°F)		 15°C
(60°F)		 16°C
(61°F)		 8°C
(47°F)		 3°C
(38°F)		 -2°C
(29°F)		 -5°C
(23°F)

Compare climate in Nagiso with other places

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

Monthly average precipitation in Nagiso, Nagano, Japan §

Nagiso usually has the most precipitation in July, August and September, with an average of 21 rainy days and 365 mm (14.4 inches) of precipitation per month.The driest months in Nagiso are January, November and December. On average, 90 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nagiso, 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) 88 (3.4) 106 (4.2) 183 (7.2) 219 (8.6) 231 (9.1) 241 (9.5) 544 (21.4) 290 (11.4) 260 (10.2) 244 (9.6) 86 (3.4) 96 (3.8)
Average precipitation days (≥ 1 mm) 11 10 13 13 14 16 25 21 18 15 9 12

Monthly sunshine hours in Nagiso, Nagano, Japan §

The sunniest months in Nagiso are April, May and August, when the sun shines an average of 9 hours 20 minutes a day.Least sunny months in Nagiso: January, October and December receive an average of 6 hours 47 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nagiso, 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 180 234 266 279 290 263 237 289 239 229 237 222
Mean daily daylight hours 10h 2m 10h 53m 11h 58m 13h 5m 14h 1m 14h 29m 14h 15m 13h 26m 12h 22m 11h 15m 10h 17m 9h 47m

Solar UV radiation in Nagiso, Nagano, Japan §

Nagiso 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 Nagiso UV Index data.

Average daily maximum UV levels by month for Nagiso, 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 12 12 10 7 5 4