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Monthly climate in Nirasaki, Yamanashi, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Nirasaki features a humid continental climate (Dfb).Temperatures typically range between -1 °C (30 °F) and 23 °C (73 °F) through the year, but rarely can drop to -16 °C (3 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 1669 mm (65.7 inches) and receives 155 rainy days on the 1 mm (0.04 inches) threshold annually.Nirasaki enjoys an average of 2973 hours of sunshine throughout the year, and daylight varies from 9 hours 46 minutes to 14 hours 31 minutes per day.

Monthly average temperatures in Nirasaki, Yamanashi, Japan §

The warmest months in Nirasaki are July, August and September, with daily mean temperatures ranging from 18 to 23 °C (65 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 1 °C (30 - 35 °F) throughout the day. On average each year, Nirasaki experiences 47 days above 25 °C (77.0 °F) and 105 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Nirasaki, Yamanashi, 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 11°C
(52°F)		 16°C
(61°F)		 20°C
(68°F)		 25°C
(77°F)		 28°C
(84°F)		 28°C
(83°F)		 32°C
(90°F)		 32°C
(90°F)		 30°C
(86°F)		 26°C
(79°F)		 18°C
(65°F)		 17°C
(63°F)
Mean maximum 9°C
(48°F)		 12°C
(54°F)		 17°C
(64°F)		 21°C
(71°F)		 27°C
(80°F)		 25°C
(78°F)		 30°C
(86°F)		 31°C
(88°F)		 28°C
(82°F)		 24°C
(76°F)		 17°C
(64°F)		 13°C
(55°F)
Average high 3°C
(38°F)		 5°C
(41°F)		 10°C
(50°F)		 14°C
(58°F)		 19°C
(67°F)		 22°C
(72°F)		 25°C
(77°F)		 27°C
(81°F)		 23°C
(73°F)		 17°C
(63°F)		 12°C
(54°F)		 6°C
(43°F)
Daily mean -1°C
(30°F)		 -0°C
(32°F)		 4°C
(40°F)		 9°C
(48°F)		 14°C
(58°F)		 17°C
(64°F)		 21°C
(70°F)		 23°C
(73°F)		 18°C
(65°F)		 13°C
(55°F)		 7°C
(45°F)		 1°C
(35°F)
Average low -5°C
(24°F)		 -4°C
(25°F)		 -0°C
(32°F)		 4°C
(39°F)		 9°C
(49°F)		 13°C
(56°F)		 18°C
(64°F)		 19°C
(67°F)		 15°C
(59°F)		 9°C
(49°F)		 3°C
(37°F)		 -2°C
(28°F)
Mean minimum -11°C
(13°F)		 -10°C
(14°F)		 -5°C
(23°F)		 -3°C
(27°F)		 2°C
(36°F)		 9°C
(49°F)		 15°C
(59°F)		 15°C
(60°F)		 10°C
(50°F)		 2°C
(36°F)		 -3°C
(27°F)		 -7°C
(19°F)
Minimum -16°C
(3°F)		 -12°C
(10°F)		 -6°C
(21°F)		 -5°C
(23°F)		 0°C
(33°F)		 6°C
(43°F)		 13°C
(56°F)		 12°C
(54°F)		 8°C
(47°F)		 1°C
(35°F)		 -4°C
(25°F)		 -8°C
(17°F)

Compare climate in Nirasaki with other places

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

Monthly average precipitation in Nirasaki, Yamanashi, Japan §

Nirasaki usually has the most precipitation in July, September and October, with an average of 18 rainy days and 251 mm (9.9 inches) of precipitation per month.The driest months in Nirasaki are January, November and December. On average, 51 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nirasaki, Yamanashi, 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) 48 (1.9) 60 (2.4) 136 (5.4) 129 (5.1) 138 (5.4) 147 (5.8) 293 (11.6) 150 (5.9) 183 (7.2) 277 (10.9) 52 (2.0) 54 (2.1)
Average precipitation days (≥ 1 mm) 6 7 12 13 13 16 20 18 18 17 8 7

Monthly sunshine hours in Nirasaki, Yamanashi, Japan §

The sunniest months in Nirasaki are April, May and August, when the sun shines an average of 9 hours 17 minutes a day.Least sunny months in Nirasaki: January, July and October receive an average of 6 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nirasaki, Yamanashi, 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 193 239 267 278 291 262 228 284 238 215 236 236
Mean daily daylight hours 10h 1m 10h 52m 11h 57m 13h 5m 14h 2m 14h 31m 14h 16m 13h 27m 12h 22m 11h 15m 10h 16m 9h 46m

Solar UV radiation in Nirasaki, Yamanashi, Japan §

Nirasaki experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Nirasaki UV Index data.

Average daily maximum UV levels by month for Nirasaki, Yamanashi, 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 7 9 10 11 12 12 12 10 7 6 4