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Monthly climate in Suibara, Niigata, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Suibara features a humid subtropical climate (Cfa).Temperatures typically range between 1 °C (33 °F) and 26 °C (79 °F) through the year, but rarely can drop to -11 °C (13 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 2376 mm (93.5 inches) and receives 231 rainy days on the 1 mm (0.04 inches) threshold annually.Suibara enjoys an average of 2873 hours of sunshine throughout the year, and daylight varies from 9 hours 34 minutes to 14 hours 43 minutes per day.

Monthly average temperatures in Suibara, Niigata, Japan §

The warmest months in Suibara are July, August and September, with daily mean temperatures ranging from 21 to 26 °C (71 - 79 °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, Suibara experiences 79 days above 25 °C (77.0 °F) and 75 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Suibara, Niigata, 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)		 15°C
(59°F)		 21°C
(70°F)		 26°C
(79°F)		 32°C
(89°F)		 32°C
(91°F)		 36°C
(97°F)		 37°C
(99°F)		 36°C
(97°F)		 31°C
(88°F)		 24°C
(75°F)		 19°C
(67°F)
Mean maximum 7°C
(45°F)		 10°C
(51°F)		 19°C
(66°F)		 24°C
(75°F)		 29°C
(84°F)		 29°C
(85°F)		 33°C
(92°F)		 36°C
(97°F)		 32°C
(89°F)		 28°C
(82°F)		 21°C
(70°F)		 14°C
(57°F)
Average high 3°C
(38°F)		 4°C
(40°F)		 10°C
(50°F)		 15°C
(60°F)		 22°C
(71°F)		 24°C
(76°F)		 28°C
(83°F)		 30°C
(86°F)		 25°C
(78°F)		 19°C
(67°F)		 13°C
(56°F)		 6°C
(43°F)
Daily mean 1°C
(33°F)		 1°C
(34°F)		 5°C
(42°F)		 10°C
(51°F)		 17°C
(62°F)		 20°C
(68°F)		 25°C
(77°F)		 26°C
(79°F)		 21°C
(71°F)		 15°C
(60°F)		 9°C
(49°F)		 3°C
(38°F)
Average low -2°C
(28°F)		 -2°C
(29°F)		 1°C
(34°F)		 5°C
(42°F)		 12°C
(53°F)		 16°C
(61°F)		 22°C
(71°F)		 23°C
(73°F)		 18°C
(64°F)		 12°C
(53°F)		 5°C
(42°F)		 -0°C
(32°F)
Mean minimum -7°C
(19°F)		 -7°C
(21°F)		 -5°C
(23°F)		 -1°C
(31°F)		 5°C
(42°F)		 11°C
(53°F)		 18°C
(65°F)		 17°C
(64°F)		 11°C
(52°F)		 6°C
(43°F)		 -1°C
(30°F)		 -6°C
(22°F)
Minimum -11°C
(13°F)		 -9°C
(17°F)		 -8°C
(18°F)		 -2°C
(28°F)		 5°C
(41°F)		 9°C
(48°F)		 18°C
(64°F)		 15°C
(59°F)		 10°C
(50°F)		 5°C
(41°F)		 -3°C
(26°F)		 -7°C
(19°F)

Compare climate in Suibara with other places

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

Monthly average precipitation in Suibara, Niigata, Japan §

Suibara usually has the most precipitation in July, August and December, with an average of 22 rainy days and 286 mm (11.3 inches) of precipitation per month.The driest months in Suibara are April, May and November. On average, 156 mm (6.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Suibara, Niigata, 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) 184 (7.2) 169 (6.6) 163 (6.4) 152 (6.0) 154 (6.1) 169 (6.6) 353 (13.9) 280 (11.0) 180 (7.1) 186 (7.3) 161 (6.3) 224 (8.8)
Average precipitation days (≥ 1 mm) 22 23 20 17 15 15 21 20 18 16 18 26

Monthly sunshine hours in Suibara, Niigata, Japan §

The sunniest months in Suibara are May, June and August, when the sun shines an average of 9 hours 37 minutes a day.Least sunny months in Suibara: January, February and December receive an average of 5 hours 39 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Suibara, Niigata, 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 143 195 248 274 302 288 275 295 250 215 208 175
Mean daily daylight hours 9h 51m 10h 46m 11h 57m 13h 10m 14h 12m 14h 43m 14h 27m 13h 33m 12h 24m 11h 11m 10h 7m 9h 34m

Solar UV radiation in Suibara, Niigata, Japan §

Suibara experiences the highest level of ultraviolet (UV) radiation in June, 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 Suibara UV Index data.

Average daily maximum UV levels by month for Suibara, Niigata, 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 11 9 6 5 3