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Monthly climate in Isehara, Kanagawa, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Isehara features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °F) and 27 °C (80 °F) through the year, but rarely can drop to -9 °C (17 °F) or can rise to as high as 36 °C (96 °F).The average annual precipitation amounts to about 1909 mm (75.2 inches) and receives 170 rainy days on the 1 mm (0.04 inches) threshold annually.Isehara enjoys an average of 2916 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 Isehara, Kanagawa, Japan §

The warmest months in Isehara are July, August and September, with daily mean temperatures ranging from 22 to 27 °C (73 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (39 - 44 °F) throughout the day. On average each year, Isehara experiences 78 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 Isehara, Kanagawa, 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 19°C
(66°F)		 21°C
(70°F)		 22°C
(72°F)		 26°C
(79°F)		 29°C
(85°F)		 31°C
(88°F)		 34°C
(94°F)		 36°C
(96°F)		 34°C
(93°F)		 31°C
(87°F)		 23°C
(73°F)		 21°C
(71°F)
Mean maximum 15°C
(60°F)		 18°C
(64°F)		 21°C
(69°F)		 24°C
(76°F)		 28°C
(83°F)		 28°C
(82°F)		 32°C
(90°F)		 34°C
(94°F)		 32°C
(90°F)		 27°C
(82°F)		 21°C
(71°F)		 18°C
(64°F)
Average high 9°C
(48°F)		 10°C
(50°F)		 14°C
(57°F)		 17°C
(64°F)		 22°C
(72°F)		 24°C
(76°F)		 28°C
(82°F)		 30°C
(86°F)		 25°C
(78°F)		 20°C
(69°F)		 16°C
(62°F)		 11°C
(52°F)
Daily mean 4°C
(39°F)		 5°C
(41°F)		 9°C
(48°F)		 13°C
(56°F)		 18°C
(65°F)		 21°C
(70°F)		 25°C
(77°F)		 27°C
(80°F)		 22°C
(73°F)		 17°C
(63°F)		 12°C
(54°F)		 7°C
(44°F)
Average low -0°C
(32°F)		 1°C
(34°F)		 4°C
(40°F)		 9°C
(48°F)		 14°C
(57°F)		 18°C
(64°F)		 22°C
(72°F)		 24°C
(75°F)		 20°C
(68°F)		 14°C
(58°F)		 8°C
(47°F)		 3°C
(37°F)
Mean minimum -5°C
(23°F)		 -3°C
(27°F)		 -2°C
(29°F)		 2°C
(36°F)		 7°C
(45°F)		 14°C
(58°F)		 19°C
(66°F)		 19°C
(67°F)		 15°C
(60°F)		 8°C
(47°F)		 2°C
(36°F)		 -3°C
(28°F)
Minimum -9°C
(17°F)		 -4°C
(25°F)		 -4°C
(26°F)		 -0°C
(32°F)		 5°C
(41°F)		 12°C
(54°F)		 17°C
(62°F)		 16°C
(61°F)		 13°C
(56°F)		 6°C
(43°F)		 0°C
(33°F)		 -4°C
(25°F)

Compare climate in Isehara with other places

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

Monthly average precipitation in Isehara, Kanagawa, Japan §

Isehara usually has the most precipitation in July, September and October, with an average of 19 rainy days and 272 mm (10.7 inches) of precipitation per month.The driest months in Isehara are January, February and December. On average, 63 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Isehara, Kanagawa, 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) 57 (2.2) 66 (2.6) 177 (7.0) 148 (5.8) 140 (5.5) 198 (7.8) 277 (10.9) 157 (6.2) 221 (8.7) 317 (12.5) 84 (3.3) 68 (2.7)
Average precipitation days (≥ 1 mm) 6 10 14 13 13 17 20 18 20 18 12 9

Monthly sunshine hours in Isehara, Kanagawa, Japan §

The sunniest months in Isehara are April, May and August, when the sun shines an average of 9 hours 7 minutes a day.Least sunny months in Isehara: January, July and October receive an average of 6 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Isehara, Kanagawa, 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 191 233 259 272 282 261 226 284 234 205 231 232
Mean daily daylight hours 10h 3m 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 Isehara, Kanagawa, Japan §

Isehara experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 11, 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 Isehara UV Index data.

Average daily maximum UV levels by month for Isehara, Kanagawa, 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 8 9 11 11 11 11 10 7 5 4