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Monthly climate in Kawagoe, Saitama, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Kawagoe features a humid subtropical climate (Cfa).Temperatures typically range between 5 °C (40 °F) and 28 °C (83 °F) through the year, but rarely can drop to -6 °C (22 °F) or can rise to as high as 39 °C (103 °F).The average annual precipitation amounts to about 1467 mm (57.8 inches) and receives 134 rainy days on the 1 mm (0.04 inches) threshold annually.Kawagoe enjoys an average of 2941 hours of sunshine throughout the year, and daylight varies from 9 hours 44 minutes to 14 hours 33 minutes per day.

Monthly average temperatures in Kawagoe, Saitama, Japan §

The warmest months in Kawagoe are July, August and September, with daily mean temperatures ranging from 24 to 28 °C (75 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 7 °C (40 - 45 °F) throughout the day. On average each year, Kawagoe experiences 105 days above 25 °C (77.0 °F) and 31 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kawagoe, Saitama, 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 18°C
(65°F)		 21°C
(71°F)		 25°C
(78°F)		 29°C
(84°F)		 33°C
(92°F)		 34°C
(93°F)		 39°C
(103°F)		 37°C
(99°F)		 36°C
(97°F)		 31°C
(88°F)		 24°C
(75°F)		 21°C
(69°F)
Mean maximum 16°C
(61°F)		 18°C
(65°F)		 23°C
(73°F)		 27°C
(80°F)		 31°C
(88°F)		 31°C
(87°F)		 35°C
(96°F)		 36°C
(98°F)		 34°C
(93°F)		 29°C
(85°F)		 23°C
(73°F)		 19°C
(66°F)
Average high 10°C
(50°F)		 11°C
(52°F)		 15°C
(59°F)		 19°C
(67°F)		 24°C
(76°F)		 27°C
(80°F)		 30°C
(86°F)		 32°C
(90°F)		 27°C
(81°F)		 22°C
(72°F)		 17°C
(63°F)		 12°C
(54°F)
Daily mean 5°C
(40°F)		 6°C
(43°F)		 10°C
(50°F)		 14°C
(58°F)		 20°C
(68°F)		 23°C
(73°F)		 26°C
(80°F)		 28°C
(83°F)		 24°C
(75°F)		 18°C
(65°F)		 13°C
(55°F)		 7°C
(45°F)
Average low 0°C
(33°F)		 1°C
(34°F)		 5°C
(41°F)		 10°C
(50°F)		 15°C
(59°F)		 19°C
(67°F)		 23°C
(74°F)		 25°C
(77°F)		 21°C
(70°F)		 15°C
(59°F)		 8°C
(47°F)		 3°C
(37°F)
Mean minimum -4°C
(25°F)		 -3°C
(26°F)		 -1°C
(30°F)		 3°C
(38°F)		 8°C
(46°F)		 15°C
(60°F)		 19°C
(67°F)		 20°C
(69°F)		 16°C
(60°F)		 8°C
(48°F)		 2°C
(35°F)		 -2°C
(29°F)
Minimum -6°C
(22°F)		 -5°C
(24°F)		 -3°C
(26°F)		 1°C
(33°F)		 6°C
(42°F)		 13°C
(56°F)		 17°C
(63°F)		 17°C
(63°F)		 13°C
(55°F)		 6°C
(44°F)		 -1°C
(31°F)		 -3°C
(26°F)

Compare climate in Kawagoe with other places

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

Monthly average precipitation in Kawagoe, Saitama, Japan §

Kawagoe usually has the most precipitation in July, September and October, with an average of 17 rainy days and 228 mm (9.0 inches) of precipitation per month.The driest months in Kawagoe are January, February and December. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kawagoe, Saitama, 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) 41 (1.6) 40 (1.6) 120 (4.7) 110 (4.3) 110 (4.3) 149 (5.9) 240 (9.5) 119 (4.7) 185 (7.3) 258 (10.2) 54 (2.1) 42 (1.6)
Average precipitation days (≥ 1 mm) 4 6 10 10 12 15 19 13 18 15 7 5

Monthly sunshine hours in Kawagoe, Saitama, Japan §

The sunniest months in Kawagoe are April, May and August, when the sun shines an average of 9 hours 8 minutes a day.Least sunny months in Kawagoe: January, July and October 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 Kawagoe, Saitama, 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 193 239 263 277 283 262 232 280 233 205 234 233
Mean daily daylight hours 9h 59m 10h 51m 11h 57m 13h 6m 14h 4m 14h 33m 14h 18m 13h 28m 12h 22m 11h 14m 10h 15m 9h 44m

Solar UV radiation in Kawagoe, Saitama, Japan §

Kawagoe experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / 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 Kawagoe UV Index data.

Average daily maximum UV levels by month for Kawagoe, Saitama, 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 8 9 10 10 11 10 9 7 5 3