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Monthly climate in Kasama, Ibaraki, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Kasama features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °F) and 27 °C (81 °F) through the year, but rarely can drop to -10 °C (15 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1497 mm (58.9 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually.Kasama enjoys an average of 2961 hours of sunshine throughout the year, and daylight varies from 9 hours 41 minutes to 14 hours 35 minutes per day.

Monthly average temperatures in Kasama, Ibaraki, Japan §

The warmest months in Kasama are July, August and September, with daily mean temperatures ranging from 23 to 27 °C (73 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (39 - 43 °F) throughout the day. On average each year, Kasama experiences 88 days above 25 °C (77.0 °F) and 41 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kasama, Ibaraki, 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 16°C
(61°F)		 20°C
(69°F)		 23°C
(74°F)		 28°C
(82°F)		 32°C
(91°F)		 32°C
(90°F)		 35°C
(96°F)		 36°C
(97°F)		 34°C
(94°F)		 31°C
(89°F)		 22°C
(73°F)		 19°C
(66°F)
Mean maximum 14°C
(58°F)		 17°C
(62°F)		 21°C
(70°F)		 25°C
(77°F)		 30°C
(86°F)		 29°C
(84°F)		 33°C
(92°F)		 35°C
(95°F)		 32°C
(90°F)		 28°C
(83°F)		 22°C
(72°F)		 17°C
(62°F)
Average high 8°C
(47°F)		 10°C
(50°F)		 14°C
(57°F)		 18°C
(64°F)		 23°C
(73°F)		 25°C
(77°F)		 28°C
(83°F)		 31°C
(87°F)		 26°C
(79°F)		 21°C
(70°F)		 16°C
(62°F)		 11°C
(51°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
(81°F)		 23°C
(73°F)		 17°C
(63°F)		 12°C
(54°F)		 6°C
(43°F)
Average low -0°C
(32°F)		 1°C
(33°F)		 4°C
(39°F)		 8°C
(47°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
(46°F)		 2°C
(36°F)
Mean minimum -4°C
(24°F)		 -3°C
(27°F)		 -2°C
(29°F)		 2°C
(36°F)		 7°C
(44°F)		 14°C
(57°F)		 18°C
(65°F)		 19°C
(66°F)		 14°C
(57°F)		 8°C
(46°F)		 1°C
(35°F)		 -2°C
(29°F)
Minimum -10°C
(15°F)		 -5°C
(23°F)		 -4°C
(25°F)		 -1°C
(31°F)		 6°C
(43°F)		 12°C
(53°F)		 17°C
(63°F)		 16°C
(61°F)		 12°C
(54°F)		 6°C
(42°F)		 -1°C
(30°F)		 -3°C
(28°F)

Compare climate in Kasama with other places

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

Monthly average precipitation in Kasama, Ibaraki, Japan §

Kasama usually has the most precipitation in July, September and October, with an average of 17 rainy days and 207 mm (8.1 inches) of precipitation per month.The driest months in Kasama are January, February and December. On average, 46 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kasama, Ibaraki, 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) 137 (5.4) 122 (4.8) 132 (5.2) 141 (5.5) 226 (8.9) 140 (5.5) 169 (6.7) 225 (8.9) 69 (2.7) 56 (2.2)
Average precipitation days (≥ 1 mm) 5 7 10 12 13 16 20 16 18 13 7 6

Monthly sunshine hours in Kasama, Ibaraki, Japan §

The sunniest months in Kasama are April, May and August, when the sun shines an average of 9 hours 13 minutes a day.Least sunny months in Kasama: January, October and December receive an average of 6 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kasama, Ibaraki, 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 187 235 259 278 282 270 248 287 240 213 231 226
Mean daily daylight hours 9h 57m 10h 50m 11h 57m 13h 7m 14h 6m 14h 35m 14h 21m 13h 29m 12h 23m 11h 13m 10h 13m 9h 41m

Solar UV radiation in Kasama, Ibaraki, Japan §

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

Average daily maximum UV levels by month for Kasama, Ibaraki, 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 10 9 6 5 3