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Monthly climate in Sasayama, Hyōgo, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Sasayama features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (40 °F) and 28 °C (82 °F) through the year, but rarely can drop to -8 °C (19 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 1731 mm (68.1 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually.Sasayama enjoys an average of 2856 hours of sunshine throughout the year, and daylight varies from 9 hours 50 minutes to 14 hours 26 minutes per day.

Monthly average temperatures in Sasayama, Hyōgo, Japan §

The warmest months in Sasayama are July, August and September, with daily mean temperatures ranging from 23 to 28 °C (75 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (40 - 44 °F) throughout the day. On average each year, Sasayama experiences 100 days above 25 °C (77.0 °F) and 30 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sasayama, Hyōgo, 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
(60°F)		 19°C
(66°F)		 23°C
(73°F)		 26°C
(78°F)		 30°C
(87°F)		 32°C
(90°F)		 37°C
(98°F)		 37°C
(99°F)		 34°C
(94°F)		 30°C
(87°F)		 23°C
(74°F)		 21°C
(69°F)
Mean maximum 13°C
(56°F)		 15°C
(59°F)		 21°C
(69°F)		 24°C
(75°F)		 28°C
(84°F)		 30°C
(86°F)		 34°C
(94°F)		 36°C
(97°F)		 32°C
(90°F)		 29°C
(84°F)		 22°C
(72°F)		 16°C
(61°F)
Average high 8°C
(46°F)		 9°C
(48°F)		 14°C
(57°F)		 18°C
(65°F)		 23°C
(74°F)		 26°C
(79°F)		 30°C
(85°F)		 32°C
(89°F)		 27°C
(81°F)		 22°C
(71°F)		 16°C
(62°F)		 10°C
(51°F)
Daily mean 4°C
(40°F)		 5°C
(41°F)		 9°C
(49°F)		 13°C
(56°F)		 19°C
(66°F)		 22°C
(72°F)		 26°C
(79°F)		 28°C
(82°F)		 23°C
(75°F)		 18°C
(65°F)		 12°C
(54°F)		 6°C
(44°F)
Average low 1°C
(33°F)		 1°C
(34°F)		 5°C
(41°F)		 9°C
(48°F)		 14°C
(58°F)		 18°C
(65°F)		 23°C
(74°F)		 25°C
(76°F)		 20°C
(69°F)		 15°C
(59°F)		 8°C
(46°F)		 3°C
(37°F)
Mean minimum -5°C
(24°F)		 -4°C
(24°F)		 -1°C
(30°F)		 2°C
(36°F)		 7°C
(44°F)		 13°C
(56°F)		 20°C
(68°F)		 20°C
(69°F)		 15°C
(59°F)		 9°C
(48°F)		 2°C
(35°F)		 -3°C
(27°F)
Minimum -6°C
(21°F)		 -8°C
(19°F)		 -2°C
(29°F)		 0°C
(33°F)		 5°C
(42°F)		 11°C
(52°F)		 19°C
(66°F)		 18°C
(64°F)		 12°C
(53°F)		 7°C
(44°F)		 0°C
(33°F)		 -6°C
(21°F)

Compare climate in Sasayama with other places

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

Monthly average precipitation in Sasayama, Hyōgo, Japan §

Sasayama usually has the most precipitation in July, August and October, with an average of 15 rainy days and 260 mm (10.2 inches) of precipitation per month.The driest months in Sasayama are January, February and November. On average, 49 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sasayama, Hyōgo, 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) 46 (1.8) 59 (2.3) 111 (4.4) 141 (5.6) 140 (5.5) 147 (5.8) 327 (12.9) 223 (8.8) 205 (8.1) 230 (9.1) 43 (1.7) 60 (2.4)
Average precipitation days (≥ 1 mm) 7 8 11 10 10 13 21 14 14 12 5 7

Monthly sunshine hours in Sasayama, Hyōgo, Japan §

The sunniest months in Sasayama are April, May and August, when the sun shines an average of 9 hours 6 minutes a day.Least sunny months in Sasayama: January, February and December receive an average of 6 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sasayama, Hyōgo, 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 169 207 249 269 281 260 250 288 231 223 223 203
Mean daily daylight hours 10h 5m 10h 54m 11h 58m 13h 3m 13h 59m 14h 26m 14h 12m 13h 24m 12h 21m 11h 16m 10h 19m 9h 50m

Solar UV radiation in Sasayama, Hyōgo, Japan §

Sasayama 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 Sasayama UV Index data.

Average daily maximum UV levels by month for Sasayama, Hyōgo, 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 10 11 11 11 11 10 7 5 3