Monthly climate in Shirahama, Wakayama, Japan

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Shirahama features a humid subtropical climate (Cfa).Temperatures typically range between 8 °C (47 °F) and 27 °C (81 °F) through the year, but rarely can drop to 1 °C (34 °F) or can rise to as high as 31 °C (89 °F).The average annual precipitation amounts to about 2195 mm (86.4 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually.Shirahama enjoys an average of 3141 hours of sunshine throughout the year, and daylight varies from 9 hours 56 minutes to 14 hours 20 minutes per day.

Monthly average temperatures in Shirahama, Wakayama, Japan §

The warmest months in Shirahama are July, August and September, with daily mean temperatures ranging from 25 to 27 °C (77 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 11 °C (47 - 52 °F) throughout the day. On average each year, Shirahama experiences 76 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Shirahama, Wakayama, 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
(64°F)
18°C
(65°F)
19°C
(66°F)
21°C
(70°F)
25°C
(77°F)
26°C
(79°F)
31°C
(88°F)
31°C
(89°F)
30°C
(86°F)
27°C
(81°F)
23°C
(73°F)
20°C
(69°F)
Mean maximum 16°C
(61°F)
16°C
(61°F)
18°C
(64°F)
20°C
(68°F)
23°C
(75°F)
25°C
(78°F)
29°C
(85°F)
31°C
(87°F)
29°C
(85°F)
26°C
(79°F)
22°C
(71°F)
18°C
(65°F)
Average high 10°C
(51°F)
10°C
(51°F)
14°C
(57°F)
17°C
(63°F)
21°C
(69°F)
23°C
(74°F)
27°C
(81°F)
29°C
(84°F)
27°C
(80°F)
22°C
(72°F)
18°C
(64°F)
13°C
(55°F)
Daily mean 8°C
(47°F)
8°C
(47°F)
12°C
(53°F)
15°C
(59°F)
19°C
(66°F)
22°C
(72°F)
26°C
(78°F)
27°C
(81°F)
25°C
(77°F)
21°C
(69°F)
16°C
(61°F)
11°C
(52°F)
Average low 7°C
(44°F)
6°C
(44°F)
9°C
(49°F)
13°C
(55°F)
17°C
(63°F)
20°C
(69°F)
25°C
(77°F)
26°C
(79°F)
24°C
(75°F)
19°C
(66°F)
14°C
(57°F)
9°C
(48°F)
Mean minimum 3°C
(37°F)
3°C
(37°F)
5°C
(41°F)
7°C
(45°F)
13°C
(55°F)
18°C
(64°F)
22°C
(73°F)
24°C
(75°F)
20°C
(68°F)
14°C
(58°F)
9°C
(49°F)
5°C
(41°F)
Minimum 1°C
(34°F)
1°C
(35°F)
4°C
(39°F)
6°C
(44°F)
12°C
(54°F)
16°C
(61°F)
21°C
(71°F)
22°C
(73°F)
19°C
(67°F)
13°C
(56°F)
8°C
(47°F)
3°C
(38°F)

Compare climate in Shirahama with other places

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

Monthly average precipitation in Shirahama, Wakayama, Japan §

Shirahama usually has the most precipitation in July, September and October, with an average of 15 rainy days and 300 mm (11.8 inches) of precipitation per month.The driest months in Shirahama are January, November and December. On average, 78 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Shirahama, Wakayama, 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) 77 (3.0) 98 (3.9) 149 (5.9) 148 (5.8) 203 (8.0) 237 (9.3) 353 (13.9) 227 (8.9) 239 (9.4) 307 (12.1) 72 (2.8) 85 (3.4)
Average precipitation days (≥ 1 mm) 9 10 11 10 10 14 18 14 16 13 7 9

Monthly sunshine hours in Shirahama, Wakayama, Japan §

The sunniest months in Shirahama are May, July and August, when the sun shines an average of 9 hours 44 minutes a day.Least sunny months in Shirahama: January, February and December receive an average of 7 hours 9 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Shirahama, Wakayama, 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 187 232 272 283 296 275 286 323 264 244 243 230
Mean daily daylight hours 10h 10m 10h 57m 11h 58m 13h 1m 13h 54m 14h 20m 14h 7m 13h 21m 12h 21m 11h 18m 10h 24m 9h 56m

Solar UV radiation in Shirahama, Wakayama, Japan §

Shirahama experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure.January, February and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Shirahama UV Index data.

Average daily maximum UV levels by month for Shirahama, Wakayama, 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 9 10 11 11 12 11 10 7 6 4