Monthly climate in Maruoka, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Maruoka features a humid subtropical climate (Cfa). Temperatures typically range between 5 °C (42 °F) and 27 °C (81 °F) through the year, but rarely can drop to -2 °C (30 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 2470 mm (97.2 inches) and receives 199 rainy days on the 1 mm (0.04 inches) threshold annually. Maruoka enjoys an average of 3012 hours of sunshine throughout the year, and daylight varies from 9 hours 43 minutes to 14 hours 34 minutes per day.

Monthly average temperatures in Maruoka, Japan

The warmest months in Maruoka are July, August and September, with daily mean temperatures ranging from 24 to 27 °C (75 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 8 °C (42 - 47 °F) throughout the day. On average each year, Maruoka experiences 63 days above 25 °C (77.0 °F) and 4 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Maruoka. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(60°F)
15°C
(60°F)
18°C
(64°F)
22°C
(71°F)
26°C
(79°F)
28°C
(83°F)
31°C
(88°F)
32°C
(89°F)
32°C
(89°F)
28°C
(82°F)
23°C
(73°F)
20°C
(69°F)
Mean maximum12°C
(55°F)
12°C
(55°F)
16°C
(62°F)
20°C
(67°F)
24°C
(75°F)
25°C
(78°F)
30°C
(86°F)
31°C
(89°F)
29°C
(85°F)
26°C
(79°F)
21°C
(70°F)
16°C
(61°F)
Average high7°C
(45°F)
7°C
(46°F)
11°C
(52°F)
14°C
(58°F)
19°C
(67°F)
22°C
(72°F)
27°C
(81°F)
29°C
(84°F)
25°C
(78°F)
20°C
(69°F)
16°C
(60°F)
10°C
(51°F)
Daily mean5°C
(42°F)
6°C
(42°F)
9°C
(48°F)
12°C
(54°F)
17°C
(63°F)
21°C
(70°F)
25°C
(78°F)
27°C
(81°F)
24°C
(75°F)
19°C
(66°F)
14°C
(57°F)
8°C
(47°F)
Average low4°C
(39°F)
4°C
(39°F)
6°C
(44°F)
10°C
(50°F)
15°C
(60°F)
19°C
(66°F)
24°C
(75°F)
26°C
(78°F)
22°C
(72°F)
17°C
(63°F)
11°C
(53°F)
6°C
(44°F)
Mean minimum0°C
(32°F)
-0°C
(32°F)
2°C
(36°F)
5°C
(41°F)
10°C
(51°F)
15°C
(60°F)
21°C
(70°F)
22°C
(72°F)
18°C
(65°F)
13°C
(55°F)
6°C
(44°F)
1°C
(35°F)
Minimum-1°C
(30°F)
-1°C
(30°F)
-0°C
(32°F)
4°C
(39°F)
9°C
(48°F)
14°C
(58°F)
20°C
(69°F)
20°C
(68°F)
17°C
(64°F)
12°C
(53°F)
5°C
(42°F)
-2°C
(30°F)

Compare climate in Maruoka with other places

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

Monthly average precipitation in Maruoka, Japan

Maruoka usually has the most precipitation in July, August and December, with an average of 18 rainy days and 279 mm (11.0 inches) of precipitation per month. The driest months in Maruoka are March, May and June. On average, 155 mm (6.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Maruoka. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)223 (8.8)180 (7.1)160 (6.3)174 (6.9)146 (5.8)160 (6.3)317 (12.5)252 (9.9)218 (8.6)208 (8.2)163 (6.4)269 (10.6)
Average precipitation days (≥ 1 mm)222116131312161514161625

Monthly sunshine hours in Maruoka, Japan

The sunniest months in Maruoka are May, June and August, when the sun shines an average of 9 hours 52 minutes a day. Least sunny months in Maruoka: January, February and December receive an average of 6 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Maruoka. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours164202259281303295285309252238222197
Mean daily daylight hours9h 59m10h 50m11h 57m13h 6m14h 4m14h 34m14h 19m13h 28m12h 22m11h 14m10h 14m9h 43m

Solar UV radiation in Maruoka, Japan

Maruoka experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 11, which corresponds to the 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 Maruoka UV Index data.

Average daily maximum UV levels by month for Maruoka. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)45810101111119753