Unzen Climate by Month
Unzen, Nagasaki, Japan
Warm summers and cool winters, with rain spread through the year.
Warm summers and cool winters, with rain spread through the year: that's Unzen's climate in short. Afternoon highs range from 46°F (8°C) in January to 85°F (30°C) in August, and January nights average 33°F (1°C). About 90 in (2285 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 85°F(30°C)
- Average high, August
- Coldest nights
- 33°F(1°C)
- Average low, January
- Rain per year
- 90 in(2285 mm)
- No clear rainy season
- Humidity
- 76%
- Sunniest: August
Best and worst months in Unzen
Best for weatherThe most comfortable weather comes in October, with highs around 71°F (22°C) and about 4.1 in (105 mm) of rain a month.
Least pleasantJuly is the least pleasant month: it's the wettest, with 18 in (449 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in October.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Unzen weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 46°F(8°C) | 33°F(1°C) | 2.9 in(73 mm) | 72% | 2.2 |
| FebFebruary | 48°F(9°C) | 35°F(1°C) | 3.9 in(100 mm) | 68% | 3.0 |
| MarMarch | 55°F(13°C) | 40°F(5°C) | 6.0 in(153 mm) | 71% | 3.9 |
| AprApril | 64°F(18°C) | 49°F(9°C) | 6.5 in(165 mm) | 71% | 4.6 |
| MayMay | 72°F(22°C) | 57°F(14°C) | 7.6 in(194 mm) | 73% | 5.0 |
| JunJune | 76°F(24°C) | 64°F(18°C) | 17 in(444 mm) | 84% | 4.4 |
| JulJuly | 82°F(28°C) | 72°F(22°C) | 18 in(449 mm) | 85% | 4.9 |
| AugAugust | 85°F(30°C) | 73°F(23°C) | 8.4 in(214 mm) | 79% | 5.2 |
| SepSeptember | 80°F(27°C) | 67°F(19°C) | 8.6 in(218 mm) | 79% | 4.3 |
| OctOctoberBest | 71°F(22°C) | 57°F(14°C) | 4.1 in(105 mm) | 74% | 3.6 |
| NovNovember | 61°F(16°C) | 47°F(8°C) | 3.6 in(92 mm) | 78% | 2.6 |
| DecDecember | 50°F(10°C) | 37°F(3°C) | 3.1 in(78 mm) | 73% | 2.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate
All 20 places like Unzen →- 🇯🇵BeppuOita, Japan · Pop. 123k99%matchSame winter lowsSame summer highsUnzen vs Beppu →
- 🇯🇵KobayashiMiyazaki, Japan · Pop. 44k99%matchSame winter lowsSame humidityUnzen vs Kobayashi →
- 🇯🇵AsoKumamoto, Japan · Pop. 27k98%matchSame humiditySame sunshineUnzen vs Aso →
- 🇯🇵HagiYamaguchi, Japan · Pop. 45k98%matchSame summer highsSame winter lowsUnzen vs Hagi →
- 🇯🇵ShikokuchūōEhime, Japan · Pop. 83k97%matchSame winter lowsSame sunshineUnzen vs Shikokuchūō →