Iki Climate by Month
Iki, Nagasaki, Japan
Warm summers and cool winters, with rain spread through the year.
The climate in Iki is one of warm summers and cool winters, with rain spread through the year. August is the warmest month, with highs around 85°F (30°C); January is the coolest at 49°F (9°C), and nights dip to 39°F (4°C). About 60 in (1531 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 85°F(30°C)
- Average high, August
- Coldest nights
- 39°F(4°C)
- Average low, January
- Rain per year
- 60 in(1531 mm)
- No clear rainy season
- Humidity
- 68%
- Sunniest: May
Best and worst months in Iki
Best for weatherMay and October are the best time for weather in Iki: highs near 72°F (22°C) and about 4.2 in (107 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; January is the coldest, with highs of only 49°F (9°C).
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)
Iki weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 49°F(9°C) | 39°F(4°C) | 2.2 in(56 mm) | 62% | 2.1 |
| FebFebruary | 51°F(10°C) | 41°F(5°C) | 2.4 in(61 mm) | 57% | 2.8 |
| MarMarch | 56°F(13°C) | 47°F(8°C) | 3.5 in(90 mm) | 62% | 3.7 |
| AprApril | 64°F(18°C) | 54°F(12°C) | 4.7 in(120 mm) | 65% | 4.5 |
| MayMayBest | 72°F(22°C) | 61°F(16°C) | 4.6 in(117 mm) | 68% | 5.0 |
| JunJune | 76°F(25°C) | 68°F(20°C) | 10 in(255 mm) | 78% | 4.5 |
| JulJuly | 83°F(28°C) | 75°F(24°C) | 8.6 in(218 mm) | 79% | 4.7 |
| AugAugust | 85°F(30°C) | 78°F(25°C) | 5.9 in(150 mm) | 76% | 4.8 |
| SepSeptember | 79°F(26°C) | 71°F(22°C) | 8.1 in(207 mm) | 74% | 4.0 |
| OctOctoberBest | 72°F(22°C) | 62°F(17°C) | 3.8 in(97 mm) | 66% | 3.4 |
| NovNovember | 63°F(17°C) | 52°F(11°C) | 3.4 in(86 mm) | 61% | 2.5 |
| DecDecember | 54°F(12°C) | 42°F(6°C) | 2.9 in(74 mm) | 62% | 2.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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