Kainan Climate by Month
Kainan, Wakayama, Japan
Hot summers and cool winters, with rain spread through the year.
Kainan has hot summers and cool winters, with rain spread through the year. August is the warmest month, with highs around 87°F (31°C); January is the coolest at 48°F (9°C), and nights dip to 35°F (2°C). About 60 in (1518 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 87°F(31°C)
- Average high, August
- Coldest nights
- 35°F(2°C)
- Average low, January
- Rain per year
- 60 in(1518 mm)
- No clear rainy season
- Humidity
- 69%
- Sunniest: August
Best and worst months in Kainan
Best for weatherMay is the best time for weather in Kainan: highs near 73°F (23°C) and about 5.7 in (144 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; January is the coldest, with highs of only 48°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 May.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Kainan weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 48°F(9°C) | 35°F(2°C) | 2.1 in(53 mm) | 68% | 2.5 |
| FebFebruary | 49°F(9°C) | 35°F(2°C) | 2.4 in(60 mm) | 66% | 3.2 |
| MarMarch | 55°F(13°C) | 41°F(5°C) | 4.2 in(106 mm) | 61% | 4.1 |
| AprApril | 65°F(18°C) | 50°F(10°C) | 5.0 in(126 mm) | 63% | 4.9 |
| MayMayBest | 73°F(23°C) | 58°F(15°C) | 5.7 in(144 mm) | 66% | 5.2 |
| JunJune | 78°F(25°C) | 66°F(19°C) | 8.7 in(221 mm) | 75% | 4.7 |
| JulJuly | 84°F(29°C) | 73°F(23°C) | 6.7 in(170 mm) | 77% | 5.2 |
| AugAugust | 87°F(31°C) | 75°F(24°C) | 5.0 in(128 mm) | 75% | 5.5 |
| SepSeptember | 81°F(27°C) | 69°F(20°C) | 7.7 in(196 mm) | 75% | 4.2 |
| OctOctober | 71°F(22°C) | 58°F(15°C) | 6.8 in(173 mm) | 72% | 3.4 |
| NovNovember | 62°F(17°C) | 48°F(9°C) | 3.5 in(89 mm) | 67% | 2.6 |
| DecDecember | 52°F(11°C) | 39°F(4°C) | 2.0 in(52 mm) | 67% | 2.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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