Ina Climate by Month
Ina, Nagano, Japan
Warm summers and cold winters, with rain spread through the year.
Warm summers and cold winters, with rain spread through the year: that's Ina's climate in short. Afternoon highs range from 41°F (5°C) in January to 84°F (29°C) in August, and February nights average 25°F (-4°C). About 49 in (1257 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 84°F(29°C)
- Average high, August
- Coldest nights
- 25°F(-4°C)
- Average low, February
- Rain per year
- 49 in(1257 mm)
- No clear rainy season
- Humidity
- 68%
- Sunniest: August
Best and worst months in Ina
Best for weatherMay, June and September are the best time for weather in Ina: highs near 74°F (23°C) and about 5.5 in (140 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; January is the coldest, with highs of only 41°F (5°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 June.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Ina weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 41°F(5°C) | 26°F(-3°C) | 1.7 in(42 mm) | 61% | 2.5 |
| FebFebruary | 44°F(7°C) | 25°F(-4°C) | 2.2 in(56 mm) | 59% | 3.2 |
| MarMarch | 51°F(11°C) | 31°F(-1°C) | 3.9 in(99 mm) | 57% | 4.0 |
| AprApril | 62°F(16°C) | 40°F(4°C) | 4.5 in(114 mm) | 55% | 4.8 |
| MayMayBest | 70°F(21°C) | 49°F(9°C) | 4.5 in(115 mm) | 63% | 5.3 |
| JunJuneBest | 76°F(24°C) | 58°F(14°C) | 5.9 in(149 mm) | 72% | 4.9 |
| JulJuly | 82°F(28°C) | 65°F(18°C) | 6.5 in(164 mm) | 75% | 5.1 |
| AugAugust | 84°F(29°C) | 66°F(19°C) | 4.6 in(117 mm) | 73% | 5.3 |
| SepSeptemberBest | 76°F(25°C) | 59°F(15°C) | 6.1 in(156 mm) | 78% | 4.0 |
| OctOctober | 66°F(19°C) | 48°F(9°C) | 5.5 in(139 mm) | 76% | 3.1 |
| NovNovember | 55°F(13°C) | 36°F(2°C) | 2.6 in(65 mm) | 76% | 2.4 |
| DecDecember | 46°F(8°C) | 29°F(-2°C) | 1.6 in(41 mm) | 66% | 2.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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