Ōmihachiman Climate by Month
Ōmihachiman, Shiga, Japan
Hot summers and cool winters, with rain spread through the year.
The climate in Ōmihachiman is one of hot summers and cool winters, with rain spread through the year. Afternoon highs range from 46°F (8°C) in January to 89°F (32°C) in August, and January nights average 33°F (1°C). It gets 62 in (1573 mm) of rain a year, spread across the months.
- Warmest month
- 89°F(32°C)
- Average high, August
- Coldest nights
- 33°F(1°C)
- Average low, January
- Rain per year
- 62 in(1573 mm)
- No clear rainy season
- Humidity
- 69%
- Sunniest: August
Best and worst months in Ōmihachiman
Best for weatherThe most comfortable weather comes in May and October, with highs around 72°F (22°C) and about 5.8 in (148 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 46°F (8°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)
Ōmihachiman weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 46°F(8°C) | 33°F(1°C) | 3.9 in(100 mm) | 72% | 2.1 |
| FebFebruary | 48°F(9°C) | 34°F(1°C) | 3.4 in(86 mm) | 69% | 2.7 |
| MarMarch | 54°F(12°C) | 38°F(3°C) | 4.6 in(118 mm) | 66% | 3.7 |
| AprApril | 64°F(18°C) | 47°F(8°C) | 5.1 in(130 mm) | 60% | 4.6 |
| MayMayBest | 73°F(23°C) | 56°F(14°C) | 5.6 in(141 mm) | 67% | 5.2 |
| JunJune | 79°F(26°C) | 65°F(18°C) | 7.2 in(182 mm) | 71% | 4.8 |
| JulJuly | 86°F(30°C) | 73°F(23°C) | 7.4 in(189 mm) | 72% | 5.0 |
| AugAugust | 89°F(32°C) | 75°F(24°C) | 4.6 in(117 mm) | 70% | 5.4 |
| SepSeptember | 82°F(28°C) | 68°F(20°C) | 7.0 in(179 mm) | 71% | 4.0 |
| OctOctoberBest | 72°F(22°C) | 56°F(14°C) | 6.1 in(154 mm) | 69% | 3.2 |
| NovNovember | 62°F(17°C) | 46°F(8°C) | 3.3 in(84 mm) | 71% | 2.4 |
| DecDecember | 51°F(11°C) | 37°F(3°C) | 3.7 in(93 mm) | 71% | 1.9 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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