Sōma, Japan Climate by Month
Sōma, Fukushima, 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 Sōma's climate in short. August is the warmest month, with highs around 82°F (28°C); January is the coolest at 44°F (7°C), and nights dip to 30°F (-1°C). About 49 in (1239 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 82°F(28°C)
- Average high, August
- Coldest nights
- 30°F(-1°C)
- Average low, January
- Rain per year
- 49 in(1239 mm)
- No clear rainy season
- Humidity
- 72%
- Sunniest: May
Best and worst months in Sōma
Best for weatherThe most comfortable weather comes in May, June and September, with highs around 72°F (22°C) and about 5.2 in (131 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; January is the coldest, with highs of only 44°F (7°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)
Sōma weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 44°F(7°C) | 30°F(-1°C) | 1.4 in(35 mm) | 66% | 2.4 |
| FebFebruary | 45°F(7°C) | 31°F(0°C) | 1.5 in(38 mm) | 65% | 3.0 |
| MarMarch | 50°F(10°C) | 36°F(2°C) | 2.8 in(70 mm) | 64% | 3.9 |
| AprApril | 60°F(15°C) | 44°F(7°C) | 4.1 in(104 mm) | 61% | 4.6 |
| MayMayBest | 68°F(20°C) | 54°F(12°C) | 3.9 in(99 mm) | 72% | 5.0 |
| JunJuneBest | 72°F(22°C) | 62°F(16°C) | 5.1 in(129 mm) | 80% | 4.7 |
| JulJuly | 79°F(26°C) | 68°F(20°C) | 6.1 in(155 mm) | 85% | 4.4 |
| AugAugust | 82°F(28°C) | 71°F(22°C) | 5.4 in(137 mm) | 84% | 4.5 |
| SepSeptemberBest | 76°F(25°C) | 65°F(18°C) | 6.5 in(166 mm) | 78% | 3.5 |
| OctOctober | 68°F(20°C) | 54°F(12°C) | 7.5 in(191 mm) | 71% | 2.9 |
| NovNovember | 59°F(15°C) | 43°F(6°C) | 2.4 in(62 mm) | 71% | 2.2 |
| DecDecember | 49°F(10°C) | 34°F(1°C) | 2.1 in(53 mm) | 67% | 2.0 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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