Nanyō Climate by Month
Nanyō, Yamagata, Japan
Warm summers and cold winters, with rain spread through the year.
The climate in Nanyō is one of warm summers and cold winters, with rain spread through the year. Expect highs of 85°F (30°C) in August and 36°F (2°C) in January, with the coldest nights (January) near 24°F (-4°C). It gets 53 in (1356 mm) of rain a year, spread across the months.
- Warmest month
- 85°F(30°C)
- Average high, August
- Coldest nights
- 24°F(-4°C)
- Average low, January
- Rain per year
- 53 in(1356 mm)
- No clear rainy season
- Humidity
- 71%
- Sunniest: May
Best and worst months in Nanyō
Best for weatherMay, June and September are the best time for weather in Nanyō: highs near 75°F (24°C) and about 4.2 in (107 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 36°F (2°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)
Nanyō weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 36°F(2°C) | 24°F(-4°C) | 4.6 in(117 mm) | 71% | 1.7 |
| FebFebruary | 37°F(3°C) | 25°F(-4°C) | 3.1 in(79 mm) | 68% | 2.5 |
| MarMarch | 44°F(7°C) | 30°F(-1°C) | 3.3 in(84 mm) | 66% | 3.5 |
| AprApril | 61°F(16°C) | 41°F(5°C) | 3.4 in(87 mm) | 62% | 4.5 |
| MayMayBest | 71°F(22°C) | 52°F(11°C) | 3.1 in(79 mm) | 65% | 5.1 |
| JunJuneBest | 76°F(25°C) | 60°F(16°C) | 4.6 in(116 mm) | 72% | 4.9 |
| JulJuly | 82°F(28°C) | 67°F(20°C) | 6.7 in(171 mm) | 75% | 4.6 |
| AugAugust | 85°F(30°C) | 69°F(20°C) | 5.5 in(140 mm) | 76% | 4.8 |
| SepSeptemberBest | 77°F(25°C) | 61°F(16°C) | 5.0 in(127 mm) | 75% | 3.6 |
| OctOctober | 66°F(19°C) | 49°F(10°C) | 5.0 in(127 mm) | 74% | 2.8 |
| NovNovember | 54°F(12°C) | 38°F(4°C) | 4.0 in(101 mm) | 75% | 1.9 |
| DecDecember | 42°F(6°C) | 30°F(-1°C) | 5.0 in(128 mm) | 69% | 1.5 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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