Aizuwakamatsu
Japan · Asia
Year-round range: 27°F to 83°F
May
Excellent conditions this month
Expect the month to feel wet and cloudy overall; any bright breaks do not cancel out the frequent rain.
Your monthly fit score
Comfort fit by month.
Climate details▼
Temperature
Average highs and lows.
May has comfortable temperatures — not too hot, not too cold.
Shaded band = typical daily swing (P10 of night lows to P90 of afternoon peaks) — spans wider than avg high/low lines because it captures day-to-day variation.
| = MayPrecipitation
Monthly precipitation, wet-day risk, and snow signal where relevant.
May is one of the wetter months — pack rain gear.
Sunshine
Average hours of bright sun per day.
Expect the month to feel wet and cloudy overall; any bright breaks do not cancel out the frequent rain.
Air comfort by month
Humidity and heat feel by month.
May is mostly comfortable — low heat and humidity pressure.
Time-of-day patterns
Typical hourly rhythm for May.
Temperature by hour
Temperature by hour and month
Typical temperature through the day across the year (1996-2025 normals, local time). Shaded cells are nighttime.
In May, afternoons reach about 69° and nights settle near 55°.
▶Full month-by-month data
| Month | High °F | Low °F | Rain days | Rain (in) | Sun h/day | Humidity |
|---|---|---|---|---|---|---|
| Jan | 36°F | 27°F | 18 | 3.8in | 3.1h | 85.42857142857142% |
| Feb | 38°F | 27°F | 15 | 3.1in | 3.7h | 81.42857142857142% |
| Mar | 45°F | 32°F | 15 | 4.0in | 4.6h | 78.14285714285714% |
| Apr | 59°F | 42°F | 12 | 3.7in | 5.6h | 73.85714285714285% |
| May | 69°F | 52°F | 12 | 3.9in | 5.4h | 75.42857142857142% |
| Jun | 75°F | 61°F | 13 | 4.8in | 4.3h | 80.42857142857143% |
| Jul | 81°F | 69°F | 16 | 6.7in | 4h | 85.14285714285714% |
| Aug | 83°F | 71°F | 14 | 5.4in | 4.8h | 84.57142857142856% |
| Sep | 76°F | 64°F | 13 | 5.7in | 4h | 85.71428571428571% |
| Oct | 65°F | 52°F | 11 | 4.8in | 4h | 83.71428571428571% |
| Nov | 54°F | 41°F | 13 | 3.3in | 3.8h | 84.42857142857142% |
| Dec | 42°F | 32°F | 18 | 3.8in | 3.2h | 85.57142857142857% |
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Planning notes
Expect some rain.