Temperature
Pleasant by day, mild at night.
77°Ftypical May high
Typical range
May climate
May in Amakusa
Japan · East Asia
Warm coastal days and some sun.
Some tradeoffs
Daytime high
77°F
Lows around 64°F
Rain
Several rainy days
Sun
9 h/day
Air feel
Comfortable
Sea temp
71°F
Cool water for swimming
When to visit
Month-by-month fit
Best
Precipitation
Several rainy days. About 12 wet days this month.
38%wet-day frequency
AmountWet-day chance
Sunshine
Cloudier spells limit sunshine.
8.8 hMay sunshine
Heat & humidity by month
Warm days with mostly dry air.
ComfortableMay
Easy airWarm airHot airHumid airVery humid air
Hourly temperature pattern
In May, afternoons feel about 75° and nights feel near 65°.
Very coldColdCoolComfortableWarmHotSwelteringNight hours
Clear sky
Mostly cloudy skies this month.
31%May Clear sky
Clear skyCloud
Wind pattern
Calm winds are typical in May.
5 mphMay Calm
Sea temperature
71°FMay sea temp
More detailIncludes daypart comfort
Typical May day
May late afternoons are around 75°F, easing to about 71°F in early evening.
Avg temp Typical range
Morning71°F
Rain22%
Cloud69%
Humid airLow
Sun intensityModerate
Best windowMidday76°F
Rain23%
Cloud68%
Humid airLow
Sun intensityStrong
Late afternoon76°F
Rain20%
Cloud66%
Humid airLow
Sun intensityModerate
Early evening70°F
Rain17%
Cloud66%
Humid airModerate
Sun intensityMinimal
Data tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 53 | 42 | 2.8 | 8 | 6.6 | 64 | 67 |
| Feb | 56 | 43 | 3.6 | 10 | 7.5 | 65 | 65 |
| Mar | 62 | 49 | 5.2 | 12 | 7.9 | 65 | 65 |
| Apr | 70 | 57 | 5.5 | 11 | 8.7 | 68 | 67 |
| May | 77 | 64 | 7.6 | 12 | 8.8 | 72 | 71 |
| Jun | 81 | 71 | 17.2 | 18 | 7.1 | 81 | 75 |
| Jul | 88 | 78 | 13.1 | 19 | 9.1 | 80 | 80 |
| Aug | 91 | 79 | 8.2 | 16 | 10.2 | 76 | 84 |
| Sep | 86 | 74 | 7.5 | 13 | 9.0 | 74 | 82 |
| Oct | 78 | 64 | 4.3 | 8 | 8.5 | 68 | 78 |
| Nov | 67 | 55 | 4.1 | 8 | 7.6 | 68 | 74 |
| Dec | 56 | 45 | 3.0 | 8 | 7.0 | 65 | 70 |
Similar climates
Similar
Similar travel stylePalermoItalySimilar climateTokyoJapanSimilar travel styleJeju CitySouth KoreaSimilar travel styleNaha / OkinawaJapan
Want a side-by-side climate view? Compare Amakusa with Palermo.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology