Ambon Island
Indonesia · Asia
Year-round range: 71°F to 78°F
September
Good time to visit
Expect the month to feel wet and cloudy overall; any bright breaks do not cancel out the frequent rain.
Beach conditions are warm, but cloud cover is fairly high, so this is less of a classic blue-sky month.
Your monthly fit score
Comfort fit by month.
Climate details▼
Temperature
Average highs and lows.
September 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.
| = SepRainfall
Monthly rain and rain days.
September 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.
September is mostly comfortable — low heat and humidity pressure.
Time-of-day patterns
Typical hourly rhythm for September.
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 September, afternoons reach about 73° and nights settle near 72°.
▶Full month-by-month data
| Month | High °F | Low °F | Rain days | Rain (in) | Sun h/day | Humidity | Sea °F |
|---|---|---|---|---|---|---|---|
| Jan | 78°F | 74°F | 24 | 6.9in | 3.1h | 81% | 85°F |
| Feb | 78°F | 74°F | 20 | 5.5in | 3.1h | 81.14285714285714% | 84°F |
| Mar | 78°F | 74°F | 24 | 7.2in | 3.5h | 81% | 85°F |
| Apr | 77°F | 74°F | 25 | 9.1in | 3.7h | 82.71428571428571% | 85°F |
| May | 77°F | 73°F | 25 | 11in | 4.7h | 84% | 84°F |
| Jun | 75°F | 72°F | 25 | 11in | 4.6h | 84.99999999999999% | 83°F |
| Jul | 74°F | 71°F | 23 | 8.0in | 4.8h | 84.14285714285714% | 82°F |
| Aug | 74°F | 71°F | 18 | 4.8in | 5.3h | 83.28571428571428% | 81°F |
| Sep | 75°F | 72°F | 15 | 3.8in | 5.2h | 83.14285714285714% | 82°F |
| Oct | 77°F | 73°F | 16 | 3.4in | 5.4h | 81.85714285714285% | 83°F |
| Nov | 78°F | 74°F | 19 | 4.0in | 4.6h | 81% | 85°F |
| Dec | 78°F | 74°F | 25 | 7.2in | 3.1h | 81.14285714285714% | 85°F |
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Planning notes
Expect some rain.