Port Douglas
Australia · Oceania
Year-round range: 69°F to 89°F
September
Excellent conditions this month
Warm sea, low rain, and plenty of bright days make this a strong beach month.
Your monthly fit score
Comfort fit by month.
Climate details▼
Temperature
Average highs and lows.
September is warm and sunny — good beach and outdoor weather.
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 has moderate rainfall — occasional showers but mostly manageable.
Sunshine
Average hours of bright sun per day.
September is one of the sunniest months — great for outdoor plans.
Clear sky
Clear-sky share is the inverse of average cloud cover (100% minus cloud cover). Band labels follow standard meteorological categories; distribution within each band varies by day.
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 74° and nights settle near 69°.
▶Full month-by-month data
| Month | High °F | Low °F | Rain days | Rain (in) | Sun h/day | Humidity | Sea °F |
|---|---|---|---|---|---|---|---|
| Jan | 89°F | 80°F | 25 | 17in | 4.7h | 80.71428571428571% | 84°F |
| Feb | 88°F | 79°F | 23 | 17in | 4.3h | 81.57142857142857% | 84°F |
| Mar | 87°F | 79°F | 23 | 16in | 5h | 80.71428571428571% | 83°F |
| Apr | 84°F | 77°F | 19 | 7.7in | 6.3h | 79.71428571428571% | 82°F |
| May | 81°F | 73°F | 15 | 4.0in | 6.4h | 78.85714285714285% | 80°F |
| Jun | 78°F | 71°F | 11 | 2.1in | 6.5h | 77.85714285714286% | 78°F |
| Jul | 77°F | 69°F | 8 | 1.7in | 7.1h | 77% | 77°F |
| Aug | 79°F | 70°F | 7 | 1.8in | 7.3h | 75% | 76°F |
| Sep | 83°F | 73°F | 7 | 1.5in | 8h | 73.28571428571428% | 77°F |
| Oct | 86°F | 75°F | 7 | 1.9in | 8.4h | 73.28571428571428% | 79°F |
| Nov | 88°F | 78°F | 11 | 3.5in | 7.8h | 74.85714285714285% | 81°F |
| Dec | 89°F | 79°F | 17 | 9.1in | 6.3h | 77.85714285714286% | 83°F |