August 4 is generally a great time to visit Port Douglas. While there is a slight chance of rain (27%), showers are usually brief. Expect comfortable 23°C weather. Port Douglas is currently in its most popular travel window, meaning vibrant crowds and premium pricing. Note: August 4 is Picnic Day in Port Douglas, so expect special events, closures, and festive atmosphere.
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Essential Travel Info for Port Douglas
Currency
AUD
$ Australian dollar
Language
English
Driving
Left side
Safety
High Safety
GPI: 1.565
Port Douglas Weather Forecast for August 4
"Mild & Comfortable. Expect average highs of 23.4°C. 27% chance of rain."
What to Wear in Port Douglas in August
Based on historical data for August 4, Port Douglas typically experiences temperatures between 18.6°C and 23.4°C. We recommend packing t-shirt, light clothing to stay comfortable. With a 27% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Port Douglas
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
23.4°C
Daytime Peak
Average Low
18.6°C
Nighttime Low
Feels Like
24.1°C
☀️ Feels accurate
Rain Chance
27%
Avg 1.5mm if it rains
Cloud Cover
49%
Light drizzle
Pressure
1017.4 hPa
Low volatility
Port Douglas Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 98% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 42 min to burn
Type III-IV
🟡 63 min to burn
Type V-VI
🟢 105 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
19.9°C
Noticeable
Heat Stress
Low
No heat warning
🙂 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
✅ Excellent Swimming Conditions
Travel & Logistics Insights
Local Calendar
Holiday
Picnic Day
Flight Traffic
High
88/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~70
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Port Douglas
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:43
☀️ Noon
12:25
🌇 Sunset
18:07
⏱️ Daylight
11h 24m
Wind Speed
16.3 km/h
Gentle breeze
Sunshine
10.0 hrs
Direct Sun (Cloud-free)
Humidity
81%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Port Douglas
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Port Douglas
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Port Douglas on August 4 averages 23.4°C with a 27% precipitation probability. Wedding/Outdoor Event Score: 96/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Port Douglas Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
July 29
23.6°C • 12% rain
Score
100
July 30
23.5°C • 11% rain
Score
100
July 31
23.4°C • 13% rain
Score
100
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (August 4) in other destinations
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📍 Is Port Douglas Worth Visiting on August 4?
Planning a trip to Port Douglas on August 4? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 23.4°C with a 27% historical precipitation risk.
🎉 Local Event: The date coincides with Picnic Day, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 70 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 6 vaccinations are recommended for Australia, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 23.4°C (swimming pool). Wave conditions are generally fun waves with heights around 0.99m.
📊 Historical Extremes: The hottest August 4 recorded in the last 30 years saw temperatures hit 25°C in 2021, while the coldest dropped to 15.3°C in 2025.