August 18 is generally a great time to visit Nadi. While there is a slight chance of rain (18%), showers are usually brief. Expect comfortable 27°C weather. Nadi is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Nadi
Currency
FJD
$ Fijian dollar
Language
English
+2 more
Driving
Left side
Nadi Weather Forecast for August 18
"Warm & Sunny. Expect average highs of 27.3°C. 18% chance of rain."
What to Wear in Nadi in August
Based on historical data for August 18, Nadi typically experiences temperatures between 20.5°C and 27.3°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (18% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Nadi
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
27.3°C
Daytime Peak
Average Low
20.5°C
Nighttime Low
Feels Like
30.1°C
🔥 Feels warmer
Rain Chance
18%
Avg 1.5mm if it rains
Cloud Cover
52%
Overcast
Pressure
1014.1 hPa
Low volatility
Nadi Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 96% 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
🔴 44 min to burn
Type III-IV
🟡 66 min to burn
Type V-VI
🟢 110 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
22.9°C
Humid/Sticky
Heat Index
30.1°C
Feels hotter
😐 Best outdoor time:
Morning hours (before 11 AM)
Marine Conditions
Jellyfish Warning
High water temps may attract jellyfish swarms.
Swim Index
✅ Excellent Swimming Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Fiji
Flight Traffic
High
89/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~41
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Nadi
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:29
☀️ Noon
12:15
🌇 Sunset
18:01
⏱️ Daylight
11h 32m
Wind Speed
13.4 km/h
Gentle breeze
Sunshine
9.5 hrs
Direct Sun (Cloud-free)
Humidity
77%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Nadi
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
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Travel Health & Safety in Nadi
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
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
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Nadi on August 18 averages 27.3°C with a 18% precipitation probability. Wedding/Outdoor Event Score: 98/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Nadi Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
August 12
27°C • 14% rain
Score
100
August 13
27.1°C • 12% rain
Score
100
August 14
27.2°C • 14% rain
Score
100
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (August 18) in other destinations
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📍 Is Nadi Worth Visiting on August 18?
Planning a trip to Nadi on August 18? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 27.3°C with a 18% historical precipitation risk.
✈️ Travel Logistics: Approximately 41 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Fiji, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 26.4°C (tropical bath). Wave conditions are generally lake-like with heights around 0.41m.
📊 Historical Extremes: The hottest August 18 recorded in the last 30 years saw temperatures hit 30.2°C in 2025, while the coldest dropped to 16.7°C in 2017.