March 21 is generally a great time to visit Avarua. While there is a slight chance of rain (37%), showers are usually brief. Expect comfortable 25°C weather. You'll enjoy Avarua with reasonable crowd levels and competitive accommodation options.
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Essential Travel Info for Avarua
Currency
CKD
$ Cook Islands dollar
Language
English
+1 more
Driving
Left side
Avarua Weather Forecast for March 21
"Mild & Comfortable. Expect average highs of 24.8°C. 37% chance of rain."
What to Wear in Avarua in March
Based on historical data for March 21, Avarua typically experiences temperatures between 23.3°C and 24.8°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 37% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Avarua
Smart Suitcase
- T-Shirt
- Light Clothing
- Umbrella
Average High
24.8°C
Daytime Peak
Average Low
23.3°C
Nighttime Low
Feels Like
25.7°C
☀️ Feels accurate
Rain Chance
37%
Avg 2.8mm if it rains
Cloud Cover
63%
Light drizzle
Pressure
1013 hPa
Low volatility
Avarua Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
06:00 - 10:00
16:00 - 18:00
Type I-II
🔴 25 min to burn
Type III-IV
🟡 38 min to burn
Type V-VI
🟢 63 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
21.3°C
Humid/Sticky
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
⚠️ Mixed Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Cook Islands
Flight Traffic
Moderate
45/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~5
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Avarua
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:44
☀️ Noon
12:47
🌇 Sunset
18:50
⏱️ Daylight
12h 6m
Wind Speed
28 km/h
Moderate wind
Sunshine
10.5 hrs
Direct Sun (Cloud-free)
Humidity
81%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Avarua
Smart Flight Estimator
Airport-to-Airport Logistics
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Add your home location in settings to see airport details.
Travel Health & Safety in Avarua
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
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, Avarua on March 21 averages 24.8°C with a 37% precipitation probability. Wedding/Outdoor Event Score: 83/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Avarua Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (March 21) in other destinations
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📍 Is Avarua Worth Visiting on March 21?
Planning a trip to Avarua on March 21? 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 24.8°C with a 37% historical precipitation risk.
✈️ Travel Logistics: Approximately 5 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Cook Islands, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 28.3°C (tropical bath). Wave conditions are generally surfers only with heights around 2.11m.
📊 Historical Extremes: The hottest March 21 recorded in the last 30 years saw temperatures hit 26°C in 2017, while the coldest dropped to 22.3°C in 2022.