Month summary
Tonga weather in March
✅ Good
🌡️ Temperature min / max
25°C – 28°C
🌧 Rainy days
72% of days
☀️ Sunshine
11.2h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
7.3/10
📅 📅 Best month
June (7.8/10)
Quick decision
Should you visit Tonga in March?
✅ Good
✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.
❌ No if: you're planning 100% outdoor activities — rain is frequent.
Our take: Tonga in March: 28°C and 11.2h of sunshine. Decent, but not the peak.
By trip type
Tonga in March by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ⚠️ Possible
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in March
🎯 Shoulder season — good value with reasonable accommodation prices Spring marks the start of the good season in Tonga. Temperatures rise (28°C) and tourists have not yet arrived en masse. With 72% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. June (7.8/10) is significantly better if possible.
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Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ⛅ January | 25°C | 28°C | 75% | 8.1 | 12.2h | 7.3/10 |
| 🌦️ February | 25°C | 28°C | 86% | 11.1 | 12.0h | 7.1/10 |
| ⛅ March | 25°C | 28°C | 72% | 9.7 | 11.2h | 7.3/10 |
| 🌤️ April | 24°C | 27°C | 53% | 5.6 | 11.0h | 7.6/10 |
| 🌤️ May | 23°C | 25°C | 46% | 5.1 | 10.7h | 7.5/10 |
| 🌤️ June | 22°C | 25°C | 36% | 3.1 | 10.3h | 7.8/10 |
| 🌤️ July | 21°C | 24°C | 34% | 2.9 | 10.3h | 7.7/10 |
| 🌤️ August | 21°C | 23°C | 39% | 3.6 | 10.6h | 7.6/10 |
| 🌤️ September | 21°C | 24°C | 42% | 2.7 | 11.0h | 7.7/10 |
| 🌤️ October | 22°C | 25°C | 51% | 4.7 | 11.5h | 7.5/10 |
| 🌤️ November | 23°C | 26°C | 59% | 4.6 | 12.8h | 7.6/10 |
| ⛅ December | 24°C | 27°C | 65% | 6.4 | 13.0h | 7.5/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In March, Tonga averages 28°C, 72% rainy days and 11.2h of sunshine per day. Overall weather score: 7.3/10.
See methodology →
Comparison
March vs June (best month)
The best month is June (score 7.8/10). Difference:
- 🌡️ Max temperature : -3°C
- 🌧 Rainy days : -36%
- ☀️ Sunshine : -0.9h/day
FAQ
FAQ — Tonga in March
Is March a good time to visit Tonga?
March is an acceptable time for Tonga (score 7.3/10). Conditions are decent but not optimal — consider June (7.8/10) if possible.
Does it rain a lot in Tonga in March?
Yes, 72% of days see rain in March. Plan some indoor activities as backup.
Accommodation
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