TO Tonga · Spring

Tonga weather
in March

Good window in March — June is a notch above.

Open-Meteo · 10 years · 12 months compared · -21.21°N 175.15°W
28°CMax temperature
72%Rainy days
11.2hSunshine / day

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)

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.

🌧 Rain : ███████░░░ 72%
🌡 Temperature : ███████░░░ 28°C
☀️ Sunshine : ████████░░ 11.2h/d

Our take: Tonga in March: 28°C and 11.2h of sunshine. Decent, but not the peak.

Tonga in March by trip type

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.

All months for Tonga

Month-by-month comparison

MonthMin °CMax °CRain %Precip mmSun h/dScore
⛅ January25°C28°C75%8.112.2h7.3/10
🌦️ February25°C28°C86%11.112.0h7.1/10
⛅ March25°C28°C72%9.711.2h7.3/10
🌤️ April24°C27°C53%5.611.0h7.6/10
🌤️ May23°C25°C46%5.110.7h7.5/10
🌤️ June22°C25°C36%3.110.3h7.8/10
🌤️ July21°C24°C34%2.910.3h7.7/10
🌤️ August21°C23°C39%3.610.6h7.6/10
🌤️ September21°C24°C42%2.711.0h7.7/10
🌤️ October22°C25°C51%4.711.5h7.5/10
🌤️ November23°C26°C59%4.612.8h7.6/10
⛅ December24°C27°C65%6.413.0h7.5/10
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 →

March vs June (best month)

The best month is June (score 7.8/10). Difference:

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.

Find a place to stay in Tonga

Find places to stay in Tonga in March Search on Hotels.com

Activities and tours in Tonga

Guided tours, skip-the-line tickets and local experiences. Browse activities on GetYourGuide

Find a flight to Tonga

Compare flights from all airlines. Search flights

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Real-time data with ECMWF seasonal corrections · updated daily

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