Tonga in December
8.4out of 10
Yes, a good time to go
Hot: daytime highs around 30°C. Very dry: about 2 rainy days.
30°CAvg high
19°CAvg low
2Rainy days (9 mm)
11:43 hDaylight
06:22Sunrise · 18:05 Sunset
Why this score
- Hot: daytime highs around 30°C
- Very dry: about 2 rainy days
What to wear and pack
- Light, breathable clothing
- Shorts or a light skirt
- Sunscreen, sunglasses and a hat
How reliable is the forecast?
Rainfall in December is fairly consistent from year to year (2.5 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 31°C | 19°C | 8 mm | 3 | – | – | 8.1 |
| February | 32°C | 20°C | 18 mm | 5 | – | – | 7.5 |
| March | 31°C | 20°C | 70 mm | 16 | – | – | 6.4 |
| April | 29°C | 20°C | 133 mm | 22 | – | – | 6.1 |
| May | 28°C | 20°C | 147 mm | 26 | – | – | 6.1 |
| June | 27°C | 19°C | 140 mm | 26 | – | – | 6.1 |
| July | 26°C | 19°C | 142 mm | 26 | – | – | 6.1 |
| August | 25°C | 19°C | 171 mm | 26 | – | – | 6.1 |
| September | 26°C | 19°C | 206 mm | 28 | – | – | 6.1 |
| October | 27°C | 19°C | 200 mm | 29 | – | – | 6.1 |
| November | 28°C | 19°C | 70 mm | 14 | – | – | 7.2 |
| December | 30°C | 19°C | 9 mm | 2 | – | – | 8.4 |
Frequently asked questions
How hot is Tonga in December?
Daytime highs average 30°C and nights about 19°C.
When is the best time to visit Tonga?
The best months are December, January.