August
Weather in Tongatapu for August 2025
Your guide to Tongatapu weather in August - trends and predictions
In general, the average temperature in Tongatapu at the beginning of August is 22.3 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 22.1 °C by the end of August.
Tongatapu experiences an exceptionally high level of rainfall in August, with more than 20 rainy days on average.
Is August a good time to visit Tongatapu? check out the best time to travel to Tongatapu page.
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10
Dry days
21
Rainy days
0
Snow days
22°/21°
Temperatures
32 km/h
Avg max wind
75 %
Avg humidity
Tongatapu in August average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2  22° | 3  23° | ||||
| 4 23° | 5  22° | 6 22° | 7  22° | 8 22° | 9 22° | 10 22° |
| 11 22° | 12 22° | 13 21° | 14 22° | 15 21° | 16 22° | 17 22° |
| 18 23° | 19 24° | 20 23° | 21 23° | 22 22° | 23 22° | 24 21° |
| 25 22° | 26  22° | 27 22° | 28 22° | 29 22° | 30 22° | 31 23° |
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Temperatures trend during August in Tongatapu
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Partly cloudy | 22° /21° | 0.5 mm | 6 | |
| 2 Aug. | Overcast | 22° /21° | 0.4 mm | 6 | |
| 3 Aug. | Patchy rain possible | 23° /21° | 0.3 mm | 6 | |
| 4 Aug. | Overcast | 23° /21° | 1.9 mm | 6 | |
| 5 Aug. | Moderate or heavy rain shower | 22° /19° | 14.4 mm | 6 | |
| 6 Aug. | Moderate or heavy rain shower | 22° /19° | 19.9 mm | 6 | |
| 7 Aug. | Heavy rain at times | 22° /20° | 2.3 mm | 6 | |
| 8 Aug. | Patchy rain possible | 22° /21° | 1.3 mm | 6 | |
| 9 Aug. | Patchy rain possible | 22° /21° | 1.1 mm | 6 | |
| 10 Aug. | Patchy rain possible | 22° /21° | 0.5 mm | 6 | |
| 11 Aug. | Patchy rain possible | 22° /20° | 2.3 mm | 6 | |
| 12 Aug. | Patchy rain possible | 22° /20° | 2.2 mm | 6 | |
| 13 Aug. | Patchy rain possible | 21° /20° | 0.3 mm | 6 | |
| 14 Aug. | Overcast | 22° /20° | 0.5 mm | 6 | |
| 15 Aug. | Overcast | 21° /19° | 1.5 mm | 6 | |
| 16 Aug. | Moderate or heavy rain shower | 22° /20° | 8.4 mm | 6 | |
| 17 Aug. | Moderate or heavy rain shower | 22° /20° | 29.7 mm | 6 | |
| 18 Aug. | Heavy rain at times | 23° /21° | 7.2 mm | 6 | |
| 19 Aug. | Patchy rain possible | 24° /21° | 7.2 mm | 6 | |
| 20 Aug. | Patchy rain possible | 23° /22° | 1 mm | 6 | |
| 21 Aug. | Patchy rain possible | 23° /21° | 2.1 mm | 6 | |
| 22 Aug. | Overcast | 22° /21° | 0.8 mm | 6 | |
| 23 Aug. | Partly cloudy | 22° /20° | 0.1 mm | 6 | |
| 24 Aug. | Patchy rain possible | 21° /20° | 1 mm | 6 | |
| 25 Aug. | Light rain shower | 22° /20° | 2.9 mm | 6 | |
| 26 Aug. | Cloudy | 22° /20° | 15.2 mm | 6 | |
| 27 Aug. | Cloudy | 22° /21° | 0.4 mm | 6 | |
| 28 Aug. | Patchy rain possible | 22° /21° | 0.4 mm | 6 | |
| 29 Aug. | Patchy rain possible | 22° /21° | 1.1 mm | 6 | |
| 30 Aug. | Light rain shower | 22° /21° | 1.3 mm | 6 | |
| 31 Aug. | Light rain shower | 23° /21° | 7.3 mm | 6 | |
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Important Notice
Our weather forecast for Tongatapu in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Tongatapu forecast closer to your planned date for the most up-to-date weather information.
Tongatapu in August - FAQ
What are the expected maximum and minimum temperatures in Tongatapu during August?
During August, expect a variety of temperatures with highs around 22° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Tongatapu during August?
Significant rainfall exceeding 199 mm is expected in Tongatapu during August, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Tongatapu during August?
The average wind speed in Tongatapu during August is 32 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Tongatapu in August?
As you prepare for your trip to Tongatapu in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Tongatapu, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
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