Explore Tonga
Tonga is the first country of the international date limit. Being the first to start the new day on a peace of paradise is something you might want to add to your bucket list.
This page shows both the average monthly rainfall and the number of rainy days in Utungake, Vavaʻu Island, Tonga. Long-term data from 1990 to 2020 was used to calculate these averages. Now, let's break down all the details for a clearer picture.
Utungake is known for its substantial rainfall, with annual precipitation reaching 1865 mm (73 in). While the overall climate is wet, there are notable seasonal patterns that create interesting contrasts, as demonstrated in our graph below.
The climate in Utungake shows significant variation throughout the year. Expect 265 mm (10 in) of precipitation during the wettest month February, distributed over 17 rainy days.
In contrast, July offers drier and sunnier days, with around 70 mm (2.8 in) of rainfall over 17 rainy days.
February, the wettest month, has a maximum daytime temperature of 29°C (84°F). During the driest month July you can expect a temperature of 26°C (79°F). For more detailed insights into the city's temperatures, visit our Utungake Temperature page.
Average daily rainfall for each day of the month based on long-term records. 50-year average (1976-2025)
Browse day-by-day precipitation records for Utungake spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.
The map below shows the annual precipitation across Tonga. You can also select the different months in case you are interested in a specific month.
Utungake's average annual precipitation is 1865 mm (73 in). Let's compare this to some popular worldwide tourist destinations:
Chicago, USA, sees an annual precipitation of 1062 mm (42 in), with rain and snow contributing to its humid climate.
Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 1000 mm (39 in) of annual rainfall, mostly in the summer.
Adelaide, Australia, enjoys 511 mm (20 in) of annual precipitation, with dry summers and wet winters.
Kuala Lumpur, Malaysia, receives 2529 mm (100 in) of annual rainfall, characteristic of its equatorial tropical rainforest climate, with consistent rainfall throughout the year and peak months during March and November.
Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.
Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.
Climate change is affecting precipitation patterns worldwide, including Utungake:
For more detailed information about Utungake's weather, including sunshine hours, humidity levels, and temperature data, visit our Utungake Climate page.
Pick a month to see the average temperature, rainfall and sunshine in Utungake - and find the best time to visit.
Temperature Rainfall Humidity Water Temp
See the full Utungake climate overview or explore weather in Tonga.
Where to go in October - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Explore Tonga
Tonga is the first country of the international date limit. Being the first to start the new day on a peace of paradise is something you might want to add to your bucket list.
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