Utungake Monthly Rainfall & Precipitation
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.
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm (0.01 in))
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.
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Explore Utungake's Historical Precipitation: 1976-2026
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.
Annual Rainfall in Tonga: City Comparison
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.
heavy rainfall
high
moderate
low
almost none
Utungake vs World: Rainfall Compared
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:
- Changing Rainfall Patterns: Global warming causes drastic changes in the patterns of rainfall. Some areas have been experiencing increased frequency and intensity of rainfall, while other areas experience longer dry spells or even droughts.
- Local Impacts: Many regions are experiencing heavier rainfall in the winter months and drier, hotter summers. This affects agriculture, water resources, and ecosystems.
- "Ginger" was the longest-lasting Atlantic tropical storm, which spun around the open ocean for 28 days in 1971.
- The world's largest snowflake was recorded in the Guinness Book of Records, at 38 cm (15 inches) wide and 20 cm (7.9 inches) thick. The snowflake fell at Fort Keogh, Montana, USA, on 28 January 1887.
- The greatest snowfall recorded was on Mt. Rainier, Washington State, USA—over 31.5 meters (103 feet) fell during the winter of 1972.
For more detailed information about Utungake's weather, including sunshine hours, humidity levels, and temperature data, visit our Utungake Climate page.
