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Contents
- The climate of Holonga
- The best time to visit Holonga
- The worst time to visit Holonga
- Spring weather in Holonga
- Summer weather in Holonga
- Autumn weather in Holonga
- Winter weather in Holonga
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
The climate of Holonga
Situated in the southern Pacific Ocean, the island of Holonga, Tonga, possesses an Am climate according to the Köppen climate classification, characterised by tropical monsoon features. The island, located at the Southern Hemisphere, sees a similar monthly fluctuation in climatological factors, with slight variations in temperature, rainfall, and wind speeds.
Throughout the year, the temperature remains relatively consistent. The highest average high temperature seen is 28.3°C (82.9°F) in February, while the lowest average low temperature dips to 23.7°C (74.7°F) in July. This indicates a relatively small temperature variation across the year. Rainfall in Holonga varies considerably from month to month. A high amount of rainfall is accumulated in January with 275mm (10.83"), dropping to the lowest in August, collecting only 42mm (1.65").
The humidity remains consistently high across the year, fluctuating marginally between 77% in April and 79% in October. Daylight hours range from 11 hours in June to 13.2 hours in December. While the amount of sunshine received fluctuates, remaining within the range of 6.6 hours in September to 8.2 hours in December. The ultraviolet (UV) Index varies from 6 between May to November to 7 for the rest of the year.
Wind speeds maintain moderate velocity across the year, reaching a maximum average of 27km/h (16.8mph) in June and July with maximum gusts up to 36.6km/h (22.7mph).
Throughout the year, the temperature remains relatively consistent. The highest average high temperature seen is 28.3°C (82.9°F) in February, while the lowest average low temperature dips to 23.7°C (74.7°F) in July. This indicates a relatively small temperature variation across the year. Rainfall in Holonga varies considerably from month to month. A high amount of rainfall is accumulated in January with 275mm (10.83"), dropping to the lowest in August, collecting only 42mm (1.65").
The humidity remains consistently high across the year, fluctuating marginally between 77% in April and 79% in October. Daylight hours range from 11 hours in June to 13.2 hours in December. While the amount of sunshine received fluctuates, remaining within the range of 6.6 hours in September to 8.2 hours in December. The ultraviolet (UV) Index varies from 6 between May to November to 7 for the rest of the year.
Wind speeds maintain moderate velocity across the year, reaching a maximum average of 27km/h (16.8mph) in June and July with maximum gusts up to 36.6km/h (22.7mph).
The best time to visit Holonga
Taking into consideration the meteorological data, May to September could be considered the optimal period to visit Holonga. During this time, rainfall is at its lowest, ranging from 42mm (1.65") to 94mm (3.7"). Despite a slight decrease in temperature, the weather remains warm enough between 24.7°C (76.5°F) and 25.5°C (77.9°F) making it pleasant for outdoor activities.
The worst time to visit Holonga
Conversely, the beginning of the year from January to March is typically regarded as the least suitable time for a visit. Despite temperatures hovering around a warm 28°C (82.4°F), heavy rainfall, averaging above 200mm (7.87"), could hinder outdoor activities. Moreover, moderate wind speeds with gusts up to 33km/h (20.5mph) could further impose a risk to outdoor expeditions.
Spring weather in Holonga
In Holonga, March, April and May mark the spring season. Average temperatures during these months range from 27.1°C (80.8°F) to 26.6°C (79.9°F). March still witnesses significant rainfall with 133mm (5.24"), but it subsides notably in April and May, recording 128mm (5.04") and 94mm (3.7") respectively. Despite the drop in rainfall, the humidity remains relatively high, hovering around the 78% mark. These months behold moderate wind speeds, peaking up to 25.4km/h (15.8mph) in May with gusts reaching 34.9km/h (21.7mph).
Summer weather in Holonga
The summer season in Holonga stretches from June to August, maintaining temperatures between 24.7°C (76.5°F) and 25.7°C (78.3°F). This period records the lowest monthly rainfall from 42mm (1.65") to 53mm (2.09"), offering ample opportunities for beach activities and other outdoor explorations. The hours of sunshine hover around 7 hours, providing a balanced day for tourists to enjoy.
Autumn weather in Holonga
During the autumn months spanning from September to November, temperatures gradually increase from 24.7°C (76.5°F) to 26.2°C (79.2°F). The rainfall stays relatively low in September with 44mm (1.73") but begins to rise in October and November, reaching 78mm (3.07") and 80mm (3.15") respectively. The humidity remains consistent at around 79%.
Winter weather in Holonga
The winter season commences in December and lasts until February, during which the temperatures are at their highest, ranging from 27.1°C (80.8°F) to 28.3°C (82.9°F). However, heavy rainfall is a common feature during this period, with the highest recorded in January accumulating 275mm (10.83"). Despite the increase in rainfall, there is a generous amount of daylight hours, rising to 13.2 hours in December, thus providing plenty of time for daylight activities.
Weather in January
Holonga, Tonga starts the year with the highest average relative humidity at 78%. People often find themselves basking in the warm sun while high levels of humidity amplify the tropical feel. Light bouts of rain are common occurrences this month. Weather in January »
Weather in February
The month of February retains the tropical ambience of January. As compared to January, February's weather reveals a tiny decline in average high and low temperatures. Wind speeds show a minor increase in this month. The rainfall, while still regular, shows a substantial decrease from 275mm (10.83") in January to 217mm (8.54") in February, marking the onset of the dry period. Weather in February »
Weather in March
The transition of Holonga's weather from February to March is marked by a discernible reduction in rainfall levels. With the retreat of some rainy days from the calendar, the town opens its arms to warmer and drier days. Sunlight extends longer as compared to February, making March a genial month. Weather in March »
Weather in April
The month of April continues the transition towards drier conditions. The enchanting landscapes of Holonga are bathed under a softer sun in April, as the average temperature high reduces slightly from 28°C (82.4°F) to 27.4°C (81.3°F). Weather in April »
Weather in May
In May, Holonga exhibits some noteworthy variations in its climate. The temperature, humidity, and wind conditions distribute considerably pleasant weather to residents and tourists alike. The city radiates under an average of 7 hours of sunshine per day, a mix of warm and cool periods. Weather in May »
Weather in June
June continues to extend the inviting aura of Holonga, building on the agreeable conditions of May. The city experiences a minor drop in temperature, heightening the sensation of soothing breezy evenings. The sliding scale of rainfall remains consistent in June, providing infrequent yet refreshing showers. Weather in June »
Weather in July
July in Holonga is a blend of mild changes with consistent trends. The temperature exhibits a minor decrease, yet does not make much of a noticeable impact on the overall climatic feel. The consistent levels of daylight, accompanied by a steady state of humidity and cloud cover, bestow an amicable atmosphere. Weather in July »
Weather in August
August is a period of intriguing contrasts in Holonga. While the temperature chart flattens to almost constant, the wind and pressure gradients take a slight lift. The culmination of these elements imbues August with a unique charm. Weather in August »
Weather in September
September brings, albeit subtly, a revival of the warm conditions in Holonga. There is a minute yet essential shift in average high temperatures, signifying a transition towards higher temperatures. The decrease in wind speed from 26.6km/h (16.5mph) to 25.7km/h (16mph) brings back the lazy and tranquil tropical feel. Weather in September »
Weather in October
October in Holonga might surprise visitors with a slight upsurge in rainfall from 44mm (1.73") to 78mm (3.07"). The mild changes in temperature, humidity, and wind conditions do not affect the overall comfortable weather conditions. Weather in October »
Weather in November
November carries forward the essence of Holonga's tropical climate. With a slight increase in rainfall and a stable display of temperature parameters, November amplifies the island's tropical demeanour. Wind patterns parallel this trend, exhibiting no significant changes. Weather in November »
Weather in December
December marks the finale of the climatic symphony of Holonga. The slight pickup in rainfall to 139mm (5.47") and a subsequent increase in the total number of rainfall days continue the tropical narrative. The temperature chart shows a minor incline, imparting a warming effect. Weather in December »
Updated: Feb 5, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the rainiest month in Holonga?
The month with the most rainfall is January, when the rain falls for 23 days and typically aggregates up to 275mm (10.83") of precipitation.
How much does it rain in Holonga?
Throughout the year, in Holonga, Tonga, there are 227.2 rainfall days, and 1333mm (52.48") of precipitation is accumulated.
What is the month with the highest UV index in Holonga?
The months with the highest UV index in Holonga are January through April and December, with an average maximum UV index of 7.
What is the warmest month in Holonga?
With average temperatures fluctuating between a high of 28.3°C (82.9°F) and a low of 27.3°C (81.1°F), February stands out as the warmest month in Holonga.
What is the least humid month in Holonga?
The least humid month in Holonga is April, with an average relative humidity of 77%.
What is the month with the lowest UV index in Holonga?
May through November, with an average maximum UV index of 6, are months with the lowest UV index in Holonga.
What is the month with the shortest days in Holonga?
With an average of 11h and 0min of daylight, June has the shortest days of the year in Holonga.
What is the driest month in Holonga?
August is the month with the least rainfall. Rain falls for 14.6 days and accumulates 42mm (1.65") of precipitation.
What month is the coldest in Holonga?
Holonga, Tonga, witnesses the coldest weather in September, with temperatures averaging a high of 24.7°C (76.5°F) and a low of 23.9°C (75°F).
What is the most humid month in Holonga?
The months with the highest humidity in Holonga are September through November, with an average relative humidity of 79%.
What is the month with the least sunshine in Holonga?
With an average of 6.6h of sunshine, September has the least sunshine of the year.
When are the longest days in Holonga?
The month with the longest days in Holonga, Tonga, is December, with an average of 13h and 12min of daylight.
Is there Daylight Saving Time (DST) in Holonga?
Holonga does not utilize Daylight Saving Time (DST). +13 timezone is used over the entire year.
What month has the most sunshine in Holonga?
December has the most sunshine of the year in Holonga, with an average of 8.2h of sunshine.
Average temperature
Holonga, Tonga
The warmest month (with the highest average high temperature) is February (28.3°C).
The month with the lowest average high temperature is September (24.7°C).
The month with the highest average low temperature is February (27.3°C).
The coldest month (with the lowest average low temperature) is July (23.7°C).
Average pressure
Holonga, Tonga
- Average pressure in January:
1007.8mbar - Average pressure in February:
1008.1mbar - Average pressure in March:
1010.1mbar - Average pressure in April:
1011.6mbar - Average pressure in May:
1012.9mbar - Average pressure in June:
1014.3mbar
- Average pressure in July:
1014.5mbar - Average pressure in August:
1014.8mbar - Average pressure in September:
1014.8mbar - Average pressure in October:
1013.6mbar - Average pressure in November:
1011.6mbar - Average pressure in December:
1009.8mbar
The months with the highest atmospheric pressure are August and September (1014.8mbar).
The month with the lowest atmospheric pressure is January (1007.8mbar).
Average wind speed
Holonga, Tonga
- Average wind speed in January:
22.7km/h - Average wind speed in February:
23.2km/h - Average wind speed in March:
20.2km/h - Average wind speed in April:
23km/h - Average wind speed in May:
25.4km/h - Average wind speed in June:
27km/h
- Average wind speed in July:
26.9km/h - Average wind speed in August:
26.6km/h - Average wind speed in September:
25.7km/h - Average wind speed in October:
25.9km/h - Average wind speed in November:
24km/h - Average wind speed in December:
24.5km/h
The windiest month (with the highest average wind speed) is June (27km/h).
The calmest month (with the lowest average wind speed) is March (20.2km/h).
Average humidity
Holonga, Tonga
The months with the highest relative humidity are September, October and November (79%).
The month with the lowest relative humidity is April (77%).
Average rainfall
Holonga, Tonga
- Average rainfall in January:
275mm - Average rainfall in February:
217mm - Average rainfall in March:
133mm - Average rainfall in April:
128mm - Average rainfall in May:
94mm - Average rainfall in June:
50mm
The wettest month (with the highest rainfall) is January (275mm).
The driest month (with the least rainfall) is August (42mm).
Average rainfall days
Holonga, Tonga
- Average rainfall days in January:
23 days - Average rainfall days in February:
24.3 days - Average rainfall days in March:
24.3 days - Average rainfall days in April:
19.7 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
14.8 days
- Average rainfall days in July:
15.1 days - Average rainfall days in August:
14.6 days - Average rainfall days in September:
15 days - Average rainfall days in October:
18.3 days - Average rainfall days in November:
17.6 days - Average rainfall days in December:
22.2 days
The months with the highest number of rainy days are February and March (24.3 days).
The month with the least rainy days is August (14.6 days).
Average daylight / Average sunshine
Holonga, Tonga
- Average daylight in January:
13h and 1min - Average daylight in February:
12h and 4min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 4min - Average daylight in May:
11h and 1min - Average daylight in June:
11h and 0min
- Average daylight in July:
11h and 1min - Average daylight in August:
11h and 3min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 3min - Average daylight in November:
13h and 0min - Average daylight in December:
13h and 1min
The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 0min).
- Average sunshine in January:
7h and 0min - Average sunshine in February:
7h and 2min - Average sunshine in March:
7h and 4min - Average sunshine in April:
7h and 2min - Average sunshine in May:
7h and 0min - Average sunshine in June:
6h and 5min
- Average sunshine in July:
7h and 1min - Average sunshine in August:
6h and 4min - Average sunshine in September:
6h and 4min - Average sunshine in October:
6h and 5min - Average sunshine in November:
7h and 5min - Average sunshine in December:
8h and 1min
The month with the most sunshine is December (Average sunshine: 8h and 12min).
The month with the least sunshine is September (Average sunshine: 6h and 36min).
Average sunshine days
Holonga, Tonga
- Average sunshine days in January:
4.3 days - Average sunshine days in February:
2.3 days - Average sunshine days in March:
4 days - Average sunshine days in April:
6.5 days - Average sunshine days in May:
7.6 days - Average sunshine days in June:
10.1 days
- Average sunshine days in July:
10.3 days - Average sunshine days in August:
11.8 days - Average sunshine days in September:
10.3 days - Average sunshine days in October:
8.3 days - Average sunshine days in November:
6.9 days - Average sunshine days in December:
5.5 days
The month with the most sunshine days is August (11.8 days).
The month with the least sunshine days is February (2.3 days).
Average UV index
Holonga, Tonga
The months with the highest UV index are January, February, March, April and December (UV index 7).
The months with the lowest UV index are May, June, July, August, September, October and November (UV index 6).
Average cloud cover
Holonga, Tonga
The month with the most cloud cover is October (Cloud cover 55).
The month with the least cloud cover is March (Cloud cover 46).
Average visibility
Holonga, Tonga
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
