Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The advent of January in Holonga brings an average high-temperature of a still moderately hot 27.8°C (82°F), almost identical to the preceding month. Holonga's January nights exhibit a subtle drop in temperature, averaging at a still warm 27.2°C (81°F), closely aligned with the daytime highs.Heat index
January's mean heat index is calculated to be a hot 31°C (87.8°F). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.When referencing the heat index, its values are suitable for shady environments and light breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', shows a temperature sensation when both heat and moisture conditions are combined. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
In Holonga, Tonga, the average relative humidity in January is 78%.Rainfall
January is the month with the most rainfall in Holonga. Rain falls for 23 days and accumulates 275mm (10.83") of precipitation.Daylight
In Holonga, the average length of the day in January is 13h and 6min.On the first day of January in Holonga, Tonga, sunrise is at 06:02 and sunset at 19:16. On the last day of the month, sunrise is at 06:21 and sunset at 19:17 +13.
Sunshine
The average sunshine in January in Holonga is 7h.UV index
January through April and December, with an average maximum UV index of 7, are months with the highest UV index in Holonga. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 7 during January translates into the following directions:
Deflect overexposure. Sun protection is a necessity. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What is the usual temperature for Holonga in January?
What is the average humidity in January in Holonga?
What is the rainiest month in Holonga?
How many days does it rain in January in Holonga?
What is the average length of the day in January in Holonga?
When is the sunrise / sunset in January in Holonga?
How long on average sun shines in January in Holonga?
What is the month with the highest UV index in Holonga?
What is the UV index reading in January in Holonga?
Average temperature in January
Holonga, Tonga
- Average high temperature in January: 27.8°C
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).
- Average low temperature in January: 27.2°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 in January
Holonga, Tonga
- Average pressure in January: 1007.8mbar
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 in January
Holonga, Tonga
- Average wind speed in January: 22.7km/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 in January
Holonga, Tonga
- Average humidity in January: 78%
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 in January
Holonga, Tonga
- Average rainfall in January: 275mm
The wettest month (with the highest rainfall) is January (275mm).
The driest month (with the least rainfall) is August (42mm).
Average rainfall days in January
Holonga, Tonga
- Average rainfall days in January: 23 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 in January /
Average sunshine in January
Holonga, Tonga
- Average daylight in January: 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
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 in January
Holonga, Tonga
- Average sunshine days in January: 4.3 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 in January
Holonga, Tonga
- Average UV index in January: 7
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 in January
Holonga, Tonga
- Average cloud cover in January: 50
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 in January
Holonga, Tonga
- Average visibility in January: 9km
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).
Holonga, Tonga
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