March weather forecast
Nukuhetulu, Tonga

As Nukuhetulu transitions into March, the overall weather conditions show minor fluctuations. Precipitation takes a slight decline from the previous month, paving the way for a brighter, yet still humid environment. With increased atmospheric pressure compared to the last two months, the town experiences consistently high visibility at 10km (6.2mi). Winds negotiate a gentle shift in their direction thereby maintaining the customary freshness in the air. March in Nukuhetulu elongates the tropical narrative previously set by its predecessors.

Temperature

The beginning of March in Nukuhetulu records an average high-temperature of a still moderately hot 27.2°C (81°F), marking a negligible difference from February's 27.5°C (81.5°F). In Nukuhetulu, the nighttime temperature shows a slight difference from the daytime high, averaging to a still moderately hot 26.3°C (79.3°F) during March.

Heat index

March's mean heat index is estimated at a hot 30°C (86°F). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an estimation of the warmth sensation when considering humidity levels. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

In March, the average relative humidity in Nukuhetulu is 79%.

Rainfall

In Nukuhetulu, during March, the rain falls for 21.5 days and regularly aggregates up to 151mm (5.94") of precipitation. Throughout the year, there are 193.9 rainfall days, and 991mm (39.02") of precipitation is accumulated.

Daylight

The average length of the day in March is 12h and 12min.
On the first day of the month, sunrise is at 06:38 and sunset at 19:07. On the last day of March, in Nukuhetulu, sunrise is at 06:48 and sunset at 18:41 +13.

Sunshine

In March, the average sunshine in Nukuhetulu is 7.4h.

UV index

The months with the highest UV index are January through March, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 7 in March suggests the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays.