March weather forecast
Koloa, Tonga

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Weather in March

March brings with it a significant change in Koloa's tropical weather as the wet season starts to wind down. The city witnesses a marked drop in rainfall to 133mm (5.24") from February's 217mm (8.54"). An increased daily sunshine prevails, indicating a shift towards more favourable weather conditions. Wind speeds remain moderate during the day coupled with view-enhancing visibility. This month embodies the perfect blend of warmth and wetness, shaping Koloa as an ideal destination for those seeking tropical adventure.

Temperature

March's weather in Koloa displays an average high-temperature of a still warm 28°C (82.4°F), slightly varied from February's 28.3°C (82.9°F). Koloa records a negligible downturn from daytime temperatures, averaging a low of 27.1°C (80.8°F) in the month of March.

Heat index

The heat index value for March is calculated to be a tropical 32°C (89.6°F). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', ties air temperature with relative humidity to produce the perceived temperature sensation. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

In Koloa, the average relative humidity in March is 78%.

Rainfall

In Koloa, Tonga, in March, it is raining for 24.3 days, with typically 133mm (5.24") of accumulated precipitation. In Koloa, during the entire year, the rain falls for 227.2 days and collects up to 1333mm (52.48") of precipitation.

Daylight

In Koloa, the average length of the day in March is 12h and 11min.
On the first day of the month, sunrise is at 06:34 and sunset at 19:01. On the last day of March, in Koloa, Tonga, sunrise is at 06:42 and sunset at 18:36 +13.

Sunshine

The average sunshine in March is 7.6h.

UV index

The months with the highest UV index in Koloa are January through April and December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 7 in March suggests the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

How hot does it get in Koloa in March?

The high-temperature during March is 28°C (82.4°F) and the low-temperature is 27.1°C (80.8°F). In March, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 32°C (89.6°F).

What is the average humidity in March in Koloa?

The average relative humidity in March in Koloa, Tonga, is 78%.

How much does it rain in Koloa in March?

In Koloa, during March, the rain falls for 24.3 days and regularly aggregates up to 133mm (5.24") of precipitation.

What is the average length of the day in March in Koloa?

In Koloa, Tonga, the average day length in March is 12h and 11min.

What time are sunrise and sunset in March in Koloa?

In March, on the first day of the month, sunrise is at 06:34 and sunset at 19:01. On the last day of the month, in Koloa, sunrise is at 06:42 and sunset at 18:36 +13.

How long on average sun shines in March in Koloa?

In March, the average sunshine duration is 7.6h.

What is the month with the highest UV index in Koloa?

January through April and December, with an average maximum UV index of 7, are months with the highest UV index in Koloa, Tonga.

What is the UV index reading in March in Koloa?

In March, the average daily maximum UV index in Koloa is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in March
Koloa, Tonga

Average temperature in March - Koloa, Tonga
  • Average high temperature in March: 28°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 March: 27.1°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).

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Average pressure in March
Koloa, Tonga

Average pressure in March - Koloa, Tonga
  • Average pressure in March: 1010.1mbar

The months with the highest atmospheric pressure are August and September (1014.8mbar).
The month with the lowest atmospheric pressure is January (1007.8mbar).

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Average wind speed in March
Koloa, Tonga

Average wind speed in March - Koloa, Tonga
  • Average wind speed in March: 20.2km/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).

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Average humidity in March
Koloa, Tonga

Average humidity in March - Koloa, Tonga
  • Average humidity in March: 78%

The months with the highest relative humidity are September, October and November (79%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in March
Koloa, Tonga

Average rainfall in March - Koloa, Tonga
  • Average rainfall in March: 133mm

The wettest month (with the highest rainfall) is January (275mm).
The driest month (with the least rainfall) is August (42mm).

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Average rainfall days in March
Koloa, Tonga

Average rainfall days in March - Koloa, Tonga
  • Average rainfall days in March: 24.3 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).

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Average daylight in March /
Average sunshine in March
Koloa, Tonga

Average daylight in March / Average sunshine in March - Koloa, Tonga
  • Average daylight in March: 12h 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 March: 7h and 4min

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).

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Average sunshine days in March
Koloa, Tonga

Average sunshine days in March - Koloa, Tonga
  • Average sunshine days in March: 4 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).

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Average UV index in March
Koloa, Tonga

Average UV index in March - Koloa, Tonga
  • Average UV index in March: 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).

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Average cloud cover in March
Koloa, Tonga

Average cloud cover in March - Koloa, Tonga
  • Average cloud cover in March: 46

The month with the most cloud cover is October (Cloud cover 55).
The month with the least cloud cover is March (Cloud cover 46).

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Average visibility in March
Koloa, Tonga

Average visibility in March - Koloa, Tonga
  • Average visibility in March: 10km

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).

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Koloa, Tonga

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