September weather forecast
Houma, Tonga

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Weather in September

September in Houma symbolizes the end of the winter season. The temperature starts to witness a gradual increase and ranges between 23.7°C (74.7°F) and 21.7°C (71.1°F), on average. Along with rising temperatures, there is a marginal increase in rainfall from the previous month, up to 64mm (2.52"), indicating the onset of a somewhat more humid climate. The trend of increasing daylight hours continues. September's weather thus marks the arrival of the warmer half of the year.

Temperature

September, with an average high of 22.9°C (73.2°F) and a low of 21.7°C (71.1°F), signifies the coldest month of the year.

Humidity

In Houma, the average relative humidity in September is 77%.

Rainfall

In September, the rain falls for 14 days. Throughout September, 64mm (2.52") of precipitation is accumulated. In Houma, during the entire year, the rain falls for 193.9 days and collects up to 991mm (39.02") of precipitation.

Daylight

In September, the average length of the day is 11h and 59min.
On the first day of September, sunrise is at 06:49 and sunset at 18:32. On the last day of the month, sunrise is at 06:22 and sunset at 18:39 +13.

Sunshine

In Houma, the average sunshine in September is 7h.

UV index

April through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 during September translates into the following directions:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

What is the coldest month in Houma?

In Houma, September is the coldest month, with temperatures averaging a high of 22.9°C (73.2°F) and a low of 21.7°C (71.1°F).

What is the usual temperature for Houma in September?

The average high-temperature, in September, in Houma, is 22.9°C (73.2°F), while the average low-temperature is 21.7°C (71.1°F). In March, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 30°C (86°F).

What is the average humidity in September in Houma?

In Houma, the average relative humidity in September is 77%.

How many days does it rain in September in Houma?

In Houma, Tonga, in September, during 14 rainfall days, 64mm (2.52") of precipitation is typically accumulated.

How many hours of daylight does Houma have in September?

In Houma, the average day length in September is 11h and 59min.

When is the sunrise / sunset in September in Houma?

On the first day of September in Houma, Tonga, sunrise is at 06:49 and sunset at 18:32. On the last day of the month, sunrise is at 06:22 and sunset at 18:39 +13.

How long on average sun shines in September in Houma?

The average sunshine duration in September in Houma is 7h.

When is the lowest UV index in Houma?

The months with the lowest UV index in Houma, Tonga, are April through December, with an average maximum UV index of 6.

What is the UV index intensity in September in Houma?

In Houma, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.

Average temperature in September
Houma, Tonga

Average temperature in September - Houma, Tonga
  • Average high temperature in September: 22.9°C

The warmest month (with the highest average high temperature) is February (27.5°C).
The month with the lowest average high temperature is September (22.9°C).

  • Average low temperature in September: 21.7°C

The month with the highest average low temperature is February (26.7°C).
The coldest month (with the lowest average low temperature) is August (21.6°C).

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Average pressure in September
Houma, Tonga

Average pressure in September - Houma, Tonga
  • Average pressure in September: 1016.2mbar

The months with the highest atmospheric pressure are August and September (1016.2mbar).
The months with the lowest atmospheric pressure are January and February (1008.6mbar).

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Average wind speed in September
Houma, Tonga

Average wind speed in September - Houma, Tonga
  • Average wind speed in September: 23.7km/h

The windiest month (with the highest average wind speed) is July (25.6km/h).
The calmest month (with the lowest average wind speed) is January (23.3km/h).

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Average humidity in September
Houma, Tonga

Average humidity in September - Houma, Tonga
  • Average humidity in September: 77%

The month with the highest relative humidity is January (80%).
The months with the lowest relative humidity are July and August (75%).

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Average rainfall in September
Houma, Tonga

Average rainfall in September - Houma, Tonga
  • Average rainfall in September: 64mm

The wettest month (with the highest rainfall) is February (163mm).
The driest month (with the least rainfall) is October (36mm).

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Average rainfall days in September
Houma, Tonga

Average rainfall days in September - Houma, Tonga
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is February (22.7 days).
The month with the least rainy days is October (12.9 days).

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Average daylight in September /
Average sunshine in September
Houma, Tonga

Average daylight in September / Average sunshine in September - Houma, Tonga
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).

  • Average sunshine in September: 7h and 0min

The month with the most sunshine is November (Average sunshine: 8h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 48min).

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Average sunshine days in September
Houma, Tonga

Average sunshine days in September - Houma, Tonga
  • Average sunshine days in September: 10.8 days

The month with the most sunshine days is May (15.1 days).
The month with the least sunshine days is February (3.8 days).

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Average UV index in September
Houma, Tonga

Average UV index in September - Houma, Tonga
  • Average UV index in September: 6

The months with the highest UV index are January, February and March (UV index 7).
The months with the lowest UV index are April, May, June, July, August, September, October, November and December (UV index 6).

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Average cloud cover in September
Houma, Tonga

Average cloud cover in September - Houma, Tonga
  • Average cloud cover in September: 50

The month with the most cloud cover is August (Cloud cover 51).
The month with the least cloud cover is May (Cloud cover 46).

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Average visibility in September
Houma, Tonga

Average visibility in September - Houma, Tonga
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Houma, Tonga

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