September weather forecast
Ranongga, Solomon Islands

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Weather in September

The weather in September continues to evolve, visibly showcasing the shift from peak tropical conditions to a slightly altered climate. A significant shift gets noted in the decrease in wind speed from 15.6km/h (9.7mph) in August to 14.6km/h (9.1mph) this month. The rest of the weather parameters shift subtly, hinting at a coming change. The sunshine duration moderately increases as we move away from the tropical peak. September marks a smooth transition from the high tropical season, giving Ranongga a new atmospheric identity.

Temperature

As September takes its course, Ranongga's average high-temperature registers at a still warm 28.6°C (83.5°F), closely aligning with the preceding month. Nighttime in Ranongga, during September, brings an average low of 26.4°C (79.5°F), a modest reduction from the day's peak.

Heat index

The heat index for September is evaluated at a tropical 34°C (93.2°F). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In Ranongga, the average relative humidity in September is 80%.

Rainfall

In Ranongga, in September, during 27.1 rainfall days, 248mm (9.76") of precipitation is typically accumulated. Throughout the year, there are 333.6 rainfall days, and 2627mm (103.43") of precipitation is accumulated.

Daylight

In Ranongga, the average length of the day in September is 12h and 4min.
On the first day of September, sunrise is at 06:34 and sunset at 18:32. On the last day of the month, sunrise is at 06:18 and sunset at 18:28 +11.

Sunshine

The average sunshine in September in Ranongga is 7.8h.

UV index

May, June and September, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

How hot is September in Ranongga?

The high-temperature, in September, in Ranongga, records 28.6°C (83.5°F), while the low-temperature is 26.4°C (79.5°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is evaluated at 34°C (93.2°F).

What is the average humidity in September in Ranongga?

In Ranongga, the average relative humidity in September is 80%.

How many days does it rain in September in Ranongga?

In Ranongga, Solomon Islands, during September, the rain falls for 27.1 days and regularly aggregates up to 248mm (9.76") of precipitation.

What is the average length of the day in September in Ranongga?

The average day length in September is 12h and 4min.

What time are sunrise and sunset in September in Ranongga?

On the first day of September in Ranongga, sunrise is at 06:34 and sunset at 18:32. On the last day of the month, sunrise is at 06:18 and sunset at 18:28 +11.

How many hours of sunshine does Ranongga have in September?

The average sunshine duration in September in Ranongga is 7.8h.

What is the month with the lowest UV index in Ranongga?

The months with the lowest UV index in Ranongga, Solomon Islands, are May, June and September, with an average maximum UV index of 6.

How high is the UV index in September in Ranongga?

In September, the average daily maximum UV index in Ranongga is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.

Average temperature in September
Ranongga, Solomon Islands

Average temperature in September - Ranongga, Solomon Islands
  • Average high temperature in September: 28.6°C

The warmest month (with the highest average high temperature) is December (29.9°C).
The month with the lowest average high temperature is August (28.3°C).

  • Average low temperature in September: 26.4°C

The months with the highest average low temperature are January and December (27.3°C).
The coldest month (with the lowest average low temperature) is August (26°C).

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Average pressure in September
Ranongga, Solomon Islands

Average pressure in September - Ranongga, Solomon Islands
  • Average pressure in September: 1010.1mbar

The month with the highest atmospheric pressure is August (1010.2mbar).
The month with the lowest atmospheric pressure is January (1007mbar).

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Average wind speed in September
Ranongga, Solomon Islands

Average wind speed in September - Ranongga, Solomon Islands
  • Average wind speed in September: 14.6km/h

The windiest month (with the highest average wind speed) is July (17.1km/h).
The calmest month (with the lowest average wind speed) is December (9.8km/h).

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Average humidity in September
Ranongga, Solomon Islands

Average humidity in September - Ranongga, Solomon Islands
  • Average humidity in September: 80%

The month with the highest relative humidity is July (81%).
The months with the lowest relative humidity are January and December (76%).

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Average rainfall in September
Ranongga, Solomon Islands

Average rainfall in September - Ranongga, Solomon Islands
  • Average rainfall in September: 248mm

The wettest month (with the highest rainfall) is August (257mm).
The driest month (with the least rainfall) is May (184mm).

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Average rainfall days in September
Ranongga, Solomon Islands

Average rainfall days in September - Ranongga, Solomon Islands
  • Average rainfall days in September: 27.1 days

The month with the highest number of rainy days is July (29.1 days).
The month with the least rainy days is February (26.4 days).

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Average daylight in September /
Average sunshine in September
Ranongga, Solomon Islands

Average daylight in September / Average sunshine in September - Ranongga, Solomon Islands
  • Average daylight in September: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).

  • Average sunshine in September: 7h and 5min

The months with the most sunshine are May, November and December (Average sunshine: 8h and 12min).
The month with the least sunshine is July (Average sunshine: 6h and 48min).

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Average sunshine days in September
Ranongga, Solomon Islands

Average sunshine days in September - Ranongga, Solomon Islands
  • Average sunshine days in September: 1.9 days

The month with the most sunshine days is December (3.1 days).
The month with the least sunshine days is April (0.9 days).

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Average UV index in September
Ranongga, Solomon Islands

Average UV index in September - Ranongga, Solomon Islands
  • Average UV index in September: 6

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

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Average cloud cover in September
Ranongga, Solomon Islands

Average cloud cover in September - Ranongga, Solomon Islands
  • Average cloud cover in September: 46

The month with the most cloud cover is July (Cloud cover 53).
The month with the least cloud cover is December (Cloud cover 40).

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Average visibility in September
Ranongga, Solomon Islands

Average visibility in September - Ranongga, Solomon Islands
  • Average visibility in September: 9km

The months with the highest visibility are February, June and December (10km).
The months with the lowest visibility are January, March, April, May, July, August, September, October and November (9km).

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Ranongga, Solomon Islands

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