September weather forecast
Kumaina, Papua New Guinea

September

Weather in September

September, the first month of the spring in Kumaina, is still a warm month, with an average temperature ranging between max 28.7°C (83.7°F) and min 25.1°C (77.2°F).

Temperature

During September, Kumaina records an average high-temperature of a still moderately hot 28.7°C (83.7°F), marking a slight divergence from August's 28.6°C (83.5°F). The temperature in Kumaina during September nights demonstrates a small drop from the daytime highs, settling to an average of 25.1°C (77.2°F).

Heat index

For most parts of September, the heat index is estimated at a hot 34°C (93.2°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

In September, the average relative humidity in Kumaina is 79%.

Rainfall

September is the month with the least rainfall in Kumaina. Rain falls for 24.4 days and accumulates 109mm (4.29") of precipitation.

Daylight

In Kumaina, the average length of the day in September is 12h and 5min.
On the first day of September, sunrise is at 05:49 and sunset at 17:51. On the last day of the month, sunrise is at 05:35 and sunset at 17:44 +10.

Sunshine

In September, the average sunshine is 8.6h.

UV index

The months with the highest UV index are January through March, May through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the UV index of 7 transforms into the following advice:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

Is it hot in Kumaina during September?
September temperatures in Kumaina vary between a high-temperature of 28.7°C (83.7°F) and a low-temperature of 25.1°C (77.2°F). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 34°C (93.2°F).
What is the average humidity in September in Kumaina?
In September, the average relative humidity in Kumaina is 79%.
What is the driest month in Kumaina?
The month with the least rainfall in Kumaina, Papua New Guinea, is September, when the rain falls for 24.4 days and typically collects 109mm (4.29") of precipitation.
How much does it rain in Kumaina in September?
In Kumaina, in September, it is raining for 24.4 days, with typically 109mm (4.29") of accumulated precipitation.
How many hours of daylight does Kumaina have in September?
In Kumaina, the average day length in September is 12h and 5min.
When are sunrise and sunset in September in Kumaina?
On the first day of September in Kumaina, Papua New Guinea, sunrise is at 05:49 and sunset at 17:51. On the last day of the month, sunrise is at 05:35 and sunset at 17:44 +10.
How long on average sun shines in September in Kumaina?
The average sunshine duration in September in Kumaina, Papua New Guinea, is 8.6h.
When is the highest UV index in Kumaina?
January through March, May through December, with an average maximum UV index of 7, are months with the highest UV index in Kumaina.
How high is the UV index in September in Kumaina?
In Kumaina, the average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Kumaina, Papua New Guinea
Average temperature in September
Kumaina, Papua New Guinea
  • Average high temperature in September: 28.7°C

The warmest month (with the highest average high temperature) is May (29.3°C).
The month with the lowest average high temperature is July (28.4°C).

  • Average low temperature in September: 25.1°C

The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is September (25.1°C).

Average pressure in September - Kumaina, Papua New Guinea
Average pressure in September
Kumaina, Papua New Guinea
  • Average pressure in September: 1010mbar

The months with the highest atmospheric pressure are August and September (1010mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).

Average wind speed in September - Kumaina, Papua New Guinea
Average wind speed in September
Kumaina, Papua New Guinea
  • Average wind speed in September: 11.5km/h

The windiest month (with the highest average wind speed) is August (13.6km/h).
The calmest month (with the lowest average wind speed) is April (7.5km/h).

Average humidity in September - Kumaina, Papua New Guinea
Average humidity in September
Kumaina, Papua New Guinea
  • Average humidity in September: 79%

The month with the highest relative humidity is July (80%).
The months with the lowest relative humidity are October and November (77%).

Average rainfall in September - Kumaina, Papua New Guinea
Average rainfall in September
Kumaina, Papua New Guinea
  • Average rainfall in September: 109mm

The wettest month (with the highest rainfall) is March (226mm).
The driest month (with the least rainfall) is September (109mm).

Average rainfall days in September - Kumaina, Papua New Guinea
Average rainfall days in September
Kumaina, Papua New Guinea
  • Average rainfall days in September: 24.4 days

The month with the highest number of rainy days is March (27.9 days).
The month with the least rainy days is September (24.4 days).

Average daylight in September / Average sunshine in September - Kumaina, Papua New Guinea
Average daylight in September /
Average sunshine in September
Kumaina, Papua New Guinea
  • Average daylight in September: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 24min).
The month with the shortest days is June (Average daylight: 11h and 54min).

  • Average sunshine in September: 8h and 4min

The months with the most sunshine are January and February (Average sunshine: 9h and 42min).
The month with the least sunshine is July (Average sunshine: 6h and 36min).

Average sunshine days in September - Kumaina, Papua New Guinea
Average sunshine days in September
Kumaina, Papua New Guinea
  • Average sunshine days in September: 4.3 days

The month with the most sunshine days is October (4.4 days).
The month with the least sunshine days is April (1.6 days).

Average UV index in September - Kumaina, Papua New Guinea
Average UV index in September
Kumaina, Papua New Guinea
  • Average UV index in September: 7

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

Average cloud cover in September - Kumaina, Papua New Guinea
Average cloud cover in September
Kumaina, Papua New Guinea
  • Average cloud cover in September: 36

The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are May, September, October and November (Cloud cover 36).

Average visibility in September - Kumaina, Papua New Guinea
Average visibility in September
Kumaina, Papua New Guinea
  • Average visibility in September: 10km

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

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