Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The beginning of September records an average high-temperature of a still moderately hot 24.1°C (75.4°F), marking a negligible difference from August's 24.2°C (75.6°F). The mean low-temperature during September nights is a refreshing 18.4°C (65.1°F).Humidity
The average relative humidity in September is 82%.Rainfall
In Salamaua, in September, during 22.2 rainfall days, 143mm (5.63") of precipitation is typically accumulated. In Salamaua, during the entire year, the rain falls for 281.5 days and collects up to 1518mm (59.76") of precipitation.Daylight
In Salamaua, the average length of the day in September is 12h and 4min.On the first day of the month, sunrise is at 06:12 and sunset at 18:11. On the last day of September, sunrise is at 05:56 and sunset at 18:06 +10.
Sunshine
The average sunshine in September is 8.7h.UV index
The months with the highest UV index are January through July, September through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 6 in September translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
How many hours of daylight does Salamaua have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Salamaua have in September?
What is the month with the highest UV index?
How high is the UV index in September?
Average temperature in September
Salamaua, Papua New Guinea
- Average high temperature in September: 24.1°C
The warmest month (with the highest average high temperature) is February (27.9°C).
The month with the lowest average high temperature is July (24°C).
- Average low temperature in September: 18.4°C
The month with the highest average low temperature is February (21.5°C).
The coldest month (with the lowest average low temperature) is September (18.4°C).
Average pressure in September
Salamaua, Papua New Guinea
- Average pressure in September: 1012.2mbar
The month with the highest atmospheric pressure is August (1012.3mbar).
The month with the lowest atmospheric pressure is January (1008.9mbar).
Average wind speed in September
Salamaua, Papua New Guinea
- Average wind speed in September: 5km/h
The windiest month (with the highest average wind speed) is February (6.4km/h).
The calmest month (with the lowest average wind speed) is June (4.8km/h).
Average humidity in September
Salamaua, Papua New Guinea
- Average humidity in September: 82%
The months with the highest relative humidity are July and August (83%).
The month with the lowest relative humidity is February (73%).
Average rainfall in September
Salamaua, Papua New Guinea
- Average rainfall in September: 143mm
The wettest month (with the highest rainfall) is August (181mm).
The driest month (with the least rainfall) is December (101mm).
Average rainfall days in September
Salamaua, Papua New Guinea
- Average rainfall days in September: 22.2 days
The month with the highest number of rainy days is January (25.1 days).
The month with the least rainy days is February (21.5 days).
Average daylight in September /
Average sunshine in September
Salamaua, Papua New Guinea
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is December (Average sunshine: 11h and 18min).
The month with the least sunshine is July (Average sunshine: 7h and 36min).
Average sunshine days in September
Salamaua, Papua New Guinea
- Average sunshine days in September: 6.5 days
The month with the most sunshine days is August (7.2 days).
The month with the least sunshine days is January (4.6 days).
Average UV index in September
Salamaua, Papua New Guinea
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, June, July, September, October, November and December (UV index 6).
The month with the lowest UV index is August (UV index 5).
Average cloud cover in September
Salamaua, Papua New Guinea
- Average cloud cover in September: 41
The month with the most cloud cover is July (Cloud cover 47).
The month with the least cloud cover is December (Cloud cover 34).
Average visibility in September
Salamaua, Papua New Guinea
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, June, November and December (10km).
The months with the lowest visibility are April, May, July, August, September and October (9km).
