Alotau in september: average Weather, Temperature and Climate
Weather in Alotau in september 2025
The weather in Alotau in the month of september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather UV index: 7
Weather at 6am
77°F
Moderate rain at times
32% of time
31%
21%
12%
Weather at 12pm
81°F
Moderate rain at times
44% of time
27%
18%
12%
Weather at 6pm
79°F
Moderate rain at times
34% of time
27%
23%
14%
Weather at 3am
77°F
37%
25%
18%
14%
Evolution of daily average temperature and precipitation in Alotau in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Alotau in september.
The climate of Alotau in september is good
The climate in september in Alotau is wet (with 7.3in of rainfall over 9 days). Unfortunately, the weather conditions is worsening than the previous month since in august there is an average of 6in of precipitation over 8 days.
The climate good in that area september. The thermometer averaged maximum of 81°F. The minimum is 77°F. Thus, the mean temperature average on this month of september in Alotau is 79°F. Note that these seasonal averages are in contrast with those observed in Alotau in the month of september with a maximum record of 86°F in 2021 and a minimum record of 68°F in 2021. You You can hope to have about 0 days with temperatures up to 86°F, or 0 of time.
On average, in Alotau, the days of september last 12:02. Sunrise is at 05:53 and sets at 17:55.
With proper weather, this month is okay (but not good) to go in this city in Papua New Guinea.
Seasonal average climate and temperature of Alotau in september
Check below seasonal norms These statistics are compiled from the weather statements of the past years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 79°F | ||||
| Highest temperature | 81°F | ||||
| Lowest temperature | 77°F | ||||
| Highest record temperature | 86°F (2021) | ||||
| Lowest record temperature | 68°F (2021) | ||||
| Number of days at +86°F | 0 day(s) (0%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 80°F | ||||
| Lowest sea temperature | 77°F | ||||
| Highest sea temperature | 82°F | ||||
| Wind | |||||
| Wind speed | 16km/h | ||||
| Wind temperature | 77°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 7.3in | ||||
| Number of days with rainfall | 9 day(s) (31%) | ||||
| Record daily rainfall | 5.9in (2011) | ||||
| Other climate data | |||||
| Humidity | 86% | ||||
| Visibility | 9.45km | ||||
| Cloud cover | 45% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 10 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:53 | ||||
| Time of sunset | 17:55 | ||||
| Length of day | 12:02 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Alotau in september 2024:
77°F to 83°F
77°F to 81°F
76°F to 83°F
74°F to 83°F
76°F to 79°F
74°F to 77°F
70°F to 77°F
68°F to 77°F
72°F to 79°F
74°F to 83°F
76°F to 81°F
76°F to 81°F
76°F to 81°F
77°F to 81°F
76°F to 81°F
76°F to 77°F
76°F to 77°F
76°F to 77°F
76°F to 79°F
77°F to 83°F
77°F to 85°F
77°F to 85°F
77°F to 83°F
77°F to 83°F
77°F to 85°F
77°F to 83°F
77°F to 83°F
77°F to 83°F
77°F to 83°F
77°F to 85°F
Map: other cities in Papua New Guinea in september
Cities near Alotau:
| Popondetta in september | tolerable weather |
| Port Moresby in september | good weather |
| Kimbe in september | tolerable weather |
| Lae in september | tolerable weather |
| Kerema in september | bad weather |
| Rabaul in september | tolerable weather |
| Arawa in september | very bad weather |
| Goroka in september | tolerable weather |
| Madang in september | tolerable weather |
| Daru in september | bad weather |
| Kavieng in september | tolerable weather |
| Mendi in september | very bad weather |
Click over cities on the map for information about the weather in september.
Alotau
perfect weather
good
tolerable
bad
very bad
Weather data for Alotau in september:
Weather data for Alotau for september are derived from an average of the weather forecast since 2009 in Alotau. There is a margin of error and these forecasts are to be considered as general information only. The weather in Alotau can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Alotau.