Waipahu in september: average Weather, Temperature and Climate
Weather in Waipahu in september 2025
The weather in Waipahu in the month of september comes from statistical datas on the last years. You can view the weather statistics for the whole 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
79°F
Partly Cloudy
44% of time
24%
20%
10%
Weather at 12pm
83°F
Clear/Sunny
46% of time
28%
22%
4%
Weather at 6pm
77°F
Moderate rain at times
39% of time
29%
24%
5%
Weather at 3am
77°F
42%
26%
19%
13%
Evolution of daily average temperature and precipitation in Waipahu in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Waipahu in september.
The climate of Waipahu in september is good
In september in Waipahu, the climate is quite dry (with 3in of precipitation over 4 days). It should be noted an improvement from the previous month since in august it receives an average of 2.8in of rainfall over 3 days.
The climate quite pleasant in this location this month. Temperatures are up to 85°F. On average, the recorded minimum temperature is 79°F. Thus, the mean temperature average in september in Waipahu is 81°F. Note that these seasonal averages are in contrast with those observed in Waipahu in september with a maximum record of 90°F in 2015 and a minimum record of 74°F in 2015. You You can hope to have about 4 days with temperatures over 86°F, or 13 of the month.
On average, in Waipahu, the days of september last 12:15. The sun rises at 06:19 and sunset is at 18:34.
With good weather conditions, this month is a good time to go in this locality.
Seasonal average climate and temperature of Waipahu in september
Check below seasonal norms These statistics are generated from the weather statements of the last years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 81°F | ||||
| Highest temperature | 85°F | ||||
| Lowest temperature | 79°F | ||||
| Highest record temperature | 90°F (2015) | ||||
| Lowest record temperature | 74°F (2015) | ||||
| Number of days at +86°F | 4 day(s) (13%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 81°F | ||||
| Lowest sea temperature | 80°F | ||||
| Highest sea temperature | 83°F | ||||
| Wind | |||||
| Wind speed | 20km/h | ||||
| Wind temperature | 79°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3in | ||||
| Number of days with rainfall | 4 day(s) (12%) | ||||
| Record daily rainfall | 2in (2018) | ||||
| Other climate data | |||||
| Humidity | 77% | ||||
| Visibility | 9.73km | ||||
| Cloud cover | 37% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:19 | ||||
| Time of sunset | 18:34 | ||||
| Length of day | 12:15 | ||||
| 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 Waipahu in september 2024:
77°F to 83°F
77°F to 83°F
76°F to 83°F
77°F to 83°F
77°F to 83°F
76°F to 81°F
76°F to 83°F
74°F to 83°F
74°F to 83°F
74°F to 83°F
74°F to 83°F
76°F to 85°F
76°F to 83°F
76°F to 83°F
76°F to 83°F
77°F to 85°F
77°F to 83°F
76°F to 83°F
76°F to 81°F
77°F to 81°F
76°F to 83°F
74°F to 81°F
74°F to 83°F
77°F to 81°F
77°F to 81°F
76°F to 83°F
76°F to 83°F
77°F to 83°F
74°F to 83°F
76°F to 83°F
Map: other cities in Hawaii in september
Cities near Waipahu:
| Pearl City in september | good weather |
| Mililani Town in september | good weather |
| Kapolei in september | perfect weather |
| 'Aiea in september | perfect weather |
| 'Ewa Beach in september | perfect weather |
| Wahiawa in september | good weather |
| Schofield Barracks in september | good weather |
| Honolulu (Oahu) in september | perfect weather |
| Waianae in september | perfect weather |
| Kaneohe in september | perfect weather |
| Waialua in september | good weather |
| Hale'iwa in september | good weather |
Click over cities on the map for information about the weather in september.
Waipahu
perfect weather
good
tolerable
bad
very bad
Weather data for Waipahu in september:
Weather data for Waipahu for september are derived from an average of the weather forecast since 2009 in Waipahu. There is a margin of error and these forecasts are to be considered as general information only. The weather in Waipahu 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 Waipahu.