Lanai City Weather in September
Average highs run from 83°F on September 1 to 83°F on September 30, and lows from 67°F to 67°F. Normal precipitation for the month is 0.93 in over about 5 wet days.
September day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
September at a glance
- Average high
- 83°F
- Average low
- 67°F
- Precipitation
- 0.93 in
- Record high
- 89°FSep 1, 1993
- Record low
- 59°FSep 1, 1953
- Chance of a freeze
- 0%
- Daylight
- 12 h 31 min to 11 h 57 min
- Cloud cover
- 47%
- Humidity
- 72%
- Dew point
- 70°F
- Wind
- 13.4 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Sep 1 | 83°F | 67°F | 89°F 1993 | 59°F 1953 | 12% |
| Sep 2 | 83°F | 67°F | 87°F 1979 | 60°F 1981 | 13% |
| Sep 3 | 83°F | 67°F | 85°F 1981 | 60°F 1955 | 13% |
| Sep 4 | 83°F | 66°F | 86°F 1979 | 61°F 1955 | 13% |
| Sep 5 | 83°F | 66°F | 89°F 1954 | 60°F 1953 | 13% |
| Sep 6 | 83°F | 66°F | 87°F 1993 | 60°F 1953 | 14% |
| Sep 7 | 83°F | 66°F | 89°F 2004 | 60°F 1955 | 14% |
| Sep 8 | 83°F | 66°F | 87°F 1993 | 60°F 1952 | 14% |
| Sep 9 | 83°F | 66°F | 87°F 1993 | 61°F 1955 | 14% |
| Sep 10 | 83°F | 66°F | 87°F 1993 | 60°F 1955 | 14% |
| Sep 11 | 83°F | 66°F | 88°F 1954 | 62°F 1995 | 14% |
| Sep 12 | 83°F | 66°F | 86°F 2001 | 60°F 1955 | 14% |
| Sep 13 | 83°F | 67°F | 86°F 1979 | 61°F 1951 | 14% |
| Sep 14 | 83°F | 67°F | 85°F 1977 | 60°F 1999 | 14% |
| Sep 15 | 83°F | 67°F | 87°F 1997 | 60°F 1952 | 15% |
| Sep 16 | 83°F | 67°F | 89°F 1999 | 60°F 1951 | 15% |
| Sep 17 | 83°F | 67°F | 87°F 1993 | 62°F 1979 | 15% |
| Sep 18 | 83°F | 67°F | 87°F 1997 | 60°F 1953 | 15% |
| Sep 19 | 83°F | 67°F | 88°F 1993 | 59°F 1952 | 15% |
| Sep 20 | 83°F | 67°F | 89°F 1993 | 60°F 1955 | 15% |
| Sep 21 | 83°F | 67°F | 88°F 1993 | 59°F 1952 | 15% |
| Sep 22 | 83°F | 67°F | 88°F 2019 | 60°F 1955 | 15% |
| Sep 23 | 83°F | 67°F | 86°F 2004 | 59°F 1950 | 15% |
| Sep 24 | 83°F | 67°F | 87°F 2004 | 59°F 1952 | 15% |
| Sep 25 | 83°F | 67°F | 85°F 1951 | 61°F 1954 | 15% |
| Sep 26 | 83°F | 67°F | 85°F 1997 | 60°F 1954 | 15% |
| Sep 27 | 83°F | 67°F | 85°F 1993 | 61°F 1955 | 15% |
| Sep 28 | 83°F | 67°F | 84°F 1981 | 59°F 1953 | 15% |
| Sep 29 | 83°F | 67°F | 89°F 1954 | 61°F 1996 | 15% |
| Sep 30 | 83°F | 67°F | 86°F 1993 | 61°F 1952 | 15% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (HST).
- September 1
- sunrise 6:12 AM, sunset 6:43 PM
- September 30
- sunrise 6:19 AM, sunset 6:16 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00515275 (Lanai AP 656), public domain. Records: NOAA GHCN-Daily, station USC00515275, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.