Florence Weather in September
Average highs run from 67°F on September 1 to 64°F on September 30, and lows from 48°F to 45°F. Normal precipitation for the month is 2.26 in over about 9 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
- 66°F
- Average low
- 47°F
- Precipitation
- 2.26 in
- Record high
- 93°FSep 5, 2014
- Record low
- 34°FSep 23, 2007
- Chance of a freeze
- 0%
- Daylight
- 13 h 12 min to 11 h 46 min
- Cloud cover
- 45%
- Humidity
- 79%
- Dew point
- 51°F
- Wind
- 4.5 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Sep 1 | 67°F | 48°F | 78°F 2017 | 38°F 2008 | 24% | 0% |
| Sep 2 | 67°F | 48°F | 83°F 2017 | 38°F 2012 | 24% | 0% |
| Sep 3 | 67°F | 48°F | 83°F 2011 | 38°F 2008 | 25% | 0% |
| Sep 4 | 67°F | 48°F | 83°F 2017 | 39°F 2018 | 25% | 0% |
| Sep 5 | 67°F | 47°F | 93°F 2014 | 37°F 2010 | 26% | 0% |
| Sep 6 | 67°F | 47°F | 72°F 2007 | 40°F 2010 | 26% | 0% |
| Sep 7 | 67°F | 47°F | 77°F 2008 | 38°F 2007 | 27% | 0% |
| Sep 8 | 67°F | 47°F | 82°F 2007 | 37°F 2022 | 27% | 0% |
| Sep 9 | 67°F | 47°F | 91°F 2007 | 41°F 2007 | 28% | 0% |
| Sep 10 | 67°F | 47°F | 77°F 2009 | 36°F 2008 | 28% | 0% |
| Sep 11 | 67°F | 47°F | 84°F 2014 | 38°F 2012 | 29% | 0% |
| Sep 12 | 67°F | 47°F | 79°F 2014 | 37°F 2012 | 29% | 0% |
| Sep 13 | 67°F | 47°F | 79°F 2016 | 36°F 2008 | 30% | 0% |
| Sep 14 | 67°F | 47°F | 76°F 2023 | 41°F 2008 | 31% | 0% |
| Sep 15 | 67°F | 47°F | 77°F 2009 | 39°F 2017 | 32% | 0% |
| Sep 16 | 67°F | 46°F | 74°F 2025 | 35°F 2021 | 32% | 0% |
| Sep 17 | 67°F | 46°F | 73°F 2012 | 40°F 2012 | 33% | 0% |
| Sep 18 | 66°F | 46°F | 76°F 2009 | 37°F 2018 | 34% | 0% |
| Sep 19 | 66°F | 46°F | 73°F 2014 | 36°F 2018 | 34% | 0% |
| Sep 20 | 66°F | 46°F | 80°F 2014 | 37°F 2007 | 35% | 0% |
| Sep 21 | 66°F | 46°F | 86°F 2009 | 38°F 2007 | 36% | 0% |
| Sep 22 | 66°F | 46°F | 86°F 2009 | 40°F 2012 | 36% | 0% |
| Sep 23 | 66°F | 46°F | 75°F 2025 | 34°F 2007 | 37% | 0% |
| Sep 24 | 65°F | 46°F | 81°F 2021 | 34°F 2007 | 37% | 0% |
| Sep 25 | 65°F | 46°F | 77°F 2016 | 36°F 2007 | 38% | 0% |
| Sep 26 | 65°F | 46°F | 75°F 2016 | 34°F 2012 | 38% | 0% |
| Sep 27 | 65°F | 46°F | 87°F 2017 | 36°F 2009 | 39% | 0% |
| Sep 28 | 65°F | 45°F | 84°F 2020 | 38°F 2015 | 40% | 0% |
| Sep 29 | 65°F | 45°F | 80°F 2020 | 36°F 2007 | 40% | 0% |
| Sep 30 | 64°F | 45°F | 83°F 2010 | 36°F 2016 | 41% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- September 1
- sunrise 6:40 AM, sunset 7:52 PM
- September 30
- sunrise 7:13 AM, sunset 6:59 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00352973 (Florence #2), public domain. Records: NOAA GHCN-Daily, station USC00352973, 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.