September is one of the warmer months of the year in Orange Park, with average highs near 30°C and lows around 22.1°C (mean 26.1°C). It is a relatively wet time of year, averaging 156 mm of rainfall and 82% relative humidity across the period.
September is one of the warmer months of the year in Orange Park. Across 45 years of records, the warmest September in Orange Park was 2018 — when the month averaged 27.8°C — while the coldest was 2001 at 24.2°C. Typical September days reach 30°C with nights near 22.1°C. The long-term trend is warming, about 0.3°C per decade.
September is a relatively wet time of year in Orange Park, averaging 156 mm of rainfall. The wettest September on record was 2004 with 404 mm, while the driest was 2019 at 56 mm.
Relative humidity in Orange Park during September averages 82%. The most humid September was 2004 at 88%, and the least humid was 1990 at 70%.
September receives about 4.8 kWh/m²/day of solar energy in Orange Park. The sunniest Septembers were 2018 and 2019 at 5.5 kWh/m²/day, and the cloudiest were 2004, 2015 and 2024, among others at 4.1.
Average wind speed in Orange Park during September is 1.5 m/s. The windiest September was 2004 at 2.5 m/s, while the calmest was 2021 at 1.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.5°C | 26.1°C | 25.8°C | 26.5°C | 26.4°C | +0.9°C |
| Avg High | 29.4°C | 30.1°C | 29.6°C | 30.7°C | 30.3°C | +0.9°C |
| Avg Low | 21.6°C | 22.0°C | 22.0°C | 22.3°C | 22.4°C | +0.8°C |
| Avg Rain | 164 mm | 147 mm | 176 mm | 140 mm | 149 mm | -15 mm |
September temperatures in Orange Park have risen by about 1.5°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 10.7°C (1981) to a record high of 36.7°C (1997).
Rainfall in September is a relatively wet time of year, averaging 156 mm, with a wettest year of 404 mm.
A good time to visit Orange Park
September is a good time to visit Orange Park, with days averaging 30°C and nights around 22.1°C (mean 26.1°C, warmer than Orange Park's yearly average) and higher rainfall. October and April are marginally more temperate, but September still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 31.1°C | 26.4°C | 21.7°C | 35.4°C | 17.4°C | 88 mm | 79% | 1.5 m/s | 5.3 |
| 2024 | 30.2°C | 26.7°C | 23.3°C | 33.0°C | 20.3°C | 204 mm | 88% | 1.4 m/s | 4.1 |
| 2023 | 32.0°C | 27.2°C | 22.4°C | 35.5°C | 16.7°C | 123 mm | 76% | 1.3 m/s | 5.1 |
| 2022 | 29.5°C | 25.9°C | 22.3°C | 34.5°C | 14.9°C | 179 mm | 85% | 1.5 m/s | 4.6 |
| 2021 | 29.6°C | 25.9°C | 22.1°C | 32.2°C | 17.3°C | 134 mm | 85% | 1.1 m/s | 5.1 |
| 2020 | 29.6°C | 26.2°C | 22.8°C | 35.0°C | 12.8°C | 164 mm | 85% | 1.5 m/s | 4.5 |
| 2019 | 32.4°C | 27.6°C | 22.8°C | 35.8°C | 18.4°C | 56 mm | 75% | 1.8 m/s | 5.5 |
| 2018 🔥 | 31.8°C | 27.8°C | 23.8°C | 34.3°C | 22.4°C | 78 mm | 81% | 1.3 m/s | 5.5 |
| 2017 | 29.4°C | 25.8°C | 22.2°C | 32.2°C | 19.6°C | 311 mm | 86% | 1.6 m/s | 4.7 |
| 2016 | 31.2°C | 26.8°C | 22.5°C | 34.0°C | 19.6°C | 137 mm | 80% | 1.4 m/s | 5.1 |
| 2015 | 28.9°C | 25.5°C | 22.2°C | 33.1°C | 15.3°C | 182 mm | 88% | 1.3 m/s | 4.1 |
| 2014 | 29.6°C | 25.9°C | 22.1°C | 35.2°C | 16.8°C | 229 mm | 85% | 1.2 m/s | 4.3 |
| 2013 | 29.9°C | 25.9°C | 22.0°C | 33.2°C | 17.9°C | 109 mm | 82% | 1.4 m/s | 4.9 |
| 2012 | 29.2°C | 25.3°C | 21.4°C | 31.9°C | 13.9°C | 106 mm | 85% | 1.3 m/s | 5.2 |
| 2011 | 31.9°C | 26.9°C | 21.8°C | 35.9°C | 18.0°C | 117 mm | 75% | 1.3 m/s | 5.1 |
| 2010 | 32.5°C | 27.5°C | 22.5°C | 36.5°C | 18.0°C | 79 mm | 72% | 1.4 m/s | 5.2 |
| 2009 | 28.9°C | 25.4°C | 21.9°C | 31.3°C | 13.0°C | 101 mm | 86% | 1.4 m/s | 5 |
| 2008 | 29.0°C | 25.1°C | 21.2°C | 32.5°C | 13.1°C | 97 mm | 85% | 1.6 m/s | 5.2 |
| 2007 | 30.3°C | 26.6°C | 22.8°C | 32.9°C | 20.9°C | 172 mm | 82% | 1.6 m/s | 4.9 |
| 2006 | 32.0°C | 26.9°C | 21.9°C | 35.5°C | 16.0°C | 81 mm | 73% | 1.3 m/s | 5.2 |
| 2005 | 31.1°C | 26.6°C | 22.1°C | 34.5°C | 17.3°C | 108 mm | 79% | 1.7 m/s | 5.1 |
| 2004 🌧️ | 28.5°C | 25.7°C | 23.0°C | 31.0°C | 19.2°C | 404 mm | 88% | 2.5 m/s | 4.1 |
| 2003 | 29.1°C | 25.1°C | 21.1°C | 31.7°C | 17.1°C | 86 mm | 83% | 1.5 m/s | 4.8 |
| 2002 | 30.3°C | 26.8°C | 23.2°C | 32.0°C | 20.4°C | 180 mm | 86% | 1.6 m/s | 5 |
| 2001 ❄️ | 27.8°C | 24.2°C | 20.6°C | 31.0°C | 13.4°C | 275 mm | 86% | 1.5 m/s | 4.4 |
| 2000 | 28.8°C | 25.4°C | 22.0°C | 31.7°C | 17.6°C | 254 mm | 87% | 1.6 m/s | 4.1 |
| 1999 | 30.4°C | 25.9°C | 21.4°C | 35.8°C | 15.4°C | 218 mm | 77% | 1.7 m/s | 4.6 |
| 1998 | 28.9°C | 25.7°C | 22.6°C | 32.4°C | 18.9°C | 224 mm | 86% | 1.6 m/s | 4.4 |
| 1997 | 32.3°C | 27.4°C | 22.5°C | 36.7°C | 19.7°C | 73 mm | 72% | 1.5 m/s | 5.1 |
| 1996 | 30.4°C | 25.9°C | 21.4°C | 32.8°C | 15.4°C | 116 mm | 78% | 1.3 m/s | 5 |
| 1995 | 29.3°C | 25.7°C | 22.2°C | 31.5°C | 18.3°C | 171 mm | 87% | 1.4 m/s | 4.5 |
| 1994 | 28.7°C | 24.9°C | 21.1°C | 33.5°C | 16.4°C | 168 mm | 84% | 1.3 m/s | 4.7 |
| 1993 | 30.6°C | 26.5°C | 22.4°C | 34.1°C | 14.2°C | 125 mm | 79% | 1.3 m/s | 5.1 |
| 1992 | 29.0°C | 25.7°C | 22.5°C | 31.6°C | 17.5°C | 197 mm | 86% | 1.5 m/s | 4.5 |
| 1991 | 29.4°C | 25.6°C | 21.7°C | 32.6°C | 14.0°C | 124 mm | 84% | 1.6 m/s | 4.8 |
| 1990 | 32.5°C | 27.4°C | 22.3°C | 36.6°C | 14.8°C | 57 mm | 70% | 1.5 m/s | 5.2 |
| 1989 | 29.6°C | 26.1°C | 22.6°C | 33.0°C | 19.2°C | 233 mm | 85% | 1.5 m/s | 4.5 |
| 1988 | 29.3°C | 26.0°C | 22.8°C | 31.8°C | 19.1°C | 273 mm | 87% | 1.4 m/s | 4.2 |
| 1987 | 30.7°C | 26.3°C | 22.0°C | 33.2°C | 16.8°C | 116 mm | 77% | 1.2 m/s | 4.4 |
| 1986 | 30.5°C | 26.4°C | 22.4°C | 33.6°C | 21.2°C | 74 mm | 80% | 1.3 m/s | 5.1 |
| 1985 | 28.3°C | 24.8°C | 21.3°C | 31.8°C | 15.5°C | 144 mm | 85% | 1.6 m/s | 4.7 |
| 1984 | 29.3°C | 25.1°C | 20.9°C | 34.8°C | 15.8°C | 224 mm | 79% | 2 m/s | 4.4 |
| 1983 | 28.6°C | 24.8°C | 20.9°C | 33.3°C | 13.8°C | 155 mm | 82% | 1.4 m/s | — |
| 1982 | 28.3°C | 24.8°C | 21.2°C | 33.1°C | 13.6°C | 179 mm | 85% | 1.3 m/s | — |
| 1981 | 29.7°C | 25.1°C | 20.6°C | 31.8°C | 10.7°C | 76 mm | 76% | 1.3 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 30°C with lows near 22.1°C (mean 26.1°C), based on 45 years of NASA POWER data.
September averages 156 mm of rainfall in Orange Park, a relatively wet time of year. The wettest on record was 404 mm in 2004.
The hottest September reached 36.7°C in 1997. The coldest dipped to 10.7°C in 1981.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.5°C. Daytime highs moved from 28.8°C to 30.5°C and overnight lows from 21°C to 22.4°C over the same span.
September is one of the warmer months of the year in Orange Park and a relatively wet time of year, so plan for around 30°C daytime highs and 22.1°C at night.
Not quite — September is the 9th coolest month in Orange Park, averaging 26.1°C.
For September in Orange Park, pack light, breathable clothing and sun protection, with typical highs of 30°C and lows of 22.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 82% — quite humid.
Average wind speed in September is 1.5 m/s. The windiest September on record averaged 2.5 m/s (2004).
The wettest September on record was 2004 with 404 mm. On average, September sees 156 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Orange Park behaves each September, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for September specifically, along with year-by-year records and how the month has changed over the decades.
