October is one of the warmer months of the year in Newnan, with average highs near 24.2°C and lows around 10.6°C (mean 17.4°C). It is one of the drier months, averaging 79 mm of rainfall and 72% relative humidity across the period.
October is one of the warmer months of the year in Newnan. Across 45 years of records, the warmest October in Newnan was 1984 — when the month averaged 21.2°C — while the coldest was 1988 at 13.5°C. Typical October days reach 24.2°C with nights near 10.6°C. The long-term trend is warming, about 0.4°C per decade.
October is one of the drier months in Newnan, averaging 79 mm of rainfall. The wettest Octobers on record were 1995 and 2009 with 220 mm, while the driest was 2016 at 3 mm.
Relative humidity in Newnan during October averages 72%. The most humid October was 2002 at 87%, and the least humid was 1987 at 52%.
October receives about 4 kWh/m²/day of solar energy in Newnan. The sunniest October was 2010 at 4.8 kWh/m²/day, and the cloudiest were 1985 and 2002 at 3.
Average wind speed in Newnan during October is 0.1 m/s. The windiest Octobers were 1998, 2000 and 2024 at 0.2 m/s, while the calmest were 2002, 2007 and 2025, among others at 0 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.8°C | 16.9°C | 17.5°C | 18.1°C | 18.0°C | +1.2°C |
| Avg High | 23.5°C | 23.6°C | 24.2°C | 25.1°C | 24.9°C | +1.4°C |
| Avg Low | 10.1°C | 10.1°C | 10.9°C | 11.1°C | 11.0°C | +0.9°C |
| Avg Rain | 77 mm | 90 mm | 79 mm | 74 mm | 68 mm | -8 mm |
October temperatures in Newnan have stayed relatively stable across the record.
October has ranged from a record low of -1.7°C (2017) to a record high of 38.1°C (2019).
Rainfall in October is one of the drier months, averaging 79 mm, with a wettest year of 220 mm.
One of the best times to visit Newnan
October is one of the best times to visit Newnan. Expect days averaging 24.2°C and nights around 10.6°C (mean 17.4°C) — close to Newnan's yearly average — with moderate rainfall (79 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 25.5°C | 18.5°C | 11.5°C | 31.8°C | 4.0°C | 58 mm | 64% | 0 m/s | 4 |
| 2024 | 25.4°C | 18.3°C | 11.2°C | 29.7°C | 1.4°C | 7 mm | 74% | 0.2 m/s | 4.7 |
| 2023 | 25.3°C | 18.0°C | 10.7°C | 30.6°C | 4.8°C | 54 mm | 68% | 0.1 m/s | 4.2 |
| 2022 | 24.5°C | 16.3°C | 8.2°C | 29.9°C | 0.0°C | 51 mm | 61% | 0.1 m/s | 4.6 |
| 2021 | 24.4°C | 18.6°C | 12.7°C | 30.3°C | 5.3°C | 98 mm | 80% | 0.1 m/s | 3.8 |
| 2020 | 24.4°C | 18.2°C | 12.0°C | 30.2°C | 3.6°C | 143 mm | 82% | 0.1 m/s | 3.9 |
| 2019 | 26.7°C | 20.0°C | 13.3°C | 38.1°C | 1.9°C | 128 mm | 70% | 0.1 m/s | 3.5 |
| 2018 | 24.9°C | 18.6°C | 12.3°C | 34.8°C | 2.7°C | 122 mm | 75% | 0.1 m/s | 4 |
| 2017 | 24.1°C | 17.7°C | 11.2°C | 31.6°C | -1.7°C | 125 mm | 75% | 0.1 m/s | 4.1 |
| 2016 | 28.4°C | 20.5°C | 12.6°C | 32.8°C | 5.3°C | 3 mm | 59% | 0.1 m/s | 4.7 |
| 2015 | 23.6°C | 17.3°C | 11.0°C | 28.7°C | 3.7°C | 77 mm | 77% | 0.1 m/s | 3.6 |
| 2014 | 25.4°C | 18.3°C | 11.3°C | 32.1°C | 3.2°C | 90 mm | 72% | 0.1 m/s | 4.4 |
| 2013 | 24.3°C | 17.6°C | 11.0°C | 31.4°C | -1.0°C | 43 mm | 74% | 0.1 m/s | 4 |
| 2012 | 23.7°C | 16.9°C | 10.2°C | 29.4°C | 2.5°C | 46 mm | 70% | 0.1 m/s | 4.1 |
| 2011 | 23.4°C | 16.0°C | 8.6°C | 30.5°C | 1.1°C | 34 mm | 69% | 0.1 m/s | 4.4 |
| 2010 | 26.1°C | 18.0°C | 10.0°C | 31.8°C | 4.1°C | 74 mm | 61% | 0.1 m/s | 4.8 |
| 2009 | 21.4°C | 15.8°C | 10.2°C | 29.1°C | -0.5°C | 220 mm | 85% | 0.1 m/s | 3.1 |
| 2008 | 23.0°C | 16.5°C | 9.9°C | 29.9°C | -1.4°C | 99 mm | 69% | 0.1 m/s | 4.1 |
| 2007 | 25.9°C | 19.1°C | 12.2°C | 31.8°C | 1.9°C | 53 mm | 69% | 0 m/s | 3.9 |
| 2006 | 23.2°C | 16.2°C | 9.1°C | 32.2°C | 0.5°C | 92 mm | 69% | 0.1 m/s | 4.1 |
| 2005 | 25.5°C | 18.3°C | 11.2°C | 31.2°C | 1.1°C | 52 mm | 68% | 0.1 m/s | 4 |
| 2004 | 24.9°C | 19.2°C | 13.5°C | 29.4°C | 6.1°C | 50 mm | 81% | 0.1 m/s | 3.3 |
| 2003 | 24.8°C | 17.4°C | 10.1°C | 29.1°C | 5.3°C | 33 mm | 71% | 0.1 m/s | 3.9 |
| 2002 | 23.5°C | 18.7°C | 13.9°C | 31.4°C | 4.8°C | 129 mm | 87% | 0 m/s | 3 |
| 2001 | 23.7°C | 15.9°C | 8.2°C | 30.1°C | -1.5°C | 37 mm | 59% | 0.1 m/s | 4.6 |
| 2000 | 26.2°C | 18.3°C | 10.4°C | 31.6°C | 0.3°C | 26 mm | 60% | 0.2 m/s | 4.6 |
| 1999 | 24.3°C | 17.1°C | 9.9°C | 30.3°C | 0.5°C | 85 mm | 71% | 0.1 m/s | 3.9 |
| 1998 | 27.1°C | 19.3°C | 11.5°C | 32.4°C | 2.8°C | 29 mm | 61% | 0.2 m/s | 4.5 |
| 1997 | 22.5°C | 16.3°C | 10.1°C | 29.7°C | 0.0°C | 127 mm | 78% | 0.1 m/s | 3.8 |
| 1996 | 23.3°C | 16.6°C | 9.8°C | 28.8°C | 1.1°C | 43 mm | 73% | 0.1 m/s | 4 |
| 1995 🌧️ | 22.0°C | 16.1°C | 10.1°C | 29.2°C | 2.7°C | 220 mm | 84% | 0 m/s | 3.7 |
| 1994 | 21.1°C | 15.9°C | 10.7°C | 26.1°C | 2.5°C | 122 mm | 85% | 0 m/s | 3.1 |
| 1993 | 23.7°C | 16.6°C | 9.6°C | 30.3°C | -1.3°C | 85 mm | 68% | 0.1 m/s | 3.3 |
| 1992 | 22.4°C | 15.9°C | 9.4°C | 27.2°C | 2.8°C | 74 mm | 77% | 0.1 m/s | 3.7 |
| 1991 | 24.6°C | 17.4°C | 10.2°C | 29.0°C | 2.0°C | 13 mm | 69% | 0.1 m/s | 4.3 |
| 1990 | 25.3°C | 17.6°C | 10.0°C | 32.7°C | 1.2°C | 101 mm | 70% | 0.1 m/s | 4 |
| 1989 | 21.5°C | 15.4°C | 9.2°C | 27.4°C | -1.4°C | 59 mm | 82% | 0.1 m/s | 3.9 |
| 1988 ❄️ | 19.8°C | 13.5°C | 7.3°C | 26.5°C | 0.5°C | 88 mm | 79% | 0.1 m/s | 3.8 |
| 1987 | 23.2°C | 14.5°C | 5.9°C | 28.8°C | -0.9°C | 16 mm | 52% | 0.1 m/s | 4.7 |
| 1986 | 23.7°C | 17.5°C | 11.3°C | 33.3°C | 4.1°C | 110 mm | 75% | 0.1 m/s | 3.5 |
| 1985 | 25.1°C | 19.3°C | 13.5°C | 30.7°C | 4.6°C | 99 mm | 80% | 0.1 m/s | 3 |
| 1984 🔥 | 27.9°C | 21.2°C | 14.6°C | 31.2°C | 3.3°C | 59 mm | 70% | 0.1 m/s | 3.6 |
| 1983 | 24.1°C | 17.2°C | 10.3°C | 30.4°C | 3.4°C | 62 mm | 72% | 0.1 m/s | — |
| 1982 | 23.6°C | 16.8°C | 10.0°C | 31.2°C | 0.3°C | 114 mm | 75% | 0.1 m/s | — |
| 1981 | 22.8°C | 15.8°C | 8.9°C | 32.0°C | 0.7°C | 86 mm | 69% | 0.1 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 24.2°C with lows near 10.6°C (mean 17.4°C), based on 45 years of NASA POWER data.
October averages 79 mm of rainfall in Newnan, one of the drier months. The wettest on record was 220 mm in 1995.
The hottest October reached 38.1°C in 2019. The coldest dipped to -1.7°C in 2017.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have fallen by about 0.2°C — but days and nights have moved in opposite directions. Daytime highs rose from 24.7°C to 25°C while overnight lows fell from 11.5°C to 10.9°C, widening the gap between day and night.
October is one of the warmer months of the year in Newnan and one of the drier months, so plan for around 24.2°C daytime highs and 10.6°C at night.
Not quite — October is the 7th coolest month in Newnan, averaging 17.4°C.
For October in Newnan, pack light layers you can adjust through the day, with typical highs of 24.2°C and lows of 10.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 72% — moderately humid.
Average wind speed in October is 0.1 m/s. The windiest October on record averaged 0.2 m/s (1998).
The wettest October on record was 1995 with 220 mm. On average, October sees 79 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 Newnan behaves each October, 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 October specifically, along with year-by-year records and how the month has changed over the decades.
