October is one of the warmer months of the year in Saint Augustine, with average highs near 25.9°C and lows around 21.7°C (mean 23.8°C). It is one of the drier months, averaging 100 mm of rainfall and 78% relative humidity across the period.
October is one of the warmer months of the year in Saint Augustine. Across 45 years of records, the warmest October in Saint Augustine was 2019 — when the month averaged 25.9°C — while the coldest was 1987 at 22°C. Typical October days reach 25.9°C with nights near 21.7°C. The long-term October temperature trend is broadly flat.
October is one of the drier months in Saint Augustine, averaging 100 mm of rainfall. The wettest October on record was 1994 with 232 mm, while the driest was 2010 at 7 mm.
Relative humidity in Saint Augustine during October averages 78%. The most humid October was 2020 at 84%, and the least humid was 2010 at 68%.
October receives about 4.2 kWh/m²/day of solar energy in Saint Augustine. The sunniest October was 2010 at 5.1 kWh/m²/day, and the cloudiest was 1994 at 3.5.
Average wind speed in Saint Augustine during October is 2.9 m/s. The windiest October was 1987 at 3.5 m/s, while the calmest were 2002 and 2014 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 23.6°C | 23.8°C | 23.7°C | 23.9°C | 24.1°C | +0.5°C |
| Avg High | 25.5°C | 25.8°C | 25.8°C | 26.3°C | 26.3°C | +0.8°C |
| Avg Low | 21.6°C | 21.8°C | 21.6°C | 21.6°C | 21.9°C | +0.3°C |
| Avg Rain | 92 mm | 144 mm | 99 mm | 91 mm | 56 mm | -36 mm |
October temperatures in Saint Augustine have fallen by about 0.3°C between 1981–1985 and 2021–2025.
October has ranged from a record low of 9°C (1993) to a record high of 32.2°C (1986).
Rainfall in October is one of the drier months, averaging 100 mm, with a wettest year of 232 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0°C per decade, widening the gap between day and night.
One of the best times to visit Saint Augustine
October is one of the best times to visit Saint Augustine. Expect days averaging 25.9°C and nights around 21.7°C (mean 23.8°C) — warmer than Saint Augustine's yearly average — with higher rainfall (100 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 | 25.9°C | 23.7°C | 21.5°C | 28.8°C | 13.6°C | 45 mm | 76% | 3.1 m/s | 4.2 |
| 2024 | 26.4°C | 24.4°C | 22.4°C | 29.8°C | 17.6°C | 80 mm | 79% | 3 m/s | 4.2 |
| 2023 | 26.2°C | 23.9°C | 21.5°C | 28.9°C | 15.7°C | 37 mm | 75% | 2.7 m/s | 4.6 |
| 2022 | 25.2°C | 22.6°C | 20.0°C | 27.6°C | 13.5°C | 18 mm | 78% | 2.4 m/s | 4.8 |
| 2021 | 26.8°C | 24.6°C | 22.4°C | 29.5°C | 15.9°C | 87 mm | 80% | 2.4 m/s | 4.3 |
| 2020 | 27.1°C | 25.3°C | 23.5°C | 29.1°C | 16.7°C | 71 mm | 84% | 2.7 m/s | 4 |
| 2019 🔥 | 28.1°C | 25.9°C | 23.8°C | 30.2°C | 19.9°C | 111 mm | 78% | 2.7 m/s | 4.1 |
| 2018 | 27.4°C | 25.3°C | 23.1°C | 30.5°C | 16.2°C | 68 mm | 77% | 3 m/s | 4.3 |
| 2017 | 25.9°C | 24.1°C | 22.3°C | 29.3°C | 10.7°C | 193 mm | 78% | 3.2 m/s | 4.3 |
| 2016 | 26.1°C | 24.1°C | 22.1°C | 30.2°C | 16.0°C | 158 mm | 77% | 3.2 m/s | 4.3 |
| 2015 | 25.8°C | 23.6°C | 21.3°C | 28.1°C | 18.5°C | 49 mm | 82% | 2.7 m/s | 4.2 |
| 2014 | 26.2°C | 23.3°C | 20.4°C | 29.0°C | 16.1°C | 37 mm | 74% | 2.3 m/s | 4.9 |
| 2013 | 26.0°C | 23.7°C | 21.5°C | 28.9°C | 15.6°C | 47 mm | 78% | 2.5 m/s | 4.4 |
| 2012 | 25.5°C | 23.2°C | 21.0°C | 29.4°C | 10.3°C | 89 mm | 78% | 3 m/s | 4.2 |
| 2011 | 24.7°C | 22.3°C | 19.8°C | 27.8°C | 13.0°C | 151 mm | 74% | 3 m/s | 4.3 |
| 2010 | 27.0°C | 23.7°C | 20.4°C | 30.9°C | 17.1°C | 7 mm | 68% | 2.5 m/s | 5.1 |
| 2009 | 26.9°C | 24.5°C | 22.2°C | 31.0°C | 13.7°C | 78 mm | 82% | 2.4 m/s | 4.2 |
| 2008 | 24.3°C | 22.2°C | 20.1°C | 28.2°C | 9.6°C | 144 mm | 77% | 3.1 m/s | 4.3 |
| 2007 | 26.6°C | 25.0°C | 23.4°C | 28.7°C | 19.0°C | 216 mm | 83% | 3.1 m/s | 3.6 |
| 2006 | 26.1°C | 23.4°C | 20.7°C | 31.2°C | 14.0°C | 56 mm | 71% | 2.7 m/s | 4.6 |
| 2005 | 25.7°C | 23.7°C | 21.8°C | 29.1°C | 12.2°C | 207 mm | 80% | 3.1 m/s | 3.9 |
| 2004 | 26.3°C | 24.0°C | 21.7°C | 30.7°C | 15.4°C | 38 mm | 81% | 2.5 m/s | 4.2 |
| 2003 | 26.0°C | 23.9°C | 21.9°C | 28.8°C | 17.9°C | 94 mm | 78% | 2.7 m/s | 3.9 |
| 2002 | 27.1°C | 25.2°C | 23.2°C | 30.1°C | 18.1°C | 103 mm | 81% | 2.3 m/s | 4.2 |
| 2001 | 24.2°C | 22.4°C | 20.7°C | 27.9°C | 14.4°C | 14 mm | 76% | 3.1 m/s | 4.1 |
| 2000 | 24.5°C | 22.3°C | 20.0°C | 28.9°C | 15.1°C | 39 mm | 75% | 3.1 m/s | 4.4 |
| 1999 | 25.5°C | 23.6°C | 21.8°C | 28.5°C | 14.5°C | 96 mm | 77% | 3.2 m/s | 4.1 |
| 1998 | 27.0°C | 24.9°C | 22.8°C | 28.9°C | 17.7°C | 43 mm | 76% | 2.8 m/s | 4.4 |
| 1997 | 25.8°C | 23.6°C | 21.4°C | 30.6°C | 11.8°C | 178 mm | 77% | 3.1 m/s | 4.1 |
| 1996 | 25.4°C | 23.4°C | 21.4°C | 28.6°C | 13.6°C | 161 mm | 76% | 3.1 m/s | 3.7 |
| 1995 | 26.5°C | 24.7°C | 22.9°C | 29.7°C | 16.3°C | 103 mm | 80% | 3.1 m/s | 3.8 |
| 1994 🌧️ | 25.7°C | 23.9°C | 22.1°C | 28.9°C | 19.6°C | 232 mm | 82% | 2.8 m/s | 3.5 |
| 1993 | 26.1°C | 23.9°C | 21.8°C | 28.5°C | 9.0°C | 180 mm | 80% | 2.8 m/s | 3.6 |
| 1992 | 24.4°C | 22.3°C | 20.2°C | 28.4°C | 16.2°C | 158 mm | 79% | 3 m/s | 3.6 |
| 1991 | 25.1°C | 23.1°C | 21.2°C | 29.3°C | 16.6°C | 103 mm | 77% | 2.9 m/s | 4.1 |
| 1990 | 26.5°C | 24.5°C | 22.6°C | 29.6°C | 13.2°C | 189 mm | 77% | 3.1 m/s | 4.1 |
| 1989 | 25.1°C | 23.2°C | 21.3°C | 29.4°C | 9.5°C | 106 mm | 81% | 3.4 m/s | 3.9 |
| 1988 | 24.2°C | 22.1°C | 20.1°C | 29.2°C | 16.0°C | 65 mm | 75% | 3.1 m/s | 4.3 |
| 1987 ❄️ | 23.9°C | 22.0°C | 20.0°C | 28.1°C | 16.0°C | 22 mm | 72% | 3.5 m/s | 4.3 |
| 1986 | 26.4°C | 24.4°C | 22.5°C | 32.2°C | 19.2°C | 147 mm | 78% | 2.8 m/s | 3.8 |
| 1985 | 27.1°C | 25.4°C | 23.7°C | 28.9°C | 18.8°C | 144 mm | 83% | 2.8 m/s | 3.8 |
| 1984 | 26.2°C | 24.0°C | 21.9°C | 28.8°C | 17.3°C | 29 mm | 78% | 2.7 m/s | 4.1 |
| 1983 | 26.0°C | 24.1°C | 22.3°C | 29.3°C | 17.0°C | 134 mm | 80% | 2.7 m/s | — |
| 1982 | 24.9°C | 23.1°C | 21.3°C | 28.9°C | 13.4°C | 82 mm | 79% | 3 m/s | — |
| 1981 | 25.9°C | 23.8°C | 21.6°C | 30.7°C | 17.5°C | 103 mm | 76% | 3.1 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 25.9°C with lows near 21.7°C (mean 23.8°C), based on 45 years of NASA POWER data.
October averages 100 mm of rainfall in Saint Augustine, one of the drier months. The wettest on record was 232 mm in 1994.
The hottest October reached 32.2°C in 1986. The coldest dipped to 9°C in 1993.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have fallen by about 0.3°C — but days and nights have moved in opposite directions. Daytime highs rose from 26°C to 26.1°C while overnight lows fell from 22.2°C to 21.6°C, widening the gap between day and night.
October is one of the warmer months of the year in Saint Augustine and one of the drier months, so plan for around 25.9°C daytime highs and 21.7°C at night.
Not quite — October is the 7th coolest month in Saint Augustine, averaging 23.8°C.
For October in Saint Augustine, pack light layers you can adjust through the day, with typical highs of 25.9°C and lows of 21.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 78% — quite humid.
Average wind speed in October is 2.9 m/s. The windiest October on record averaged 3.5 m/s (1987).
The wettest October on record was 1994 with 232 mm. On average, October sees 100 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 Saint Augustine 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.
