October is one of the warmer months of the year in Bay Shore, with average highs near 16.9°C and lows around 13.1°C (mean 15°C). It is about average for rainfall, averaging 111 mm of rainfall and 77% relative humidity across the period.
October is one of the warmer months of the year in Bay Shore. Across 45 years of records, the warmest Octobers in Bay Shore were 2007 and 2021 — when the month averaged 17.6°C — while the coldest was 1988 at 12.3°C. Typical October days reach 16.9°C with nights near 13.1°C. The long-term trend is warming, about 0.5°C per decade.
October is about average for rainfall in Bay Shore, averaging 111 mm of rainfall. The wettest October on record was 2005 with 380 mm, while the driest was 2024 at 6 mm.
Relative humidity in Bay Shore during October averages 77%. The most humid October was 2021 at 83%, and the least humid was 1997 at 72%.
October receives about 3.2 kWh/m²/day of solar energy in Bay Shore. The sunniest October was 2024 at 3.8 kWh/m²/day, and the cloudiest was 2005 at 2.5.
Average wind speed in Bay Shore during October is 5.4 m/s. The windiest October was 2025 at 6.3 m/s, while the calmest were 1994 and 2023 at 4.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.2°C | 14.5°C | 14.8°C | 15.6°C | 16.2°C | +2°C |
| Avg High | 16.2°C | 16.5°C | 16.7°C | 17.5°C | 17.9°C | +1.7°C |
| Avg Low | 12.2°C | 12.6°C | 12.9°C | 13.7°C | 14.4°C | +2.2°C |
| Avg Rain | 92 mm | 96 mm | 119 mm | 126 mm | 127 mm | +35 mm |
October temperatures in Bay Shore have risen by about 1.6°C between 1981–1985 and 2021–2025.
October has ranged from a record low of 4.1°C (1988) to a record high of 26°C (2019).
Rainfall in October is about average for rainfall, averaging 111 mm, with a wettest year of 380 mm.
A good time to visit Bay Shore
October is a good time to visit Bay Shore, with days averaging 16.9°C and nights around 13.1°C (mean 15°C, warmer than Bay Shore's yearly average) and higher rainfall. August and July are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 17.7°C | 16.0°C | 14.3°C | 22.8°C | 10.2°C | 163 mm | 75% | 6.3 m/s | 3.3 |
| 2024 | 18.4°C | 16.2°C | 14.0°C | 21.5°C | 10.0°C | 6 mm | 74% | 4.7 m/s | 3.8 |
| 2023 | 17.6°C | 15.9°C | 14.1°C | 21.7°C | 9.5°C | 78 mm | 83% | 4.4 m/s | 3.2 |
| 2022 | 17.0°C | 15.3°C | 13.6°C | 20.4°C | 9.7°C | 185 mm | 81% | 5.4 m/s | 3 |
| 2021 | 19.3°C | 17.6°C | 16.0°C | 22.6°C | 11.7°C | 147 mm | 83% | 5.2 m/s | 3 |
| 2020 | 17.6°C | 15.9°C | 14.1°C | 21.5°C | 5.3°C | 182 mm | 80% | 5 m/s | 2.8 |
| 2019 | 17.7°C | 15.9°C | 14.2°C | 26.0°C | 9.6°C | 187 mm | 80% | 6 m/s | 2.8 |
| 2018 | 17.3°C | 15.4°C | 13.4°C | 22.6°C | 6.8°C | 179 mm | 80% | 5.8 m/s | 2.9 |
| 2017 | 19.2°C | 17.5°C | 15.8°C | 23.2°C | 10.0°C | 195 mm | 81% | 5.5 m/s | 3.3 |
| 2016 | 17.6°C | 15.5°C | 13.3°C | 23.2°C | 7.3°C | 121 mm | 79% | 5.1 m/s | 3.1 |
| 2015 | 16.5°C | 14.5°C | 12.6°C | 19.7°C | 5.8°C | 138 mm | 76% | 5.9 m/s | 3.3 |
| 2014 | 17.7°C | 15.8°C | 14.0°C | 21.5°C | 8.4°C | 111 mm | 77% | 5.8 m/s | 2.9 |
| 2013 | 17.6°C | 15.8°C | 14.0°C | 23.1°C | 8.1°C | 19 mm | 77% | 5.2 m/s | 3.1 |
| 2012 | 17.4°C | 15.7°C | 14.0°C | 22.8°C | 7.8°C | 80 mm | 80% | 5.6 m/s | 2.7 |
| 2011 | 16.9°C | 15.0°C | 13.1°C | 22.9°C | 4.7°C | 128 mm | 77% | 5.4 m/s | 3.2 |
| 2010 | 17.0°C | 15.0°C | 13.0°C | 22.5°C | 7.6°C | 105 mm | 77% | 6 m/s | 3.2 |
| 2009 | 15.8°C | 14.0°C | 12.3°C | 20.3°C | 7.7°C | 156 mm | 79% | 6 m/s | 2.8 |
| 2008 | 16.2°C | 14.2°C | 12.3°C | 20.1°C | 5.3°C | 78 mm | 75% | 5.4 m/s | 3.5 |
| 2007 🔥 | 19.4°C | 17.6°C | 15.7°C | 25.1°C | 8.1°C | 94 mm | 81% | 5.2 m/s | 3 |
| 2006 | 16.5°C | 14.4°C | 12.3°C | 20.9°C | 7.1°C | 148 mm | 77% | 6.1 m/s | 3.2 |
| 2005 🌧️ | 17.1°C | 15.3°C | 13.6°C | 22.1°C | 6.6°C | 380 mm | 83% | 5.9 m/s | 2.5 |
| 2004 | 16.1°C | 14.4°C | 12.7°C | 19.7°C | 9.6°C | 47 mm | 79% | 5.3 m/s | 3.1 |
| 2003 | 16.3°C | 14.2°C | 12.1°C | 20.9°C | 6.1°C | 110 mm | 76% | 5.8 m/s | 3 |
| 2002 | 16.3°C | 14.5°C | 12.7°C | 24.2°C | 7.0°C | 135 mm | 76% | 5.6 m/s | 2.8 |
| 2001 | 17.1°C | 15.0°C | 12.9°C | 21.2°C | 7.3°C | 32 mm | 76% | 5.6 m/s | 3.7 |
| 2000 | 16.2°C | 14.2°C | 12.1°C | 22.4°C | 4.3°C | 14 mm | 76% | 5.1 m/s | 3.2 |
| 1999 | 16.7°C | 14.6°C | 12.6°C | 21.0°C | 8.4°C | 86 mm | 77% | 5.2 m/s | 3.5 |
| 1998 | 16.4°C | 14.5°C | 12.6°C | 22.8°C | 7.9°C | 70 mm | 74% | 5.2 m/s | 3.1 |
| 1997 | 16.4°C | 14.4°C | 12.3°C | 23.8°C | 6.4°C | 63 mm | 72% | 4.9 m/s | 3.4 |
| 1996 | 15.6°C | 13.6°C | 11.7°C | 19.4°C | 7.6°C | 176 mm | 78% | 5.4 m/s | 3.3 |
| 1995 | 18.4°C | 16.3°C | 14.2°C | 22.2°C | 8.7°C | 145 mm | 78% | 5.4 m/s | 3.3 |
| 1994 | 16.0°C | 14.1°C | 12.2°C | 18.8°C | 9.3°C | 28 mm | 75% | 4.4 m/s | 3.5 |
| 1993 | 15.7°C | 13.8°C | 12.0°C | 19.6°C | 7.9°C | 116 mm | 77% | 5.6 m/s | 3.3 |
| 1992 | 15.2°C | 13.3°C | 11.3°C | 20.2°C | 5.5°C | 42 mm | 73% | 5.2 m/s | 3.1 |
| 1991 | 16.8°C | 14.8°C | 12.7°C | 20.8°C | 6.1°C | 65 mm | 80% | 5.3 m/s | 3.1 |
| 1990 | 17.9°C | 16.1°C | 14.3°C | 21.7°C | 5.5°C | 167 mm | 78% | 5.8 m/s | 3.5 |
| 1989 | 16.7°C | 14.6°C | 12.5°C | 20.3°C | 8.5°C | 196 mm | 80% | 5.1 m/s | 3.1 |
| 1988 ❄️ | 14.3°C | 12.3°C | 10.4°C | 20.0°C | 4.1°C | 92 mm | 73% | 6 m/s | 3.1 |
| 1987 | 15.2°C | 12.9°C | 10.7°C | 19.4°C | 5.8°C | 68 mm | 75% | 5.4 m/s | 3.4 |
| 1986 | 16.6°C | 14.6°C | 12.5°C | 24.0°C | 7.2°C | 64 mm | 74% | 4.8 m/s | 3.2 |
| 1985 | 17.2°C | 15.3°C | 13.4°C | 20.9°C | 5.7°C | 37 mm | 74% | 5.1 m/s | 3.2 |
| 1984 | 17.6°C | 15.8°C | 14.0°C | 19.8°C | 8.7°C | 67 mm | 79% | 4.7 m/s | 3.3 |
| 1983 | 16.6°C | 14.7°C | 12.8°C | 21.6°C | 6.0°C | 146 mm | 77% | 5.4 m/s | — |
| 1982 | 16.7°C | 14.6°C | 12.6°C | 21.6°C | 7.0°C | 47 mm | 73% | 5.1 m/s | — |
| 1981 | 15.0°C | 12.8°C | 10.7°C | 19.6°C | 6.4°C | 108 mm | 75% | 5.6 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 16.9°C with lows near 13.1°C (mean 15°C), based on 45 years of NASA POWER data.
October averages 111 mm of rainfall in Bay Shore, about average for rainfall. The wettest on record was 380 mm in 2005.
The hottest October reached 26°C in 2019. The coldest dipped to 4.1°C in 1988.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 1.6°C. Daytime highs moved from 16.6°C to 18°C and overnight lows from 12.7°C to 14.4°C over the same span.
October is one of the warmer months of the year in Bay Shore and about average for rainfall, so plan for around 16.9°C daytime highs and 13.1°C at night.
Not quite — October is the 8th coolest month in Bay Shore, averaging 15°C.
For October in Bay Shore, pack light layers you can adjust through the day, with typical highs of 16.9°C and lows of 13.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 77% — quite humid.
Average wind speed in October is 5.4 m/s. The windiest October on record averaged 6.3 m/s (2025).
The wettest October on record was 2005 with 380 mm. On average, October sees 111 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 Bay Shore 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.
