October weather in Key Biscayne, FL

The average temperature in Key Biscayne in October is 81.6°F (76.1°F–87.2°F). Average precipitation: 6.33 inches.

October is a fall month in Key Biscayne, and is warmer than the annual average of 78.7°F. Daily temperatures swing about 11.1°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 11h 23m. For travel, October is a wet month.

Avg High
87.2°F
Avg Low
76.1°F
Precipitation
6.33 in
Daylight
11h 23m

October records in Key Biscayne

Date Record High Record Low Record Precip
October 1 93.0°F (2015) 70.0°F (2022) 1.94 in (2007)
October 2 93.0°F (2015) 71.1°F (2010) 1.01 in (2007)
October 3 91.0°F (2014) 70.0°F (2001) 3.88 in (2013)
October 4 90.0°F (2014) 71.1°F (2015) 7.60 in (2000)
October 5 91.0°F (2014) 72.0°F (2014) 2.89 in (2008)
October 6 90.0°F (2000) 71.1°F (2014) 2.08 in (2024)
October 7 90.0°F (2000) 70.0°F (2010) 1.00 in (2024)
October 8 91.9°F (2017) 71.1°F (2010) 0.70 in (2019)
October 9 93.0°F (2016) 68.0°F (2010) 1.51 in (2012)
October 10 91.0°F (2017) 68.0°F (2010) 2.36 in (2008)
October 11 91.9°F (2018) 70.0°F (2010) 0.32 in (2025)
October 12 91.0°F (2018) 72.0°F (2025) 1.59 in (2024)
October 13 91.9°F (2018) 72.0°F (2015) 1.43 in (2006)
October 14 91.9°F (2022) 71.1°F (2004) 1.73 in (2015)
October 15 90.0°F (2015) 69.1°F (2000) 4.57 in (2004)
October 16 91.0°F (2022) 64.9°F (2004) 4.08 in (1999)
October 17 91.0°F (2021) 61.0°F (2023) 3.51 in (2011)
October 18 91.0°F (2019) 53.1°F (2002) 0.28 in (2011)
October 19 89.1°F (2018) 59.0°F (2009) 1.34 in (2001)
October 20 89.1°F (2012) 60.1°F (2009) 0.69 in (2012)
October 21 93.0°F (2019) 64.9°F (2011) 2.08 in (2020)
October 22 91.0°F (2019) 64.0°F (2011) 1.84 in (2001)
October 23 90.0°F (2013) 64.9°F (2011) 4.41 in (2021)
October 24 90.0°F (2013) 62.1°F (2006) 2.20 in (2014)
October 25 91.0°F (2017) 57.0°F (2005) 3.04 in (2014)
October 26 88.0°F (2019) 55.0°F (2005) 0.91 in (2012)
October 27 90.0°F (2018) 55.9°F (2005) 2.26 in (2007)
October 28 91.0°F (2019) 57.9°F (2008) 0.35 in (2016)
October 29 90.0°F (2021) 55.9°F (2008) 3.20 in (2017)
October 30 91.0°F (2020) 55.9°F (2008) 0.71 in (2011)
October 31 90.0°F (2020) 54.0°F (2012) 3.11 in (2011)

Other months in Key Biscayne