Heathrow Weather in October
Average highs run from 87°F on October 1 to 81°F on October 31, and lows from 71°F to 63°F. Normal precipitation for the month is 4.26 in over about 9 wet days.
October day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
October at a glance
- Average high
- 84°F
- Average low
- 67°F
- Precipitation
- 4.26 in
- Record high
- 97°FOct 7, 1951
- Record low
- 40°FOct 29, 2008
- Chance of a freeze
- 0%
- Days of 90°F or more
- 4.2
- Daylight
- 11 h 52 min to 11 h 04 min
- Cloud cover
- 50%
- Humidity
- 81%
- Dew point
- 67°F
- Wind
- 7.4 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Oct 1 | 87°F | 71°F | 93°F 1958 | 59°F 2009 | 40% |
| Oct 2 | 87°F | 71°F | 94°F 1959 | 59°F 2001 | 39% |
| Oct 3 | 87°F | 71°F | 94°F 1959 | 59°F 2001 | 39% |
| Oct 4 | 86°F | 71°F | 92°F 2012 | 59°F 2011 | 38% |
| Oct 5 | 86°F | 70°F | 94°F 1951 | 60°F 2014 | 38% |
| Oct 6 | 86°F | 70°F | 96°F 1951 | 57°F 2014 | 37% |
| Oct 7 | 86°F | 70°F | 97°F 1951 | 54°F 2010 | 37% |
| Oct 8 | 86°F | 70°F | 93°F 2009 | 57°F 2010 | 36% |
| Oct 9 | 86°F | 69°F | 94°F 2009 | 53°F 2000 | 35% |
| Oct 10 | 85°F | 69°F | 94°F 2009 | 54°F 2000 | 35% |
| Oct 11 | 85°F | 69°F | 94°F 2018 | 55°F 1951 | 34% |
| Oct 12 | 85°F | 68°F | 93°F 2002 | 59°F 1951 | 33% |
| Oct 13 | 85°F | 68°F | 92°F 2002 | 61°F 1963 | 32% |
| Oct 14 | 84°F | 68°F | 91°F 2018 | 60°F 2004 | 32% |
| Oct 15 | 84°F | 68°F | 91°F 1959 | 53°F 1955 | 31% |
| Oct 16 | 84°F | 67°F | 94°F 2018 | 51°F 2004 | 31% |
| Oct 17 | 84°F | 67°F | 93°F 2018 | 51°F 2023 | 30% |
| Oct 18 | 84°F | 67°F | 92°F 2007 | 47°F 2009 | 29% |
| Oct 19 | 83°F | 66°F | 92°F 2006 | 50°F 1955 | 29% |
| Oct 20 | 83°F | 66°F | 92°F 2006 | 50°F 2011 | 28% |
| Oct 21 | 83°F | 66°F | 92°F 2002 | 47°F 2011 | 28% |
| Oct 22 | 83°F | 65°F | 92°F 2002 | 50°F 2011 | 27% |
| Oct 23 | 82°F | 65°F | 91°F 2007 | 52°F 2016 | 27% |
| Oct 24 | 82°F | 65°F | 90°F 2001 | 51°F 2006 | 27% |
| Oct 25 | 82°F | 64°F | 91°F 2010 | 47°F 2005 | 26% |
| Oct 26 | 82°F | 64°F | 92°F 2010 | 51°F 2005 | 26% |
| Oct 27 | 82°F | 64°F | 92°F 2010 | 48°F 1957 | 26% |
| Oct 28 | 81°F | 63°F | 92°F 2002 | 45°F 1957 | 25% |
| Oct 29 | 81°F | 63°F | 92°F 2009 | 40°F 2008 | 25% |
| Oct 30 | 81°F | 63°F | 90°F 1959 | 43°F 2017 | 25% |
| Oct 31 | 81°F | 63°F | 91°F 2019 | 46°F 2017 | 24% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (EDT).
- October 1
- sunrise 7:19 AM, sunset 7:11 PM
- October 31
- sunrise 7:37 AM, sunset 6:41 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00087982 (Sanford), public domain. Records: NOAA GHCN-Daily, station USW00012854, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.