Montauk Weather in August
Average highs run from 81°F on August 1 to 78°F on August 31, and lows from 67°F to 64°F. Normal precipitation for the month is 4.02 in over about 9 wet days.
August day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 80°F
- Average low
- 66°F
- Precipitation
- 4.02 in
- Record high
- 98°FAug 2, 2006
- Record low
- 54°FAug 24, 2013
- Chance of a freeze
- 0%
- Days of 90°F or more
- 0.8
- Daylight
- 14 h 20 min to 13 h 08 min
- Cloud cover
- 53%
- Humidity
- 83%
- Dew point
- 66°F
- Wind
- 8.9 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Aug 1 | 81°F | 67°F | 96°F 2006 | 60°F 2010 | 29% | 0% |
| Aug 2 | 81°F | 67°F | 98°F 2006 | 60°F 2023 | 29% | 0% |
| Aug 3 | 81°F | 67°F | 98°F 2006 | 59°F 2016 | 29% | 0% |
| Aug 4 | 81°F | 67°F | 87°F 2019 | 57°F 2016 | 29% | 0% |
| Aug 5 | 81°F | 67°F | 88°F 2006 | 59°F 2016 | 29% | 0% |
| Aug 6 | 81°F | 67°F | 90°F 2018 | 58°F 2004 | 29% | 0% |
| Aug 7 | 81°F | 67°F | 91°F 2001 | 58°F 2013 | 29% | 0% |
| Aug 8 | 81°F | 67°F | 96°F 2001 | 58°F 2025 | 29% | 0% |
| Aug 9 | 80°F | 67°F | 98°F 2001 | 57°F 2025 | 29% | 0% |
| Aug 10 | 80°F | 67°F | 87°F 2009 | 58°F 2007 | 30% | 0% |
| Aug 11 | 80°F | 67°F | 93°F 2005 | 60°F 2007 | 30% | 0% |
| Aug 12 | 80°F | 67°F | 88°F 2021 | 59°F 2006 | 30% | 0% |
| Aug 13 | 80°F | 67°F | 89°F 2021 | 55°F 2006 | 30% | 0% |
| Aug 14 | 80°F | 67°F | 91°F 2016 | 56°F 2010 | 30% | 0% |
| Aug 15 | 80°F | 67°F | 88°F 2016 | 57°F 2010 | 30% | 0% |
| Aug 16 | 80°F | 67°F | 87°F 2018 | 59°F 2001 | 30% | 0% |
| Aug 17 | 80°F | 66°F | 92°F 2002 | 59°F 2000 | 30% | 0% |
| Aug 18 | 80°F | 66°F | 89°F 2009 | 59°F 2007 | 30% | 0% |
| Aug 19 | 80°F | 66°F | 91°F 2002 | 60°F 1999 | 30% | 0% |
| Aug 20 | 79°F | 66°F | 87°F 2003 | 56°F 2008 | 30% | 0% |
| Aug 21 | 79°F | 66°F | 87°F 2003 | 55°F 2007 | 30% | 0% |
| Aug 22 | 79°F | 66°F | 89°F 2005 | 58°F 2004 | 30% | 0% |
| Aug 23 | 79°F | 66°F | 86°F 2006 | 57°F 2008 | 30% | 0% |
| Aug 24 | 79°F | 66°F | 86°F 2021 | 54°F 2013 | 30% | 0% |
| Aug 25 | 79°F | 65°F | 87°F 2021 | 54°F 2013 | 30% | 0% |
| Aug 26 | 79°F | 65°F | 89°F 2021 | 54°F 2001 | 30% | 0% |
| Aug 27 | 78°F | 65°F | 88°F 2021 | 54°F 2019 | 31% | 0% |
| Aug 28 | 78°F | 65°F | 89°F 2024 | 56°F 2008 | 31% | 0% |
| Aug 29 | 78°F | 65°F | 91°F 2018 | 56°F 2003 | 31% | 0% |
| Aug 30 | 78°F | 64°F | 90°F 2018 | 56°F 2014 | 31% | 0% |
| Aug 31 | 78°F | 64°F | 90°F 2010 | 55°F 2006 | 31% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- August 1
- sunrise 5:44 AM, sunset 8:04 PM
- August 31
- sunrise 6:14 AM, sunset 7:22 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00054780 (Montauk AP), public domain. Records: NOAA GHCN-Daily, station USW00054780, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.