Vinalhaven Weather in August
Average highs run from 77°F on August 1 to 74°F on August 31, and lows from 60°F to 57°F. Normal precipitation for the month is 3.37 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
- 76°F
- Average low
- 59°F
- Precipitation
- 3.37 in
- Record high
- 89°FAug 27, 2018
- Record low
- 45°FAug 27, 1989
- Chance of a freeze
- 0%
- Daylight
- 14 h 36 min to 13 h 16 min
- Cloud cover
- 57%
- Humidity
- 88%
- Dew point
- 59°F
- Wind
- 7.8 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 | 77°F | 60°F | 84°F 2017 | 52°F 2000 | 33% | 0% |
| Aug 2 | 77°F | 60°F | 88°F 2006 | 53°F 1992 | 33% | 0% |
| Aug 3 | 77°F | 60°F | 83°F 2018 | 52°F 2016 | 33% | 0% |
| Aug 4 | 77°F | 60°F | 79°F 1998 | 55°F 2005 | 33% | 0% |
| Aug 5 | 77°F | 60°F | 81°F 2018 | 54°F 2000 | 32% | 0% |
| Aug 6 | 77°F | 60°F | 87°F 2018 | 52°F 2013 | 32% | 0% |
| Aug 7 | 77°F | 60°F | 87°F 2018 | 50°F 1994 | 32% | 0% |
| Aug 8 | 77°F | 60°F | 83°F 1995 | 50°F 1995 | 32% | 0% |
| Aug 9 | 77°F | 60°F | 82°F 2018 | 49°F 1989 | 32% | 0% |
| Aug 10 | 77°F | 60°F | 81°F 2018 | 52°F 1989 | 31% | 0% |
| Aug 11 | 77°F | 60°F | 84°F 2016 | 52°F 1994 | 31% | 0% |
| Aug 12 | 77°F | 60°F | 85°F 2016 | 50°F 1996 | 31% | 0% |
| Aug 13 | 77°F | 60°F | 81°F 1995 | 47°F 1992 | 31% | 0% |
| Aug 14 | 77°F | 60°F | 85°F 2016 | 50°F 1996 | 31% | 0% |
| Aug 15 | 77°F | 60°F | 82°F 2016 | 51°F 1997 | 31% | 0% |
| Aug 16 | 77°F | 60°F | 84°F 2003 | 53°F 2017 | 30% | 0% |
| Aug 17 | 77°F | 59°F | 88°F 2002 | 50°F 2017 | 30% | 0% |
| Aug 18 | 76°F | 59°F | 79°F 2009 | 51°F 2000 | 30% | 0% |
| Aug 19 | 76°F | 59°F | 82°F 2002 | 50°F 1995 | 30% | 0% |
| Aug 20 | 76°F | 59°F | 80°F 2017 | 47°F 2007 | 30% | 0% |
| Aug 21 | 76°F | 59°F | 79°F 2017 | 47°F 1990 | 29% | 0% |
| Aug 22 | 76°F | 59°F | 81°F 1992 | 48°F 1990 | 29% | 0% |
| Aug 23 | 76°F | 59°F | 81°F 2009 | 50°F 1993 | 29% | 0% |
| Aug 24 | 76°F | 58°F | 79°F 2016 | 50°F 2003 | 29% | 0% |
| Aug 25 | 75°F | 58°F | 76°F 2016 | 46°F 1989 | 29% | 0% |
| Aug 26 | 75°F | 58°F | 81°F 2016 | 47°F 2017 | 28% | 0% |
| Aug 27 | 75°F | 58°F | 89°F 2018 | 45°F 1989 | 28% | 0% |
| Aug 28 | 75°F | 58°F | 84°F 2018 | 46°F 2017 | 28% | 0% |
| Aug 29 | 75°F | 57°F | 88°F 2018 | 46°F 2017 | 28% | 0% |
| Aug 30 | 74°F | 57°F | 87°F 2010 | 48°F 2001 | 28% | 0% |
| Aug 31 | 74°F | 57°F | 87°F 2010 | 46°F 2017 | 28% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- August 1
- sunrise 5:23 AM, sunset 7:59 PM
- August 31
- sunrise 5:57 AM, sunset 7:13 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00179593 (W Rockport 1 Nnw), public domain. Records: NOAA GHCN-Daily, station USC00176881, 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.