Mount Aetna Weather in August
Average highs run from 87°F on August 1 to 83°F on August 31, and lows from 67°F to 61°F. Normal precipitation for the month is 3.66 in.
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
- 85°F
- Average low
- 65°F
- Precipitation
- 3.66 in
- Record high
- 94°FAug 2, 1974
- Record low
- 37°FAug 24, 2003
- Chance of a freeze
- 0%
- Days of 90°F or more
- 7.2
- Daylight
- 14 h 13 min to 13 h 05 min
- Cloud cover
- 55%
- Humidity
- 67%
- Dew point
- 62°F
- Wind
- 5.4 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 | 87°F | 67°F | 93°F 2007 | 52°F 2003 | 0% | |
| Aug 2 | 87°F | 67°F | 94°F 1974 | 51°F 2003 | 0% | |
| Aug 3 | 86°F | 67°F | 92°F 1995 | 51°F 1985 | 0% | |
| Aug 4 | 86°F | 67°F | 91°F 1995 | 57°F 1970 | 0% | |
| Aug 5 | 86°F | 67°F | 90°F 2006 | 51°F 1972 | 0% | |
| Aug 6 | 86°F | 67°F | 89°F 2001 | 47°F 1994 | 0% | |
| Aug 7 | 86°F | 67°F | 91°F 2001 | 48°F 2003 | 0% | |
| Aug 8 | 86°F | 67°F | 93°F 1971 | 49°F 1989 | 0% | |
| Aug 9 | 86°F | 67°F | 93°F 2001 | 50°F 1989 | 0% | |
| Aug 10 | 86°F | 66°F | 91°F 2009 | 53°F 1972 | 0% | |
| Aug 11 | 86°F | 66°F | 88°F 2002 | 49°F 1968 | 0% | |
| Aug 12 | 86°F | 66°F | 90°F 2002 | 48°F 1968 | 0% | |
| Aug 13 | 86°F | 66°F | 92°F 2005 | 50°F 1979 | 0% | |
| Aug 14 | 86°F | 66°F | 93°F 1988 | 52°F 1983 | 0% | |
| Aug 15 | 86°F | 66°F | 91°F 1988 | 51°F 1979 | 0% | |
| Aug 16 | 85°F | 65°F | 94°F 1997 | 49°F 1979 | 0% | |
| Aug 17 | 85°F | 65°F | 94°F 1988 | 50°F 1979 | 0% | |
| Aug 18 | 85°F | 65°F | 90°F 1987 | 44°F 2003 | 0% | |
| Aug 19 | 85°F | 65°F | 88°F 1987 | 43°F 2003 | 0% | |
| Aug 20 | 85°F | 64°F | 94°F 1983 | 52°F 1998 | 0% | |
| Aug 21 | 85°F | 64°F | 93°F 1983 | 48°F 1969 | 0% | |
| Aug 22 | 85°F | 64°F | 90°F 1983 | 46°F 1982 | 0% | |
| Aug 23 | 84°F | 64°F | 91°F 1983 | 47°F 1973 | 0% | |
| Aug 24 | 84°F | 63°F | 88°F 1968 | 37°F 2003 | 0% | |
| Aug 25 | 84°F | 63°F | 91°F 2007 | 48°F 1977 | 0% | |
| Aug 26 | 84°F | 63°F | 87°F 2007 | 53°F 1982 | 0% | |
| Aug 27 | 84°F | 62°F | 86°F 2009 | 45°F 1969 | 0% | |
| Aug 28 | 83°F | 62°F | 90°F 1993 | 46°F 1968 | 0% | |
| Aug 29 | 83°F | 62°F | 87°F 1973 | 42°F 1982 | 0% | |
| Aug 30 | 83°F | 61°F | 89°F 1973 | 46°F 1976 | 0% | |
| Aug 31 | 83°F | 61°F | 89°F 1995 | 41°F 2003 | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- August 1
- sunrise 6:10 AM, sunset 8:23 PM
- August 31
- sunrise 6:38 AM, sunset 7:43 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00181790 (Hagerstown 1 E), public domain. Records: NOAA GHCN-Daily, station USC00181530, 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.