Salem weather in August
Temperature, sea and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Good
Best time to visit: July – August
What is the weather like in Salem in August?
In August, Salem is warm: daytime highs average 25 °C, and nights cool down to about 19 °C. The sea averages 19.0 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 7 hours a day. Rain is frequent, with about 9 rainy days and 83 mm in total. All in all, August is a good month for a holiday in Salem.
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 67 | 67 | 40 |
| Day | 25° | 25° | 21° |
| Night | 19° | 19° | 15° |
| Sea | 18° | 19° | 18° |
| Sun | 8 h | 7 h | 6 h |
| Rain days | 10 | 9 | 8 |
More details for August
- Daylight
- 13 h 58 min05:50 – 19:47
- UV index
- 8 · very highclear sky, noon (estimate)All months
- Muggy days
- 11 daysdew point 18 °C or moreAll months
- Wind
- 17 km/haverage daily peakAll months
- Cloud cover
- 54 %on averageAll months
- Hot days
- 2 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC−4America/New_York
How the score comes together
- Temperatureweight 35 %95 %
- Seaweight 25 %29 %
- Sunshineweight 20 %70 %
- Few rainy daysweight 20 %63 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in August
- Wetsuit for longer swims
- Sunscreen
- Sunglasses & sun hat
- Rain jacket or umbrella
Salem in August: quick answers
Is Salem hot in August?
Warm rather than hot: in August, daytime highs in Salem average 25 °C and nights cool to about 19 °C. On about 2 days the thermometer climbs to 30 °C or more.
Can you swim in Salem in August?
Only if you don't mind cold water: in August the sea averages just 19.0 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Salem in August?
Rain is frequent, with about 9 rainy days and 83 mm in total.
Salem month by month
The whole year in SalemAll destinations: USAWhere to go in AugustSea temperature in August
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences