August is one of the warmer months of the year in Scranton, with average highs near 25.9°C and lows around 14.4°C (mean 20.2°C). It is a relatively wet time of year, averaging 105 mm of rainfall and 74% relative humidity across the period.
August is one of the warmer months of the year in Scranton. Across 45 years of records, the warmest August in Scranton was 2005 — when the month averaged 22.7°C — while the coldest was 1986 at 17.8°C. Typical August days reach 25.9°C with nights near 14.4°C. The long-term trend is warming, about 0.3°C per decade.
August is a relatively wet time of year in Scranton, averaging 105 mm of rainfall. The wettest August on record was 2011 with 238 mm, while the driest was 1995 at 44 mm.
Relative humidity in Scranton during August averages 74%. The most humid August was 2018 at 87%, and the least humid was 1995 at 58%.
August receives about 5 kWh/m²/day of solar energy in Scranton. The sunniest August was 2015 at 5.6 kWh/m²/day, and the cloudiest were 1990, 1994 and 2024 at 4.5.
Average wind speed in Scranton during August is 0.1 m/s. The windiest Augusts were 2022, 2024 and 2025, among others at 0.1 m/s, while the calmest were 2018, 2020 and 2023, among others at 0 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 19.4°C | 19.9°C | 20.5°C | 20.1°C | 20.7°C | +1.3°C |
| Avg High | 25.5°C | 26.0°C | 26.2°C | 25.5°C | 26.2°C | +0.7°C |
| Avg Low | 13.4°C | 13.9°C | 14.8°C | 14.7°C | 15.3°C | +1.9°C |
| Avg Rain | 86 mm | 93 mm | 101 mm | 122 mm | 133 mm | +48 mm |
August temperatures in Scranton have risen by about 1.4°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 2.8°C (1982) to a record high of 36.6°C (2001).
Rainfall in August is a relatively wet time of year, averaging 105 mm, with a wettest year of 238 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.5°C per decade, narrowing the gap between day and night.
One of the best times to visit Scranton
August is one of the best times to visit Scranton. Expect days averaging 25.9°C and nights around 14.4°C (mean 20.2°C) — warmer than Scranton's yearly average — with higher rainfall (105 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 26.5°C | 20.0°C | 13.4°C | 33.8°C | 6.3°C | 45 mm | 66% | 0.1 m/s | 5.4 |
| 2024 | 24.9°C | 20.0°C | 15.1°C | 30.8°C | 8.9°C | 185 mm | 82% | 0.1 m/s | 4.5 |
| 2023 | 24.3°C | 19.4°C | 14.4°C | 27.2°C | 10.2°C | 172 mm | 81% | 0 m/s | 4.7 |
| 2022 | 28.9°C | 22.6°C | 16.4°C | 34.0°C | 10.2°C | 74 mm | 66% | 0.1 m/s | 5.5 |
| 2021 | 26.4°C | 21.6°C | 16.9°C | 31.2°C | 11.2°C | 172 mm | 82% | 0.1 m/s | 4.7 |
| 2020 | 26.2°C | 20.7°C | 15.3°C | 31.2°C | 9.3°C | 154 mm | 78% | 0 m/s | 5.5 |
| 2019 | 24.4°C | 19.7°C | 14.9°C | 27.9°C | 9.7°C | 97 mm | 83% | 0.1 m/s | 5.3 |
| 2018 | 25.4°C | 21.2°C | 16.9°C | 29.6°C | 11.0°C | 202 mm | 87% | 0 m/s | 4.6 |
| 2017 | 23.5°C | 18.4°C | 13.3°C | 28.3°C | 7.2°C | 105 mm | 81% | 0.1 m/s | 5.2 |
| 2016 | 27.4°C | 21.8°C | 16.3°C | 31.3°C | 10.4°C | 96 mm | 75% | 0.1 m/s | 5.5 |
| 2015 | 27.0°C | 20.6°C | 14.1°C | 31.5°C | 9.8°C | 84 mm | 69% | 0.1 m/s | 5.6 |
| 2014 | 25.0°C | 19.1°C | 13.3°C | 29.6°C | 8.3°C | 90 mm | 73% | 0.1 m/s | 4.9 |
| 2013 | 24.6°C | 19.3°C | 13.9°C | 29.5°C | 7.2°C | 120 mm | 77% | 0.1 m/s | 5 |
| 2012 | 26.7°C | 20.8°C | 14.9°C | 32.4°C | 8.8°C | 91 mm | 71% | 0.1 m/s | 5.3 |
| 2011 🌧️ | 23.9°C | 19.1°C | 14.2°C | 30.2°C | 8.1°C | 238 mm | 83% | 0.1 m/s | 4.6 |
| 2010 | 27.3°C | 21.2°C | 15.2°C | 32.7°C | 8.8°C | 98 mm | 69% | 0.1 m/s | 4.8 |
| 2009 | 25.0°C | 20.1°C | 15.3°C | 29.5°C | 8.1°C | 135 mm | 84% | 0 m/s | 5 |
| 2008 | 24.4°C | 18.6°C | 12.7°C | 29.1°C | 6.8°C | 70 mm | 74% | 0.1 m/s | 5.4 |
| 2007 | 27.1°C | 21.0°C | 14.8°C | 33.4°C | 10.3°C | 108 mm | 73% | 0.1 m/s | 5 |
| 2006 | 24.3°C | 19.2°C | 14.2°C | 30.1°C | 7.5°C | 122 mm | 81% | 0.1 m/s | 5.3 |
| 2005 🔥 | 29.1°C | 22.7°C | 16.3°C | 34.6°C | 10.7°C | 97 mm | 68% | 0 m/s | 4.7 |
| 2004 | 24.1°C | 19.1°C | 14.1°C | 28.3°C | 7.3°C | 158 mm | 85% | 0 m/s | 4.6 |
| 2003 | 25.2°C | 20.3°C | 15.4°C | 30.1°C | 7.6°C | 116 mm | 84% | 0.1 m/s | 4.7 |
| 2002 | 29.2°C | 22.5°C | 15.9°C | 35.8°C | 11.2°C | 55 mm | 59% | 0.1 m/s | 5.4 |
| 2001 | 29.0°C | 22.5°C | 15.9°C | 36.6°C | 10.7°C | 89 mm | 63% | 0.1 m/s | 4.9 |
| 2000 | 24.6°C | 19.2°C | 13.7°C | 29.8°C | 5.7°C | 61 mm | 77% | 0 m/s | 4.7 |
| 1999 | 27.4°C | 20.7°C | 13.9°C | 31.9°C | 8.8°C | 74 mm | 62% | 0 m/s | 5 |
| 1998 | 26.3°C | 20.5°C | 14.6°C | 29.7°C | 6.6°C | 52 mm | 73% | 0.1 m/s | 5 |
| 1997 | 25.0°C | 19.0°C | 13.1°C | 31.0°C | 8.1°C | 134 mm | 70% | 0.1 m/s | 4.6 |
| 1996 | 24.5°C | 19.0°C | 13.5°C | 29.6°C | 8.4°C | 57 mm | 80% | 0.1 m/s | 5.3 |
| 1995 | 29.9°C | 22.5°C | 15.1°C | 34.2°C | 9.5°C | 44 mm | 58% | 0.1 m/s | 5.5 |
| 1994 | 23.0°C | 17.9°C | 12.7°C | 27.7°C | 6.2°C | 179 mm | 83% | 0.1 m/s | 4.5 |
| 1993 | 27.4°C | 21.0°C | 14.6°C | 33.2°C | 7.4°C | 92 mm | 69% | 0.1 m/s | 5 |
| 1992 | 23.7°C | 18.0°C | 12.3°C | 30.7°C | 6.3°C | 76 mm | 76% | 0.1 m/s | 5.1 |
| 1991 | 27.8°C | 21.3°C | 14.8°C | 33.4°C | 10.5°C | 81 mm | 67% | 0.1 m/s | 4.9 |
| 1990 | 24.6°C | 19.4°C | 14.2°C | 31.6°C | 10.6°C | 145 mm | 81% | 0.1 m/s | 4.5 |
| 1989 | 24.6°C | 19.2°C | 13.8°C | 28.4°C | 6.8°C | 70 mm | 77% | 0 m/s | 4.8 |
| 1988 | 28.0°C | 21.6°C | 15.1°C | 34.7°C | 5.7°C | 121 mm | 66% | 0.1 m/s | 5.1 |
| 1987 | 26.3°C | 19.7°C | 13.1°C | 33.3°C | 6.6°C | 122 mm | 69% | 0 m/s | 4.6 |
| 1986 ❄️ | 23.0°C | 17.8°C | 12.6°C | 27.3°C | 3.0°C | 92 mm | 79% | 0.1 m/s | 5.2 |
| 1985 | 25.5°C | 19.2°C | 12.9°C | 30.8°C | 9.4°C | 81 mm | 70% | 0.1 m/s | 4.9 |
| 1984 | 24.4°C | 19.3°C | 14.3°C | 27.6°C | 5.4°C | 87 mm | 84% | 0.1 m/s | 5.5 |
| 1983 | 27.0°C | 20.5°C | 14.0°C | 32.3°C | 6.8°C | 76 mm | 71% | 0.1 m/s | — |
| 1982 | 24.6°C | 18.0°C | 11.4°C | 29.1°C | 2.8°C | 74 mm | 69% | 0.1 m/s | — |
| 1981 | 26.4°C | 19.7°C | 13.0°C | 29.9°C | 6.3°C | 49 mm | 67% | 0.1 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 25.9°C with lows near 14.4°C (mean 20.2°C), based on 45 years of NASA POWER data.
August averages 105 mm of rainfall in Scranton, a relatively wet time of year. The wettest on record was 238 mm in 2011.
The hottest August reached 36.6°C in 2001. The coldest dipped to 2.8°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 1.4°C. Daytime highs moved from 25.6°C to 26.2°C and overnight lows from 13.1°C to 15.2°C over the same span.
August is one of the warmer months of the year in Scranton and a relatively wet time of year, so plan for around 25.9°C daytime highs and 14.4°C at night.
Not quite — August is the 11th coolest month in Scranton, averaging 20.2°C.
For August in Scranton, pack light layers you can adjust through the day, with typical highs of 25.9°C and lows of 14.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 74% — moderately humid.
Average wind speed in August is 0.1 m/s. The windiest August on record averaged 0.1 m/s (1981).
The wettest August on record was 2011 with 238 mm. On average, August sees 105 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Scranton behaves each August, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for August specifically, along with year-by-year records and how the month has changed over the decades.
