August is one of the warmer months of the year in Doylestown, with average highs near 29°C and lows around 17.2°C (mean 23.1°C). It is a relatively wet time of year, averaging 112 mm of rainfall and 72% relative humidity across the period.
August is one of the warmer months of the year in Doylestown. Across 45 years of records, the warmest August in Doylestown was 2022 — when the month averaged 26°C — while the coldest was 1982 at 20.6°C. Typical August days reach 29°C with nights near 17.2°C. The long-term trend is warming, about 0.4°C per decade.
August is a relatively wet time of year in Doylestown, averaging 112 mm of rainfall. The wettest August on record was 2011 with 378 mm, while the driest was 1995 at 34 mm.
Relative humidity in Doylestown during August averages 72%. The most humid August was 2018 at 85%, and the least humid was 1995 at 58%.
August receives about 5.2 kWh/m²/day of solar energy in Doylestown. The sunniest Augusts were 2015 and 2022 at 5.8 kWh/m²/day, and the cloudiest were 1989, 1990 and 2000 at 4.7.
Average wind speed in Doylestown during August is 0.1 m/s. The windiest Augusts were 2023, 2024 and 2025, among others at 0.1 m/s, while the calmest were 2023, 2024 and 2025, among others at 0.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 22.1°C | 22.8°C | 23.6°C | 23.3°C | 24.0°C | +1.9°C |
| Avg High | 28.2°C | 29.0°C | 29.4°C | 29.0°C | 29.7°C | +1.5°C |
| Avg Low | 16.1°C | 16.6°C | 17.8°C | 17.6°C | 18.2°C | +2.1°C |
| Avg Rain | 93 mm | 109 mm | 106 mm | 129 mm | 124 mm | +31 mm |
August temperatures in Doylestown have risen by about 1.8°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 5.6°C (1982) to a record high of 39.4°C (2001).
Rainfall in August is a relatively wet time of year, averaging 112 mm, with a wettest year of 378 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.3°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 Doylestown
August is one of the best times to visit Doylestown. Expect days averaging 29°C and nights around 17.2°C (mean 23.1°C) — warmer than Doylestown's yearly average — with higher rainfall (112 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 | 29.3°C | 22.7°C | 16.0°C | 35.5°C | 10.3°C | 42 mm | 65% | 0.1 m/s | 5.4 |
| 2024 | 29.1°C | 23.5°C | 17.8°C | 35.4°C | 11.1°C | 156 mm | 76% | 0.1 m/s | 4.9 |
| 2023 | 28.5°C | 23.1°C | 17.7°C | 32.4°C | 13.3°C | 116 mm | 73% | 0.1 m/s | 5 |
| 2022 🔥 | 32.3°C | 26.0°C | 19.7°C | 37.5°C | 15.1°C | 69 mm | 63% | 0.1 m/s | 5.8 |
| 2021 | 29.9°C | 24.7°C | 19.5°C | 36.5°C | 14.5°C | 180 mm | 77% | 0.1 m/s | 4.8 |
| 2020 | 29.0°C | 23.8°C | 18.7°C | 33.9°C | 13.5°C | 178 mm | 77% | 0.1 m/s | 5.3 |
| 2019 | 28.6°C | 23.2°C | 17.8°C | 34.6°C | 13.0°C | 84 mm | 77% | 0.1 m/s | 5.4 |
| 2018 | 28.3°C | 23.9°C | 19.4°C | 32.8°C | 14.0°C | 193 mm | 85% | 0.1 m/s | 4.9 |
| 2017 | 27.2°C | 21.8°C | 16.4°C | 31.6°C | 11.7°C | 132 mm | 77% | 0.1 m/s | 5.1 |
| 2016 | 31.1°C | 25.1°C | 19.1°C | 34.1°C | 12.8°C | 65 mm | 70% | 0.1 m/s | 5.7 |
| 2015 | 30.7°C | 24.0°C | 17.3°C | 34.6°C | 13.7°C | 75 mm | 63% | 0.1 m/s | 5.8 |
| 2014 | 28.5°C | 22.1°C | 15.8°C | 34.0°C | 11.9°C | 76 mm | 69% | 0.1 m/s | 5.2 |
| 2013 | 26.8°C | 21.7°C | 16.5°C | 31.4°C | 10.7°C | 125 mm | 79% | 0.1 m/s | 4.9 |
| 2012 | 29.7°C | 23.8°C | 17.9°C | 33.8°C | 13.0°C | 103 mm | 71% | 0.1 m/s | 5.4 |
| 2011 🌧️ | 28.0°C | 22.6°C | 17.2°C | 33.7°C | 10.8°C | 378 mm | 78% | 0.1 m/s | 4.9 |
| 2010 | 30.8°C | 24.5°C | 18.1°C | 36.2°C | 12.7°C | 59 mm | 65% | 0.1 m/s | 4.9 |
| 2009 | 27.8°C | 23.2°C | 18.6°C | 31.5°C | 12.6°C | 187 mm | 83% | 0.1 m/s | 5.1 |
| 2008 | 29.2°C | 22.5°C | 15.8°C | 32.3°C | 11.5°C | 55 mm | 66% | 0.1 m/s | 5.7 |
| 2007 | 29.9°C | 23.7°C | 17.4°C | 36.0°C | 12.9°C | 124 mm | 72% | 0.1 m/s | 5 |
| 2006 | 29.1°C | 23.5°C | 17.8°C | 33.8°C | 11.6°C | 91 mm | 71% | 0.1 m/s | 5.4 |
| 2005 | 32.0°C | 25.8°C | 19.6°C | 37.9°C | 14.0°C | 56 mm | 66% | 0.1 m/s | 4.8 |
| 2004 | 27.3°C | 22.0°C | 16.8°C | 31.4°C | 10.4°C | 125 mm | 82% | 0.1 m/s | 4.9 |
| 2003 | 27.8°C | 23.0°C | 18.2°C | 30.8°C | 10.4°C | 136 mm | 84% | 0.1 m/s | 4.8 |
| 2002 | 32.0°C | 25.3°C | 18.6°C | 38.5°C | 13.6°C | 79 mm | 59% | 0.1 m/s | 5.4 |
| 2001 | 31.8°C | 25.2°C | 18.5°C | 39.4°C | 14.7°C | 90 mm | 64% | 0.1 m/s | 5.1 |
| 2000 | 26.6°C | 21.5°C | 16.5°C | 31.2°C | 9.2°C | 121 mm | 79% | 0.1 m/s | 4.7 |
| 1999 | 30.3°C | 23.8°C | 17.3°C | 36.8°C | 12.2°C | 127 mm | 61% | 0.1 m/s | 5.3 |
| 1998 | 30.5°C | 24.0°C | 17.4°C | 34.0°C | 10.6°C | 76 mm | 66% | 0.1 m/s | 5.4 |
| 1997 | 27.9°C | 21.8°C | 15.7°C | 33.7°C | 11.6°C | 123 mm | 69% | 0.1 m/s | 5.2 |
| 1996 | 27.5°C | 21.9°C | 16.2°C | 31.8°C | 12.6°C | 65 mm | 78% | 0.1 m/s | 5.4 |
| 1995 | 32.2°C | 24.7°C | 17.2°C | 36.7°C | 12.3°C | 34 mm | 58% | 0.1 m/s | 5.6 |
| 1994 | 26.5°C | 20.9°C | 15.2°C | 31.6°C | 9.2°C | 159 mm | 78% | 0.1 m/s | 4.9 |
| 1993 | 30.2°C | 23.8°C | 17.5°C | 35.2°C | 12.7°C | 110 mm | 69% | 0.1 m/s | 5.2 |
| 1992 | 27.5°C | 21.3°C | 15.1°C | 32.6°C | 9.8°C | 85 mm | 70% | 0.1 m/s | 5.3 |
| 1991 | 30.2°C | 23.7°C | 17.3°C | 35.4°C | 13.8°C | 113 mm | 68% | 0.1 m/s | 5.4 |
| 1990 | 27.3°C | 22.1°C | 16.9°C | 32.7°C | 12.4°C | 193 mm | 79% | 0.1 m/s | 4.7 |
| 1989 | 26.3°C | 21.4°C | 16.6°C | 30.9°C | 10.2°C | 102 mm | 82% | 0.1 m/s | 4.7 |
| 1988 | 30.1°C | 23.9°C | 17.7°C | 36.2°C | 9.9°C | 93 mm | 68% | 0.1 m/s | 5.1 |
| 1987 | 28.5°C | 22.1°C | 15.7°C | 33.7°C | 9.0°C | 128 mm | 71% | 0.1 m/s | 5 |
| 1986 | 26.8°C | 21.0°C | 15.3°C | 31.2°C | 5.6°C | 121 mm | 73% | 0.1 m/s | 5.3 |
| 1985 | 28.4°C | 22.4°C | 16.4°C | 34.7°C | 12.1°C | 87 mm | 69% | 0.1 m/s | 5.2 |
| 1984 | 26.9°C | 21.7°C | 16.6°C | 31.1°C | 8.8°C | 67 mm | 83% | 0.1 m/s | 5.7 |
| 1983 | 30.9°C | 24.0°C | 17.1°C | 36.1°C | 9.7°C | 81 mm | 66% | 0.1 m/s | — |
| 1982 ❄️ | 27.1°C | 20.6°C | 14.0°C | 31.7°C | 5.6°C | 92 mm | 69% | 0.1 m/s | — |
| 1981 | 29.0°C | 22.1°C | 15.3°C | 32.3°C | 9.3°C | 66 mm | 65% | 0.1 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 29°C with lows near 17.2°C (mean 23.1°C), based on 45 years of NASA POWER data.
August averages 112 mm of rainfall in Doylestown, a relatively wet time of year. The wettest on record was 378 mm in 2011.
The hottest August reached 39.4°C in 2001. The coldest dipped to 5.6°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 1.8°C. Daytime highs moved from 28.5°C to 29.8°C and overnight lows from 15.9°C to 18.1°C over the same span.
August is one of the warmer months of the year in Doylestown and a relatively wet time of year, so plan for around 29°C daytime highs and 17.2°C at night.
Not quite — August is the 11th coolest month in Doylestown, averaging 23.1°C.
For August in Doylestown, pack light layers you can adjust through the day, with typical highs of 29°C and lows of 17.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 72% — 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 378 mm. On average, August sees 112 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 Doylestown 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.
