August weather in Bethel, DE
The average temperature in Bethel in August is 76.5°F (67.1°F–85.8°F). Average precipitation: 5.04 inches.
August is a summer month in Bethel, and is warmer than the annual average of 58.4°F. Daily temperatures swing about 18.7°F between overnight low and afternoon high. Daylight averages about 13h 30m. For travel, August is a wet month.
Avg High
85.8°F
Avg Low
67.1°F
Precipitation
5.04 in
Daylight
13h 30m
August records in Bethel
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 93.0°F (2024) | 55.9°F (2014) | 2.28 in (2013) |
| August 2 | 93.9°F (2024) | 55.0°F (2014) | 2.37 in (2014) |
| August 3 | 93.9°F (2024) | 55.9°F (2014) | 0.76 in (2014) |
| August 4 | 93.9°F (2022) | 53.1°F (2025) | 0.88 in (2020) |
| August 5 | 93.0°F (2022) | 55.9°F (2014) | 1.73 in (2015) |
| August 6 | 91.9°F (2018) | 55.9°F (2014) | 1.89 in (2020) |
| August 7 | 91.0°F (2018) | 55.9°F (2014) | 3.80 in (2017) |
| August 8 | 91.0°F (2018) | 55.9°F (2014) | 2.90 in (2023) |
| August 9 | 95.0°F (2012) | 55.9°F (2014) | 0.10 in (2024) |
| August 10 | 91.9°F (2022) | 57.9°F (2025) | 1.40 in (2012) |
| August 11 | 93.0°F (2021) | 57.9°F (2014) | 2.42 in (2012) |
| August 12 | 93.0°F (2021) | 62.1°F (2019) | 5.23 in (2017) |
| August 13 | 96.1°F (2021) | 57.9°F (2022) | 1.40 in (2020) |
| August 14 | 96.1°F (2016) | 57.9°F (2014) | 0.72 in (2021) |
| August 15 | 96.1°F (2016) | 57.0°F (2014) | 2.01 in (2025) |
| August 16 | 95.0°F (2016) | 52.0°F (2013) | 1.07 in (2016) |
| August 17 | 91.9°F (2016) | 55.9°F (2014) | 0.21 in (2021) |
| August 18 | 91.0°F (2019) | 55.9°F (2014) | 0.68 in (2020) |
| August 19 | 95.0°F (2019) | 55.9°F (2014) | 0.83 in (2017) |
| August 20 | 93.0°F (2019) | 57.0°F (2014) | 1.21 in (2021) |
| August 21 | 91.0°F (2022) | 51.1°F (2024) | 0.27 in (2021) |
| August 22 | 91.0°F (2019) | 52.0°F (2024) | 1.53 in (2016) |
| August 23 | 90.0°F (2019) | 54.0°F (2024) | 0.09 in (2019) |
| August 24 | 91.9°F (2021) | 54.0°F (2024) | 0.37 in (2019) |
| August 25 | 93.0°F (2021) | 57.0°F (2013) | 2.80 in (2012) |
| August 26 | 93.0°F (2016) | 55.9°F (2013) | 1.05 in (2012) |
| August 27 | 93.9°F (2021) | 57.0°F (2017) | 0.98 in (2022) |
| August 28 | 95.0°F (2024) | 54.0°F (2025) | 0.51 in (2021) |
| August 29 | 95.0°F (2024) | 55.0°F (2014) | 1.75 in (2017) |
| August 30 | 93.0°F (2018) | 53.1°F (2025) | 0.69 in (2024) |
| August 31 | 91.9°F (2018) | 53.1°F (2025) | 0.37 in (2022) |