August weather in Dunkirk, NY
The average temperature in Dunkirk in August is 69.5°F (59.8°F–79.1°F). Average precipitation: 3.88 inches.
August is a summer month in Dunkirk, and is warmer than the annual average of 48.4°F. Daily temperatures swing about 19.3°F between overnight low and afternoon high. Daylight averages about 13h 44m. For travel, August is one of the best months of the year to visit.
Avg High
79.1°F
Avg Low
59.8°F
Precipitation
3.88 in
Daylight
13h 44m
August records in Dunkirk
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 84.0°F (2024) | 48.9°F (2025) | 0.83 in (2016) |
| August 2 | 87.1°F (2024) | 50.0°F (2025) | 0.17 in (2021) |
| August 3 | 87.1°F (2016) | 52.0°F (2025) | 0.38 in (2024) |
| August 4 | 93.0°F (2022) | 55.0°F (2021) | 0.52 in (2018) |
| August 5 | 87.1°F (2016) | 57.0°F (2021) | 1.02 in (2017) |
| August 6 | 88.0°F (2016) | 53.1°F (2015) | 0.74 in (2016) |
| August 7 | 89.1°F (2022) | 53.1°F (2015) | 0.59 in (2024) |
| August 8 | 88.0°F (2022) | 54.0°F (2015) | 1.18 in (2018) |
| August 9 | 90.0°F (2022) | 53.1°F (2015) | 0.32 in (2022) |
| August 10 | 90.0°F (2016) | 59.0°F (2015) | 2.26 in (2024) |
| August 11 | 89.1°F (2020) | 53.1°F (2019) | 1.12 in (2021) |
| August 12 | 89.1°F (2016) | 53.1°F (2022) | 0.28 in (2024) |
| August 13 | 89.1°F (2025) | 51.1°F (2015) | 0.43 in (2025) |
| August 14 | 93.0°F (2016) | 52.0°F (2015) | 0.96 in (2021) |
| August 15 | 84.9°F (2020) | 53.1°F (2021) | 0.01 in (2018) |
| August 16 | 84.9°F (2020) | 55.9°F (2021) | 0.31 in (2016) |
| August 17 | 87.1°F (2025) | 59.0°F (2022) | 0.50 in (2022) |
| August 18 | 87.1°F (2015) | 54.0°F (2025) | 1.60 in (2018) |
| August 19 | 84.0°F (2015) | 55.0°F (2025) | 0.45 in (2019) |
| August 20 | 87.1°F (2015) | 54.0°F (2020) | 0.27 in (2015) |
| August 21 | 88.0°F (2016) | 51.1°F (2024) | 0.60 in (2015) |
| August 22 | 84.9°F (2021) | 48.9°F (2024) | 0.84 in (2022) |
| August 23 | 84.9°F (2020) | 50.0°F (2024) | 0.01 in (2018) |
| August 24 | 87.1°F (2020) | 53.1°F (2019) | 0.52 in (2023) |
| August 25 | 87.1°F (2016) | 48.0°F (2019) | 1.13 in (2023) |
| August 26 | 89.1°F (2021) | 50.0°F (2017) | 0.37 in (2015) |
| August 27 | 88.0°F (2021) | 51.1°F (2025) | 0.40 in (2022) |
| August 28 | 91.0°F (2024) | 51.1°F (2023) | 0.35 in (2019) |
| August 29 | 88.0°F (2021) | 52.0°F (2023) | 1.05 in (2025) |
| August 30 | 88.0°F (2018) | 46.0°F (2025) | 1.06 in (2021) |
| August 31 | 86.0°F (2024) | 46.9°F (2025) | 1.68 in (2022) |