May weather in Dunkirk, NY
The average temperature in Dunkirk in May is 56.8°F (46.4°F–67.2°F). Average precipitation: 3.99 inches.
May is a spring month in Dunkirk, and is warmer than the annual average of 48.4°F. Daily temperatures swing about 20.8°F between overnight low and afternoon high. Daylight averages about 14h 25m. For travel, May is a comfortable month to visit.
Avg High
67.2°F
Avg Low
46.4°F
Precipitation
3.99 in
Daylight
14h 25m
May records in Dunkirk
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 63.0°F (2024) | 33.1°F (2022) | 0.91 in (2016) |
| May 2 | 80.1°F (2019) | 36.0°F (2023) | 1.26 in (2017) |
| May 3 | 79.0°F (2018) | 34.0°F (2023) | 0.80 in (2023) |
| May 4 | 79.0°F (2024) | 35.1°F (2016) | 0.44 in (2022) |
| May 5 | 82.0°F (2018) | 30.9°F (2020) | 1.10 in (2017) |
| May 6 | 75.0°F (2025) | 33.1°F (2020) | 1.12 in (2017) |
| May 7 | 69.1°F (2018) | 32.0°F (2020) | 0.43 in (2017) |
| May 8 | 72.0°F (2024) | 30.0°F (2020) | 0.22 in (2021) |
| May 9 | 72.0°F (2018) | 28.9°F (2020) | 0.03 in (2020) |
| May 10 | 80.1°F (2018) | 32.0°F (2020) | 0.53 in (2019) |
| May 11 | 78.1°F (2022) | 33.1°F (2019) | 0.21 in (2020) |
| May 12 | 78.1°F (2022) | 30.0°F (2020) | 0.68 in (2018) |
| May 13 | 82.9°F (2022) | 27.0°F (2020) | 0.35 in (2016) |
| May 14 | 82.0°F (2022) | 33.1°F (2020) | 0.21 in (2019) |
| May 15 | 81.0°F (2022) | 37.0°F (2023) | 0.74 in (2018) |
| May 16 | 78.1°F (2025) | 39.0°F (2016) | 0.91 in (2020) |
| May 17 | 80.1°F (2017) | 42.1°F (2016) | 0.47 in (2022) |
| May 18 | 86.0°F (2017) | 33.1°F (2023) | 0.70 in (2024) |
| May 19 | 82.9°F (2017) | 37.9°F (2016) | 0.46 in (2017) |
| May 20 | 84.0°F (2019) | 36.0°F (2025) | 0.62 in (2018) |
| May 21 | 89.1°F (2024) | 37.9°F (2019) | 0.37 in (2023) |
| May 22 | 84.0°F (2021) | 39.0°F (2019) | 1.04 in (2025) |
| May 23 | 87.1°F (2024) | 43.0°F (2022) | 1.03 in (2020) |
| May 24 | 77.0°F (2023) | 41.0°F (2022) | 0.19 in (2019) |
| May 25 | 88.0°F (2020) | 36.0°F (2023) | 0.39 in (2017) |
| May 26 | 84.9°F (2019) | 34.0°F (2023) | 1.14 in (2017) |
| May 27 | 90.0°F (2020) | 42.1°F (2023) | 0.47 in (2022) |
| May 28 | 84.9°F (2020) | 46.9°F (2023) | 0.19 in (2022) |
| May 29 | 90.0°F (2016) | 39.9°F (2021) | 1.03 in (2021) |
| May 30 | 84.9°F (2016) | 42.1°F (2021) | 0.52 in (2020) |
| May 31 | 89.1°F (2018) | 39.9°F (2021) | 0.04 in (2025) |