July weather in Grafton, WV
The average temperature in Grafton in July is 71.3°F (61.4°F–81.2°F). Average precipitation: 5.48 inches.
July is a summer month in Grafton, and is warmer than the annual average of 51.5°F. Daily temperatures swing about 19.8°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 14h 31m. For travel, July is a wet month.
Avg High
81.2°F
Avg Low
61.4°F
Precipitation
5.48 in
Daylight
14h 31m
July records in Grafton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 90.0°F (2018) | 46.9°F (2010) | 0.89 in (2005) |
| July 2 | 90.0°F (2018) | 46.9°F (2001) | 0.93 in (2001) |
| July 3 | 89.1°F (2018) | 46.9°F (2001) | 0.65 in (2023) |
| July 4 | 90.0°F (2020) | 48.9°F (2001) | 1.22 in (2008) |
| July 5 | 91.9°F (2018) | 48.9°F (2014) | 2.02 in (2018) |
| July 6 | 91.9°F (2020) | 51.1°F (2014) | 2.00 in (2018) |
| July 7 | 93.9°F (2020) | 48.9°F (2001) | 0.90 in (2017) |
| July 8 | 96.1°F (2012) | 50.0°F (2001) | 1.25 in (2003) |
| July 9 | 91.9°F (2012) | 52.0°F (2018) | 0.97 in (2014) |
| July 10 | 93.0°F (2024) | 55.0°F (2006) | 2.80 in (2002) |
| July 11 | 91.9°F (2020) | 55.0°F (2023) | 3.13 in (2001) |
| July 12 | 91.0°F (2025) | 51.1°F (2002) | 1.64 in (1949) |
| July 13 | 91.0°F (2024) | 54.0°F (2001) | 1.76 in (2022) |
| July 14 | 93.9°F (2024) | 48.0°F (2009) | 0.72 in (2002) |
| July 15 | 93.0°F (2024) | 48.9°F (2009) | 0.59 in (2012) |
| July 16 | 95.0°F (2024) | 54.0°F (2009) | 1.27 in (2014) |
| July 17 | 96.1°F (2024) | 55.0°F (2004) | 1.55 in (2020) |
| July 18 | 90.0°F (2006) | 52.0°F (2014) | 1.74 in (2019) |
| July 19 | 90.0°F (2020) | 53.1°F (2018) | 1.68 in (2025) |
| July 20 | 91.0°F (2020) | 51.1°F (2003) | 0.90 in (2007) |
| July 21 | 90.0°F (2019) | 53.1°F (2003) | 0.76 in (2023) |
| July 22 | 91.9°F (2019) | 50.0°F (2007) | 0.61 in (1949) |
| July 23 | 93.0°F (2011) | 52.0°F (2007) | 1.81 in (2017) |
| July 24 | 90.0°F (2010) | 52.0°F (2007) | 1.53 in (2020) |
| July 25 | 91.0°F (2025) | 54.0°F (2008) | 0.18 in (2018) |
| July 26 | 89.1°F (2016) | 53.1°F (2017) | 0.90 in (2002) |
| July 27 | 91.0°F (2025) | 54.0°F (2017) | 3.13 in (2001) |
| July 28 | 89.1°F (2020) | 55.9°F (2008) | 1.31 in (2025) |
| July 29 | 91.9°F (2024) | 54.0°F (2014) | 2.50 in (2017) |
| July 30 | 90.0°F (2011) | 50.0°F (2014) | 0.96 in (2022) |
| July 31 | 93.0°F (2025) | 51.1°F (2014) | 0.54 in (2018) |