August weather in Gallup, NM
The average temperature in Gallup in August is 69.8°F (55.3°F–84.3°F). Average precipitation: 2.36 inches.
August is a summer month in Gallup, and is warmer than the annual average of 50.2°F. Daily temperatures swing about 29°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 21m. For travel, August is a comfortable month to visit.
Avg High
84.3°F
Avg Low
55.3°F
Precipitation
2.36 in
Daylight
13h 21m
August records in Gallup
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 93.9°F (2024) | 53.1°F (2009) | 1.27 in (2010) |
| August 2 | 96.1°F (2008) | 54.0°F (2009) | 0.28 in (2010) |
| August 3 | 96.1°F (2008) | 52.0°F (2015) | 0.45 in (2013) |
| August 4 | 93.0°F (2008) | 45.0°F (2025) | 0.48 in (2010) |
| August 5 | 93.9°F (2009) | 52.0°F (2015) | 0.82 in (2007) |
| August 6 | 95.0°F (2009) | 52.0°F (2014) | 0.79 in (2016) |
| August 7 | 96.1°F (2025) | 52.0°F (2020) | 1.33 in (2007) |
| August 8 | 96.1°F (2025) | 46.9°F (2009) | 0.83 in (2010) |
| August 9 | 93.9°F (2025) | 48.0°F (2009) | 0.13 in (2008) |
| August 10 | 93.9°F (2025) | 48.9°F (2009) | 0.40 in (2023) |
| August 11 | 91.9°F (2012) | 50.0°F (2020) | 0.84 in (2005) |
| August 12 | 93.0°F (2009) | 52.0°F (2025) | 0.74 in (2017) |
| August 13 | 96.1°F (2021) | 52.0°F (2020) | 0.73 in (2017) |
| August 14 | 91.9°F (2012) | 53.1°F (2016) | 0.61 in (2011) |
| August 15 | 93.9°F (2020) | 50.0°F (2011) | 0.56 in (2005) |
| August 16 | 93.9°F (2020) | 45.0°F (2025) | 0.25 in (2022) |
| August 17 | 93.9°F (2020) | 48.0°F (2009) | 0.15 in (2007) |
| August 18 | 91.9°F (2020) | 48.0°F (2008) | 0.10 in (2023) |
| August 19 | 91.9°F (2020) | 46.9°F (2009) | 0.91 in (2022) |
| August 20 | 93.0°F (2020) | 48.0°F (2018) | 0.12 in (2004) |
| August 21 | 95.0°F (2020) | 50.0°F (2021) | 0.13 in (2012) |
| August 22 | 93.9°F (2009) | 50.0°F (2004) | 0.34 in (2016) |
| August 23 | 93.0°F (2020) | 48.9°F (2004) | 0.50 in (2015) |
| August 24 | 93.9°F (2020) | 48.9°F (2004) | 0.32 in (2024) |
| August 25 | 91.9°F (2020) | 46.0°F (2016) | 0.42 in (2006) |
| August 26 | 91.9°F (2020) | 48.9°F (2010) | 0.55 in (2018) |
| August 27 | 93.0°F (2019) | 48.0°F (2014) | 1.15 in (2022) |
| August 28 | 93.0°F (2019) | 45.0°F (2014) | 0.16 in (2015) |
| August 29 | 91.9°F (2019) | 42.1°F (2016) | 0.11 in (2020) |
| August 30 | 91.0°F (2011) | 46.0°F (2016) | 0.11 in (2020) |
| August 31 | 91.0°F (2011) | 50.0°F (2012) | 0.82 in (2015) |