July weather in Grand Junction, CO
The average temperature in Grand Junction in July is 80.3°F (66.0°F–94.5°F). Average precipitation: 0.89 inches.
July is a summer month in Grand Junction, and is warmer than the annual average of 54.6°F. Daily temperatures swing about 28.5°F between overnight low and afternoon high. Daylight averages about 14h 29m. For travel, July is hot.
Avg High
94.5°F
Avg Low
66.0°F
Precipitation
0.89 in
Daylight
14h 29m
July records in Grand Junction
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 100.0°F (2012) | 53.1°F (2020) | 0.15 in (2016) |
| July 2 | 98.1°F (2012) | 60.1°F (2018) | 0.03 in (2016) |
| July 3 | 99.0°F (2012) | 59.0°F (2024) | 0.15 in (2025) |
| July 4 | 100.9°F (2021) | 60.1°F (2025) | 0.12 in (2015) |
| July 5 | 102.0°F (2017) | 64.0°F (2019) | 0.04 in (2015) |
| July 6 | 102.0°F (2017) | 60.1°F (2024) | 0.06 in (2022) |
| July 7 | 100.9°F (2021) | 60.1°F (2015) | 0.56 in (2015) |
| July 8 | 104.0°F (2021) | 60.1°F (2015) | 0.19 in (2015) |
| July 9 | 107.1°F (2021) | 57.0°F (2015) | 0.15 in (2015) |
| July 10 | 102.0°F (2013) | 55.9°F (2015) | 0.14 in (2015) |
| July 11 | 102.0°F (2020) | 61.0°F (2015) | 0.18 in (2017) |
| July 12 | 102.9°F (2024) | 57.0°F (2016) | 0.01 in (2017) |
| July 13 | 102.9°F (2020) | 62.1°F (2016) | 0.31 in (2021) |
| July 14 | 102.0°F (2025) | 63.0°F (2017) | 0.06 in (2015) |
| July 15 | 100.9°F (2025) | 61.0°F (2015) | 0.48 in (2015) |
| July 16 | 100.9°F (2016) | 59.0°F (2015) | 0.11 in (2014) |
| July 17 | 106.0°F (2023) | 64.0°F (2012) | 0.32 in (2013) |
| July 18 | 102.0°F (2023) | 63.0°F (2015) | 0.11 in (2013) |
| July 19 | 102.0°F (2018) | 62.1°F (2015) | 0.78 in (2017) |
| July 20 | 100.0°F (2021) | 61.0°F (2015) | 0.06 in (2019) |
| July 21 | 100.9°F (2018) | 63.0°F (2015) | 0.39 in (2017) |
| July 22 | 102.9°F (2022) | 60.1°F (2015) | 0.19 in (2016) |
| July 23 | 104.0°F (2023) | 61.0°F (2020) | 0.02 in (2012) |
| July 24 | 100.9°F (2023) | 63.0°F (2020) | 0.16 in (2022) |
| July 25 | 100.9°F (2023) | 60.1°F (2015) | 0.16 in (2021) |
| July 26 | 99.0°F (2023) | 63.0°F (2015) | 0.08 in (2016) |
| July 27 | 100.9°F (2016) | 63.0°F (2025) | 0.19 in (2013) |
| July 28 | 102.9°F (2016) | 62.1°F (2013) | 0.38 in (2013) |
| July 29 | 102.0°F (2016) | 59.0°F (2013) | 0.75 in (2014) |
| July 30 | 100.0°F (2023) | 60.1°F (2013) | 0.15 in (2021) |
| July 31 | 100.0°F (2020) | 60.1°F (2014) | 0.02 in (2023) |