August weather in Newcastle, OK
The average temperature in Newcastle in August is 82.0°F (71.1°F–93.0°F). Average precipitation: inches.
August is a summer month in Newcastle, and is warmer than the annual average of 61.2°F. Daily temperatures swing about 21.9°F between overnight low and afternoon high. Daylight averages about 13h 20m. For travel, August is hot.
Avg High
93.0°F
Avg Low
71.1°F
Precipitation
in
Daylight
13h 20m
August records in Newcastle
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 111.0°F (2012) | 61.0°F (2018) | 0.36 in (2017) |
| August 2 | 111.0°F (2012) | 64.0°F (2014) | 0.10 in (2024) |
| August 3 | 111.0°F (2012) | 62.1°F (2020) | 0.12 in (2025) |
| August 4 | 109.0°F (2011) | 64.0°F (2021) | 0.50 in (2015) |
| August 5 | 109.9°F (2011) | 62.1°F (2020) | 0.54 in (2009) |
| August 6 | 109.0°F (2011) | 66.9°F (2021) | 1.25 in (2009) |
| August 7 | 105.1°F (2012) | 66.9°F (2023) | 0.19 in (2018) |
| August 8 | 108.0°F (2011) | 66.9°F (2018) | 1.08 in (2018) |
| August 9 | 102.9°F (2011) | 66.0°F (2017) | 0.76 in (2014) |
| August 10 | 102.9°F (2019) | 63.0°F (2024) | 0.36 in (2017) |
| August 11 | 104.0°F (2023) | 63.0°F (2012) | 5.48 in (2024) |
| August 12 | 104.0°F (2019) | 64.0°F (2014) | 1.63 in (2017) |
| August 13 | 102.0°F (2010) | 64.0°F (2014) | 0.99 in (2013) |
| August 14 | 102.0°F (2010) | 64.9°F (2023) | 3.47 in (2018) |
| August 15 | 100.0°F (2022) | 60.1°F (2023) | 0.14 in (2013) |
| August 16 | 102.9°F (2011) | 60.1°F (2023) | 0.87 in (2017) |
| August 17 | 100.9°F (2019) | 63.0°F (2013) | 0.43 in (2021) |
| August 18 | 102.0°F (2011) | 64.0°F (2013) | 1.33 in (2009) |
| August 19 | 106.0°F (2023) | 57.0°F (2015) | 0.52 in (2015) |
| August 20 | 106.0°F (2023) | 52.0°F (2015) | 0.16 in (2009) |
| August 21 | 102.9°F (2023) | 57.9°F (2016) | 0.42 in (2022) |
| August 22 | 102.0°F (2011) | 55.9°F (2016) | 2.06 in (2017) |
| August 23 | 104.0°F (2011) | 66.9°F (2009) | 2.04 in (2019) |
| August 24 | 108.0°F (2011) | 64.0°F (2017) | 0.57 in (2010) |
| August 25 | 105.1°F (2023) | 63.0°F (2015) | 1.52 in (2012) |
| August 26 | 102.9°F (2011) | 57.0°F (2010) | 1.28 in (2019) |
| August 27 | 105.1°F (2011) | 57.0°F (2010) | 0.54 in (2020) |
| August 28 | 106.0°F (2011) | 64.9°F (2009) | 0.47 in (2025) |
| August 29 | 99.0°F (2011) | 61.0°F (2009) | 0.30 in (2022) |
| August 30 | 102.0°F (2011) | 60.1°F (2009) | 1.31 in (2019) |
| August 31 | 104.0°F (2011) | 57.0°F (2009) | 3.58 in (2020) |