May weather in Horntown, OK
The average temperature in Horntown in May is 69.0°F (59.6°F–78.5°F). Average precipitation: inches.
May is a spring month in Horntown, and is warmer than the annual average of 61.2°F. Daily temperatures swing about 18.9°F between overnight low and afternoon high. Daylight averages about 13h 51m. For travel, May is one of the best months of the year to visit.
Avg High
78.5°F
Avg Low
59.6°F
Precipitation
in
Daylight
13h 51m
May records in Horntown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 82.9°F (2013) | 39.0°F (2014) | 0.74 in (2019) |
| May 2 | 82.9°F (2020) | 39.0°F (2011) | 2.12 in (2025) |
| May 3 | 88.0°F (2012) | 34.0°F (2013) | 0.98 in (2021) |
| May 4 | 91.9°F (2014) | 41.0°F (2013) | 0.65 in (2021) |
| May 5 | 89.1°F (2014) | 45.0°F (2013) | 1.49 in (2022) |
| May 6 | 87.1°F (2010) | 45.0°F (2013) | 1.63 in (2025) |
| May 7 | 89.1°F (2018) | 50.0°F (2013) | 0.55 in (2015) |
| May 8 | 88.0°F (2018) | 39.9°F (2010) | 1.22 in (2015) |
| May 9 | 88.0°F (2018) | 39.9°F (2020) | 2.44 in (2015) |
| May 10 | 89.1°F (2016) | 43.0°F (2019) | 0.96 in (2017) |
| May 11 | 86.0°F (2022) | 46.9°F (2015) | 0.65 in (2011) |
| May 12 | 87.1°F (2022) | 43.0°F (2013) | 1.86 in (2014) |
| May 13 | 88.0°F (2013) | 46.9°F (2021) | 0.91 in (2015) |
| May 14 | 91.0°F (2025) | 45.0°F (2011) | 1.53 in (2010) |
| May 15 | 91.0°F (2022) | 42.1°F (2011) | 1.70 in (2020) |
| May 16 | 84.9°F (2012) | 42.1°F (2011) | 1.35 in (2015) |
| May 17 | 86.0°F (2012) | 46.0°F (2011) | 0.45 in (2016) |
| May 18 | 87.1°F (2017) | 51.1°F (2014) | 1.30 in (2019) |
| May 19 | 87.1°F (2018) | 50.0°F (2016) | 4.20 in (2017) |
| May 20 | 87.1°F (2022) | 53.1°F (2023) | 2.09 in (2011) |
| May 21 | 86.0°F (2024) | 50.0°F (2017) | 3.94 in (2013) |
| May 22 | 89.1°F (2011) | 48.9°F (2022) | 0.84 in (2015) |
| May 23 | 89.1°F (2012) | 53.1°F (2022) | 1.46 in (2015) |
| May 24 | 87.1°F (2012) | 48.9°F (2017) | 2.05 in (2022) |
| May 25 | 88.0°F (2012) | 52.0°F (2017) | 1.28 in (2020) |
| May 26 | 91.9°F (2017) | 54.0°F (2022) | 0.92 in (2025) |
| May 27 | 90.0°F (2017) | 52.0°F (2022) | 0.70 in (2021) |
| May 28 | 91.0°F (2012) | 57.0°F (2025) | 0.54 in (2020) |
| May 29 | 91.0°F (2012) | 53.1°F (2021) | 1.70 in (2015) |
| May 30 | 91.9°F (2018) | 54.0°F (2021) | 1.32 in (2024) |
| May 31 | 88.0°F (2017) | 57.0°F (2012) | 1.15 in (2018) |