May weather in Lebanon, OR
The average temperature in Lebanon in May is 58.3°F (47.3°F–69.4°F). Average precipitation: inches.
May is a spring month in Lebanon, and is warmer than the annual average of 54.9°F. Daily temperatures swing about 22.1°F between overnight low and afternoon high. Daylight averages about 14h 36m. For travel, May is a comfortable month to visit.
Avg High
69.4°F
Avg Low
47.3°F
Precipitation
in
Daylight
14h 36m
May records in Lebanon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (2014) | 33.1°F (2011) | 0.93 in (2009) |
| May 2 | 86.0°F (2016) | 35.1°F (2019) | 0.37 in (2012) |
| May 3 | 82.9°F (2017) | 36.0°F (2019) | 0.59 in (2009) |
| May 4 | 86.0°F (2013) | 36.0°F (2011) | 0.50 in (2009) |
| May 5 | 90.0°F (2013) | 37.9°F (2012) | 0.50 in (2009) |
| May 6 | 84.0°F (2019) | 35.1°F (2012) | 0.24 in (2011) |
| May 7 | 84.0°F (2016) | 37.9°F (2014) | 0.21 in (2011) |
| May 8 | 81.0°F (2015) | 36.0°F (2009) | 0.43 in (2014) |
| May 9 | 84.0°F (2015) | 37.9°F (2009) | 0.40 in (2014) |
| May 10 | 84.0°F (2013) | 33.1°F (2012) | 0.12 in (2010) |
| May 11 | 87.1°F (2013) | 35.1°F (2012) | 0.59 in (2017) |
| May 12 | 84.0°F (2012) | 39.9°F (2011) | 0.42 in (2009) |
| May 13 | 89.1°F (2012) | 39.9°F (2009) | 0.13 in (2009) |
| May 14 | 91.9°F (2014) | 44.1°F (2010) | 1.03 in (2016) |
| May 15 | 84.9°F (2014) | 41.0°F (2009) | 0.13 in (2017) |
| May 16 | 82.9°F (2009) | 44.1°F (2009) | 0.32 in (2017) |
| May 17 | 84.9°F (2009) | 41.0°F (2012) | 0.74 in (2011) |
| May 18 | 81.0°F (2009) | 37.0°F (2012) | 0.29 in (2010) |
| May 19 | 78.1°F (2017) | 37.9°F (2012) | 0.32 in (2010) |
| May 20 | 75.9°F (2014) | 37.9°F (2009) | 0.78 in (2013) |
| May 21 | 84.9°F (2017) | 39.9°F (2009) | 0.32 in (2013) |
| May 22 | 93.0°F (2017) | 41.0°F (2013) | 0.43 in (2013) |
| May 23 | 90.0°F (2017) | 41.0°F (2010) | 0.08 in (2010) |
| May 24 | 73.9°F (2009) | 43.0°F (2009) | 0.55 in (2011) |
| May 25 | 79.0°F (2014) | 42.1°F (2009) | 0.53 in (2010) |
| May 26 | 84.9°F (2017) | 44.1°F (2011) | 0.58 in (2013) |
| May 27 | 89.1°F (2017) | 44.1°F (2018) | 0.29 in (2011) |
| May 28 | 89.1°F (2009) | 42.1°F (2016) | 0.32 in (2013) |
| May 29 | 90.0°F (2009) | 42.1°F (2012) | 0.09 in (2013) |
| May 30 | 91.0°F (2009) | 39.9°F (2018) | 0.53 in (2011) |
| May 31 | 84.9°F (2015) | 44.1°F (2013) | 0.31 in (2011) |