May weather in Smithfield, UT
The average temperature in Smithfield in May is 55.4°F (41.5°F–69.2°F). Average precipitation: 2.09 inches.
May is a spring month in Smithfield, and is warmer than the annual average of 47.6°F. Daily temperatures swing about 27.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 14h 22m. For travel, May is a comfortable month to visit.
Avg High
69.2°F
Avg Low
41.5°F
Precipitation
2.09 in
Daylight
14h 22m
May records in Smithfield
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 82.0°F (2007) | 27.1°F (2011) | 0.19 in (2010) |
| May 2 | 77.0°F (2015) | 23.0°F (2001) | 0.57 in (2009) |
| May 3 | 81.0°F (2000) | 26.2°F (2008) | 0.43 in (2007) |
| May 4 | 81.0°F (2004) | 27.0°F (2001) | 0.32 in (2003) |
| May 5 | 84.0°F (2017) | 23.2°F (2010) | 0.47 in (2025) |
| May 6 | 82.0°F (2018) | 25.2°F (2010) | 0.39 in (2015) |
| May 7 | 79.0°F (2021) | 25.0°F (2001) | 0.90 in (2015) |
| May 8 | 78.1°F (2001) | 21.0°F (2002) | 0.63 in (2011) |
| May 9 | 81.0°F (2018) | 21.9°F (2002) | 0.75 in (2014) |
| May 10 | 84.9°F (2025) | 26.2°F (2006) | 0.39 in (2000) |
| May 11 | 84.9°F (2007) | 26.1°F (1999) | 0.54 in (2018) |
| May 12 | 87.1°F (2001) | 28.0°F (2000) | 0.38 in (2018) |
| May 13 | 88.0°F (2013) | 29.1°F (2014) | 0.22 in (1999) |
| May 14 | 84.9°F (2013) | 32.0°F (2004) | 0.38 in (2025) |
| May 15 | 86.0°F (2012) | 33.1°F (1999) | 0.51 in (1999) |
| May 16 | 86.0°F (2006) | 30.0°F (1999) | 0.79 in (2015) |
| May 17 | 88.0°F (2006) | 30.9°F (1999) | 0.50 in (2019) |
| May 18 | 88.0°F (2006) | 31.1°F (2017) | 0.59 in (2013) |
| May 19 | 86.0°F (2002) | 26.1°F (2003) | 0.46 in (2015) |
| May 20 | 84.0°F (2006) | 28.9°F (2003) | 0.31 in (2020) |
| May 21 | 87.1°F (2012) | 30.0°F (2001) | 0.77 in (2002) |
| May 22 | 82.9°F (2000) | 29.1°F (2022) | 0.40 in (2004) |
| May 23 | 87.1°F (2003) | 27.1°F (2022) | 0.49 in (2015) |
| May 24 | 87.1°F (2001) | 31.1°F (2024) | 0.67 in (2011) |
| May 25 | 86.0°F (2001) | 32.0°F (2004) | 0.29 in (2024) |
| May 26 | 87.1°F (2022) | 35.1°F (2004) | 0.55 in (2012) |
| May 27 | 86.0°F (2003) | 36.0°F (2021) | 0.26 in (2004) |
| May 28 | 93.0°F (2003) | 30.2°F (2012) | 1.52 in (2004) |
| May 29 | 93.9°F (2003) | 31.1°F (2007) | 0.59 in (2022) |
| May 30 | 97.0°F (2020) | 32.0°F (2001) | 0.68 in (2011) |
| May 31 | 89.1°F (2017) | 35.1°F (2004) | 0.26 in (2022) |